chiark / gitweb /
Note about use of GCC extensions.
[disorder] / configure.ac
index a9331b2e68c64163f739d05d345e5fc1e993d786..7346b9c72485815363c22b262bbe16152be3b320 100644 (file)
@@ -1,7 +1,9 @@
+
 # Process this file with autoconf to produce a configure script.
 #
 # This file is part of DisOrder.
-# Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
+# Copyright (C) 2004-2008 Richard Kettlewell
+# Portions copyright (C) 2007 Ross Younger
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -19,9 +21,9 @@
 # USA
 #
 
-AC_INIT([disorder], [1.5.99+], [richard+disorder@sfere.greenend.org.uk])
+AC_INIT([disorder], [3.0+], [richard+disorder@sfere.greenend.org.uk])
 AC_CONFIG_AUX_DIR([config.aux])
-AM_INIT_AUTOMAKE(disorder, [1.5.99+])
+AM_INIT_AUTOMAKE(disorder, [3.0+])
 AC_CONFIG_SRCDIR([server/disorderd.c])
 AM_CONFIG_HEADER([config.h])
 
@@ -79,6 +81,51 @@ case "$host" in
   if test $want_coreaudio = yes; then
     COREAUDIO="-framework CoreAudio"
   fi
+  browser=open
+  AC_MSG_CHECKING([Mac OS X target version])
+  # We honor MACOSX_DEPLOYMENT_TARGET in the environment, emulating gcc's
+  # behaviour.  But we provide a command line option to override it and
+  # we default to wide support instead of supporting only the build platform.
+  #
+  # Currently if you ask for 10.5 you will get a deprecation warning
+  # when building the CoreAudio support code.  For the time being the
+  # answer to this is "don't do that then".  If a good reason to ask
+  # for a 10.5 deployment target emerges then this will be fixed.
+  if test -z "$MACOSX_DEPLOYMENT_TARGET"; then
+    MACOSX_DEPLOYMENT_TARGET=10.0
+  fi
+  AC_ARG_WITH([deployment-target],
+              [AS_HELP_STRING([--with-deployment-target=TARGET],
+                              [set target OS X version])],
+              [MACOSX_DEPLOYMENT_TARGET=$withval])
+  # Convert to desired format
+  underscored=`echo $MACOSX_DEPLOYMENT_TARGET|sed 's/\./_/'`
+  minver="MAC_OS_X_VERSION_$underscored"
+  AC_MSG_RESULT([$minver])
+  AC_DEFINE_UNQUOTED([MAC_OS_X_VERSION_MIN_REQUIRED], [$minver],
+                     [define to minimum version of Mac OS X to support])
+  ;;
+*-freebsd* )
+  AC_MSG_RESULT([FreeBSD])
+  want_server=yes
+  # Ports install to /usr/local but the compiler stupidly doesn't look
+  # there by default
+  LDFLAGS="${LDFLAGS} -L/usr/local/lib"
+  CPPFLAGS="${CPPFLAGS} -isystem /usr/local/include"
+  # Look for a suitable version of libdb among the versions found in FreeBSD 7.0
+  AC_CACHE_CHECK([looking for a libdb install],[rjk_cv_libdb],[
+    rjk_cv_libdb="none"
+    for db in db43 db44 db45 db46; do
+      if test -e /usr/local/lib/$db; then
+        rjk_cv_libdb=$db
+        break
+      fi
+    done
+  ])
+  if test $rjk_cv_libdb != none; then
+    LDFLAGS="${LDFLAGS} -L/usr/local/lib/$rjk_cv_libdb"
+    CPPFLAGS="${CPPFLAGS} -isystem /usr/local/include/$rjk_cv_libdb"
+  fi
   ;;
 * )
   AC_MSG_RESULT([unknown, winging it])
@@ -87,6 +134,25 @@ case "$host" in
 esac
 AC_SUBST([COREAUDIO])
 
