Port: implement posix_fallocate wrapper

[babeltrace.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 1b3c2af272a0ee6046cd3945d18b16b25699a38e..a4dde9e00e214650f96d0ba14ce24ce2ebf5b28f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,3 @@
-#                                               -*- Autoconf -*-
-# Process this file with autoconf to produce a configure script.
-
 AC_PREREQ([2.50])
 AC_INIT([babeltrace],[1.3.0-pre],[jeremie dot galarneau at efficios dot com])
 
@@ -8,30 +5,48 @@ AC_INIT([babeltrace],[1.3.0-pre],[jeremie dot galarneau at efficios dot com])
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
 AC_SUBST([BABELTRACE_LIBRARY_VERSION], [1:0:0])
 
+AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_AUX_DIR([config])
+AC_CONFIG_MACRO_DIR([m4])
+
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
+
 AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
 AM_MAINTAINER_MODE([enable])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
-AC_CONFIG_MACRO_DIR([m4])
 
-AC_PROG_MKDIR_P
-AC_PROG_LN_S
-
-AC_CONFIG_HEADERS([config.h])
-
-AC_CHECK_HEADERS([fcntl.h limits.h netdb.h netinet/in.h stddef.h sys/socket.h])
+# Enable silent rules if available (Introduced in AM 1.11)
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
+# Checks for C compiler
+AC_USE_SYSTEM_EXTENSIONS
 AC_SYS_LARGEFILE
+AC_PROG_CC
+AC_PROG_CC_STDC
 
 # Checks for programs.
-AC_PROG_CC_STDC
 AC_PROG_MAKE_SET
 LT_INIT
 AC_PROG_YACC
 AC_PROG_LEX
+AC_PROG_MKDIR_P
+AC_PROG_LN_S
+
+AX_C___ATTRIBUTE__
+AS_IF([test "x$ax_cv___attribute__" = "xyes"],
+       [:],
+       [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
+
+AX_PTHREAD(,[AC_MSG_ERROR([Could not configure pthreads support])])
+LIBS="$PTHREAD_LIBS $LIBS"
+CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+CC="$PTHREAD_CC"
+
+# Check linker option
+AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
+AC_SUBST([LD_NO_AS_NEEDED])
+
+AC_CHECK_HEADERS([fcntl.h limits.h netdb.h netinet/in.h stddef.h sys/socket.h])
 
 if test ! -f "$srcdir/formats/ctf/metadata/ctf-parser.h"; then
         if test x"$YACC" != "xbison -y"; then
@@ -77,7 +92,7 @@ AC_TYPE_UINT8_T
 AC_FUNC_MALLOC
 AC_FUNC_MMAP
 AC_CHECK_FUNCS([ \
-       bzero gettimeofday munmap strtoul ftruncate gethostbyname \
+       gettimeofday munmap strtoul ftruncate gethostbyname \
        localtime_r memset mkdir rmdir setenv socket \
        strchr strdup strerror strndup strrchr strtoull tzset \
 ])
@@ -91,6 +106,9 @@ esac
 
 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
 
+# Check what libraries are required on this platform to link sockets programs.
+AX_LIB_SOCKET_NSL
+
 # Check for libuuid
 AC_CHECK_LIB([uuid], [uuid_generate],
 [
@@ -129,6 +147,13 @@ AC_CHECK_LIB([c], [open_memstream],
 ]
 )
 
+# Check for posix_fallocate
+AC_CHECK_LIB([c], [posix_fallocate],
+[
+       AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])
+]
+)
+
 AC_CHECK_LIB([popt], [poptGetContext], [],
         [AC_MSG_ERROR([Cannot find popt.])]
 )