diff options
51 files changed, 752 insertions, 4318 deletions
diff --git a/.clang-tidy b/.clang-tidy new file mode 100644 index 000000000..3b5dcd91a --- /dev/null +++ b/.clang-tidy @@ -0,0 +1,18 @@ +UseColor: true +Checks: + - -* + - bugprone-* + # too many warnings + - -bugprone-assignment-in-if-condition + # too many warnings + - -bugprone-narrowing-conversions + # kind of nonsense + - -bugprone-easily-swappable-parameters + # too many warnings for now + - -bugprone-implicit-widening-of-multiplication-result + # Lix's exception handling is Questionable + - -bugprone-empty-catch + # many warnings + - -bugprone-unchecked-optional-access + # many warnings, seems like a questionable lint + - -bugprone-branch-clone diff --git a/.gitignore b/.gitignore index 2c53ed5ac..5409b2f09 100644 --- a/.gitignore +++ b/.gitignore @@ -10,6 +10,7 @@ perl/Makefile.config /stamp-h1 /svn-revision /libtool +/config # /doc/manual/ /doc/manual/*.1 diff --git a/config/config.guess b/config/config.guess deleted file mode 100755 index 1972fda8e..000000000 --- a/config/config.guess +++ /dev/null @@ -1,1700 +0,0 @@ -#! /bin/sh -# Attempt to guess a canonical system name. -# Copyright 1992-2021 Free Software Foundation, Inc. - -timestamp='2021-01-25' - -# This file is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, see <https://www.gnu.org/licenses/>. -# -# As a special exception to the GNU General Public License, if you -# distribute this file as part of a program that contains a -# configuration script generated by Autoconf, you may include it under -# the same distribution terms that you use for the rest of that -# program. This Exception is an additional permission under section 7 -# of the GNU General Public License, version 3 ("GPLv3"). -# -# Originally written by Per Bothner; maintained since 2000 by Ben Elliston. -# -# You can get the latest version of this script from: -# https://git.savannah.gnu.org/cgit/config.git/plain/config.guess -# -# Please send patches to <config-patches@gnu.org>. - - -me=$(echo "$0" | sed -e 's,.*/,,') - -usage="\ -Usage: $0 [OPTION] - -Output the configuration name of the system \`$me' is run on. - -Options: - -h, --help print this help, then exit - -t, --time-stamp print date of last modification, then exit - -v, --version print version number, then exit - -Report bugs and patches to <config-patches@gnu.org>." - -version="\ -GNU config.guess ($timestamp) - -Originally written by Per Bothner. -Copyright 1992-2021 Free Software Foundation, Inc. - -This is free software; see the source for copying conditions. There is NO -warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." - -help=" -Try \`$me --help' for more information." - -# Parse command line -while test $# -gt 0 ; do - case $1 in - --time-stamp | --time* | -t ) - echo "$timestamp" ; exit ;; - --version | -v ) - echo "$version" ; exit ;; - --help | --h* | -h ) - echo "$usage"; exit ;; - -- ) # Stop option processing - shift; break ;; - - ) # Use stdin as input. - break ;; - -* ) - echo "$me: invalid option $1$help" >&2 - exit 1 ;; - * ) - break ;; - esac -done - -if test $# != 0; then - echo "$me: too many arguments$help" >&2 - exit 1 -fi - -# CC_FOR_BUILD -- compiler used by this script. Note that the use of a -# compiler to aid in system detection is discouraged as it requires -# temporary files to be created and, as you can see below, it is a -# headache to deal with in a portable fashion. - -# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. 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- 9000/[34678]??:HP-UX:*:*) - HPUX_REV=$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//') - case "$UNAME_MACHINE" in - 9000/31?) HP_ARCH=m68000 ;; - 9000/[34]??) HP_ARCH=m68k ;; - 9000/[678][0-9][0-9]) - if test -x /usr/bin/getconf; then - sc_cpu_version=$(/usr/bin/getconf SC_CPU_VERSION 2>/dev/null) - sc_kernel_bits=$(/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null) - case "$sc_cpu_version" in - 523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0 - 528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1 - 532) # CPU_PA_RISC2_0 - case "$sc_kernel_bits" in - 32) HP_ARCH=hppa2.0n ;; - 64) HP_ARCH=hppa2.0w ;; - '') HP_ARCH=hppa2.0 ;; # HP-UX 10.20 - esac ;; - esac - fi - if test "$HP_ARCH" = ""; then - set_cc_for_build - sed 's/^ //' << EOF > "$dummy.c" - - #define _HPUX_SOURCE - #include <stdlib.h> - #include <unistd.h> - - int main () - { - #if defined(_SC_KERNEL_BITS) - long bits = sysconf(_SC_KERNEL_BITS); - #endif - long cpu = sysconf (_SC_CPU_VERSION); - - switch (cpu) - { - case CPU_PA_RISC1_0: puts ("hppa1.0"); break; - case CPU_PA_RISC1_1: puts ("hppa1.1"); break; - case CPU_PA_RISC2_0: - #if defined(_SC_KERNEL_BITS) - switch (bits) - { - case 64: puts ("hppa2.0w"); break; - case 32: puts ("hppa2.0n"); break; - default: puts ("hppa2.0"); break; - } break; - #else /* !defined(_SC_KERNEL_BITS) */ - puts ("hppa2.0"); break; - #endif - default: puts ("hppa1.0"); break; - } - exit (0); - } -EOF - (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=$("$dummy") - test -z "$HP_ARCH" && HP_ARCH=hppa - fi ;; - esac - if test "$HP_ARCH" = hppa2.0w - then - set_cc_for_build - - # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating - # 32-bit code. hppa64-hp-hpux* has the same kernel and a compiler - # generating 64-bit code. GNU and HP use different nomenclature: - # - # $ CC_FOR_BUILD=cc ./config.guess - # => hppa2.0w-hp-hpux11.23 - # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess - # => hppa64-hp-hpux11.23 - - if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | - grep -q __LP64__ - then - HP_ARCH=hppa2.0w - else - HP_ARCH=hppa64 - fi - fi - echo "$HP_ARCH"-hp-hpux"$HPUX_REV" - exit ;; - ia64:HP-UX:*:*) - HPUX_REV=$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//') - echo ia64-hp-hpux"$HPUX_REV" - exit ;; - 3050*:HI-UX:*:*) - set_cc_for_build - sed 's/^ //' << EOF > "$dummy.c" - #include <unistd.h> - int - main () - { - long cpu = sysconf (_SC_CPU_VERSION); - /* The order matters, because CPU_IS_HP_MC68K erroneously returns - true for CPU_PA_RISC1_0. CPU_IS_PA_RISC returns correct - results, however. */ - if (CPU_IS_PA_RISC (cpu)) - { - switch (cpu) - { - case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break; - case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break; - case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break; - default: puts ("hppa-hitachi-hiuxwe2"); break; - } - } - else if (CPU_IS_HP_MC68K (cpu)) - puts ("m68k-hitachi-hiuxwe2"); - else puts ("unknown-hitachi-hiuxwe2"); - exit (0); - } -EOF - $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=$("$dummy") && - { echo "$SYSTEM_NAME"; exit; } - echo unknown-hitachi-hiuxwe2 - exit ;; - 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*) - echo hppa1.1-hp-bsd - exit ;; - 9000/8??:4.3bsd:*:*) - echo hppa1.0-hp-bsd - exit ;; - *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) - echo hppa1.0-hp-mpeix - exit ;; - hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*) - echo hppa1.1-hp-osf - exit ;; - hp8??:OSF1:*:*) - echo hppa1.0-hp-osf - exit ;; - i*86:OSF1:*:*) - if test -x /usr/sbin/sysversion ; then - echo "$UNAME_MACHINE"-unknown-osf1mk - else - echo "$UNAME_MACHINE"-unknown-osf1 - fi - exit ;; - parisc*:Lites*:*:*) - echo hppa1.1-hp-lites - exit ;; - C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) - echo c1-convex-bsd - exit ;; - C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*) - if getsysinfo -f scalar_acc - then echo c32-convex-bsd - else echo c2-convex-bsd - fi - exit ;; - C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*) - echo c34-convex-bsd - exit ;; - C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*) - echo c38-convex-bsd - exit ;; - C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) - echo c4-convex-bsd - exit ;; - CRAY*Y-MP:*:*:*) - echo ymp-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/' - exit ;; - CRAY*[A-Z]90:*:*:*) - echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \ - | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ - -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ - -e 's/\.[^.]*$/.X/' - exit ;; - CRAY*TS:*:*:*) - echo t90-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/' - exit ;; - CRAY*T3E:*:*:*) - echo alphaev5-cray-unicosmk"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/' - exit ;; - CRAY*SV1:*:*:*) - echo sv1-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/' - exit ;; - *:UNICOS/mp:*:*) - echo craynv-cray-unicosmp"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/' - exit ;; - F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) - FUJITSU_PROC=$(uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz) - FUJITSU_SYS=$(uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///') - FUJITSU_REL=$(echo "$UNAME_RELEASE" | sed -e 's/ /_/') - echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" - exit ;; - 5000:UNIX_System_V:4.*:*) - FUJITSU_SYS=$(uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///') - FUJITSU_REL=$(echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/') - echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" - exit ;; - i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) - echo "$UNAME_MACHINE"-pc-bsdi"$UNAME_RELEASE" - exit ;; - sparc*:BSD/OS:*:*) - echo sparc-unknown-bsdi"$UNAME_RELEASE" - exit ;; - *:BSD/OS:*:*) - echo "$UNAME_MACHINE"-unknown-bsdi"$UNAME_RELEASE" - exit ;; - arm:FreeBSD:*:*) - UNAME_PROCESSOR=$(uname -p) - set_cc_for_build - if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ - | grep -q __ARM_PCS_VFP - then - echo "${UNAME_PROCESSOR}"-unknown-freebsd"$(echo ${UNAME_RELEASE}|sed -e 's/[-(].*//')"-gnueabi - else - echo "${UNAME_PROCESSOR}"-unknown-freebsd"$(echo ${UNAME_RELEASE}|sed -e 's/[-(].