From 985e1cdfe82336d3ce97470eaf98c3c9d54532c8 Mon Sep 17 00:00:00 2001 From: Dan Nicholson Date: Wed, 4 Jun 2008 13:17:06 -0700 Subject: [PATCH] autoconf: Check for posix_memalign Rather than just defining HAVE_POSIX_MEMALIGN on Linux, check whether the function exists on all platforms and define the macro if it is. --- configure.ac | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index c4b65db4ea4..e44f619a751 100644 --- a/configure.ac +++ b/configure.ac @@ -85,7 +85,7 @@ linux*) if test "x$GCC" = xyes; then DEFINES="$DEFINES -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_BSD_SOURCE" fi - DEFINES="$DEFINES -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS -DHAVE_POSIX_MEMALIGN" + DEFINES="$DEFINES -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS" ;; solaris*) DEFINES="$DEFINES -DPTHREADS -DSVR4" @@ -325,6 +325,9 @@ dnl has it in libc), or if libdl is needed to get it. AC_CHECK_FUNC([dlopen], [], [AC_CHECK_LIB([dl], [dlopen], [DLOPEN_LIBS="-ldl"])]) +dnl See if posix_memalign is available +AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"]) + dnl SELinux awareness. AC_ARG_ENABLE([selinux], [AS_HELP_STRING([--enable-selinux], -- 2.30.2