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* exceptions.cc (unused_sig_wrapper): Accommodate newer compilers.

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This commit is contained in:
Christopher Faylor
2002-09-30 04:26:52 +00:00
parent f789fbbf35
commit e7733defb9
3 changed files with 14 additions and 5 deletions
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13
winsup/cygwin/exceptions.cc
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@ -1178,7 +1178,13 @@ reset_signal_arrived ()
sigproc_printf ("reset signal_arrived");
}
void unused_sig_wrapper ()
static void unused_sig_wrapper () __attribute__((const, unused));
#undef errno
#define errno ((DWORD volatile) _impure_ptr) + (((char *) &_impure_ptr->_errno) - ((char *) _impure_ptr))
static void
unused_sig_wrapper ()
{
/* Signal cleanup stuff. Cleans up stack (too bad that we didn't
prototype signal handlers as __stdcall), calls _set_process_mask
@ -1199,8 +1205,7 @@ _sigreturn: \n\
1: popl %%eax # saved errno \n\
testl %%eax,%%eax # Is it < 0 \n\
jl 2f # yup. ignore it \n\
movl %1,%%ebx \n\
movl %%eax,(%%ebx) \n\
movl %%eax,%1 \n\
2: popl %%eax \n\
popl %%ebx \n\
popl %%ecx \n\
@ -1240,7 +1245,7 @@ _sigdelayed0: \n\
popl %%eax \n\
jmp *%%eax \n\
__no_sig_end: \n\
" : "=m" (sigsave.sig) : "m" (&_impure_ptr->_errno),
" : "=m" (sigsave.sig): "X" (errno),
"g" (sigsave.retaddr), "g" (sigsave.oldmask), "g" (sigsave.sig),
"g" (sigsave.func), "g" (sigsave.saved_errno), "g" (sigsave.newmask)
);