1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294
|
#! /bin/sh
# $Id: configure,v 1.1 2005-09-18 22:03:38 dhmunro Exp $
# debug=yes to keep all cfg.* stdout and stderr files
# (most recent warnings always kept, usually don't need debug)
debug=no
echo ""
echo "=============== begin top level configuration ==============="
echo ""
while test -n "$1"; do
if test -d "$1"; then
if test -n "$pkgdirs"; then
pkgdirs="$pkgdirs $1"
else
pkgdirs="$1"
fi
else
echo "**** ERROR **** no such directory ($1) to configure"
echo "rerun ./configure with proper execute line"
fi
shift
done
if test -z "$CC" && make echocc >/dev/null 2>&1; then
CC=`cat cfg.tmp`
if test -z "$CC"; then CC=cc; fi
default_cc=yes
else
default_cc=no
fi
if test -z "$RANLIB" && make echorl >/dev/null 2>&1; then
RANLIB=`cat cfg.tmp`
fi
if test -z "$AR" && make echoar >/dev/null 2>&1; then
AR=`cat cfg.tmp`
if test -z "$AR"; then AR=ar; fi
fi
rm -f cfg.*
curdate=`date`
cursystem=`uname -a`
cat >Make.cfg <<EOF
SHELL=/bin/sh
EOF
# note: CFLAGS, LDFLAGS should NOT contain optimization flags (-g, -O, etc)
# take care of common ones here (misses things like -fast etc)
COPT=
OTHR=
if test -n "$CFLAGS"; then
for opt in $CFLAGS; do
case "$opt" in
-g|-O|-O[0-9])
if test -z "$COPT"; then COPT="$opt"; else COPT="$COPT $opt"; fi
;;
*)
if test -z "$OTHR"; then OTHR="$opt"; else OTHR="$OTHR $opt"; fi
;;
esac
done
fi
CFLAGS="$OTHR"
if test -z "$COPT"; then COPT="-O"; fi
LOPT=
OTHR=
if test -n "$LDFLAGS"; then
for opt in $LDFLAGS; do
case "$opt" in
-g|-O|-O[0-9])
if test -z "$LOPT"; then LOPT="$opt"; else LOPT="$LOPT $opt"; fi
;;
*)
if test -z "$OTHR"; then OTHR="$opt"; else OTHR="$OTHR $opt"; fi
;;
esac
done
LDFLAGS="$OTHR"
fi
#------------------------------------------------------------------------
# test that the compiler can handle several ANSI C features
cat >cfg.c <<EOF
#undef _POSIX_SOURCE
#define _POSIX_SOURCE 1
/* check whether compiler has necessary ANSI C (non K&R) features */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct junk { int x; double y; } glbl= { 1, -2.0 };
extern int oops(struct junk *dummy); /* prototype */
extern volatile int vol;
volatile int vol= 0; /* volatile qualifier */
int oops(struct junk *dummy) { /* ANSI function definition */
struct junk loc1= *dummy; /* struct assign */
struct junk loc2= { -3, 4.0 }; /* aggregate automatic init */
void *vtest= &glbl; /* implicit void pointer cast */
printf("%p %d %g\n", vtest, loc1.x, loc2.y);
return 0;
}
int main(int argc, char *argv[])
{
size_t l= strlen("four"); /* size_t typedef */
struct junk *locl= malloc(sizeof(struct junk)); /* void * cast */
*locl= glbl; /* struct assignment */
return oops(l>3? locl : &glbl);
}
EOF
if $CC $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.00a 2>&1; then
:
elif $CC -Aa $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.00b 2>&1; then
CC="$CC -Aa"
if test $debug = no; then rm -f cfg.00a; fi
elif gcc $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.00b 2>&1; then
CC=gcc
if test $debug = no; then rm -f cfg.00b; fi
else
rm -f cfg cfg.c
echo "$CC is not an ANSI C compiler; rerun ./configure with CC env variable"
exit 1
fi
if $CC $CFLAGS -c cfg.c >cfg.00c 2>&1; then
echo "$CC is an ANSI C compiler. Good."
