Be paranoid about multiple inclusions (apparently some systems don't like

it for certain header files.)  Be a little bit more careful in setting
up the standard environment in config.h.  This is AIX portability work.
This commit is contained in:
hpa 2001-11-16 20:15:27 +00:00
parent 818a5408bd
commit 3d401fa4c9
8 changed files with 26 additions and 55 deletions

6
aclocal.m4 vendored
View file

@ -21,8 +21,10 @@ dnl for these particular functions.)
dnl --------------------------------------------------------------------------
AC_DEFUN(PA_SIGSETJMP,
[AC_MSG_CHECKING([for sigsetjmp])
AC_TRY_LINK(
[#include <setjmp.h>],
AC_TRY_LINK([
#ifdef HAVE_SETJMP_H
#include <setjmp.h>
#endif],
[sigjmp_buf buf;
sigsetjmp(buf,1);
siglongjmp(buf,2);],