*//')"-gnueabihf - fi - exit ;; - *:FreeBSD:*:*) - UNAME_PROCESSOR=$(/usr/bin/uname -p) - case "$UNAME_PROCESSOR" in - amd64) - UNAME_PROCESSOR=x86_64 ;; - i386) - UNAME_PROCESSOR=i586 ;; - esac - echo "$UNAME_PROCESSOR"-unknown-freebsd"$(echo "$UNAME_RELEASE"|sed -e 's/[-(].*//')" - exit ;; - i*:CYGWIN*:*) - echo "$UNAME_MACHINE"-pc-cygwin - exit ;; - *:MINGW64*:*) - echo "$UNAME_MACHINE"-pc-mingw64 - exit ;; - *:MINGW*:*) - echo "$UNAME_MACHINE"-pc-mingw32 - exit ;; - *:MSYS*:*) - echo "$UNAME_MACHINE"-pc-msys - exit ;; - i*:PW*:*) - echo "$UNAME_MACHINE"-pc-pw32 - exit ;; - *:Interix*:*) - case "$UNAME_MACHINE" in - x86) - echo i586-pc-interix"$UNAME_RELEASE" - exit ;; - authenticamd | genuineintel | EM64T) - echo x86_64-unknown-interix"$UNAME_RELEASE" - exit ;; - IA64) - echo ia64-unknown-interix"$UNAME_RELEASE" - exit ;; - esac ;; - i*:UWIN*:*) - echo "$UNAME_MACHINE"-pc-uwin - exit ;; - amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*) - echo x86_64-pc-cygwin - exit ;; - prep*:SunOS:5.*:*) - echo powerpcle-unknown-solaris2"$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*//')" - exit ;; - *:GNU:*:*) - # the GNU system - echo "$(echo "$UNAME_MACHINE"|sed -e 's,[-/].*$,,')-unknown-$LIBC$(echo "$UNAME_RELEASE"|sed -e 's,/.*$,,')" - exit ;; - *:GNU/*:*:*) - # other systems with GNU libc and userland - echo "$UNAME_MACHINE-unknown-$(echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]")$(echo "$UNAME_RELEASE"|sed -e 's/[-(].*//')-$LIBC" - exit ;; - *:Minix:*:*) - echo "$UNAME_MACHINE"-unknown-minix - exit ;; - aarch64:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - aarch64_be:Linux:*:*) - UNAME_MACHINE=aarch64_be - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - alpha:Linux:*:*) - case $(sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null) in - EV5) UNAME_MACHINE=alphaev5 ;; - EV56) UNAME_MACHINE=alphaev56 ;; - PCA56) UNAME_MACHINE=alphapca56 ;; - PCA57) UNAME_MACHINE=alphapca56 ;; - EV6) UNAME_MACHINE=alphaev6 ;; - EV67) UNAME_MACHINE=alphaev67 ;; - EV68*) UNAME_MACHINE=alphaev68 ;; - esac - objdump --private-headers /bin/sh | grep -q ld.so.1 - if test "$?" = 0 ; then LIBC=gnulibc1 ; fi - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - arc:Linux:*:* | arceb:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - arm*:Linux:*:*) - set_cc_for_build - if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \ - | grep -q __ARM_EABI__ - then - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - else - if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ - | grep -q __ARM_PCS_VFP - then - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabi - else - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabihf - fi - fi - exit ;; - avr32*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - cris:Linux:*:*) - echo "$UNAME_MACHINE"-axis-linux-"$LIBC" - exit ;; - crisv32:Linux:*:*) - echo "$UNAME_MACHINE"-axis-linux-"$LIBC" - exit ;; - e2k:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - frv:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - hexagon:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - i*86:Linux:*:*) - echo "$UNAME_MACHINE"-pc-linux-"$LIBC" - exit ;; - ia64:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - k1om:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - m32r*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - m68*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - mips:Linux:*:* | mips64:Linux:*:*) - set_cc_for_build - IS_GLIBC=0 - test x"${LIBC}" = xgnu && IS_GLIBC=1 - sed 's/^ //' << EOF > "$dummy.c" - #undef CPU - #undef mips - #undef mipsel - #undef mips64 - #undef mips64el - #if ${IS_GLIBC} && defined(_ABI64) - LIBCABI=gnuabi64 - #else - #if ${IS_GLIBC} && defined(_ABIN32) - LIBCABI=gnuabin32 - #else - LIBCABI=${LIBC} - #endif - #endif - - #if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6 - CPU=mipsisa64r6 - #else - #if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6 - CPU=mipsisa32r6 - #else - #if defined(__mips64) - CPU=mips64 - #else - CPU=mips - #endif - #endif - #endif - - #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) - MIPS_ENDIAN=el - #else - #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) - MIPS_ENDIAN= - #else - MIPS_ENDIAN= - #endif - #endif -EOF - eval "$($CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI')" - test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; } - ;; - mips64el:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - openrisc*:Linux:*:*) - echo or1k-unknown-linux-"$LIBC" - exit ;; - or32:Linux:*:* | or1k*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - padre:Linux:*:*) - echo sparc-unknown-linux-"$LIBC" - exit ;; - parisc64:Linux:*:* | hppa64:Linux:*:*) - echo hppa64-unknown-linux-"$LIBC" - exit ;; - parisc:Linux:*:* | hppa:Linux:*:*) - # Look for CPU level - case $(grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2) in - PA7*) echo hppa1.1-unknown-linux-"$LIBC" ;; - PA8*) echo hppa2.0-unknown-linux-"$LIBC" ;; - *) echo hppa-unknown-linux-"$LIBC" ;; - esac - exit ;; - ppc64:Linux:*:*) - echo powerpc64-unknown-linux-"$LIBC" - exit ;; - ppc:Linux:*:*) - echo powerpc-unknown-linux-"$LIBC" - exit ;; - ppc64le:Linux:*:*) - echo powerpc64le-unknown-linux-"$LIBC" - exit ;; - ppcle:Linux:*:*) - echo powerpcle-unknown-linux-"$LIBC" - exit ;; - riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - s390:Linux:*:* | s390x:Linux:*:*) - echo "$UNAME_MACHINE"-ibm-linux-"$LIBC" - exit ;; - sh64*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - sh*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - sparc:Linux:*:* | sparc64:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - tile*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - vax:Linux:*:*) - echo "$UNAME_MACHINE"-dec-linux-"$LIBC" - exit ;; - x86_64:Linux:*:*) - set_cc_for_build - LIBCABI=$LIBC - if test "$CC_FOR_BUILD" != no_compiler_found; then - if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \ - (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \ - grep IS_X32 >/dev/null - then - LIBCABI="$LIBC"x32 - fi - fi - echo "$UNAME_MACHINE"-pc-linux-"$LIBCABI" - exit ;; - xtensa*:Linux:*:*) - echo "$UNAME_MACHINE"-unknown-linux-"$LIBC" - exit ;; - i*86:DYNIX/ptx:4*:*) - # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. - # earlier versions are messed up and put the nodename in both - # sysname and nodename. - echo i386-sequent-sysv4 - exit ;; - i*86:UNIX_SV:4.2MP:2.*) - # Unixware is an offshoot of SVR4, but it has its own version - # number series starting with 2... - # I am not positive that other SVR4 systems won't match this, - # I just have to hope. -- rms. - # Use sysv4.2uw... so that sysv4* matches it. - echo "$UNAME_MACHINE"-pc-sysv4.2uw"$UNAME_VERSION" - exit ;; - i*86:OS/2:*:*) - # If we were able to find `uname', then EMX Unix compatibility - # is probably installed. - echo "$UNAME_MACHINE"-pc-os2-emx - exit ;; - i*86:XTS-300:*:STOP) - echo "$UNAME_MACHINE"-unknown-stop - exit ;; - i*86:atheos:*:*) - echo "$UNAME_MACHINE"-unknown-atheos - exit ;; - i*86:syllable:*:*) - echo "$UNAME_MACHINE"-pc-syllable - exit ;; - i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*) - echo i386-unknown-lynxos"$UNAME_RELEASE" - exit ;; - i*86:*DOS:*:*) - echo "$UNAME_MACHINE"-pc-msdosdjgpp - exit ;; - i*86:*:4.*:*) - UNAME_REL=$(echo "$UNAME_RELEASE" | sed 's/\/MP$//') - if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then - echo "$UNAME_MACHINE"-univel-sysv"$UNAME_REL" - else - echo "$UNAME_MACHINE"-pc-sysv"$UNAME_REL" - fi - exit ;; - i*86:*:5:[678]*) - # UnixWare 7.x, OpenUNIX and OpenServer 6. - case $(/bin/uname -X | grep "^Machine") in - *486*) UNAME_MACHINE=i486 ;; - *Pentium) UNAME_MACHINE=i586 ;; - *Pent*|*Celeron) UNAME_MACHINE=i686 ;; - esac - echo "$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}" - exit ;; - i*86:*:3.2:*) - if test -f /usr/options/cb.name; then - UNAME_REL=$(sed -n 's/.*Version //p' </usr/options/cb.name) - echo "$UNAME_MACHINE"-pc-isc"$UNAME_REL" - elif /bin/uname -X 2>/dev/null >/dev/null ; then - UNAME_REL=$( (/bin/uname -X|grep Release|sed -e 's/.*= //')) - (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 - (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ - && UNAME_MACHINE=i586 - (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ - && UNAME_MACHINE=i686 - (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ - && UNAME_MACHINE=i686 - echo "$UNAME_MACHINE"-pc-sco"$UNAME_REL" - else - echo "$UNAME_MACHINE"-pc-sysv32 - fi - exit ;; - pc:*:*:*) - # Left here for compatibility: - # uname -m prints for DJGPP always 'pc', but it prints nothing about - # the processor, so we play safe by assuming i586. - # Note: whatever this is, it MUST be the same as what config.sub - # prints for the "djgpp" host, or else GDB configure will decide that - # this is a cross-build. - echo i586-pc-msdosdjgpp - exit ;; - Intel:Mach:3*:*) - echo i386-pc-mach3 - exit ;; - paragon:*:*:*) - echo i860-intel-osf1 - exit ;; - i860:*:4.*:*) # i860-SVR4 - if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then - echo i860-stardent-sysv"$UNAME_RELEASE" # Stardent Vistra i860-SVR4 - else # Add other i860-SVR4 vendors below as they are discovered. - echo i860-unknown-sysv"$UNAME_RELEASE" # Unknown i860-SVR4 - fi - exit ;; - mini*:CTIX:SYS*5:*) - # "miniframe" - echo m68010-convergent-sysv - exit ;; - mc68k:UNIX:SYSTEM5:3.51m) - echo m68k-convergent-sysv - exit ;; - M680?0:D-NIX:5.3:*) - echo m68k-diab-dnix - exit ;; - M68*:*:R3V[5678]*:*) - test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;; - 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0) - OS_REL='' - test -r /etc/.relid \ - && OS_REL=.