MINGW patch by Csaba Halasz

[simgear.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 66732599ff454d41ed97f9b901b98f963201e756..5b7259c4abfa88fbcb36503a8cba391fbe063b83 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -8,7 +8,7 @@ dnl Require at least automake 2.52
 AC_PREREQ(2.52)
 
 dnl Initialize the automake stuff
-AM_INIT_AUTOMAKE(SimGear, 0.3.10)
+AM_INIT_AUTOMAKE(SimGear, 1.99.4)
 
 dnl Specify KAI C++ compiler and flags.
 dnl Borrowed with slight modification from blitz distribution.
@@ -268,6 +268,7 @@ LIBS="$base_LIBS"
 
 dnl check for OpenAL libraries
 OPENAL_OK="no"
+ALUT_OK="no"
 case "${host}" in
 *-*-cygwin* | *-*-mingw32*)
     dnl CygWin under Windoze.
@@ -278,6 +279,7 @@ case "${host}" in
     LIBS="$LIBS -lwinmm -ldsound -ldxguid -lole32"
     openal_LIBS="$LIBS"
     OPENAL_OK="$ac_cv_search_alGenBuffers"
+    ALUT_OK="$ac_cv_search_alutInit"
     ;;
 
 *-apple-darwin*)
@@ -287,6 +289,7 @@ case "${host}" in
     openal_LIBS="$LIBS"
     # not sure how to test if OpenAL exists on MacOS (does it come by default?)
     OPENAL_OK="yes"
+    ALUT_OK="yes"
     ;;
 
 *)
@@ -297,6 +300,7 @@ case "${host}" in
     AC_SEARCH_LIBS(alGenBuffers, openal)
     AC_SEARCH_LIBS(alutInit, [ alut openal ] )
     OPENAL_OK="$ac_cv_search_alGenBuffers"
+    ALUT_OK="$ac_cv_search_alutInit"
     openal_LIBS="$LIBS"
     LIBS=$save_LIBS
     ;;
@@ -314,6 +318,19 @@ if test "$OPENAL_OK" == "no"; then
     exit
 fi
 
+if test "$ALUT_OK" == "no"; then
+    echo
+    echo "You *must* have the alut library installed on your system to build"
+    echo "SimGear!"
+    echo
+    echo "Please see README.OpenAL for more details."
+    echo
+    echo "configure aborted."
+    exit
+fi
+
+
+
 LIBS="$base_LIBS"
 
 AC_SUBST(base_LIBS)
@@ -344,11 +361,11 @@ if test "x$ac_cv_header_plib_ul_h" != "xyes"; then
     exit
 fi
 
-AC_MSG_CHECKING([for plib 1.8.4 or newer])
+AC_MSG_CHECKING([for plib 1.8.5 or newer])
 AC_TRY_RUN([
 #include <plib/ul.h>
 
-#define MIN_PLIB_VERSION 184
+#define MIN_PLIB_VERSION 185
 
 int main() {
     int major, minor, micro;
@@ -363,12 +380,24 @@ int main() {
 ],
   AC_MSG_RESULT(yes),
   [AC_MSG_RESULT(wrong version);
-   AC_MSG_ERROR([Install plib 1.8.4 or later first...])],
+   AC_MSG_ERROR([Install plib 1.8.5 or later first...])],
   AC_MSG_RESULT(yes)
 )
 
 LIBS="$saved_LIBS"
 
+AC_CHECK_HEADER(osg/Version)
+if test "x$ac_cv_header_osg_Version" != "xyes"; then
+    echo
+    echo "You *must* have the OpenSceneGraph support library installed on your system"
+    echo "to build this version of SimGear!"
+    echo
+    echo "Please see README.OSG for more details."
+    echo
+    echo "configure aborted."
+    exit
+fi
+
 AC_LANG_POP
 
 dnl Check for system installed zlib