On Tue, May 01, 2007 at 11:50:46AM -0500, Peter O'Gorman wrote:
> We built pth-2.0.7 on powerpc-ibm-aix5.1 5.2 and 5.3, with xlc. When
> running the tests, test_std hangs forever. It may be a compiler bug,
> as CFLAGS='-g -O0' does not hang, nor does gcc. AIX 4.3.3 with xlc
> does not hang either.
>
> A problem is that pth strips -g flags during configure unless
> --enable-debug is passed. It is not nice to remove/modify the users
> CFLAGS settings. Please fix this.
>
> Have you heard of this hanging issue previously? Is there a solution?
Patch attached. The problem was the gettimeofday() test. Assuming an
ANSI C compiler, the best way to test if a certain function accepts
different args is to re-specify the prototype. The compiler will
complain accordingly, and fail correctly.
--
albert chin ([EMAIL PROTECTED])
-- snip snip
Index: configure.ac
===================================================================
--- configure.ac.orig 2006-06-08 17:54:01.000000000 +0000
+++ configure.ac 2007-08-08 19:26:53.702750697 +0000
@@ -263,6 +202,8 @@
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
+
+extern int gettimeofday(struct timeval *);
],[
struct timeval tv;
(void)gettimeofday(&tv);
@@ -271,10 +212,6 @@
,
msg="no"
)
-case $PLATFORM in
- *-*-aix4* ) msg="no" ;; # on AIX the compiler test doesn't work
- *-*-isc* ) msg="no" ;; # on ISC the compiler test doesn't work
-esac
if test ".$msg" = .yes; then
AC_DEFINE(HAVE_GETTIMEOFDAY_ARGS1, 1, [define if gettimeofday(2) wants a
single-argument only])
fi
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