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Use saved errno in case weprintf() fails internally

This commit is contained in:
sin 2014-01-04 14:06:53 +00:00
parent 567869a8fe
commit 2dc105ebbc
1 changed files with 3 additions and 2 deletions
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5
xargs.c
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@ -222,15 +222,16 @@ static void
runcmd(void)
{
pid_t pid;
int status;
int status, saved_errno;
pid = fork();
if (pid < 0)
eprintf("fork:");
if (pid == 0) {
execvp(*cmd, cmd);
saved_errno = errno;
weprintf("execvp %s:", *cmd);
_exit(errno == ENOENT ? 127 : 126);
_exit(saved_errno == ENOENT ? 127 : 126);
}
wait(&status);
if (WIFEXITED(status)) {