it happens that closing file descriptor fails whereas
the blob is perfectly readable. According to perlman
the reasons could be:
If the file handle came from a piped open, "close" will additionally
return false if one of the other system calls involved fails, or if the
program exits with non-zero status. (If the only problem was that the
program exited non-zero, $! will be set to 0.) Closing a pipe also waits
for the process executing on the pipe to complete, in case you want to
look at the output of the pipe afterwards, and implicitly puts the exit
status value of that command into $?.
Prematurely closing the read end of a pipe (i.e. before the process writ-
ing to it at the other end has closed it) will result in a SIGPIPE being
delivered to the writer. If the other end can't handle that, be sure to
read all the data before closing the pipe.
In this case we don't mind that close fails.
Signed-off-by: Sylvain Rabot <sylvain@xxxxxxxxxxxxxx>
---
gitweb/gitweb.perl | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index c460f27..8f0d00e 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -3450,8 +3450,7 @@ sub run_highlighter {
my ($fd, $highlight, $syntax) = @_;
return $fd unless ($highlight && defined $syntax);
- close $fd
- or die_error(404, "Reading blob failed");
+ close $fd;
open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
quote_command($highlight_bin).
" --xhtml --fragment --syntax $syntax |"
--
1.7.3.4.523.g72f0d.dirty
--
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