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Avoid config_rev making empty file on errors

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This commit is contained in:
Wilson Snyder 2009-04-23 09:11:40 -04:00
parent 4a1697a1b5
commit 2cedef1333
1 changed files with 6 additions and 3 deletions
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9
src/config_rev.pl
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@ -23,11 +23,11 @@
my $dir = $ARGV[0]; defined $dir or die "%Error: No directory argument,";
chdir $dir;
my $rev = 'UNKNOWN_REV';
my $data = `git log | head -1`;
if ($data !~ /commit\s*([a-z0-9]+)/i) {
die "%Error: No git revision found,";
if ($data =~ /commit\s*([a-z0-9]+)/i) {
$rev = $1;
}
my $rev = $1;
$data = `git status`;
if ($data !~ /nothing to commit/i) {
@ -35,3 +35,6 @@ if ($data !~ /nothing to commit/i) {
}
print "static const char* DTVERSION_rev = \"$rev\";\n";
# Die after the print, so at least the header has good contents
$rev =~ /UNKNOWN/ and die "%Error: No git revision found,";