55 lines
1.2 KiB
Plaintext
55 lines
1.2 KiB
Plaintext
dnl $Id: broken-snprintf.m4,v 1.4 2001/09/01 11:56:05 assar Exp $
|
|
dnl
|
|
AC_DEFUN(AC_BROKEN_SNPRINTF, [
|
|
AC_CACHE_CHECK(for working snprintf,ac_cv_func_snprintf_working,
|
|
ac_cv_func_snprintf_working=yes
|
|
AC_TRY_RUN([
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
int main()
|
|
{
|
|
char foo[[3]];
|
|
snprintf(foo, 2, "12");
|
|
return strcmp(foo, "1");
|
|
}],:,ac_cv_func_snprintf_working=no,:))
|
|
|
|
if test "$ac_cv_func_snprintf_working" = yes; then
|
|
AC_DEFINE_UNQUOTED(HAVE_SNPRINTF, 1, [define if you have a working snprintf])
|
|
fi
|
|
if test "$ac_cv_func_snprintf_working" = yes; then
|
|
AC_NEED_PROTO([#include <stdio.h>],snprintf)
|
|
fi
|
|
])
|
|
|
|
AC_DEFUN(AC_BROKEN_VSNPRINTF,[
|
|
AC_CACHE_CHECK(for working vsnprintf,ac_cv_func_vsnprintf_working,
|
|
ac_cv_func_vsnprintf_working=yes
|
|
AC_TRY_RUN([
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdarg.h>
|
|
|
|
int foo(int num, ...)
|
|
{
|
|
char bar[[3]];
|
|
va_list arg;
|
|
va_start(arg, num);
|
|
vsnprintf(bar, 2, "%s", arg);
|
|
va_end(arg);
|
|
return strcmp(bar, "1");
|
|
}
|
|
|
|
|
|
int main()
|
|
{
|
|
return foo(0, "12");
|
|
}],:,ac_cv_func_vsnprintf_working=no,:))
|
|
|
|
if test "$ac_cv_func_vsnprintf_working" = yes; then
|
|
AC_DEFINE_UNQUOTED(HAVE_VSNPRINTF, 1, [define if you have a working vsnprintf])
|
|
fi
|
|
if test "$ac_cv_func_vsnprintf_working" = yes; then
|
|
AC_NEED_PROTO([#include <stdio.h>],vsnprintf)
|
|
fi
|
|
])
|