$(sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid) - /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ - && { echo i486-ncr-sysv4.3"$OS_REL"; exit; } - /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ - && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;; - 3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*) - /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ - && { echo i486-ncr-sysv4; exit; } ;; - NCR*:*:4.2:* | MPRAS*:*:4.2:*) - OS_REL='.3' - test -r /etc/.relid \ - && OS_REL=.$(sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid) - /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ - && { echo i486-ncr-sysv4.3"$OS_REL"; exit; } - /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ - && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } - /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \ - && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;; - m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*) - echo m68k-unknown-lynxos"$UNAME_RELEASE" - exit ;; - mc68030:UNIX_System_V:4.*:*) - echo m68k-atari-sysv4 - exit ;; - TSUNAMI:LynxOS:2.*:*) - echo sparc-unknown-lynxos"$UNAME_RELEASE" - exit ;; - rs6000:LynxOS:2.*:*) - echo rs6000-unknown-lynxos"$UNAME_RELEASE" - exit ;; - PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*) - echo powerpc-unknown-lynxos"$UNAME_RELEASE" - exit ;; - SM[BE]S:UNIX_SV:*:*) - echo mips-dde-sysv"$UNAME_RELEASE" - exit ;; - RM*:ReliantUNIX-*:*:*) - echo mips-sni-sysv4 - exit ;; - RM*:SINIX-*:*:*) - echo mips-sni-sysv4 - exit ;; - *:SINIX-*:*:*) - if uname -p 2>/dev/null >/dev/null ; then - UNAME_MACHINE=$( (uname -p) 2>/dev/null) - echo "$UNAME_MACHINE"-sni-sysv4 - else - echo ns32k-sni-sysv - fi - exit ;; - PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort - # says <Richard.M.Bartel@ccMail.Census.GOV> - echo i586-unisys-sysv4 - exit ;; 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- x86_64:VMkernel:*:*) - echo "$UNAME_MACHINE"-unknown-esx - exit ;; - amd64:Isilon\ OneFS:*:*) - echo x86_64-unknown-onefs - exit ;; - *:Unleashed:*:*) - echo "$UNAME_MACHINE"-unknown-unleashed"$UNAME_RELEASE" - exit ;; -esac - -# No uname command or uname output not recognized. -set_cc_for_build -cat > "$dummy.c" <<EOF -#ifdef _SEQUENT_ -#include <sys/types.h> -#include <sys/utsname.h> -#endif -#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__) -#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__) -#include <signal.h> -#if defined(_SIZE_T_) || defined(SIGLOST) -#include <sys/utsname.h> -#endif -#endif -#endif -main () -{ -#if defined (sony) -#if defined (MIPSEB) - /* BFD wants "bsd" instead of "newsos". Perhaps BFD should be changed, - I don't know.... */ - printf ("mips-sony-bsd\n"); exit (0); -#else -#include <sys/param.h> - printf ("m68k-sony-newsos%s\n", -#ifdef NEWSOS4 - "4" -#else - "" -#endif - ); exit (0); -#endif -#endif - -#if defined (NeXT) -#if !defined (__ARCHITECTURE__) -#define __ARCHITECTURE__ "m68k" -#endif - int version; - version=$( (hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null); - if (version < 4) - printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version); - else - printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version); - exit (0); -#endif - -#if defined (MULTIMAX) || defined (n16) -#if defined (UMAXV) - printf ("ns32k-encore-sysv\n"); exit (0); -#else -#if defined (CMU) - printf ("ns32k-encore-mach\n"); exit (0); -#else - printf ("ns32k-encore-bsd\n"); exit (0); -#endif -#endif -#endif - -#if defined (__386BSD__) - printf ("i386-pc-bsd\n"); exit (0); -#endif - -#if defined (sequent) -#if defined (i386) - printf ("i386-sequent-dynix\n"); exit (0); -#endif -#if defined (ns32000) - printf ("ns32k-sequent-dynix\n"); exit (0); -#endif -#endif - -#if defined (_SEQUENT_) - struct utsname un; - - uname(&un); - if (strncmp(un.version, "V2", 2) == 0) { - printf ("i386-sequent-ptx2\n"); exit (0); - } - if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */ - printf ("i386-sequent-ptx1\n"); exit (0); - } - printf ("i386-sequent-ptx\n"); exit (0); -#endif - -#if defined (vax) -#if !defined (ultrix) -#include <sys/param.h> -#if defined (BSD) -#if BSD == 43 - printf ("vax-dec-bsd4.3\n"); exit (0); -#else -#if BSD == 199006 - printf ("vax-dec-bsd4.3reno\n"); exit (0); -#else - printf ("vax-dec-bsd\n"); exit (0); -#endif -#endif -#else - printf ("vax-dec-bsd\n"); exit (0); -#endif -#else -#if defined(_SIZE_T_) || defined(SIGLOST) - struct utsname un; - uname (&un); - printf ("vax-dec-ultrix%s\n", un.release); exit (0); -#else - printf ("vax-dec-ultrix\n"); exit (0); -#endif -#endif -#endif -#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__) -#if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__) -#if defined(_SIZE_T_) || defined(SIGLOST) - struct utsname *un; - uname (&un); - printf ("mips-dec-ultrix%s\n", un.release); exit (0); -#else - printf ("mips-dec-ultrix\n"); exit (0); -#endif -#endif -#endif - -#if defined (alliant) && defined (i860) - printf ("i860-alliant-bsd\n"); exit (0); -#endif - - exit (1); -} -EOF - -$CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=$($dummy) && - { echo "$SYSTEM_NAME"; exit; } - -# Apollos put the system type in the environment. -test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; } - -echo "$0: unable to guess system type" >&2 - -case "$UNAME_MACHINE:$UNAME_SYSTEM" in - mips:Linux | mips64:Linux) - # If we got here on MIPS GNU/Linux, output extra information. - cat >&2 <<EOF - -NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize -the system type. Please install a C compiler and try again. -EOF - ;; -esac - -cat >&2 <<EOF - -This script (version $timestamp), has failed to recognize the -operating system you are using. If your script is old, overwrite *all* -copies of config.guess and config.sub with the latest versions from: - - https://git.savannah.gnu.org/cgit/config.git/plain/config.guess -and - https://git.savannah.gnu.org/cgit/config.git/plain/config.sub -EOF - -year=$(echo $timestamp | sed 's,-.*,,') -# shellcheck disable=SC2003 -if test "$(expr "$(date +%Y)" - "$year")" -lt 3 ; then - cat >&2 <<EOF - -If $0 has already been updated, send the following data and any -information you think might be pertinent to config-patches@gnu.org to -provide the necessary information to handle your system. - -config.guess timestamp = $timestamp - -uname -m = $( (uname -m) 2>/dev/null || echo unknown) -uname -r = $( (uname -r) 2>/dev/null || echo unknown) -uname -s = $( (uname -s) 2>/dev/null || echo unknown) -uname -v = $( (uname -v) 2>/dev/null || echo unknown) - -/usr/bin/uname -p = $( (/usr/bin/uname -p) 2>/dev/null) -/bin/uname -X = $( (/bin/uname -X) 2>/dev/null) - -hostinfo = $( (hostinfo) 2>/dev/null) -/bin/universe = $( (/bin/universe) 2>/dev/null) -/usr/bin/arch -k = $( (/usr/bin/arch -k) 2>/dev/null) -/bin/arch = $( (/bin/arch) 2>/dev/null) -/usr/bin/oslevel = $( (/usr/bin/oslevel) 2>/dev/null) -/usr/convex/getsysinfo = $( (/usr/convex/getsysinfo) 2>/dev/null) - -UNAME_MACHINE = "$UNAME_MACHINE" -UNAME_RELEASE = "$UNAME_RELEASE" -UNAME_SYSTEM = "$UNAME_SYSTEM" -UNAME_VERSION = "$UNAME_VERSION" -EOF -fi - -exit 1 - -# Local variables: -# eval: (add-hook 'before-save-hook 'time-stamp) -# time-stamp-start: "timestamp='" -# time-stamp-format: "%:y-%02m-%02d" -# time-stamp-end: "'" -# End: diff --git a/config/config.sub b/config/config.sub deleted file mode 100755 index 63c1f1c8b..000000000 --- a/config/config.sub +++ /dev/null @@ -1,1860 +0,0 @@ -#! /bin/sh -# Configuration validation subroutine script. -# Copyright 1992-2021 Free Software Foundation, Inc. - -timestamp='2021-01-08' - -# This file is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, see <https://www.gnu.org/licenses/>. -# -# As a special exception to the GNU General Public License, if you -# distribute this file as part of a program that contains a -# configuration script generated by Autoconf, you may include it under -# the same distribution terms that you use for the rest of that -# program. This Exception is an additional permission under section 7 -# of the GNU General Public License, version 3 ("GPLv3"). - - -# Please send patches to <config-patches@gnu.org>. -# -# Configuration subroutine to validate and canonicalize a configuration type. -# Supply the specified configuration type as an argument. -# If it is invalid, we print an error message on stderr and exit with code 1. -# Otherwise, we print the canonical config type on stdout and succeed. - -# You can get the latest version of this script from: -# https://git.savannah.gnu.org/cgit/config.git/plain/config.sub - -# This file is supposed to be the same for all GNU packages -# and recognize all the CPU types, system types and aliases -# that are meaningful with *any* GNU software. -# Each package is responsible for reporting which valid configurations -# it does not support. 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Create the - # directory the slow way, step by step, checking for races as we go. - - case $dstdir in - /*) prefix='/';; - [-=\(\)!]*) prefix='./';; - *) prefix='';; - esac - - eval "$initialize_posix_glob" - - oIFS=$IFS - IFS=/ - $posix_glob set -f - set fnord $dstdir - shift - $posix_glob set +f - IFS=$oIFS - - prefixes= - - for d - do - test X"$d" = X && continue - - prefix=$prefix$d - if test -d "$prefix"; then - prefixes= - else - if $posix_mkdir; then - (umask=$mkdir_umask && - $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break - # Don't fail if two instances are running concurrently. - test -d "$prefix" || exit 1 - else - case $prefix in - *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; - *) qprefix=$prefix;; - esac - prefixes="$prefixes '$qprefix'" - fi - fi - prefix=$prefix/ - done - - if test -n "$prefixes"; then - # Don't fail if two instances are running concurrently. - (umask $mkdir_umask && - eval "\$doit_exec \$mkdirprog $prefixes") || - test -d "$dstdir" || exit 1 - obsolete_mkdir_used=true - fi - fi - fi - - if test -n "$dir_arg"; then - { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && - { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && - { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || - test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 - else - - # Make a couple of temp file names in the proper directory. - dsttmp=$dstdir/_inst.