+AC_ARG_WITH([browser],
+            [AS_HELP_STRING([--with-browser=BROWSER],
+                           [use BROWSER to display HTML])],
+            [browser=$withval])
+
+AC_CACHE_CHECK([default HTML viewer],[rjk_cv_browser],[
+  rjk_cv_browser=UNKNOWN
+  for candidate in x-www-browser sensible-browser firefox mozilla konqueror netscape; do
+    if type $candidate >/dev/null 2>&1; then
+      rjk_cv_browser="$candidate"
+      break
+    fi
+  done
+])
+if test -z "$browser"; then
+  browser="$rjk_cv_browser"
+fi
+AC_DEFINE_UNQUOTED([BROWSER],["$browser"],[HTML viewer])
+
 AC_ARG_WITH([server],
            [AS_HELP_STRING([--without-server],
                            [do not build server])],
@@ -105,17 +171,16 @@ subdirs="scripts lib clients doc examples debian"
 if test $want_server = yes; then
   subdirs="${subdirs} server plugins driver templates sounds images"
 fi
-if test $want_python = yes; then
-  AM_PATH_PYTHON
-  subdirs="${subdirs} python"
-fi
 if test $want_gtk = yes; then
   subdirs="${subdirs} disobedience"
   if test $want_server = no; then
     subdirs="${subdirs} images"
   fi
 fi
-subdirs="${subdirs} tests"
+if test $want_python = yes; then
+  AM_PATH_PYTHON([2.4])
+  subdirs="${subdirs} python tests"
+fi
 AC_SUBST([subdirs])
 
 # libtool config
@@ -124,6 +189,20 @@ AC_DISABLE_STATIC
 
 AC_PROG_LIBTOOL
 
+AC_CACHE_CHECK([for GNU sed],[rjk_cv_gnused],[
+  rjk_cv_gnused="not found"
+  for candidate in sed gsed; do
+    if $candidate --version >/dev/null 2>&1; then
+      rjk_cv_gnused=$candidate 
+    fi
+  done
+])
+GNUSED="${GNUSED:-$rjk_cv_gnused}"
+if test "$GNUSED" = "not found"; then
+  AC_MSG_ERROR([GNU sed is required to build this program])
+fi
+AC_SUBST([GNUSED])
+
 missing_libraries=""
 missing_headers=""
 missing_functions=""
@@ -185,6 +264,9 @@ if test $want_server = yes; then
               [AC_SUBST(LIBFLAC,[-lFLAC])],
               [missing_libraries="$missing_libraries libFLAC"])
 fi
+AC_CHECK_LIB([pthread], [pthread_create],
+             [AC_SUBST(LIBPTHREAD,[-lpthread])],
+            [missing_libraries="$missing_libraries libpthread"])
 
 if test $want_gtk = yes; then
   AM_PATH_GLIB_2_0([],[],[missing_libraries="$missing_libraries libglib"])
@@ -213,9 +295,6 @@ if test ! -z "$missing_libraries"; then
   AC_MSG_ERROR([missing libraries:$missing_libraries])
 fi
 
-# We require that libpcre support UTF-8
-RJK_REQUIRE_PCRE_UTF8([-lpcre])
-
 # Checks for header files.
 RJK_FIND_GC_H
 if test $want_oss = yes; then
@@ -235,6 +314,7 @@ if test $want_server = yes; then
   AC_CHECK_HEADERS([db.h],[:],[
     missing_headers="$missing_headers $ac_header"
   ])
+  AC_CHECK_HEADERS([FLAC/file_decoder.h])
 fi
 AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
                 getopt.h iconv.h langinfo.h \
@@ -247,6 +327,9 @@ if test ! -z "$missing_headers"; then
   AC_MSG_ERROR([missing headers:$missing_headers])
 fi
 
