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* Use a proper temporary directory.

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This commit is contained in:
Eelco Dolstra 2005-09-15 15:21:35 +00:00
parent 896c0b92f3
commit 7f384d9c1b
1 changed files with 19 additions and 7 deletions
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26
scripts/download-using-manifests.pl.in
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@ -2,6 +2,7 @@
use strict; use strict;
use readmanifest; use readmanifest;
use POSIX qw(tmpnam);
my $manifestDir = "@localstatedir@/nix/manifests"; my $manifestDir = "@localstatedir@/nix/manifests";
my $logFile = "@localstatedir@/log/nix/downloads"; my $logFile = "@localstatedir@/log/nix/downloads";
@ -9,6 +10,17 @@ my $logFile = "@localstatedir@/log/nix/downloads";
open LOGFILE, ">>$logFile" or die "cannot open log file $logFile"; open LOGFILE, ">>$logFile" or die "cannot open log file $logFile";
# Create a temporary directory.
my $tmpDir;
do { $tmpDir = tmpnam(); }
until mkdir $tmpDir, 0700;
my $tmpNar = "$tmpDir/nar";
my $tmpNar2 = "$tmpDir/nar2";
END { unlink $tmpNar; unlink $tmpNar2; rmdir $tmpDir; }
# Check the arguments. # Check the arguments.
die unless scalar @ARGV == 1; die unless scalar @ARGV == 1;
my $targetPath = $ARGV[0]; my $targetPath = $ARGV[0];
@ -217,7 +229,7 @@ while (scalar @path > 0) {
# as a base to one or more patches. So turn the base path # as a base to one or more patches. So turn the base path
# into a NAR archive, to which we can apply the patch. # into a NAR archive, to which we can apply the patch.
print " packing base path...\n"; print " packing base path...\n";
system "@bindir@/nix-store --dump $v > /tmp/nar"; system "@bindir@/nix-store --dump $v > $tmpNar";
die "cannot dump `$v'" if ($? != 0); die "cannot dump `$v'" if ($? != 0);
} }
} }
@ -235,18 +247,18 @@ while (scalar @path > 0) {
# Apply the patch to the NAR archive produced in step 1 (for # Apply the patch to the NAR archive produced in step 1 (for
# the already present path) or a later step (for patch sequences). # the already present path) or a later step (for patch sequences).
print " applying patch...\n"; print " applying patch...\n";
system "@libexecdir@/bspatch /tmp/nar /tmp/nar2 $patchPath"; system "@libexecdir@/bspatch $tmpNar $tmpNar2 $patchPath";
die "cannot apply patch `$patchPath' to /tmp/nar" if ($? != 0); die "cannot apply patch `$patchPath' to $tmpNar" if ($? != 0);
if ($curStep < $maxStep) { if ($curStep < $maxStep) {
# The archive will be used as the base of the next patch. # The archive will be used as the base of the next patch.
rename "/tmp/nar2", "/tmp/nar" or die "cannot rename NAR archive: $!"; rename "$tmpNar2", "$tmpNar" or die "cannot rename NAR archive: $!";
} else { } else {
# This was the last patch. Unpack the final NAR archive # This was the last patch. Unpack the final NAR archive
# into the target path. # into the target path.
print " unpacking patched archive...\n"; print " unpacking patched archive...\n";
system "@bindir@/nix-store --restore $v < /tmp/nar2"; system "@bindir@/nix-store --restore $v < $tmpNar2";
die "cannot unpack /tmp/nar2 into `$v'" if ($? != 0); die "cannot unpack $tmpNar2 into `$v'" if ($? != 0);
} }
} }
@ -262,7 +274,7 @@ while (scalar @path > 0) {
if ($curStep < $maxStep) { if ($curStep < $maxStep) {
# The archive will be used a base to a patch. # The archive will be used a base to a patch.
system "@bunzip2@ < '$narFilePath' > /tmp/nar"; system "@bunzip2@ < '$narFilePath' > $tmpNar";
} else { } else {
# Unpack the archive into the target path. # Unpack the archive into the target path.
print " unpacking archive...\n"; print " unpacking archive...\n";