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dnl Process this file with autoconf to produce a configure script. |
2 |
|
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AC_INIT |
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AC_CONFIG_SRCDIR([VIC.cpp]) |
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AC_PREREQ(2.52d) |
6 |
|
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dnl Checks for programs. |
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AC_PROG_CC |
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AC_PROG_CXX |
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AC_PROG_CPP |
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AC_PROG_MAKE_SET |
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|
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dnl Don't want the default "-O2 -g" that autoconf uses for gcc. |
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if [[ x"$GXX" = "xyes" ]]; then |
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CFLAGS="-O2 -g -fomit-frame-pointer -Wall -Wno-unused -Wno-format" |
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fi |
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|
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UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown |
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UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown |
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|
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HPUX_REV=0 |
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if [[ x$UNAME_SYSTEM = "xHP-UX" ]]; then |
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HPUX_REV=`echo $UNAME_RELEASE | sed -e 's/[^.]*.[0B]*//' -e 's/\..*$//'` |
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fi |
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|
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AC_AIX |
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AC_ISC_POSIX |
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|
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dnl Checks for libraries. |
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HAVE_BEBOX=no |
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AC_CHECK_LIB(amiga, OpenLibrary, HAVE_AMIGA_LIB=yes, HAVE_AMIGA_LIB=no) |
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AC_CHECK_LIB(vga, vga_setmode, HAVE_SVGA_LIB=yes, HAVE_SVGA_LIB=no) |
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AM_PATH_SDL(1.2.0, HAVE_SDL=yes, HAVE_SDL=no) |
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|
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AC_PATH_XTRA |
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AC_CONFIG_HEADER(sysconfig.h) |
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|
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AC_HEADER_DIRENT |
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AC_HEADER_STDC |
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AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/types.h utime.h string.h strings.h values.h ncurses.h) |
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AC_CHECK_HEADERS(sys/vfs.h sys/mount.h sys/select.h sys/param.h sys/statfs.h sys/statvfs.h sys/stat.h linux/joystick.h) |
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|
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AC_CHECK_SIZEOF(char) |
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AC_CHECK_SIZEOF(short) |
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AC_CHECK_SIZEOF(int) |
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AC_CHECK_SIZEOF(long) |
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AC_CHECK_SIZEOF(long long) |
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|
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dnl Checks for typedefs, structures, and compiler characteristics. |
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AC_C_CONST |
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AC_C_INLINE |
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AC_TYPE_MODE_T |
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AC_TYPE_OFF_T |
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AC_TYPE_PID_T |
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AC_STRUCT_ST_BLOCKS |
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AC_HEADER_TIME |
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AC_STRUCT_TM |
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|
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dnl Checks for library functions. |
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AC_PROG_GCC_TRADITIONAL |
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AC_FUNC_MEMCMP |
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AC_TYPE_SIGNAL |
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AC_FUNC_UTIME_NULL |
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AC_CHECK_FUNCS(gettimeofday sigaction mkdir rmdir select strerror strstr statfs usleep) |
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|
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KBD_LANG=0 |
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AC_ARG_ENABLE(kbd-lang-de,[ --enable-kbd-lang-de Use german keyboard layout],[KBD_LANG=1],[]) |
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AC_ARG_ENABLE(kbd-lang-us,[ --enable-kbd-lang-us Use american keyboard layout],[KBD_LANG=0],[]) |
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|
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AC_MSG_CHECKING(which target to use) |
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if [[ x"$HAVE_BEBOX" = "xyes" ]]; then |
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AC_MSG_RESULT([BeBox]) |
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TARGET=be |
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elif [[ x"$HAVE_AMIGA_LIB" = "xyes" ]]; then |
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AC_MSG_RESULT([AmigaOS]) |
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TARGET=amigaos |
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elif [[ x"$no_x" = "xyes" ]]; then |
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if [[ x"$HAVE_SVGA_LIB" = "xyes" ]]; then |
