diff options
Diffstat (limited to 'scripts/generate-patches.pl.in')
| -rwxr-xr-x | scripts/generate-patches.pl.in | 33 |
1 files changed, 16 insertions, 17 deletions
diff --git a/scripts/generate-patches.pl.in b/scripts/generate-patches.pl.in index bdb6d513c..3a35b8518 100755 --- a/scripts/generate-patches.pl.in +++ b/scripts/generate-patches.pl.in @@ -1,7 +1,7 @@ ->#! @perl@ -w -I@libexecdir@/nix +#! @perl@ -w -I@libexecdir@/nix use strict; -use POSIX qw(tmpnam); +use File::Temp qw(tempdir); use readmanifest; die unless scalar @ARGV == 5; @@ -14,13 +14,12 @@ my $patchesURL = $ARGV[2]; my $srcDir = $ARGV[3]; my $dstDir = $ARGV[4]; -my $tmpdir; -do { $tmpdir = tmpnam(); } -until mkdir $tmpdir, 0777; +my $tmpDir = tempdir("nix-generate-patches.XXXXXX", CLEANUP => 1, TMPDIR => 1) + or die "cannot create a temporary directory"; -print "TEMP = $tmpdir\n"; +print "TEMP = $tmpDir\n"; -#END { rmdir $tmpdir; } +#END { rmdir $tmpDir; } my %srcNarFiles; my %srcPatches; @@ -280,35 +279,35 @@ foreach my $p (keys %dstOutPaths) { my $maxNarSize = 150 * 1024 * 1024; - system("@bunzip2@ < $srcNarBz2 > $tmpdir/A") == 0 + system("@bunzip2@ < $srcNarBz2 > $tmpDir/A") == 0 or die "cannot unpack $srcNarBz2"; - if ((stat "$tmpdir/A")[7] >= $maxNarSize) { + if ((stat "$tmpDir/A")[7] >= $maxNarSize) { print " skipping, source is too large\n"; next; } - system("@bunzip2@ < $dstNarBz2 > $tmpdir/B") == 0 + system("@bunzip2@ < $dstNarBz2 > $tmpDir/B") == 0 or die "cannot unpack $dstNarBz2"; - if ((stat "$tmpdir/B")[7] >= $maxNarSize) { + if ((stat "$tmpDir/B")[7] >= $maxNarSize) { print " skipping, destination is too large\n"; next; } - system("@libexecdir@/bsdiff $tmpdir/A $tmpdir/B $tmpdir/DIFF") == 0 + system("@libexecdir@/bsdiff $tmpDir/A $tmpDir/B $tmpDir/DIFF") == 0 or die "cannot compute binary diff"; - my $baseHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpdir/A` or die; + my $baseHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpDir/A` or die; chomp $baseHash; - my $narHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpdir/B` or die; + my $narHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpDir/B` or die; chomp $narHash; - my $narDiffHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpdir/DIFF` or die; + my $narDiffHash = `@bindir@/nix-hash --flat --type $hashAlgo --base32 $tmpDir/DIFF` or die; chomp $narDiffHash; - my $narDiffSize = (stat "$tmpdir/DIFF")[7]; + my $narDiffSize = (stat "$tmpDir/DIFF")[7]; my $dstNarBz2Size = (stat $dstNarBz2)[7]; if ($narDiffSize >= $dstNarBz2Size) { @@ -327,7 +326,7 @@ foreach my $p (keys %dstOutPaths) { else { - system("cp '$tmpdir/DIFF' '$patchesDir/$finalName.tmp'") == 0 + system("cp '$tmpDir/DIFF' '$patchesDir/$finalName.tmp'") == 0 or die "cannot copy diff"; rename("$patchesDir/$finalName.tmp", "$patchesDir/$finalName") |