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_exit() instead of exit() after failed exec - sent - simple plaintext presentat… |
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git clone git://git.suckless.org/sent |
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Log |
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Files |
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README |
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LICENSE |
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--- |
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commit e8914d5d4bedb12bccf78a930b34b1564b3dbaac |
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parent cd10166b5eccac1b8cf510a7c97544d1697fbd09 |
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Author: FRIGN <[email protected]> |
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Date: Thu, 11 Aug 2016 21:20:07 +0200 |
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_exit() instead of exit() after failed exec |
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die() calls exit(), but actually at this point the program could be in a |
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state not allowing this. It's better to call _exit to stop the libc from |
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calling any handlers that might fail at this moment anyway. |
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Diffstat: |
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M sent.c | 3 ++- |
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1 file changed, 2 insertions(+), 1 deletion(-) |
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--- |
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diff --git a/sent.c b/sent.c |
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@@ -150,7 +150,8 @@ filter(int fd, const char *cmd) |
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close(fds[0]); |
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close(fds[1]); |
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execlp("sh", "sh", "-c", cmd, (char *)0); |
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- die("sent: execlp sh -c '%s':", cmd); |
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+ fprintf(stderr, "sent: execlp sh -c '%s': %s\n", cmd, strerror… |
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+ _exit(1); |
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} |
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close(fds[1]); |
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return fds[0]; |
