Make tools/build/gen-version.pl work correctly in git submodules.

pmurias · pmurias · commit 3156a6709a4f · 2013-08-28T12:50:36.000+02:00
diff --git a/tools/build/gen-version.pl b/tools/build/gen-version.pl
@@ -12,7 +12,8 @@ =head1 TITLE
 my $VERSION = <$fh>;
 close($fh);
 
-if (-d '.git' && open(my $GIT, '-|', "git describe --tags")) {
+# .git is a file and not a directory in submodule
+if (-e '.git' && open(my $GIT, '-|', "git describe --tags")) {
     $VERSION = <$GIT>;
     close($GIT);
 }

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,8 @@ =head1 TITLE`
`12`	`12`	`my $VERSION = <$fh>;`
`13`	`13`	`close($fh);`
`14`	`14`
`15`		`-if (-d '.git' && open(my $GIT, '-\|', "git describe --tags")) {`
	`15`	`+# .git is a file and not a directory in submodule`
	`16`	`+if (-e '.git' && open(my $GIT, '-\|', "git describe --tags")) {`
`16`	`17`	`$VERSION = <$GIT>;`
`17`	`18`	`close($GIT);`
`18`	`19`	`}`