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* io.c (rb_f_syscall): Some syscall return unsigned or pointer value.

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Therefore we should only check the result is -1 or not. [ruby-core:34062]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30526 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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kosaki 2011-01-12 14:16:01 +00:00
parent caab5dcee7
commit da235830b5
2 changed files with 7 additions and 1 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Thu Jan 13 00:00:07 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* io.c (rb_f_syscall): Some syscall return unsigned or pointer value.
Therefore we should only check the result is -1 or not. [ruby-core:34062]
Wed Jan 12 23:55:48 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* io.c (rb_f_syscall): Add 64bit Linux support. Some syscall takes

3
io.c
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@ -7931,7 +7931,8 @@ rb_f_syscall(int argc, VALUE *argv)
#endif
}
if (retval < 0) rb_sys_fail(0);
if (retval == -1)
rb_sys_fail(0);
return RETVAL2NUM(retval);
#undef SYSCALL
#undef NUM2SYSCALLID