Autoconf support for Forge. It's incomplete, but it's mostly working.

tools/Forge/.gitignore

@@ -1,4 +1,13 @@
-shared_obj
+.vimrc
+ChangeLog
 Forge.app
 Forge.debug
 Forge.profile
+aclocal.m4
+build-stamp
+config.cache
+config.log
+config.status
+configure
+configure-stamp
+shared_obj

tools/Forge/GNUmakefile.preamble.in

@@ -2,10 +2,10 @@
 ADDITIONAL_CPPFLAGS += 
 
 # Additional flags to pass to the Objective-C compiler
-ADDITIONAL_OBJCFLAGS += -g -Wall -Werror -Wno-comment
+ADDITIONAL_OBJCFLAGS += -g @CFLAGS@
 
 # Additional flags to pass to the C compiler
-ADDITIONAL_CFLAGS += -g -Wall -Werror -Wno-comment
+ADDITIONAL_CFLAGS += -g @CFLAGS@
 
 # Additional include directories the compiler should search
 ADDITIONAL_INCLUDE_DIRS += -I ./Headers

tools/Forge/Headers/.gitignore

@@ -0,0 +1,2 @@
+Config.h
+stamp-h

tools/Forge/Headers/Config.h.in

@@ -0,0 +1,16 @@
+/* Headers/Config.h.in.  Generated automatically from configure.in by autoheader.  */
+
+/* Define if you have the ANSI C header files.  */
+#undef STDC_HEADERS
+
+/* Define if you have the ANSI C header files.  */
+#define STDC_HEADERS 1
+
+/* Name of package */
+#undef PACKAGE
+
+/* Version number of package */
+#undef VERSION
+
+/* Define if you have the <unistd.h> header file.  */
+#undef HAVE_UNISTD_H

tools/Forge/acconfig.h

@@ -0,0 +1,15 @@
+/* Headers/Config.h.  Generated automatically by configure.  */
+/* Headers/Config.h.in.  Generated automatically from configure.in by autoheader.  */
+
+/* Define if you have the ANSI C header files.  */
+#define STDC_HEADERS 1
+
+/* Define if you have the <unistd.h> header file.  */
+#define HAVE_UNISTD_H 1
+
+/* Name of package */
+#undef PACKAGE
+
+/* Version number of package */
+#undef VERSION
+

tools/Forge/bootstrap

@@ -0,0 +1,2 @@
+#!/bin/sh
+aclocal && autoheader && autoconf

tools/Forge/configure.in

@@ -0,0 +1,100 @@
+dnl Process this file with autoconf to produce a configure script.
+
+AC_PREREQ(2.13)
+AC_INIT(Forge_main.m)
+AC_CONFIG_HEADER(Headers/Config.h)
+AC_REVISION($Revision$) dnl
+AC_CANONICAL_SYSTEM
+
+AC_DEFINE(PACKAGE, "Forge")
+AC_DEFINE(VERSION, "0.1.0")
+
+AC_SUBST(VERSION)
+
+ISODATE=$(date +%Y-%m-%d)
+AC_SUBST(ISODATE)
+
+dnl Checks for programs.
+AC_PROG_INSTALL
+AC_PROG_CC
+AC_PROG_CPP
+
+AC_LANG_C
+
+dnl We want warnings, lots of warnings...
+if test "x$GCC" = xyes; then
+	CFLAGS="$CFLAGS -Wall -Werror -Wno-comment"
+#	CFLAGS="$CFLAGS -Wall -pedantic"
+fi
+
+dnl Objective-C checks
+AC_CHECK_PROGS(OBJC, $OBJC egcs, "")
+if test "x$OBJC" = "x"; then
+	AC_CHECK_PROGS(OBJC, $OBJC egcc, "")
+	if test "x$OBJC" = "x"; then
+		AC_CHECK_PROGS(OBJC, $OBJC gcc, "")
+	fi
+fi
+
+OBJC_LIBS="-lobjc"
+AC_CHECK_FUNC(sched_yield,, [
+	AC_CHECK_LIB(posix4, sched_yield, OBJC_LIBS="$OBJC_LIBS -lposix4",, $OBJC_LIBS)
+])
+AC_SUBST(OBJC_LIBS)
+
+AC_CACHE_CHECK(
+	[whether the Objective-C compiler ($OBJC) works],
+	ac_cv_prog_objc_works,
+	[
+	if test -n "$OBJC"; then
+		cat > conftest.m <<EOF
+#include <objc/Object.h>
+int main (void) {
+	id myid = [[Object new]];
+	[[myid free]];
+	return 0;
+}
+EOF
+		$OBJC $CFLAGS -o conftest $LDFLAGS conftest.m $OBJC_LIBS 1>&AC_FD_CC 2>&1
+		result=$?
+		rm -f conftest*
+
+		if test $result -eq 0; then
+			ac_cv_prog_objc_works=yes
+		else
+			ac_cv_prog_objc_works=no
+		fi
+	else
+		ac_cv_prog_objc_works=no
+	fi
+])
+
+dnl Checks for libraries.
+
+dnl Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS(unistd.h)
+
+dnl Checks for library functions.
+
+AC_CHECK_HEADER(QF/qtypes.h, HAVE_QF=yes, HAVE_QF=no)
+if test "$HAVE_QF" = yes; then
+	AC_CHECK_LIB(QFutil, Qopen,
+	    HAVE_QF=yes, HAVE_QF=no,
+	    []
+	)
+fi
+
+if test "$HAVE_QF" != yes; then
+	echo '***'
+	echo '*** You seem to not have the QuakeForge libs & headers installed'
+	echo '***'
+	exit 1
+fi
+
+AC_SUBST(CFLAGS)
+AC_SUBST(LDFLAGS)
+
+AC_OUTPUT(
+	GNUmakefile.preamble
+)