- (djm) Added check for broken snprintf() functions which do not correctly
terminate output string and attempt to use replacement.
diff --git a/configure.in b/configure.in
index 8e155f2..dbc5a18 100644
--- a/configure.in
+++ b/configure.in
@@ -235,6 +235,23 @@
[AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
)
+# Check for broken snprintf
+if test "x$ac_cv_func_snprintf" = "xyes" ; then
+ AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
+ AC_TRY_RUN(
+ [
+#include <stdio.h>
+int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
+ ],
+ [AC_MSG_RESULT(yes)],
+ [
+ AC_MSG_RESULT(no)
+ AC_DEFINE(BROKEN_SNPRINTF)
+ AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
+ ]
+ )
+fi
+
PAM_MSG="no"
AC_ARG_WITH(pam,
[ --without-pam Disable PAM support ],