+# We require that libpcre support UTF-8
+RJK_REQUIRE_PCRE_UTF8([-lpcre])
+
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_TYPE_SIZE_T
@@ -345,6 +428,10 @@ AC_CHECK_FUNCS([fdatasync],[:],[
 if test ! -z "$missing_functions"; then
   AC_MSG_ERROR([missing functions:$missing_functions])
 fi
+
+# Functions we can take or leave
+AC_CHECK_FUNCS([fls])
+
 if test $want_server = yes; then
   # <db.h> had better be version 3 or later
   AC_CACHE_CHECK([db.h version],[rjk_cv_db_version],[
@@ -356,7 +443,7 @@ if test $want_server = yes; then
                       #if DB_VERSION_MAJOR < 4
                       # error inadequate db version
                       #endif
-                      #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 2
+                      #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR <= 2
                       # error inadequate db version
                       #endif
                      ],
@@ -368,7 +455,34 @@ if test $want_server = yes; then
   fi
 fi
 
+AM_CONDITIONAL([SERVER], [test x$want_server = xyes])
+if test $want_gtk = yes; then
+  AC_DEFINE([WITH_GTK], [1], [define if using GTK+])
+fi
+
 if test "x$GCC" = xyes; then
+  # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29478
+  AC_CACHE_CHECK([checking for GCC bug 29478],[rjk_cv_pr29478],[
+    old_CC="$CC"
+    if test $GCC = yes; then
+      CC="$CC -Wall -Werror"
+    fi
+    AC_COMPILE_IFELSE([
+      static int x(char *f) {
+       return *f;
+      }
+      int z(const char *g) {
+       return x((char *)g);
+      }],
+      [rjk_cv_pr29478=no],
+      [rjk_cv_pr29478=yes]
+    )
+    CC="$old_CC"
+  ])
+  if test $rjk_cv_pr29478 = yes; then
+    gcc_werror=''
+  fi
+
   # a reasonable default set of warnings
   CC="${CC} -Wall -W -Wpointer-arith -Wbad-function-cast \
        -Wwrite-strings -Wmissing-prototypes \
@@ -378,19 +492,26 @@ if test "x$GCC" = xyes; then
   GTK_CFLAGS="`echo \"$GTK_CFLAGS\"|sed 's/-I/-isystem /g'`"
   GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"|sed 's/-I/-isystem /g'`"
 
-  # GCC 2.95 doesn't know to ignore warnings from system headers
-  AC_CACHE_CHECK([whether -Werror is usable],
-                  rjk_cv_werror, [
-    save_CFLAGS="${CFLAGS}"
-    CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
-    AC_TRY_COMPILE([#include <gtk/gtk.h>],
-                   [],
-                   [rjk_cv_werror=yes],
-                   [rjk_cv_werror=no])
-    CFLAGS="${save_CFLAGS}"
-  ])
-  if test $rjk_cv_werror = no; then
-    gcc_werror=''
+  if test "$gcc_werror" != ''; then
+    # GCC 2.95 doesn't know to ignore warnings from system headers
+    AC_CACHE_CHECK([whether -Werror is usable],
+                   rjk_cv_werror, [
+      save_CFLAGS="${CFLAGS}"
+      CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
+      AC_TRY_COMPILE([#if WITH_GTK
+ #include <gtk/gtk.h>
+#endif
+
+struct s { int a, b; };
+const struct s sv = { .a = 1 };],
+                    [],
+                    [rjk_cv_werror=yes],
+                    [rjk_cv_werror=no])
+      CFLAGS="${save_CFLAGS}"
+    ])
+    if test $rjk_cv_werror = no; then
+      gcc_werror=''
+    fi
   fi
   CC="${CC} $gcc_werror"
 
@@ -422,10 +543,10 @@ if test "x$GCC" = xyes; then
   if test $rjk_cv_shadow = yes; then
     CC="${CC} -Wshadow"
   fi
-                  
-
 fi
 
+RJK_GCOV
+
 AH_BOTTOM([#ifdef __GNUC__
 # define attribute(x) __attribute__(x)
 #else
@@ -449,3 +570,10 @@ AC_CONFIG_FILES([Makefile
                 examples/Makefile
                 tests/Makefile])
 AC_OUTPUT
+
+if test $GCC = yes && test "$gcc_werror" = ''; then
+  AC_MSG_WARN([building without -Werror])
+fi
+if test $want_python = no; then
+  AC_MSG_WARN([cannot run the test suit without Python])
+fi