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hush: do not print killer signal's name for SIGPIPE

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2011-02-14 17:17:10 +01:00
parent b9348440b0
commit 7c6f2468cc
2 changed files with 5 additions and 2 deletions
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1
shell/ash.c
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@ -3892,6 +3892,7 @@ sprint_status(char *s, int status, int sigonly)
#endif
}
st &= 0x7f;
//TODO: use bbox's get_signame? strsignal adds ~600 bytes to text+rodata
col = fmtstr(s, 32, strsignal(st));
if (WCOREDUMP(status)) {
col += fmtstr(s + col, 16, " (core dumped)");

6
shell/hush.c
View File

@ -6504,13 +6504,15 @@ static int checkjobs(struct pipe *fg_pipe)
fg_pipe->alive_cmds--;
ex = WEXITSTATUS(status);
/* bash prints killer signal's name for *last*
* process in pipe (prints just newline for SIGINT).
* process in pipe (prints just newline for SIGINT/SIGPIPE).
* Mimic this. Example: "sleep 5" + (^\ or kill -QUIT)
*/
if (WIFSIGNALED(status)) {
int sig = WTERMSIG(status);
if (i == fg_pipe->num_cmds-1)
printf("%s\n", sig == SIGINT ? "" : get_signame(sig));
/* TODO: use strsignal() instead for bash compat? but that's bloat... */
printf("%s\n", sig == SIGINT || sig == SIGPIPE ? "" : get_signame(sig));
/* TODO: if (WCOREDUMP(status)) + " (core dumped)"; */
/* TODO: MIPS has 128 sigs (1..128), what if sig==128 here?
* Maybe we need to use sig | 128? */
ex = sig + 128;