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* nix-build: if nix-instantiate or nix-store fails due to a signal

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(e.g. out of memory or a segfault), print an error message.
  Otherwise the user doesn't see anything.
This commit is contained in:
Eelco Dolstra 2009-06-10 11:30:34 +00:00
parent c6cb792d48
commit f24cf5d303
1 changed files with 8 additions and 2 deletions
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10
scripts/nix-build.in
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@ -142,7 +142,10 @@ foreach my $expr (@exprs) {
# !!! would prefer the perl 5.8.0 pipe open feature here.
my $pid = open(DRVPATHS, "-|") || exec "$binDir/nix-instantiate", "--add-root", $drvLink, "--indirect", @instArgs, $expr;
while (<DRVPATHS>) {chomp; push @drvPaths, $_;}
close DRVPATHS or exit 1;
if (!close DRVPATHS) {
die "nix-instantiate killed by signal " . ($? & 127) . "\n" if ($? & 127);
exit 1;
}
foreach my $drvPath (@drvPaths) {
my $target = readlink $drvPath or die "cannot read symlink `$drvPath'";
@ -154,7 +157,10 @@ foreach my $expr (@exprs) {
$pid = open(OUTPATHS, "-|") || exec "$binDir/nix-store", "--add-root", $outLink, "--indirect", "-rv",
@buildArgs, @drvPaths;
while (<OUTPATHS>) {chomp; push @outPaths, $_;}
close OUTPATHS or exit 1;
if (!close OUTPATHS) {
die "nix-store killed by signal " . ($? & 127) . "\n" if ($? & 127);
exit 1;
}
next if $dryRun;