Port: cleanup and portability fix to configure.ac
[babeltrace.git] / configure.ac
index 19f16a63b1f87c20cd3b760f881b44c17d81d953..3ab6b497a7b87f0f5d09f5411c69fd8056f88ef5 100644 (file)
@@ -1,29 +1,65 @@
-#                                               -*- Autoconf -*-
-# Process this file with autoconf to produce a configure script.
+AC_PREREQ([2.50])
+AC_INIT([babeltrace],[1.2.4],[mathieu dot desnoyers at efficios dot com])
 
-AC_INIT([babeltrace],[1.0.0],[mathieu dot desnoyers at efficios dot com])
+# Following the numbering scheme proposed by libtool for the library version
+# 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])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
-AC_CONFIG_MACRO_DIR([m4])
 
-AM_PROG_MKDIR_P
+AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
+AM_MAINTAINER_MODE([enable])
 
-AC_CONFIG_HEADERS([config.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
 AC_PROG_MAKE_SET
 LT_INIT
 AC_PROG_YACC
 AC_PROG_LEX
+AC_PROG_MKDIR_P
+AC_PROG_LN_S
+
+# 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
+                AC_MSG_ERROR([[bison not found and is required when building from git.
+                Please install bison]])
+        fi
+        AC_PATH_PROG([BISON],[bison])
+        AX_PROG_BISON_VERSION([2.4], [],[
+                AC_MSG_ERROR([[Bison >= 2.4 is required when building from git]])
+        ])
+fi
+
+if test ! -f "$srcdir/formats/ctf/metadata/ctf-lexer.c"; then
+        if test x"$LEX" != "xflex"; then
+                AC_MSG_ERROR([[flex not found and is required when building from git.
+                Please install flex]])
+        fi
+        AC_PATH_PROG([FLEX],[flex])
+        AX_PROG_FLEX_VERSION([2.5.35], [],[
+                AC_MSG_ERROR([[Flex >= 2.5.35 is required when building from git]])
+        ])
+fi
 
-AC_DEFUN([AC_PROG_BISON], [AC_CHECK_PROGS(BISON, bison, bison)]) 
 
 AM_PATH_GLIB_2_0(2.22.0, ,AC_MSG_ERROR([glib is required in order to compile BabelTrace - download it from ftp://ftp.gtk.org/pub/gtk]) , gmodule)
 
@@ -35,7 +71,19 @@ AC_TYPE_SIZE_T
 # Checks for library functions.
 AC_FUNC_MALLOC
 AC_FUNC_MMAP
-AC_CHECK_FUNCS([bzero gettimeofday munmap strtoul])
+AC_CHECK_FUNCS([gettimeofday munmap strtoul])
+
+# Check for MinGW32.
+MINGW32=no
+case $host in
+  *-*-mingw*)
+       MINGW32=yes;;
+esac
+
+AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$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],
@@ -51,7 +99,10 @@ AC_CHECK_LIB([uuid], [uuid_generate],
                have_libc_uuid=yes
        ],
        [
-               AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
+               # for MinGW32 we have our own internal implemenation of uuid using Windows functions.
+               if test "x$MINGW32" = xno; then
+                       AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
+               fi
        ])
 ]
 )
@@ -76,6 +127,48 @@ AC_CHECK_LIB([popt], [poptGetContext], [],
         [AC_MSG_ERROR([Cannot find popt.])]
 )
 
+
+# For Python
+# SWIG version needed or newer:
+swig_version=2.0.0
+
+AC_ARG_ENABLE([python-bindings],
+              [AC_HELP_STRING([--enable-python-bindings],
+                              [generate Python bindings])],
+              [enable_python=yes], [enable_python=no])
+
+AM_CONDITIONAL([USE_PYTHON], [test "x${enable_python:-yes}" = xyes])
+
+if test "x${enable_python:-yes}" = xyes; then
+  AX_PKG_SWIG($swig_version, [], [ AC_MSG_ERROR([SWIG $swig_version or newer is needed]) ])
+  AM_PATH_PYTHON
+
+  AM_PATH_PYTHON_MODULES([PYTHON])
+  # pythondir is the path where extra modules are to be installed
+  pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
+  # pyexecdir is the path that contains shared objects used by the extra modules
+  pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
+  AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for python, bypassing python-config])
+  AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
+  AS_IF([test -z "$PYTHON_INCLUDE"], [
+    AS_IF([test -z "$PYTHON_CONFIG"], [
+      AC_PATH_PROGS([PYTHON_CONFIG],
+                    [python$PYTHON_VERSION-config python-config],
+                    [no],
+                    [`dirname $PYTHON`])
+      AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
+    ])
+    AC_MSG_CHECKING([python include flags])
+    PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
+    AC_MSG_RESULT([$PYTHON_INCLUDE])
+  ])
+
+else
+    AC_MSG_NOTICE([You may configure with --enable-python-bindings ]dnl
+[if you want Python bindings.])
+
+fi
+
 pkg_modules="gmodule-2.0 >= 2.0.0"
 PKG_CHECK_MODULES(GMODULE, [$pkg_modules])
 AC_SUBST(PACKAGE_LIBS)
@@ -90,24 +183,38 @@ AC_SUBST(babeltraceincludedir)
 babeltracectfincludedir="${includedir}/babeltrace/ctf"
 AC_SUBST(babeltracectfincludedir)
 
+babeltracectfwriterincludedir="${includedir}/babeltrace/ctf-writer"
+AC_SUBST(babeltracectfwriterincludedir)
+
 AC_CONFIG_FILES([
        Makefile
        types/Makefile
+       compat/Makefile
        formats/Makefile
        formats/ctf/Makefile
        formats/ctf/types/Makefile
        formats/ctf-text/Makefile
        formats/ctf-text/types/Makefile
+       formats/ctf-metadata/Makefile
        formats/bt-dummy/Makefile
+       formats/lttng-live/Makefile
        formats/ctf/metadata/Makefile
+       formats/ctf/writer/Makefile
        converter/Makefile
        doc/Makefile
        lib/Makefile
        lib/prio_heap/Makefile
        include/Makefile
+       bindings/Makefile
+       bindings/python/Makefile
        tests/Makefile
+       tests/bin/Makefile
        tests/lib/Makefile
+       tests/utils/Makefile
+       tests/utils/tap/Makefile
        extras/Makefile
        extras/valgrind/Makefile
+       babeltrace.pc
+       babeltrace-ctf.pc
 ])
 AC_OUTPUT
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