$$_ - rmtmp=$dstdir/_rm.$$_ - - # Trap to clean up those temp files at exit. - trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 - - # Copy the file name to the temp name. - (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && - - # and set any options; do chmod last to preserve setuid bits. - # - # If any of these fail, we abort the whole thing. If we want to - # ignore errors from any of these, just make sure not to ignore - # errors from the above "$doit $cpprog $src $dsttmp" command. - # - { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && - { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && - { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && - { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && - - # If -C, don't bother to copy if it wouldn't change the file. - if $copy_on_change && - old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && - new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && - - eval "$initialize_posix_glob" && - $posix_glob set -f && - set X $old && old=:$2:$4:$5:$6 && - set X $new && new=:$2:$4:$5:$6 && - $posix_glob set +f && - - test "$old" = "$new" && - $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 - then - rm -f "$dsttmp" - else - # Rename the file to the real destination. - $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || - - # The rename failed, perhaps because mv can't rename something else - # to itself, or perhaps because mv is so ancient that it does not - # support -f. - { - # Now remove or move aside any old file at destination location. - # We try this two ways since rm can't unlink itself on some - # systems and the destination file might be busy for other - # reasons. In this case, the final cleanup might fail but the new - # file should still install successfully. - { - test ! -f "$dst" || - $doit $rmcmd -f "$dst" 2>/dev/null || - { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && - { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } - } || - { echo "$0: cannot unlink or rename $dst" >&2 - (exit 1); exit 1 - } - } && - - # Now rename the file to the real destination. - $doit $mvcmd "$dsttmp" "$dst" - } - fi || exit 1 - - trap '' 0 - fi -done - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-time-zone: "UTC" -# time-stamp-end: "; # UTC" -# End: diff --git a/doc/manual/local.mk b/doc/manual/local.mk index b33a4f777..955357607 100644 --- a/doc/manual/local.mk +++ b/doc/manual/local.mk @@ -39,67 +39,30 @@ dummy-env = env -i \ nix-eval = $(dummy-env) $(doc_nix) eval --experimental-features nix-command -I nix/corepkgs=corepkgs --store dummy:// --impure --raw -# re-implement mdBook's include directive to make it usable for terminal output and for proper @docroot@ substitution -define process-includes - while read -r line; do \ - set -euo pipefail; \ - filename="$$(dirname $(1))/$$(sed 's/{{#include \(.*\)}}/\1/'<<< $$line)"; \ - test -f "$$filename" || ( echo "#include-d file '$$filename' does not exist." >&2; exit 1; ); \ - matchline="$$(sed 's|/|\\/|g' <<< $$line)"; \ - sed -i "/$$matchline/r $$filename" $(2); \ - sed -i "s/$$matchline//" $(2); \ - done < <(grep '{{#include' $(1)) -endef - $(d)/nix-env-%.1: $(d)/src/command-ref/nix-env/%.md - @printf "Title: %s\n\n" "$(subst nix-env-,nix-env --,$$(basename "$@" .1))" > $^.tmp - $(render-subcommand) + $(trace-gen) doc/manual/render-manpage.sh \ + --out-no-smarty "$(subst nix-env-,nix-env --,$$(basename "$@" .1))" 1 $^ $^.tmp $@ $(d)/nix-store-%.1: $(d)/src/command-ref/nix-store/%.md - @printf -- 'Title: %s\n\n' "$(subst nix-store-,nix-store --,$$(basename "$@" .1))" > $^.tmp - $(render-subcommand) - -# FIXME: there surely is some more deduplication to be achieved here with even darker Make magic -define render-subcommand - @cat $^ >> $^.tmp - @$(call process-includes,$^,$^.tmp) - $(trace-gen) lowdown -sT man --nroff-nolinks -M section=1 $^.tmp -o $@ - @# fix up `lowdown`'s automatic escaping of `--` - @# https://github.com/kristapsdz/lowdown/blob/edca6ce6d5336efb147321a43c47a698de41bb7c/entity.c#L202 - @sed -i 's/\e\[u2013\]/--/' $@ - @rm $^.tmp -endef + $(trace-gen) doc/manual/render-manpage.sh \ + --out-no-smarty "$(subst nix-store-,nix-store --,$$(basename "$@" .1))" 1 $^ $^.tmp $@ $(d)/%.1: $(d)/src/command-ref/%.md - @printf "Title: %s\n\n" "$$(basename $@ .1)" > $^.tmp - @cat $^ >> $^.tmp - @$(call process-includes,$^,$^.tmp) - $(trace-gen) lowdown -sT man --nroff-nolinks -M section=1 $^.tmp -o $@ - @rm $^.tmp + $(trace-gen) doc/manual/render-manpage.sh "$$(basename $@ .1)" 1 $^ $^.tmp $@ $(d)/%.8: $(d)/src/command-ref/%.md - @printf "Title: %s\n\n" "$$(basename $@ .8)" > $^.tmp - @cat $^ >> $^.tmp - $(trace-gen) lowdown -sT man --nroff-nolinks -M section=8 $^.tmp -o $@ - @rm $^.tmp + $(trace-gen) doc/manual/render-manpage.sh "$$(basename $@ .8)" 8 $^ $^.tmp $@ $(d)/nix.conf.5: $(d)/src/command-ref/conf-file.md - @printf "Title: %s\n\n" "$$(basename $@ .5)" > $^.tmp - @cat $^ >> $^.tmp - @$(call process-includes,$^,$^.tmp) - $(trace-gen) lowdown -sT man --nroff-nolinks -M section=5 $^.tmp -o $@ - @rm $^.tmp + $(trace-gen) doc/manual/render-manpage.sh "$$(basename $@ .5)" 5 $^ $^.tmp $@ $(d)/nix-profiles.5: $(d)/src/command-ref/files/profiles.md - @printf "Title: %s\n\n" "$$(basename $@ .5)" > $^.tmp - @cat $^ >> $^.tmp - $(trace-gen) lowdown -sT man --nroff-nolinks -M section=5 $^.tmp -o $@ - @rm $^.tmp + $(trace-gen) doc/manual/render-manpage.sh "$$(basename $@ .5)" 5 $^ $^.tmp $@ $(d)/src/SUMMARY.md: $(d)/src/SUMMARY.md.in $(d)/src/SUMMARY-rl-next.md $(d)/src/command-ref/new-cli $(d)/src/contributing/experimental-feature-descriptions.md @cp $< $@ - @$(call process-includes,$@,$@) + @doc/manual/process-includes.sh $@ $@ $(d)/src/command-ref/new-cli: $(d)/nix.json $(d)/utils.nix $(d)/generate-manpage.nix $(doc_nix) @rm -rf $@ $@.tmp @@ -201,7 +164,7 @@ $(docdir)/manual/index.html: $(MANUAL_SRCS) $(d)/book.toml $(d)/anchors.jq $(d)/ tmp="$$(mktemp -d)"; \ cp -r doc/manual "$$tmp"; \ find "$$tmp" -name '*.md' | while read -r file; do \ - $(call process-includes,$$file,$$file); \ + doc/manual/process-includes.sh $$file $$file; \ done; \ find "$$tmp" -name '*.md' | while read -r file; do \ docroot="$$(realpath --relative-to="$$(dirname "$$file")" $$tmp/manual/src)"; \ diff --git a/doc/manual/meson.build b/doc/manual/meson.build new file mode 100644 index 000000000..02b707ff3 --- /dev/null +++ b/doc/manual/meson.build @@ -0,0 +1,290 @@ +nix_env_for_docs = { + 'HOME': '/dummy', + 'NIX_CONF_DIR': '/dummy', + 'NIX_SSL_CERT_FILE': '/dummy/no-ca-bundle.crt', + 'NIX_STATE_DIR': '/dummy', + 'NIX_CONFIG': 'cores = 0', +} + +nix_for_docs = [ nix, '--experimental-features', 'nix-command' ] +nix_eval_for_docs = nix_for_docs + [ + 'eval', + '-I', 'nix/corepkgs=corepkgs', + '--store', 'dummy://', + '--impure', + '--raw', +] + +nix_conf_file_json = custom_target( + command : nix_for_docs + [ 'show-config', '--json' ], + capture : true, + output : 'conf-file.json', + env : nix_env_for_docs, +) + +nix_conf_file_md_body = custom_target( + command : nix_eval_for_docs + [ + '--expr', + '(import @INPUT0@).showSettings { inlineHTML = true; } (builtins.fromJSON (builtins.readFile @INPUT1@))', + ], + capture : true, + input : [ + 'utils.nix', + nix_conf_file_json, + ], + output : 'conf-file.md.body', + env : nix_env_for_docs, +) + +nix_conf_file_md = custom_target( + command : [ 'cat', '@INPUT@' ], + capture : true, + input : [ + 'src/command-ref/conf-file-prefix.md', + nix_conf_file_md_body, + ], + output : 'conf-file.md', +) + +nix_exp_features_json = custom_target( + command : [ nix, '__dump-xp-features' ], + capture : true, + output : 'xp-features.json', +) +nix_exp_feature_shortlist = custom_target( + command : nix_eval_for_docs + [ + '--expr', + 'import @INPUT0@ (builtins.fromJSON (builtins.readFile @INPUT1@))', + ], + input : [ + 'generate-xp-features-shortlist.nix', + nix_exp_features_json, + ], + output : 'experimental-features-shortlist.md', + capture : true, + env : nix_env_for_docs, +) + +nix_nested_manpages = [ + [ 'nix-env', + [ + 'delete-generations', + 'install', + 'list-generations', + 'query', + 'rollback', + 'set-flag', + 'set', + 'switch-generation', + 'switch-profile', + 'uninstall', + 'upgrade', + ], + ], + [ 'nix-store', + [ + 'add-fixed', + 'add', + 'delete', + 'dump-db', + 'dump', + 'export', + 'gc', + 'generate-binary-cache-key', + 'import', + 'load-db', + 'optimise', + 'print-env', + 'query', + 'read-log', + 'realise', + 'repair-path', + 'restore', + 'serve', + 'verify', + 'verify-path', + ], + ], +] + +foreach command : nix_nested_manpages + foreach page : command[1] + custom_target( + command : [ + './render-manpage.sh', + '--out-no-smarty', + command[0] + ' --' + page, + '1', + '@INPUT@', + '@OUTPUT@.tmp', + '@OUTPUT@', + ], + input : 'src/command-ref' / command[0] / (page + '.md'), + output : command[0] + '-' + page + '.1', + install : true, + install_dir : mandir / 'man1', + ) + endforeach +endforeach + +nix3_cli_json = custom_target( + command : [ nix, '__dump-cli' ], + capture : true, + output : 'nix.json', +) +nix3_cli_files = custom_target( + command : nix_eval_for_docs + [ + '--write-to', '@OUTPUT@', + '--expr', + 'import @INPUT1@ true (builtins.readFile @INPUT0@)', + ], + input : [ + nix3_cli_json, + 'generate-manpage.nix', + 'utils.nix', + ], + output : 'new-cli', +) + +nix3_manpages = [ + 'nix3-build', + 'nix3-bundle', + 'nix3-copy', + 'nix3-daemon', + 'nix3-derivation-add', + 'nix3-derivation', + 'nix3-derivation-show', + 'nix3-develop', + 'nix3-doctor', + 'nix3-edit', + 'nix3-eval', + 'nix3-flake-archive', + 'nix3-flake-check', + 'nix3-flake-clone', + 'nix3-flake-info', + 'nix3-flake-init', + 'nix3-flake-lock', + 'nix3-flake', + 'nix3-flake-metadata', + 'nix3-flake-new', + 'nix3-flake-prefetch', + 'nix3-flake-show', + 'nix3-flake-update', + 'nix3-fmt', + 'nix3-hash-file', + 'nix3-hash', + 'nix3-hash-path', + 'nix3-hash-to-base16', + 'nix3-hash-to-base32', + 'nix3-hash-to-base64', + 'nix3-hash-to-sri', + 'nix3-help', + 'nix3-help-stores', + 'nix3-key-convert-secret-to-public', + 'nix3-key-generate-secret', + 'nix3-key', + 'nix3-log', + 'nix3-nar-cat', + 'nix3-nar-dump-path', + 'nix3-nar-ls', + 'nix3-nar', + 'nix3-path-info', + 'nix3-print-dev-env', + 'nix3-profile-diff-closures', + 'nix3-profile-history', + 'nix3-profile-install', + 'nix3-profile-list', + 'nix3-profile', + 'nix3-profile-remove', + 'nix3-profile-rollback', + 'nix3-profile-upgrade', + 'nix3-profile-wipe-history', + 'nix3-realisation-info', + 'nix3-realisation', + 'nix3-registry-add', + 'nix3-registry-list', + 'nix3-registry', + 'nix3-registry-pin', + 'nix3-registry-remove', + 'nix3-repl', + 'nix3-run', + 'nix3-search', + 'nix3-shell', + 'nix3-show-config', + 'nix3-store-add-file', + 'nix3-store-add-path', + 'nix3-store-cat', + 'nix3-store-copy-log', + 'nix3-store-copy-sigs', + 'nix3-store-delete', + 'nix3-store-diff-closures', + 'nix3-store-dump-path', + 'nix3-store-gc', + 'nix3-store-ls', + 'nix3-store-make-content-addressed', + 'nix3-store', + 'nix3-store-optimise', + 'nix3-store-path-from-hash-part', + 'nix3-store-ping', + 'nix3-store-prefetch-file', + 'nix3-store-repair', + 'nix3-store-sign', + 'nix3-store-verify', + 'nix3-upgrade-nix', + 'nix3-why-depends', + 'nix', +] + +foreach page : nix3_manpages + custom_target( + command : [ + './render-manpage.sh', + page, + '1', + '@INPUT0@/' + page + '.md', + '@OUTPUT@.tmp', + '@OUTPUT@', + ], + input : nix3_cli_files, + output : page + '.1', + install : true, + install_dir : mandir / 'man1', + ) +endforeach + +nix_manpages = [ + [ 'nix-env', 1 ], + [ 'nix-store', 1 ], + [ 'nix-build', 1 ], + [ 'nix-shell', 1 ], + [ 'nix-instantiate', 1 ], + [ 'nix-collect-garbage', 1 ], + [ 'nix-prefetch-url', 1 ], + [ 'nix-channel', 1 ], + [ 'nix-hash', 1 ], + [ 'nix-copy-closure', 1 ], + [ 'nix.conf', 5, nix_conf_file_md, nix_exp_feature_shortlist ], + [ 'nix-daemon', 8 ], + [ 'nix-profiles', 5, 'src/command-ref/files/profiles.md', nix_exp_feature_shortlist ], +] + +foreach entry : nix_manpages + custom_target( + command : [ + './render-manpage.sh', + entry[0], + entry[1].to_string(), + '@INPUT0@', + '@OUTPUT@.tmp', + '@OUTPUT@', + meson.current_build_dir(), + ], + input : [ + entry.get(2, 'src/command-ref' / (entry[0] + '.md')), + entry.get(3, []), + ], + output : '@0@.@1@'.format(entry[0], entry[1]), + install : true, + install_dir : mandir / 'man@0@'.format(entry[1]), + ) +endforeach diff --git a/doc/manual/process-includes.sh b/doc/manual/process-includes.sh new file mode 100755 index 000000000..51ac67acb --- /dev/null +++ b/doc/manual/process-includes.sh @@ -0,0 +1,32 @@ +#!/bin/sh + +set -euo pipefail + +infile="$1" +outfile="$2" +shift 2 + +# set a search path for includes. the old makefile-based system splorked +# everything into the source tree and was thus able to not have a search +# path, but the meson system generates intermediate files into dedicated +# directories separate from the source. we still retain the implicit old +# behavior for now as the base search path, once meson is the default we +# can revisit this and remove the implicit search path entry. it's fine. +set -- "$(dirname "$infile")" "$@" + +# re-implement mdBook's include directive to make it usable for terminal output and for proper @docroot@ substitution +(grep '{{#include' "$infile" || true) | while read -r line; do + found=false + include="$(printf "$line" | sed 's/{{#include \(.*\)}}/\1/')" + for path in "$@"; do + filename="$path/$include" + if [ -e "$filename" ]; then + found=true + matchline="$(printf "$line" | sed 's|/|\\/|g')" + sed -i "/$matchline/r $filename" "$outfile" + sed -i "s/$matchline//" "$outfile" + break + fi + done + $found || ( echo "#include-d file '$filename' does not exist." >&2; exit 1; ) +done diff --git a/doc/manual/render-manpage.sh b/doc/manual/render-manpage.sh new file mode 100755 index 000000000..42f13911e --- /dev/null +++ b/doc/manual/render-manpage.sh @@ -0,0 +1,22 @@ +#!/bin/sh + +set -euo pipefail + +lowdown_args= + +if [ "$1" = --out-no-smarty ]; then + lowdown_args=--out-no-smarty + shift +fi + +title="$1" +section="$2" +infile="$3" +tmpfile="$4" +outfile="$5" + +printf "Title: %s\n\n" "$title" > "$tmpfile" +cat "$infile" >> "$tmpfile" +"$(dirname "$0")"/process-includes.sh "$infile" "$tmpfile" +lowdown -sT man --nroff-nolinks $lowdown_args -M section="$section" "$tmpfile" -o "$outfile" +rm "$tmpfile" diff --git a/doc/manual/rl-next/forbid-nested-debuggers.md b/doc/manual/rl-next/forbid-nested-debuggers.md new file mode 100644 index 000000000..a5924b24f --- /dev/null +++ b/doc/manual/rl-next/forbid-nested-debuggers.md @@ -0,0 +1,32 @@ +--- +synopsis: Nested debuggers are no longer supported +prs: 9920 +--- + +Previously, evaluating an expression that throws an error in the debugger would +enter a second, nested debugger: + +``` +nix-repl> builtins.throw "what" +error: what + + +Starting REPL to allow you to inspect the current state of the evaluator. + +Welcome to Nix 2.18.1. Type :? for help. + +nix-repl> +``` + +Now, it just prints the error message like `nix repl`: + +``` +nix-repl> builtins.throw "what" +error: + … while calling the 'throw' builtin + at «string»:1:1: + 1| builtins.throw "what" + | ^ + + error: what +``` diff --git a/flake.lock b/flake.lock index 354f57aae..f1f7828c0 100644 --- a/flake.lock +++ b/flake.lock @@ -102,16 +102,15 @@ ] }, "locked": { - "lastModified": 1711562502, - "narHash": "sha256-SLo1yf/lfozph818VME9Y56uhaZWY0juZcj/qJZPPrs=", - "owner": "9999years", + "lastModified": 1711981679, + "narHash": "sha256-pnbHEXJOdGkPrHBdkZLv/a2V09On+V3J4aPE/BfAJC8=", + "owner": "cachix", "repo": "git-hooks.nix", - "rev": "d2f6f9376c38fb0c48526720793a17f10cd3ac10", + "rev": "f3bb95498eaaa49a93bacaf196cdb6cf8e872cdf", "type": "github" }, "original": { - "owner": "9999years", - "ref": "add-default-pre-commit-hooks", + "owner": "cachix", "repo": "git-hooks.nix", "type": "github" } @@ -5,9 +5,7 @@ nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11-small"; nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2"; pre-commit-hooks = { - # Can go back to `cachix/git-hooks.nix` when this is merged: - # https://github.com/cachix/git-hooks.nix/pull/401 - url = "github:9999years/git-hooks.nix/add-default-pre-commit-hooks"; + url = "github:cachix/git-hooks.nix"; inputs = { flake-compat.follows = "flake-compat"; nixpkgs.follows = "nixpkgs"; @@ -425,6 +423,7 @@ # FIXME(Qyriad): remove once the migration to Meson is complete. pkgs.buildPackages.meson pkgs.buildPackages.ninja + pkgs.buildPackages.cmake pkgs.buildPackages.clangbuildanalyzer ]; diff --git a/meson.build b/meson.build index eaa5aa348..dadb01b9c 100644 --- a/meson.build +++ b/meson.build @@ -50,6 +50,7 @@ path_opts = [ 'mandir', 'libdir', 'includedir', + 'libexecdir', # Homecooked Lix directories. 'store-dir', 'state-dir', @@ -70,6 +71,7 @@ foreach optname : path_opts endif endforeach +enable_docs = get_option('enable-docs') enable_tests = get_option('enable-tests') @@ -357,6 +359,10 @@ subdir('src') subdir('scripts') subdir('misc') +if enable_docs + subdir('doc/manual') +endif + if enable_tests subdir('tests/unit') subdir('tests/functional') diff --git a/meson.options b/meson.options index 022727858..393d61c49 100644 --- a/meson.options +++ b/meson.options @@ -46,3 +46,7 @@ option('state-dir', type : 'string', value : '/nix/var', option('log-dir', type : 'string', value : '/nix/var/log', description : 'path to store logs in for Nix', ) + +option('enable-docs', type : 'boolean', value : true, + description : 'whether to build documentation', +) diff --git a/package.nix b/package.nix index 082627c49..1c943e046 100644 --- a/package.nix +++ b/package.nix @@ -316,6 +316,6 @@ in stdenv.mkDerivation (finalAttrs: { meta.platforms = lib.platforms.unix; passthru.perl-bindings = pkgs.callPackage ./perl { - inherit fileset stdenv; + inherit fileset stdenv buildWithMeson; }; }) diff --git a/perl/default.nix b/perl/default.nix index 4687976a1..53666716e 100644 --- a/perl/default.nix +++ b/perl/default.nix @@ -3,6 +3,9 @@ , perl, perlPackages , autoconf-archive, autoreconfHook, pkg-config , nix, curl, bzip2, xz, boost, libsodium, darwin +, meson +, ninja +, buildWithMeson ? false, }: perl.pkgs.toPerlModule (stdenv.mkDerivation { @@ -10,24 +13,33 @@ perl.pkgs.toPerlModule (stdenv.mkDerivation { src = fileset.toSource { root = ../.; - fileset = fileset.unions [ + fileset = fileset.unions ([ ../.version + ./lib + ] ++ lib.optionals (!buildWithMeson) [ + # FIXME(Qyriad): What the hell is this? + # What is it used for and do we still need it? + ./MANIFEST ../m4 ../mk - ./MANIFEST ./Makefile ./Makefile.config.in ./configure.ac - ./lib ./local.mk - ]; + ] ++ lib.optionals buildWithMeson [ + ./meson.build + ]); }; - nativeBuildInputs = - [ autoconf-archive - autoreconfHook - pkg-config - ]; + nativeBuildInputs = [ + pkg-config + ] ++ lib.optionals (!buildWithMeson) [ + autoconf-archive + autoreconfHook + ] ++ lib.optionals buildWithMeson [ + meson + ninja + ]; buildInputs = [ nix @@ -36,14 +48,14 @@ perl.pkgs.toPerlModule (stdenv.mkDerivation { xz perl boost + perlPackages.DBI + perlPackages.DBDSQLite ] ++ lib.optional (stdenv.isLinux || stdenv.isDarwin) libsodium ++ lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.Security; - configureFlags = [ - "--with-dbi=${perlPackages.DBI}/${perl.libPrefix}" - "--with-dbd-sqlite=${perlPackages.DBDSQLite}/${perl.libPrefix}" - ]; + # Nixpkgs' Meson hook likes to set this to "plain". + mesonBuildType = "debugoptimized"; enableParallelBuilding = true; diff --git a/perl/lib/Nix/meson.build b/perl/lib/Nix/meson.build new file mode 100644 index 000000000..6810622e3 --- /dev/null +++ b/perl/lib/Nix/meson.build @@ -0,0 +1,58 @@ +store_xs_cpp = custom_target( + input : 'Store.xs', + output : 'Store.cc', + command : [ + xsubpp, + '@INPUT@', + '-output', + '@OUTPUT@', + ], + build_by_default : true, +) + +soname_args = [] +if cxx.get_linker_id() in ['ld.bfd', 'ld.gold'] + soname_args = ['-Wl,-soname=Store.so'] +endif + +perl_libstore = shared_module( + 'Store', + store_xs_cpp, + # This library does NOT get the normal libprefix. it's just `Store.so`, not `libStore.so`. + name_prefix : '', + dependencies : [ + libstore, + sodium, + perl_include, + ], + link_args : [ + # Nix doesn't provide a pkg-config file for libutil. + '-lnixutil', + soname_args, + ], + install : true, + install_dir : perl_libdir / 'auto/Nix/Store', +) + +config_pm = configure_file( + input : 'Config.pm.in', + output : 'Config.pm', + configuration : { + 'PACKAGE_VERSION': meson.project_version(), + }, +) + +nix_perl_sources = files( + 'Store.pm', + 'Manifest.pm', + 'SSH.pm', + 'CopyClosure.pm', + 'Utils.pm', +) + +install_data( + nix_perl_sources, + config_pm, + install_dir : perl_libdir / 'Nix', + preserve_path : true, +) diff --git a/perl/meson.build b/perl/meson.build new file mode 100644 index 000000000..75c7c2c79 --- /dev/null +++ b/perl/meson.build @@ -0,0 +1,69 @@ +project('lix-perl', 'cpp', + version : run_command('bash', '-c', 'echo -n $(cat ../.version)$VERSION_SUFFIX', check : true).stdout().strip(), + default_options : [ + 'cpp_std=c++2a', + # TODO(Qyriad): increase the warning level + 'debug=true', + # FIXME(Qyriad): should this be -O2? The main nix build was switched to -O2 in 3c5234430 + 'optimization=3', + ], +) + +fs = import('fs') + +prefix = get_option('prefix') +libdir = get_option('libdir') +if not fs.is_absolute(libdir) + libdir = prefix / libdir +endif + +cxx = meson.get_compiler('cpp') + +# Really version 5.8.0, but Perl's version string is of the form +# "This is perl 5, version 38, subversion 2", for 5.38.2, so as far +# as Meson is concerned, the version of Perl we need is 8 or greater. +perl = find_program('perl', version : '>=8') + +# "compiler to convert Perl XS code into C code" +xsubpp = find_program('xsubpp') + +perl_version = run_command( + perl, + '-e', + 'use Config; print $Config{version};', + capture : true, + check : true, +).stdout() +perl_arch_name = run_command( + perl, + '-e', + 'use Config; print $Config{archname};', + capture : true, + check : true, +).stdout() + +perl_libdir = f'@libdir@/perl5/site_perl/@perl_version@/@perl_arch_name@' + +perl_incdir = run_command( + perl, + '-e', + 'use Config; print $Config{archlibexp};', + capture : true, + check : true, +).stdout() + '/CORE' + +perl_include = declare_dependency( + # This must have is_system : true, or #include "config.h" will get perl's config.h + # instead of Nix's. + include_directories : include_directories(perl_incdir, is_system : true), +) + +sodium = dependency('libsodium', 'sodium', required : true) + +if cxx.get_linker_id() in ['ld.bfd', 'ld.gold'] + add_project_link_arguments('-Wl,--no-copy-dt-needed-entries', language : 'cpp') +endif + +libstore = dependency('nixstore', 'nix-store', required : true) + +subdir('lib/Nix') diff --git a/src/libcmd/repl.cc b/src/libcmd/repl.cc index ab7d7f18c..45b56d012 100644 --- a/src/libcmd/repl.cc +++ b/src/libcmd/repl.cc @@ -233,13 +233,7 @@ ReplExitStatus NixRepl::mainLoop() printMsg(lvlError, e.msg()); } } catch (EvalError & e) { - // in debugger mode, an EvalError should trigger another repl session. - // when that session returns the exception will land here. No need to show it again; - // show the error for this repl session instead. - if (state->debugRepl && !state->debugTraces.empty()) - showDebugTrace(std::cout, state->positions, state->debugTraces.front()); - else - printMsg(lvlError, e.msg()); + printMsg(lvlError, e.msg()); } catch (Error & e) { printMsg(lvlError, e.msg()); } catch (Interrupted & e) { diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc index bef0effb6..b24f10c24 100644 --- a/src/libexpr/eval.cc +++ b/src/libexpr/eval.cc @@ -778,10 +778,24 @@ std::unique_ptr<ValMap> mapStaticEnvBindings(const SymbolTable & st, const Stati return vm; } +/** + * Sets `inDebugger` to true on construction and false on destruction. + */ +class DebuggerGuard { + bool & inDebugger; +public: + DebuggerGuard(bool & inDebugger) : inDebugger(inDebugger) { + inDebugger = true; + } + ~DebuggerGuard() { + inDebugger = false; + } +}; + void EvalState::runDebugRepl(const Error * error, const Env & env, const Expr & expr) { - // double check we've got the debugRepl function pointer. - if (!debugRepl) + // Make sure we have a debugger to run and we're not already in a debugger. + if (!debugRepl || inDebugger) return; auto dts = @@ -808,6 +822,7 @@ void EvalState::runDebugRepl(const Error * error, const Env & env, const Expr & auto se = getStaticEnv(expr); if (se) { auto vm = mapStaticEnvBindings(symbols, *se.get(), env); + DebuggerGuard _guard(inDebugger); auto exitStatus = (debugRepl)(ref<EvalState>(shared_from_this()), *vm); switch (exitStatus) { case ReplExitStatus::QuitAll: diff --git a/src/libexpr/eval.hh b/src/libexpr/eval.hh index d2d8140e9..2291d618c 100644 --- a/src/libexpr/eval.hh +++ b/src/libexpr/eval.hh @@ -152,6 +152,7 @@ struct DebugTrace { bool isError; }; + class EvalState : public std::enable_shared_from_this<EvalState> { public: @@ -210,6 +211,7 @@ public: */ ReplExitStatus (* debugRepl)(ref<EvalState> es, const ValMap & extraEnv); bool debugStop; + bool inDebugger = false; int trylevel; std::list<DebugTrace> debugTraces; std::map<const Expr*, const std::shared_ptr<const StaticEnv>> exprEnvs; diff --git a/src/libexpr/flake/flake.cc b/src/libexpr/flake/flake.cc index 2c51f8752..e573e53b4 100644 --- a/src/libexpr/flake/flake.cc +++ b/src/libexpr/flake/flake.cc @@ -659,9 +659,9 @@ LockedFlake lockFlake( if (s.empty()) warn("updating lock file '%s'", outputLockFilePath); else - warn("updating lock file '%s':\n%s", outputLockFilePath, s); + warn("updating lock file '%s':\n%s", outputLockFilePath, Uncolored(s)); } else - warn("creating lock file '%s':\n%s", outputLockFilePath, s); + warn("creating lock file '%s':\n%s", outputLockFilePath, Uncolored(s)); std::optional<std::string> commitMessage = std::nullopt; diff --git a/src/libstore/build/derivation-goal.cc b/src/libstore/build/derivation-goal.cc index 5e0795115..f879a580e 100644 --- a/src/libstore/build/derivation-goal.cc +++ b/src/libstore/build/derivation-goal.cc @@ -108,7 +108,7 @@ DerivationGoal::DerivationGoal(const StorePath & drvPath, const BasicDerivation } -DerivationGoal::~DerivationGoal() +DerivationGoal::~DerivationGoal() noexcept(false) { /* Careful: we should never ever throw an exception from a destructor. */ diff --git a/src/libstore/build/derivation-goal.hh b/src/libstore/build/derivation-goal.hh index ddb5ee1e3..28aa6afbe 100644 --- a/src/libstore/build/derivation-goal.hh +++ b/src/libstore/build/derivation-goal.hh @@ -215,7 +215,7 @@ struct DerivationGoal : public Goal DerivationGoal(const StorePath & drvPath, const BasicDerivation & drv, const OutputsSpec & wantedOutputs, Worker & worker, BuildMode buildMode = bmNormal); - virtual ~DerivationGoal(); + virtual ~DerivationGoal() noexcept(false); void timedOut(Error && ex) override; diff --git a/src/libstore/build/goal.hh b/src/libstore/build/goal.hh index 9af083230..5b755c275 100644 --- a/src/libstore/build/goal.hh +++ b/src/libstore/build/goal.hh @@ -127,7 +127,7 @@ public: : worker(worker) { } - virtual ~Goal() + virtual ~Goal() noexcept(false) { trace("goal destroyed"); } diff --git a/src/libstore/build/local-derivation-goal.cc b/src/libstore/build/local-derivation-goal.cc index ef170d815..0709dcbcb 100644 --- a/src/libstore/build/local-derivation-goal.cc +++ b/src/libstore/build/local-derivation-goal.cc @@ -96,7 +96,7 @@ void handleDiffHook( const Path LocalDerivationGoal::homeDir = "/homeless-shelter"; -LocalDerivationGoal::~LocalDerivationGoal() +LocalDerivationGoal::~LocalDerivationGoal() noexcept(false) { /* Careful: we should never ever throw an exception from a destructor. */ diff --git a/src/libstore/build/local-derivation-goal.hh b/src/libstore/build/local-derivation-goal.hh index 05c2c3a56..b7f317fb6 100644 --- a/src/libstore/build/local-derivation-goal.hh +++ b/src/libstore/build/local-derivation-goal.hh @@ -179,7 +179,7 @@ struct LocalDerivationGoal : public DerivationGoal using DerivationGoal::DerivationGoal; - virtual ~LocalDerivationGoal() override; + virtual ~LocalDerivationGoal() noexcept(false) override; /** * Whether we need to perform hash rewriting if there are valid output paths. diff --git a/src/libstore/content-address.cc b/src/libstore/content-address.cc index 77f23b0b3..811ddbed7 100644 --- a/src/libstore/content-address.cc +++ b/src/libstore/content-address.cc @@ -157,7 +157,7 @@ size_t StoreReferences::size() const return (self ? 