From 66b8a62101cb1dfe2e368346cf99efd32e9328ae Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Wed, 15 May 2019 17:33:56 +0200 Subject: nix: Add --print-build-logs flag This causes 'nix' to print build log output to stderr rather than showing the last log line in the progress bar. Log lines are prefixed by the name of the derivation (minus the version string), e.g. binutils> make[1]: Leaving directory '/build/binutils-2.31.1' binutils-wrapper> unpacking sources binutils-wrapper> patching sources ... binutils-wrapper> Using dynamic linker: '/nix/store/kr51dlsj9v5cr4n8700jliyz8v5b2q7q-bootstrap-stage0-glibc/lib/ld-linux-x86-64.so.2' bootstrap-stage2-gcc-wrapper> unpacking sources ... linux-headers> unpacking sources linux-headers> unpacking source archive /nix/store/8javli69jhj3bkql2c35gsj5vl91p382-linux-4.19.16.tar.xz --- src/nix/main.cc | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src/nix/main.cc') diff --git a/src/nix/main.cc b/src/nix/main.cc index 64c1dc357..4f87ad72b 100644 --- a/src/nix/main.cc +++ b/src/nix/main.cc @@ -20,6 +20,8 @@ std::string programPath; struct NixArgs : virtual MultiCommand, virtual MixCommonArgs { + bool printBuildLogs = false; + NixArgs() : MultiCommand(*RegisterCommand::commands), MixCommonArgs("nix") { mkFlag() @@ -41,6 +43,11 @@ struct NixArgs : virtual MultiCommand, virtual MixCommonArgs throw Exit(); }); + mkFlag() + .longName("print-build-logs") + .description("print full build logs on stderr") + .set(&printBuildLogs, true); + mkFlag() .longName("version") .description("show version information") @@ -98,8 +105,7 @@ void mainWrapped(int argc, char * * argv) Finally f([]() { stopProgressBar(); }); - if (isatty(STDERR_FILENO)) - startProgressBar(); + startProgressBar(args.printBuildLogs); args.command->prepare(); args.command->run(); -- cgit v1.2.3