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AC_MSG_RESULT([SVGAlib]) |
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TARGET=svgalib |
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CFLAGS="$CFLAGS -D__svgalib__" |
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LIBS="$LIBS -lvga" |
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else |
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AC_MSG_RESULT([Ummm...]) |
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AC_MSG_ERROR([Neither X nor SVGAlib found, don't know what target to use.]) |
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fi |
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elif [[ x"$HAVE_SDL" = "xyes" ]]; then |
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AC_MSG_RESULT([SDL]) |
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TARGET=sdl |
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CFLAGS="$CFLAGS $SDL_CFLAGS -DHAVE_SDL" |
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LIBS="$LIBS $SDL_LIBS" |
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else |
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AC_MSG_RESULT([X Window System]) |
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TARGET=x11 |
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CFLAGS="$CFLAGS $X_CFLAGS -I$ac_cv_x_include" |
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LIBS="$LIBS $X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS" |
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fi |
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|
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dnl Find out some things about the system |
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dnl - whether we have GCC 2.7 or better. |
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dnl - what CPU we have (to use some assembly hacks on the x86) |
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|
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HAVEGCC27=n |
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HAVEI386=n |
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|
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cat >conftest.cpp << EOF |
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#include <stdio.h> |
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int main() |
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{ |
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#if defined(__GNUC__) && defined(__GNUC_MINOR__) |
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#if __GNUC__ > 2 || __GNUC_MINOR__ > 6 |
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printf("GNU\n"); |
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#endif |
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#endif |
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return 0; |
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} |
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EOF |
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|
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$CXX conftest.cpp -c -o conftest.o |
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$CXX conftest.o -o conftest |
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./conftest >conftest.file |
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if grep GNU conftest.file >/dev/null; then |
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HAVEGCC27=y |
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echo "Good news. Found GCC 2.7 or better." |
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elif [[ "$CC" = "gcc" ]]; then |
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echo "I suggest you upgrade to at least version 2.7 of GCC" |
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else |
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echo "Couldn't find GCC. Frodo may or may not compile and run correctly." |
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fi |
130 |
|
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cat >conftest.c << EOF |
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#include <stdio.h> |
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int main() |
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{ |
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#ifdef __i386__ |
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printf("386\n"); |
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#endif |
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return 0; |
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} |
140 |
EOF |
141 |
|
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$CC conftest.c -c -o conftest.o |
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$CC conftest.o -o conftest |
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./conftest >conftest.file |
145 |
if grep 386 conftest.file >/dev/null; then |
146 |
HAVEI386=y |
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echo "You seem to be using a x86 CPU" |
148 |
else |
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echo "No special hacks for your CPU, sorry." |
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fi |
151 |
|
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rm -f conftest* |
153 |
|
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if [[ "$HAVEGCC27" = "y" -a "$HAVEI386" = "y" ]]; then |
155 |
# Don't want strength-reduce on the i386, makes the code slower usually. |
156 |
CFLAGS="$CFLAGS -fno-strength-reduce -DREGPARAM=\"__attribute__((regparm(3)))\"" |
157 |
elif [[ "$TARGET" = "amigaos" ]]; then |
158 |
CFLAGS="$CFLAGS -DREGPARAM=\"__attribute__((regargs(4)))\" " |
159 |
else |
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CFLAGS="$CFLAGS -DREGPARAM=" |
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fi |
162 |
|
163 |
CC=$CXX |
164 |
|
165 |
AC_SUBST(TARGET) |
166 |
AC_SUBST(SET_MAKE) |
167 |
AC_SUBST(top_srcdir) |
168 |
AC_SUBST(HPUX_REV) |
169 |
AC_SUBST(KBD_LANG) |
170 |
|
171 |
dnl Generate Makefile. |
172 |
AC_CONFIG_FILES([Makefile]) |
173 |
AC_OUTPUT |
174 |
|
175 |
dnl Print summary. |
176 |
echo |
177 |
echo "Configuration done. Now type \"make\"." |