1 : 0) + others.size(); } -ContentAddressWithReferences ContentAddressWithReferences::withoutRefs(const ContentAddress & ca) noexcept +ContentAddressWithReferences ContentAddressWithReferences::withoutRefs(const ContentAddress & ca) { return std::visit(overloaded { [&](const TextIngestionMethod &) -> ContentAddressWithReferences { @@ -177,7 +177,7 @@ ContentAddressWithReferences ContentAddressWithReferences::withoutRefs(const Con } std::optional<ContentAddressWithReferences> ContentAddressWithReferences::fromPartsOpt( - ContentAddressMethod method, Hash hash, StoreReferences refs) noexcept + ContentAddressMethod method, Hash hash, StoreReferences refs) { return std::visit(overloaded { [&](TextIngestionMethod _) -> std::optional<ContentAddressWithReferences> { diff --git a/src/libstore/content-address.hh b/src/libstore/content-address.hh index c4d619bdc..200543704 100644 --- a/src/libstore/content-address.hh +++ b/src/libstore/content-address.hh @@ -255,7 +255,7 @@ struct ContentAddressWithReferences * Create a `ContentAddressWithReferences` from a mere * `ContentAddress`, by claiming no references. */ - static ContentAddressWithReferences withoutRefs(const ContentAddress &) noexcept; + static ContentAddressWithReferences withoutRefs(const ContentAddress &); /** * Create a `ContentAddressWithReferences` from 3 parts: @@ -270,7 +270,7 @@ struct ContentAddressWithReferences * returns for invalid combinations. */ static std::optional<ContentAddressWithReferences> fromPartsOpt( - ContentAddressMethod method, Hash hash, StoreReferences refs) noexcept; + ContentAddressMethod method, Hash hash, StoreReferences refs); ContentAddressMethod getMethod() const; diff --git a/src/libstore/filetransfer.cc b/src/libstore/filetransfer.cc index b843a95f9..ef2480863 100644 --- a/src/libstore/filetransfer.cc +++ b/src/libstore/filetransfer.cc @@ -142,7 +142,7 @@ struct curlFileTransfer : public FileTransfer template<class T> void fail(T && e) { - failEx(std::make_exception_ptr(std::move(e))); + failEx(std::make_exception_ptr(std::forward<T>(e))); } LambdaSink finalSink; @@ -270,6 +270,9 @@ struct curlFileTransfer : public FileTransfer return 0; auto count = std::min(size * nitems, request.data->length() - readOffset); assert(count); + // Lint: this is turning a string into a byte array to hand to + // curl, which is fine. + // NOLINTNEXTLINE(bugprone-not-null-terminated-result) memcpy(buffer, request.data->data() + readOffset, count); readOffset += count; return count; diff --git a/src/libstore/legacy-ssh-store.cc b/src/libstore/legacy-ssh-store.cc index 2d8667a85..e06d4e08d 100644 --- a/src/libstore/legacy-ssh-store.cc +++ b/src/libstore/legacy-ssh-store.cc @@ -46,7 +46,6 @@ struct LegacySSHStore : public virtual LegacySSHStoreConfig, public virtual Stor FdSink to; FdSource from; ServeProto::Version remoteVersion; - bool good = true; /** * Coercion to `ServeProto::ReadConn`. This makes it easy to use the @@ -97,8 +96,7 @@ struct LegacySSHStore : public virtual LegacySSHStoreConfig, public virtual Stor , host(host) , connections(make_ref<Pool<Connection>>( std::max(1, (int) maxConnections), - [this]() { return openConnection(); }, - [](const ref<Connection> & r) { return r->good; } + [this]() { return openConnection(); } )) , master( host, @@ -196,12 +194,7 @@ struct LegacySSHStore : public virtual LegacySSHStoreConfig, public virtual Stor << info.ultimate << info.sigs << renderContentAddress(info.ca); - try { - copyNAR(source, conn->to); - } catch (...) { - conn->good = false; - throw; - } + copyNAR(source, conn->to); conn->to.flush(); } else { @@ -209,12 +202,7 @@ struct LegacySSHStore : public virtual LegacySSHStoreConfig, public virtual Stor conn->to << ServeProto::Command::ImportPaths << 1; - try { - copyNAR(source, conn->to); - } catch (...) { - conn->good = false; - throw; - } + copyNAR(source, conn->to); conn->to << exportMagic << printStorePath(info.path); diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc index db3934d5e..f252b449c 100644 --- a/src/libstore/local-store.cc +++ b/src/libstore/local-store.cc @@ -1315,10 +1315,12 @@ StorePath LocalStore::addToStoreFromDump(Source & source0, std::string_view name auto oldSize = dump.size(); constexpr size_t chunkSize = 65536; auto want = std::min(chunkSize, settings.narBufferSize - oldSize); - if (auto tmp = realloc(dumpBuffer.get(), oldSize + want)) { - dumpBuffer.release(); - dumpBuffer.reset((char*) tmp); + + auto *toRealloc = dumpBuffer.release(); + if (auto realloced = realloc(toRealloc, oldSize + want)) { + dumpBuffer.reset((char*) realloced); } else { + free(toRealloc); throw std::bad_alloc(); } auto got = 0; diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc index f0dbe8e21..2ce047acd 100644 --- a/src/libstore/remote-store.cc +++ b/src/libstore/remote-store.cc @@ -39,9 +39,7 @@ RemoteStore::RemoteStore(const Params & params) }, [this](const ref<Connection> & r) { return - r->to.good() - && r->from.good() - && std::chrono::duration_cast<std::chrono::seconds>( + std::chrono::duration_cast<std::chrono::seconds>( std::chrono::steady_clock::now() - r->startTime).count() < maxConnectionAge; } )) @@ -155,7 +153,6 @@ void RemoteStore::setOptions(Connection & conn) RemoteStore::ConnectionHandle::~ConnectionHandle() { if (!daemonException && std::uncaught_exceptions()) { - handle.markBad(); debug("closing daemon connection because of an exception"); } } @@ -181,6 +178,10 @@ void RemoteStore::ConnectionHandle::processStderr(Sink * sink, Source * source, m.find("Derive([") != std::string::npos) throw Error("%s, this might be because the daemon is too old to understand dependencies on dynamic derivations. Check to see if the raw derivation is in the form '%s'", std::move(m), "DrvWithVersion(..)"); } + // the daemon can still handle more requests, so the connection itself + // is still valid. the current *handle* however should be considered a + // lost cause and abandoned entirely. + handle.release(); throw; } } @@ -940,11 +941,6 @@ std::optional<TrustedFlag> RemoteStore::isTrustedClient() return conn->remoteTrustsUs; } -void RemoteStore::flushBadConnections() -{ - connections->flushBad(); -} - RemoteStore::Connection::~Connection() { @@ -1073,27 +1069,15 @@ void RemoteStore::ConnectionHandle::withFramedSink(std::function<void(Sink & sin Finally joinStderrThread([&]() { - if (stderrThread.joinable()) { - stderrThread.join(); - if (ex) { - try { - std::rethrow_exception(ex); - } catch (...) { - ignoreException(); - } - } + stderrThread.join(); + if (ex) { + std::rethrow_exception(ex); } }); - { - FramedSink sink((*this)->to, ex); - fun(sink); - sink.flush(); - } - - stderrThread.join(); - if (ex) - std::rethrow_exception(ex); + FramedSink sink((*this)->to, ex); + fun(sink); + sink.flush(); } } diff --git a/src/libstore/remote-store.hh b/src/libstore/remote-store.hh index f0985fdc1..0cae81e16 100644 --- a/src/libstore/remote-store.hh +++ b/src/libstore/remote-store.hh @@ -161,8 +161,6 @@ public: std::optional<TrustedFlag> isTrustedClient() override; - void flushBadConnections(); - struct Connection; ref<Connection> openConnectionWrapper(); diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh index 88c182b94..cb9f8e4a6 100644 --- a/src/libstore/store-api.hh +++ b/src/libstore/store-api.hh @@ -108,7 +108,7 @@ struct StoreConfig : public Config static StringSet getDefaultSystemFeatures(); - virtual ~StoreConfig() { } + virtual ~StoreConfig() noexcept(false) { } /** * The name of this type of store. @@ -220,7 +220,7 @@ public: */ virtual void init() {}; - virtual ~Store() { } + virtual ~Store() noexcept(false) { } virtual std::string getUri() = 0; diff --git a/src/libutil/finally.hh b/src/libutil/finally.hh index 49263ee6d..f2293e5d4 100644 --- a/src/libutil/finally.hh +++ b/src/libutil/finally.hh @@ -19,5 +19,5 @@ public: Finally(Finally &&other) : fun(std::move(other.fun)) { other.movedFrom = true; } - ~Finally() { if (!movedFrom) fun(); } + ~Finally() noexcept(false) { if (!movedFrom) fun(); } }; diff --git a/src/libutil/logging.cc b/src/libutil/logging.cc index 691b77e95..0e63f9bd6 100644 --- a/src/libutil/logging.cc +++ b/src/libutil/logging.cc @@ -69,8 +69,8 @@ public: case lvlWarn: c = '4'; break; case lvlNotice: case lvlInfo: c = '5'; break; case lvlTalkative: case lvlChatty: c = '6'; break; - case lvlDebug: case lvlVomit: c = '7'; break; - default: c = '7'; break; // should not happen, and missing enum case is reported by -Werror=switch-enum + case lvlDebug: case lvlVomit: + default: c = '7'; break; // default case should not happen, and missing enum case is reported by -Werror=switch-enum } prefix = std::string("<") + c + ">"; } diff --git a/src/libutil/pool.hh b/src/libutil/pool.hh index 6247b6125..bc71083e9 100644 --- a/src/libutil/pool.hh +++ b/src/libutil/pool.hh @@ -1,6 +1,7 @@ #pragma once ///@file +#include <exception> #include <functional> #include <limits> #include <list> @@ -102,38 +103,52 @@ public: private: Pool & pool; std::shared_ptr<R> r; - bool bad = false; friend Pool; Handle(Pool & pool, std::shared_ptr<R> r) : pool(pool), r(r) { } - public: - Handle(Handle && h) : pool(h.pool), r(h.r) { h.r.reset(); } - - Handle(const Handle & l) = delete; - - ~Handle() + void drop(bool stillValid) { - if (!r) return; { auto state_(pool.state.lock()); - if (!bad) - state_->idle.push_back(ref<R>(r)); + if (stillValid) + state_->idle.emplace_back(std::move(r)); assert(state_->inUse); state_->inUse--; } pool.wakeup.notify_one(); + r = nullptr; + } + + public: + Handle(Handle && h) : pool(h.pool), r(h.r) { h.r.reset(); } + + Handle(const Handle & l) = delete; + + ~Handle() + { + if (r) + drop(std::uncaught_exceptions() == 0); + } + + void release() + { + drop(true); } R * operator -> () { return &*r; } R & operator * () { return *r; } - - void markBad() { bad = true; } }; Handle get() { + // we do not want to handle the complexity that