On Tue, Dec 27, 2011 at 7:19 PM, Sean McGovern <[email protected]> wrote:
> 2011/10/21 Måns Rullgård <[email protected]>:
>> "Sean McGovern" <[email protected]> writes:
>>
[snip..]
>> the same thing. Since they probably won't, installing a simple wrapper
>> as /bin/sh will work as well. Something like this should do it:
>>
>> #include <stdlib.h>
>> #include <unistd.h>
>>
>> int main(int argc, char **argv)
>> {
>> if (getenv("_XPG"))
>> execv("/usr/xpg4/bin/sh", argv);
>> else
>> execv("/bin/sh.real", argv);
>> return 127;
>> }
>
> Finally got around to trying this (thanks Mans!) -- apparently
> /usr/xpg4/bin/sh doesn't like configure, as it crashes the shell it's
> running in. Can I make configure verbose enough to tell me which line
> (or approximate line) it's crapping out on?
>
> Switching the execv() to call /usr/bin/bash instead works, but I'm
> curious as to what isn't working in the xpg4 shell.
Found it! The SIGTERM generated by check_exec_crash() seems to bubble
up to the shell and kill it. I guess it's not actually running in a
subshell like the comments above it suggest?
-- Sean McG.
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