X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=configure.ac;h=892bd0a9380b5b49fc487e2e8accb93e528114de;hb=3b984844a4d368d82859300865b01dd6a8d43b5a;hp=2e9ca733916f12b10f277db825c4535278698e48;hpb=a0f0038cc0ae2eb6fa54c923d7d539a9a3296b7d;p=grits

diff --git a/configure.ac b/configure.ac
index 2e9ca73..892bd0a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,29 +36,33 @@ AC_CHECK_LIB(glut, glutSolidTeapot, GLUT_LIBS="-lglut")
 AM_CONDITIONAL(HAVE_GLUT, test "$GLUT_LIBS" != "")
 AC_SUBST(GLUT_LIBS)
 
-# Test for Windows vs. Unix
+# Test for windowing system
 case "${host}" in
-	*mingw32*) WIN32="yes" ;;
-	*cygwin*)  WIN32="yes" ;;
-	*)         WIN32="no"  ;;
+	*mingw32*) SYS="WIN" ;;
+	*cygwin*)  SYS="WIN" ;;
+	*apple*)   SYS="MAC" ;;
+	*)         SYS="X11" ;;
 esac
-if test "$WIN32" = yes; then
-	ac_default_prefix="/"
-fi
-AM_CONDITIONAL([WIN32],    test "$WIN32" = "yes")
-AM_CONDITIONAL([NOTWIN32], test "$WIN32" = "no")
+AM_CONDITIONAL([SYS_WIN], test "$SYS" = "WIN")
+AM_CONDITIONAL([SYS_MAC], test "$SYS" = "MAC")
+AM_CONDITIONAL([SYS_X11], test "$SYS" = "X11")
 
-# Configure GL flags
-if test "$WIN32" = yes; then
-	GL_CFLAGS=""
-	GL_LIBS="-lglu32 -lopengl32"
-else
-	GL_CFLAGS=""
-	GL_LIBS="-lGL -lGLU"
-fi
+# OpenGL flags
+GL_CFLAGS="-DSYS_$SYS"
+case "$SYS" in
+	"WIN") GL_LIBS="-lglu32 -lopengl32" ;;
+	"MAC") GL_LIBS="-framework OpenGL" ;;
+	"X11") GL_LIBS="-lGL -lGLU" ;;
+esac
 AC_SUBST([GL_CFLAGS])
 AC_SUBST([GL_LIBS])
 
+# Check for relative build
+AC_ARG_ENABLE(relative, [AS_HELP_STRING([--enable-relative],
+	[enable runtime search paths @<:@default=no@:>@])],
+	[DOTS=".."; ac_default_prefix="/"])
+AC_SUBST([DOTS])
+
 # Output 
 AC_CONFIG_FILES([
 	Makefile