Make debug levels an integer

[simgear.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f93be681193f1cff90d8e999fc1ab621e4972cbe..7d0e53540979a431b005ca78824804b17a43dc0b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -49,6 +49,7 @@ case "${host}" in
     if test "$CXX" = "CC"; then
         AR="CC -ar"
         ARFLAGS="-o"
     if test "$CXX" = "CC"; then
         AR="CC -ar"
         ARFLAGS="-o"

+        CXXFLAGS="$CXXFLAGS -I$(top_srcdir)/simgear/compatibility"

     fi
     ;;
 esac
     fi
     ;;
 esac


@@ -146,6 +147,25 @@ if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h
     CXXFLAGS="$CXXFLAGS -D_REENTRANT"
     CFLAGS="$CFLAGS -D_REENTRANT"
 fi
     CXXFLAGS="$CXXFLAGS -D_REENTRANT"
     CFLAGS="$CFLAGS -D_REENTRANT"
 fi

+if test "x$ac_cv_lib_pthread_pthread_exit" != "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
+    dnl FreeBSD: System has pthread.h, but -lpthread library check
+    dnl fails.  See if we need -pthread instead of -lpthread and look
+    dnl for the functions in libc_r.
+    save_CXXFLAGS="$CXXFLAGS"
+    save_CFLAGS="$CFLAGS"
+    CXXFLAGS="-pthread $CXXFLAGS"
+    CFLAGS="-pthread $FLAGS"
+    save_LIBS=$LIBS
+    AC_CHECK_LIB(c_r, pthread_exit)
+    if test "x$ac_cv_lib_c_r_pthread_exit" != "xyes"; then
+       CXXFLAGS=$save_CXXFLAGS
+       CFLAGS=$save_CFLAGS
+    else
+       dnl This is cheating a bit. pthread_exit comes with using -pthread, not -lpthread
+       ac_cv_lib_pthread_pthread_exit="yes"
+    fi
+    LIBS=$save_LIBS
+fi

 AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes")
 
 AC_CHECK_LIB(socket, socket)
 AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes")
 
 AC_CHECK_LIB(socket, socket)


@@ -296,7 +316,7 @@ if test "x$ac_cv_header_mk4_h" != "xyes"; then
     echo "If your OS does not provide an installable package for MetaKit"
     echo "you will have to compile and install it first yourself.  A copy"
     echo "of metakit-$(VERSION).tar.gz is included with SimGear.  You will"
     echo "If your OS does not provide an installable package for MetaKit"
     echo "you will have to compile and install it first yourself.  A copy"
     echo "of metakit-$(VERSION).tar.gz is included with SimGear.  You will"

-    echo "have to untar this source code, and follow it's included instructions"
+    echo "have to untar this source code, and follow its included instructions"

     echo "to compile and install on your system."
     echo
     echo "configure aborted."
     echo "to compile and install on your system."
     echo
     echo "configure aborted."


@@ -348,7 +368,7 @@ if test "x$ac_cv_header_zlib_h" != "xyes"; then
     echo "If your OS does not provide an installable package for zlib"
     echo "you will have to compile and install it first yourself.  A copy"
     echo "of zlib-1.1.4.tar.gz is included with SimGear.  You will"
     echo "If your OS does not provide an installable package for zlib"
     echo "you will have to compile and install it first yourself.  A copy"
     echo "of zlib-1.1.4.tar.gz is included with SimGear.  You will"

-    echo "have to untar this source code, and follow it's included instructions"
+    echo "have to untar this source code, and follow its included instructions"

     echo "to compile and install on your system."
     echo
     echo "configure aborted."
     echo "to compile and install on your system."
     echo
     echo "configure aborted."


@@ -359,7 +379,7 @@ dnl Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS( \
        fcntl.h getopt.h malloc.h memory.h stdint.h stdlib.h sys/param.h \
 AC_HEADER_STDC
 AC_CHECK_HEADERS( \
        fcntl.h getopt.h malloc.h memory.h stdint.h stdlib.h sys/param.h \

-       sys/stat.h sys/time.h sys/timeb.h unistd.h winbase.h values.h )
+       sys/stat.h sys/time.h sys/timeb.h unistd.h values.h )

 
 if test "x$ac_cv_header_stdint_h" = "xyes"; then
     AC_DEFINE([HAVE_STDINT_H], 1, [Define if stdint.h exists])
 
 if test "x$ac_cv_header_stdint_h" = "xyes"; then
     AC_DEFINE([HAVE_STDINT_H], 1, [Define if stdint.h exists])


@@ -386,6 +406,7 @@ AC_CONFIG_FILES([ \
        src-libs/Makefile \
        simgear/Makefile \
        simgear/version.h \
        src-libs/Makefile \
        simgear/Makefile \
        simgear/version.h \

+       simgear/compatibility/Makefile \

        simgear/bucket/Makefile \
        simgear/debug/Makefile \
        simgear/ephemeris/Makefile \
        simgear/bucket/Makefile \
        simgear/debug/Makefile \
        simgear/ephemeris/Makefile \