comes with allocating + // resources during stack unwinding. it would be possible to do this, + // but doing so requires more per-handle bookkeeping to properly free + // resources allocated during unwinding. that effort is not worth it. + assert(std::uncaught_exceptions() == 0); + { auto state_(state.lock()); @@ -177,16 +192,6 @@ public: { return state.lock()->max; } - - void flushBad() - { - auto state_(state.lock()); - std::vector<ref<R>> left; - for (auto & p : state_->idle) - if (validator(p)) - left.push_back(p); - std::swap(state_->idle, left); - } }; } diff --git a/src/libutil/serialise.cc b/src/libutil/serialise.cc index 692144b75..6450a9651 100644 --- a/src/libutil/serialise.cc +++ b/src/libutil/serialise.cc @@ -52,18 +52,7 @@ FdSink::~FdSink() void FdSink::writeUnbuffered(std::string_view data) { written += data.size(); - try { - writeFull(fd, data); - } catch (SysError & e) { - _good = false; - throw; - } -} - - -bool FdSink::good() -{ - return _good; + writeFull(fd, data); } @@ -128,19 +117,13 @@ size_t FdSource::readUnbuffered(char * data, size_t len) checkInterrupt(); n = ::read(fd, data, len); } while (n == -1 && errno == EINTR); - if (n == -1) { _good = false; throw SysError("reading from file"); } - if (n == 0) { _good = false; throw EndOfFile(std::string(*endOfFileError)); } + if (n == -1) { throw SysError("reading from file"); } + if (n == 0) { throw EndOfFile(std::string(*endOfFileError)); } read += n; return n; } -bool FdSource::good() -{ - return _good; -} - - size_t StringSource::read(char * data, size_t len) { if (pos == s.size()) throw EndOfFile("end of string reached"); diff --git a/src/libutil/serialise.hh b/src/libutil/serialise.hh index d1c791823..e6290a652 100644 --- a/src/libutil/serialise.hh +++ b/src/libutil/serialise.hh @@ -18,7 +18,6 @@ struct Sink { virtual ~Sink() { } virtual void operator () (std::string_view data) = 0; - virtual bool good() { return true; } }; /** @@ -80,8 +79,6 @@ struct Source */ virtual size_t read(char * data, size_t len) = 0; - virtual bool good() { return true; } - void drainInto(Sink & sink); std::string drain(); @@ -136,11 +133,6 @@ struct FdSink : BufferedSink ~FdSink(); void writeUnbuffered(std::string_view data) override; - - bool good() override; - -private: - bool _good = true; }; @@ -165,11 +157,8 @@ struct FdSource : BufferedSource return *this; } - bool good() override; protected: size_t readUnbuffered(char * data, size_t len) override; -private: - bool _good = true; }; diff --git a/src/libutil/source-path.cc b/src/libutil/source-path.cc index e6721f808..cfaac20c0 100644 --- a/src/libutil/source-path.cc +++ b/src/libutil/source-path.cc @@ -50,6 +50,7 @@ InputAccessor::DirEntries SourcePath::readDirectory() const case DT_REG: type = InputAccessor::Type::tRegular; break; case DT_LNK: type = InputAccessor::Type::tSymlink; break; case DT_DIR: type = InputAccessor::Type::tDirectory; break; + default: break; // unknown type } res.emplace(entry.name, type); } diff --git a/src/libutil/util.cc b/src/libutil/util.cc index 9b65bd77f..5cd4df8e6 100644 --- a/src/libutil/util.cc +++ b/src/libutil/util.cc @@ -947,7 +947,7 @@ Pid::Pid(pid_t pid) } -Pid::~Pid() +Pid::~Pid() noexcept(false) { if (pid != -1) kill(); } diff --git a/src/libutil/util.hh b/src/libutil/util.hh index 860ddae06..29a70447e 100644 --- a/src/libutil/util.hh +++ b/src/libutil/util.hh @@ -335,7 +335,7 @@ public: AutoCloseFD(AutoCloseFD&& fd); ~AutoCloseFD(); AutoCloseFD& operator =(const AutoCloseFD & fd) = delete; - AutoCloseFD& operator =(AutoCloseFD&& fd); + AutoCloseFD& operator =(AutoCloseFD&& fd) noexcept(false); int get() const; explicit operator bool() const; int release(); @@ -384,7 +384,7 @@ class Pid public: Pid(); Pid(pid_t pid); - ~Pid(); + ~Pid() noexcept(false); void operator =(pid_t pid); operator pid_t(); int kill(); diff --git a/src/nix/meson.build b/src/nix/meson.build index 61fc36c9c..cb8f73174 100644 --- a/src/nix/meson.build +++ b/src/nix/meson.build @@ -118,3 +118,11 @@ foreach linkname : nix_symlinks install_tag : 'runtime' ) endforeach + +install_symlink( + 'build-remote', + pointing_to : bindir / 'nix', + install_dir : libexecdir / 'nix', + # The 'runtime' tag is what executables default to, which we want to emulate here. + install_tag : 'runtime' +) diff --git a/tests/functional/repl_characterization/data/no_nested_debuggers.nix b/tests/functional/repl_characterization/data/no_nested_debuggers.nix new file mode 100644 index 000000000..bf3ad7f0a --- /dev/null +++ b/tests/functional/repl_characterization/data/no_nested_debuggers.nix @@ -0,0 +1 @@ +builtins.break {} diff --git a/tests/functional/repl_characterization/data/no_nested_debuggers.test b/tests/functional/repl_characterization/data/no_nested_debuggers.test new file mode 100644 index 000000000..5e834a68a --- /dev/null +++ b/tests/functional/repl_characterization/data/no_nested_debuggers.test @@ -0,0 +1,39 @@ +we enter a debugger via builtins.break in the input file. + + info: breakpoint reached + +causing another debugger even should not nest, but simply +print the error, skip the breakpoint, etc as appropriate. + + nix-repl> "values show" + "values show" + + nix-repl> builtins.break 2 + 2 + + nix-repl> builtins.throw "foo" + error: + … while calling the 'throw' builtin + at «string»:1:1: + 1| builtins.throw "foo" + | ^ + + error: foo + + nix-repl> assert false; 2 + error: assertion 'false' failed + at «string»:1:1: + 1| assert false; 2 + | ^ + +exiting the debug frame should allow another to open. + + nix-repl> :c + + nix-repl> builtins.throw "bar" + error: bar + +and once again, more breakpoints are ignored. + + nix-repl> builtins.break 3 + 3 diff --git a/tests/functional/repl_characterization/repl_characterization.cc b/tests/functional/repl_characterization/repl_characterization.cc index d0c3b0a71..d46f09553 100644 --- a/tests/functional/repl_characterization/repl_characterization.cc +++ b/tests/functional/repl_characterization/repl_characterization.cc @@ -126,5 +126,6 @@ DEBUGGER_TEST(regression_9918); DEBUGGER_TEST(regression_9917); DEBUGGER_TEST(regression_l145); DEBUGGER_TEST(stack_vars); +DEBUGGER_TEST(no_nested_debuggers); }; diff --git a/tests/unit/libstore-support/tests/path.cc b/tests/unit/libstore-support/tests/path.cc index 8bf501ab6..ffc4fc607 100644 --- a/tests/unit/libstore-support/tests/path.cc +++ b/tests/unit/libstore-support/tests/path.cc @@ -32,13 +32,13 @@ Gen<StorePathName> Arbitrary<StorePathName>::arbitrary() for (size_t c = 0; c < len; ++c) { switch (auto i = *gen::inRange<uint8_t>(0, 10 + 2 * 26 + 6)) { case 0 ... 9: - pre += '0' + i; + pre += static_cast<uint8_t>('0' + i); break; case 10 ... 35: - pre += 'A' + (i - 10); + pre += static_cast<uint8_t>('A' + (i - 10)); break; case 36 ... 61: - pre += 'a' + (i - 36); + pre += static_cast<uint8_t>('a' + (i - 36)); break; case 62: pre += '+'; diff --git a/tests/unit/libstore/outputs-spec.cc b/tests/unit/libstore/outputs-spec.cc index 63cde681b..72a7da974 100644 --- a/tests/unit/libstore/outputs-spec.cc +++ b/tests/unit/libstore/outputs-spec.cc @@ -170,20 +170,22 @@ TEST(ExtendedOutputsSpec, many_carrot) { } -#define TEST_JSON(TYPE, NAME, STR, VAL) \ - \ - TEST(TYPE, NAME ## _to_json) { \ - using nlohmann::literals::operator "" _json; \ - ASSERT_EQ( \ - STR ## _json, \ - ((nlohmann::json) TYPE { VAL })); \ - } \ - \ - TEST(TYPE, NAME ## _from_json) { \ - using nlohmann::literals::operator "" _json; \ - ASSERT_EQ( \ - TYPE { VAL }, \ - (STR ## _json).get<TYPE>()); \ +#define TEST_JSON(TYPE, NAME, STR, VAL) \ + \ + TEST(TYPE, NAME ## _to_json) { \ + using nlohmann::literals::operator "" _json; \ + ASSERT_EQ( \ + STR ## _json, \ + /* NOLINTNEXTLINE(bugprone-macro-parentheses) */ \ + ((nlohmann::json) TYPE { VAL })); \ + } \ + \ + TEST(TYPE, NAME ## _from_json) { \ + using nlohmann::literals::operator "" _json; \ + ASSERT_EQ( \ + /* NOLINTNEXTLINE(bugprone-macro-parentheses) */ \ + TYPE { VAL }, \ + (STR ## _json).get<TYPE>()); \ } TEST_JSON(OutputsSpec, all, R"(["*"])", OutputsSpec::All { }) diff --git a/tests/unit/libutil-support/tests/terminal-code-eater.cc b/tests/unit/libutil-support/tests/terminal-code-eater.cc index ad05ed1f6..6e108009a 100644 --- a/tests/unit/libutil-support/tests/terminal-code-eater.cc +++ b/tests/unit/libutil-support/tests/terminal-code-eater.cc @@ -26,6 +26,7 @@ void TerminalCodeEater::feed(char c, std::function<void(char)> on_char) // Just eat \r, since it is part of clearing a line case '\r': return; + default: break; } if constexpr (DEBUG_EATER) { std::cerr << "eater uneat" << MaybeHexEscapedChar{c} << "\n"; diff --git a/tests/unit/libutil/pool.cc b/tests/unit/libutil/pool.cc index 127e42dda..3ad4ed3aa 100644 --- a/tests/unit/libutil/pool.cc +++ b/tests/unit/libutil/pool.cc @@ -65,21 +65,6 @@ namespace nix { ASSERT_EQ(pool.capacity(), 0); } - TEST(Pool, flushBadDropsOutOfScopeResources) { - auto isGood = [](const ref<TestResource> & r) { return false; }; - auto createResource = []() { return make_ref<TestResource>(); }; - - Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood); - - { - auto _r = pool.get(); - ASSERT_EQ(pool.count(), 1); - } - - pool.flushBad(); - ASSERT_EQ(pool.count(), 0); - } - // Test that the resources we allocate are being reused when they are still good. TEST(Pool, reuseResource) { auto isGood = [](const ref<TestResource> & r) { return true; }; @@ -124,4 +109,19 @@ namespace nix { ASSERT_NE(h->num, counter); } } + + TEST(Pool, throwingOperationDropsResource) + { + auto createResource = []() { return make_ref<TestResource>(); }; + + Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource); + + ASSERT_THROW({ + auto _r = pool.get(); + ASSERT_EQ(pool.count(), 1); + throw 1; + }, int); + + ASSERT_EQ(pool.count(), 0); + } } |