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shell: for signal exitcode, use 128 | sig, not 128 + sig - MIPS has signal 128

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function                                             old     new   delta
wait_for_child_or_signal                             213     214      +1
refill_HFILE_and_getc                                 89      88      -1
getstatus                                             97      96      -1
builtin_wait                                         339     337      -2
checkjobs                                            187     183      -4
process_wait_result                                  450     444      -6
waitcmd                                              290     281      -9
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(add/remove: 0/0 grow/shrink: 1/6 up/down: 1/-23)             Total: -22 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2020-12-23 12:23:21 +01:00
parent 0ab2dd4f28
commit 93e2a22482
2 changed files with 18 additions and 16 deletions
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6
shell/ash.c
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@ -4610,7 +4610,7 @@ getstatus(struct job *job)
job->sigint = 1;
#endif
}
retval += 128;
retval |= 128;
}
TRACE(("getstatus: job %d, nproc %d, status 0x%x, retval 0x%x\n",
jobno(job), job->nprocs, status, retval));
@ -4676,7 +4676,7 @@ waitcmd(int argc UNUSED_PARAM, char **argv)
if (status != -1 && !WIFSTOPPED(status)) {
retval = WEXITSTATUS(status);
if (WIFSIGNALED(status))
retval = WTERMSIG(status) + 128;
retval = 128 | WTERMSIG(status);
goto ret;
}
}
@ -4711,7 +4711,7 @@ waitcmd(int argc UNUSED_PARAM, char **argv)
ret:
return retval;
sigout:
retval = 128 + pending_sig;
retval = 128 | pending_sig;
return retval;
}