From d21ccd4d088d3cacfdb8ca6e65c5d675773e92f8 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Tue, 29 Jun 2010 23:20:18 -0600 Subject: Add some functionality checks to configure.ac for platform.c. --- configure.ac | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 55 insertions(+), 2 deletions(-) (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac index ced49a6..9ce9b2a 100644 --- a/configure.ac +++ b/configure.ac @@ -68,8 +68,61 @@ PKG_CHECK_MODULES([libsandglass], [libsandglass >= 0.2], AC_SUBST(libsandglass_CFLAGS) AC_SUBST(libsandglass_LIBS) -dnl Ensure compilation in C99 mode -AC_DEFINE([_XOPEN_SOURCE], [600]) +dnl Platform feature tests + +AC_MSG_CHECKING([for sched_getaffinity()]) +AC_LINK_IFELSE( + AC_LANG_PROGRAM( + [ + #define _GNU_SOURCE + #include + ], + [ + cpu_set_t cpuset; + sched_getaffinity(0, sizeof(cpuset), &cpuset); + ] + ), + [AC_DEFINE([DMNSN_SCHED_GETAFFINITY], [1]) + AC_MSG_RESULT([yes])], + [AC_DEFINE([DMNSN_SCHED_GETAFFINITY], [0]) + AC_MSG_RESULT([no])] +) + +AC_MSG_CHECKING([for sysconf(_SC_NPROCESSORS_ONLN)]) +AC_COMPILE_IFELSE( + AC_LANG_PROGRAM( + [ #include ], + [ sysconf(_SC_NPROCESSORS_ONLN); ] + ), + [AC_DEFINE([DMNSN_SC_NPROCESSORS_ONLN], [1]) + AC_MSG_RESULT([yes])], + [AC_DEFINE([DMNSN_SC_NPROCESSORS_ONLN], [0]) + AC_MSG_RESULT([no])] +) + +AC_MSG_CHECKING([for backtrace()]) +AC_LINK_IFELSE( + AC_LANG_PROGRAM( + [ #include ], + [ backtrace(0, 0); ] + ), + [AC_DEFINE([DMNSN_BACKTRACE], [1]) + AC_MSG_RESULT([yes])], + [AC_DEFINE([DMNSN_BACKTRACE], [0]) + AC_MSG_RESULT([no])] +) + +AC_MSG_CHECKING([for gettid()]) +AC_COMPILE_IFELSE( + AC_LANG_PROGRAM( + [ #include ], + [ syscall(SYS_gettid); ] + ), + [AC_DEFINE([DMNSN_GETTID], [1]) + AC_MSG_RESULT([yes])], + [AC_DEFINE([DMNSN_GETTID], [0]) + AC_MSG_RESULT([no])] +) dnl Generate Makefiles AC_CONFIG_MACRO_DIR([m4]) -- cgit v1.2.3