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hush: fix handling of unmatched ${name (without closing '}') -

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was eating all remaining input, potentially megabytes.
nofork: save/restore die_jmp too
nofork: use -2222 instead of -111 as "special" return valur for zero
(-111 is used by some applets. -2222 won't fit in exitcode and thus safer)
This commit is contained in:
Denis Vlasenko
2007-05-24 12:18:16 +00:00
parent 90e485ce79
commit b055001b6a
4 changed files with 15 additions and 9 deletions
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6
libbb/error_msg_and_die.c
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@ -27,9 +27,9 @@ void xfunc_die(void)
* p = xmalloc(10);
* q = xmalloc(10); // BUG! if this dies, we leak p!
*/
/* -111 means "zero" (longjmp can't pass 0)
* spawn_and_wait() catches -111. */
longjmp(die_jmp, xfunc_error_retval ? xfunc_error_retval : -111);
/* -2222 means "zero" (longjmp can't pass 0)
* run_nofork_applet() catches -2222. */
longjmp(die_jmp, xfunc_error_retval ? xfunc_error_retval : -2222);
}
sleep(die_sleep);
}