# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.50)
AC_INIT(src/main.c)
AC_REVISION($Revision$) dnl
AM_CONFIG_HEADER(config.h)

dnl AC_CANONICAL_SYSTEM # what does this do?

dnl AC_VALIDATE_CACHED_SYSTEM_TUPLE(
dnl 	rm $cache_file
dnl 	echo restart configure
dnl 	exit 1
dnl )

AM_INIT_AUTOMAKE(quake2, 0.1)

AM_MAINTAINER_MODE

AC_SUBST(PROGRAM)
AC_SUBST(VERSION)


# Checks for programs.
AC_PROG_CC
AC_PROG_RANLIB
#AC_PROG_LIBTOOL

# Checks for libraries.
#AC_CHECK_LIB(GL, glBegin)
# FIXME: Replace `main' with a function in `-lX11':
#AC_CHECK_LIB(X11, [main])
# FIXME: Replace `main' with a function in `-lXext':
#AC_CHECK_LIB([Xext], [main])
# FIXME: Replace `main' with a function in `-lXxf86dga':
#AC_CHECK_LIB([Xxf86dga], [main])
# FIXME: Replace `main' with a function in `-lXxf86vm':
#AC_CHECK_LIB([Xxf86vm], [main])
#AC_CHECK_LIB(dl, dlopen)
#AC_CHECK_LIB(m, sin)
# FIXME: Replace `main' with a function in `-lossaudio':
#AC_CHECK_LIB([ossaudio], [main])
# FIXME: Replace `main' with a function in `-lpthread':
#AC_CHECK_LIB([pthread], [main])
# FIXME: Replace `main' with a function in `-lvga':
#AC_CHECK_LIB([vga], [main])

# Checks for header files.
AC_PATH_X
AC_HEADER_DIRENT
AC_HEADER_STDC
dnl AC_HEADER_SYS_WAIT
dnl AC_CHECK_HEADERS([ your header here ])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM
AC_TYPE_UID_T

# Checks for library functions.
AC_FUNC_ERROR_AT_LINE
AC_PROG_GCC_TRADITIONAL
AC_FUNC_MALLOC
AC_FUNC_MEMCMP
AC_FUNC_MMAP
AC_TYPE_SIGNAL
AC_FUNC_STAT
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([bzero floor getcwd gethostbyname getmntent getpagesize gettimeofday memmove memset mkdir munmap pow putenv select socket sqrt strcasecmp strchr strdup strerror strrchr strstr])

AS="$CC"
ASFLAGS="\$(DEFS) \$(CFLAGS) \$(CPPFLAGS) \$(DEFAULT_INCLUDES) \$(INCLUDES)"
AC_SUBST(AS)
AC_SUBST(ASFLAGS)

SDL_FLAGS=`sdl-config --libs`
AC_SUBST(SDL_FLAGS)

AC_MSG_CHECKING(for underscore prefix in names)
AC_TRY_LINK(
	[asm(".long _bar");
	int bar;],
	[],
	AC_DEFINE(HAVE_SYM_PREFIX_UNDERSCORE, 1, [Define this if C symbols are prefixed with an underscore]) AC_MSG_RESULT(yes),
	AC_MSG_RESULT(no)
)

AC_CONFIG_FILES([Makefile
				 src/Makefile
				 src/baseq2/Makefile
				 src/ctf/Makefile
				 src/xatrix/Makefile
				 src/rogue/Makefile])
AC_OUTPUT