X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=configure.in;h=c27176f41741e90b3e87d0d861b43fa48dc32ce7;hb=0152b607f8c4eea755278176d40b16723e3a8b66;hp=d2d7adc060247cf5d28609f5e8c439354fddf1e0;hpb=4ef4b019ca344f6c4768690e7865564933ce025e;p=simgear.git

diff --git a/configure.in b/configure.in
index d2d7adc0..c27176f4 100644
--- a/configure.in
+++ b/configure.in
@@ -5,6 +5,9 @@ dnl $Id$
 
 AC_INIT(simgear/bucket/newbucket.cxx)
 
+# Require at least automake 2.13
+AC_PREREQ(2.13)
+
 dnl Initialize the automake stuff
 AM_INIT_AUTOMAKE(SimGear, 0.0.17)
 
@@ -34,11 +37,6 @@ AC_PROG_RANLIB
 AC_PROG_INSTALL
 AC_PROG_LN_S
 
-# Check to see if this `configure' is being run in the `Cygwin32' environment
-AC_CYGWIN
-AC_MINGW32
-AC_EXEEXT
-
 AR="ar"
 OS=`uname -s`
 if test "$OS" = "IRIX" -o "$OS" = "IRIX64"; then
@@ -55,7 +53,7 @@ else
     echo "includedir changed to" $includedir "libdir is" $libdir
 fi
          
-# Determine version of automake ... important becuase of
+# Determine version of automake ... important because of
 # incompatibilities between versions
 AUTO_MAKE_VERSION=`automake --version | head -1 | awk '{print $4}' | sed -e 's/\-p[[0-9]]$//' | sed -e 's/\.//'`
 AM_CONDITIONAL(ANCIENT_AUTOMAKE, test $AUTO_MAKE_VERSION -lt 14)
@@ -102,19 +100,31 @@ AM_CONDITIONAL(ENABLE_JPEG_SERVER, test "x$with_jpeg_factory" = "xyes")
 dnl Check for MS Windows environment
 AC_CHECK_HEADER(windows.h)
 
-if test "x$HOSTTYPE" != "xmacintosh" ; then
+AC_EGREP_CPP(yes,
+[#ifdef __MINGW32__
+ yes
+ #endif
+],is_mingw=yes, is_mingw=no)
+
+echo "IS_MINGW = $is_mingw"
+AM_CONDITIONAL(IS_MINGW, test "x$is_mingw" = "xyes")
+
+AC_EGREP_CPP(yes,
+[#ifdef __CYGWIN__
+ yes
+ #endif
+],is_cygwin=yes, is_cygwin=no)
+
+echo "IS_CYGWIN = $is_cygwin"
+AM_CONDITIONAL(IS_CYGWIN, test "x$is_cygwin" = "xyes")
+
+if test "x$HOSTTYPE" != "xmacintosh" -a "x$is_mingw" != "xyes"; then
     dnl extra library and include directories
     EXTRA_DIRS="/usr/local /usr/local/plib /usr/X11R6"
 
     if test -d /opt/X11R6 ; then
         EXTRA_DIRS="$EXTRA_DIRS /opt/X11R6"
     fi
-
-    if test "x$ac_cv_header_windows_h" = "xyes" ; then
-        if test -d /usr/mingw/usr ; then
-            EXTRA_DIRS="$EXTRA_DIRS /usr/mingw/usr"
-        fi
-    fi
 fi
 
 wi_EXTRA_DIRS(no, ${EXTRA_DIRS})
@@ -141,10 +151,6 @@ null_LIBS="$LIBS"
 
 AC_CHECK_LIB(m, cos)
 
-if test  "x$ac_cv_mingw32" = "xyes" ; then
-    LIBS="$LIBS -lwsock32"
-fi
-
 base_LIBS="$LIBS"
 
 dnl Thread related checks
@@ -240,8 +246,8 @@ else
 
     LIBS="$LIBS -l${WIN32_GLUT} -l${WIN32_GLU} -l${WIN32_OPENGL}"
     LIBS="$LIBS -luser32 -lgdi32"
-    if test  "x$ac_cv_mingw32" = "xyes" ; then
-	LIBS="$LIBS -wsock32"
+    if test "x$is_mingw" = "xyes" ; then
+        EXTRA_DIRS="${EXTRA_DIRS}"
     fi
     echo "Will link apps with $LIBS"
 fi
@@ -383,9 +389,3 @@ if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h
 else
    echo "Threads: no threads (pthread lib not found.)"
 fi
-
-if test "$OS" = "IRIX" -o "$OS" = "IRIX64"; then
-    if test "$CXX" = "CC"; then
-        echo "\nRemember to run: sh ../FlightGear/irix-hack.sh!\07\n"
-    fi
-fi