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author | Denis Vlasenko | 2009-04-10 00:45:02 +0000 |
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committer | Denis Vlasenko | 2009-04-10 00:45:02 +0000 |
commit | ed7823738cea677a1db59761158ce6918fa34ab2 (patch) | |
tree | 34be8dc6f6ba69f47397fafe5a655d1bab119f4a /shell | |
parent | c96865f4458f357df41eeea73d456e15755b51f4 (diff) | |
download | busybox-ed7823738cea677a1db59761158ce6918fa34ab2.zip busybox-ed7823738cea677a1db59761158ce6918fa34ab2.tar.gz |
fix segfault on syntax error code path
Diffstat (limited to 'shell')
-rw-r--r-- | shell/hush.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/shell/hush.c b/shell/hush.c index 21590ad..db99cc9 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -5587,6 +5587,13 @@ int hush_main(int argc, char **argv) G.PS2 = "> "; #endif + if (setjmp(die_jmp)) { + /* xfunc has failed! die die die */ + /* no EXIT traps, this is an escape hatch! */ + G.exiting = 1; + hush_exit(xfunc_error_retval); + } + /* Shell is non-interactive at first. We need to call * block_signals(0) if we are going to execute "sh <script>", * "sh -c <cmds>" or login shell's /etc/profile and friends. @@ -5774,12 +5781,6 @@ int hush_main(int argc, char **argv) /* -1 is special - makes xfuncs longjmp, not exit * (we reset die_sleep = 0 whereever we [v]fork) */ enable_restore_tty_pgrp_on_exit(); /* sets die_sleep = -1 */ - if (setjmp(die_jmp)) { - /* xfunc has failed! die die die */ - /* no EXIT traps, this is an escape hatch! */ - G.exiting = 1; - hush_exit(xfunc_error_retval); - } } else if (!signal_mask_is_inited) { block_signals(0); /* 0: called 1st time */ } /* else: block_signals(0) was done before */ |