diff options
Diffstat (limited to 'shared.c')
| -rw-r--r-- | shared.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/shared.c b/shared.c index 01197f1..6259d75 100644 --- a/shared.c +++ b/shared.c @@ -459,7 +459,6 @@ void cgit_prepare_repo_env(struct cgit_repo * repo) int cgit_open_filter(struct cgit_filter *filter) { - filter->old_stdout = chk_positive(dup(STDOUT_FILENO), "Unable to duplicate STDOUT"); chk_zero(pipe(filter->pipe_fh), "Unable to create pipe to subprocess"); @@ -480,13 +479,15 @@ int cgit_open_filter(struct cgit_filter *filter) int cgit_close_filter(struct cgit_filter *filter) { + int exit_status; + chk_non_negative(dup2(filter->old_stdout, STDOUT_FILENO), "Unable to restore STDOUT"); close(filter->old_stdout); if (filter->pid < 0) return 0; - waitpid(filter->pid, &filter->exitstatus, 0); - if (WIFEXITED(filter->exitstatus) && !WEXITSTATUS(filter->exitstatus)) + waitpid(filter->pid, &exit_status, 0); + if (WIFEXITED(exit_status) && !WEXITSTATUS(exit_status)) return 0; die("Subprocess %s exited abnormally", filter->cmd); } |