else
echo "$CC loads but won't compile? check cfg.00[abc] file messages"
exit 1
fi
#------------------------------------------------------------------------
# check whether ranlib exists and is necessary
if $AR cr cfg.a cfg.o >cfg.00d 2>&1; then
if ${RANLIB:-ranlib} cfg.a >cfg.00e 2>&1; then
if test -s cfg.00e && grep "already did it" cfg.00e >/dev/null 2>&1; then
RANLIB=:
else
RANLIB=${RANLIB:-ranlib}
fi
else
RANLIB=:
fi
else
echo "ar utility broken? check messages in file cfg.00d"
exit 1
fi
rm -f cfg cfg.exe cfg.c cfg.o cfg.a cfg.00d cfg.00e
echo "RANLIB=$RANLIB" >>Make.cfg
echo "AR=$AR" >>Make.cfg
PLAY_DIRS="unix x11"
PLAY_INCS="-I../unix -I../x11"
PLAY_CFG=../unix
Y_MAIN_C=unix/pmain.c
YWIN_LIB=
YWIN_DEF=
EXE_SFX=
win32=no
cat >cfg.c <<EOF
#if defined(_WIN32) || defined(__CYGWIN__)
#include <windows.h>
int main(int argc, char *argv[]) { return 0; }
#else
#error not MSWindows
#endif
EOF
if $CC $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.01a 2>&1; then
PLAY_INCS=-I../win
PLAY_CFG=../win
Y_MAIN_C=win/cygmain.c
YWIN_LIB=yorapi.def
YWIN_DEF='$(PKG_DEF)'
win32=yes
if test "$default_cc" = yes; then
CC=gcc
fi
cat >cfg.c <<EOF
#ifdef __CYGWIN__
int main(int argc, char *argv[]) { return 0; }
#else
#error not Cygwin
#endif
EOF
if $CC $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.01a 2>&1; then
win32=cygwin
else
rm -f cfg.01a
fi
if test -z "$USEUNIX"; then
if test "$win32" = cygwin; then
cat >cfg.c <<EOF
int main(int argc, char *argv[]) { return 0; }
EOF
if $CC -mno-cygwin $CFLAGS -o cfg cfg.c $LDFLAGS >cfg.01a 2>&1; then
CC="$CC -mno-cygwin"
else
rm -f cfg.01a
fi
fi
PLAY_DIRS=win
EXE_SFX=.exe
fi
else
rm -f cfg.01a
os_name=`(uname -s) 2>/dev/null` || os_name=unknown
case "$os_name" in
AIX) # IBM RS/6000 (powerpc) architecture
YWIN_LIB=yorapi.def
;;
esac
if test -n "$NO_XLIB"; then
PLAY_DIRS=unix
PLAY_INCS="-I../unix"
CFLAGS="$CFLAGS -DNO_XLIB"
echo "X11OBJS=" >>Make.cfg
fi
fi
rm -f cfg cfg.exe cfg.c
echo "PLAY_DIRS=$PLAY_DIRS" >>Make.cfg
echo "PLAY_INCS=$PLAY_INCS" >>Make.cfg
echo "PLAY_CFG=$PLAY_CFG" >>Make.cfg
echo "Y_MAIN_C=$Y_MAIN_C" >>Make.cfg
echo "YWIN_LIB=$YWIN_LIB" >>Make.cfg
echo "YWIN_DEF=$YWIN_DEF" >>Make.cfg
echo "EXE_SFX=$EXE_SFX" >>Make.cfg
echo "CC=$CC" >>Make.cfg
echo "Y_CFLAGS=$CFLAGS" >>Make.cfg
echo "Y_LDFLAGS=$LDFLAGS" >>Make.cfg
echo "COPT_DEFAULT=$COPT" >>Make.cfg
#------------------------------------------------------------------------
# check alternate libm for Alpha Linux (see play/unix/README.fpu)
if test -z "$MATHLIB" && make echoml >/dev/null 2>&1; then
MATHLIB=`cat cfg.tmp`
rm -f cfg.tmp
if test -z "$MATHLIB"; then MATHLIB="-lm"; fi
cat >cfg.c <<EOF
/* check whether libm is broken */
#include <math.h>
int main(int argc, char *argv[])
{
return exp(-720.) > 1.0; /* typically an IEEE denormal */
}
EOF
if $CC $CFLAGS -o cfg cfg.c $LDFLAGS $MATHLIB >cfg.00f 2>&1; then
if ./cfg >cfg.00g 2>&1; then
:
else
if $CC $CFLAGS -o cfg cfg.c $LDFLAGS -lcpml >cfg.00h 2>&1; then
MATHLIB="-lcpml"
echo "WARNING - using -lcpml instead of -lm"
else
rm -f cfg.00h
echo "WARNING - libm broken? see play/unix/README.fpu"
echo " if on Alpha Linux, rerun ./configure with CC='gcc -mieee'"
fi
fi
rm -f cfg cfg.exe cfg.c cfg.00g
else
echo "math library missing; rerun ./configure with MATHLIB env variable"
exit 1
fi
else
rm -f cfg.tmp
fi
echo "MATHLIB=$MATHLIB" >>Make.cfg
#----------------------------------------------------------------------
# clean up, issue warning if compiler gave fishy output
rm -f cfg cfg.exe cfg.c cfg.o
for f in cfg.[0-9]*; do
if grep ... $f >/dev/null 2>&1; then # or use test -s $f ?
echo "WARNING - check compiler message in $f"
else # remove empty files
rm -f $f
fi
done
#----------------------------------------------------------------------
# set up installation directories
#----------------------------------------------------------------------
# set up optional packages
#----------------------------------------------------------------------
# configure subdirectories
make "PKGDIRS=$pkgdirs" pkgconfig
echo ""
echo "================ all configuration completed ================"
exit 0
#----------------------------------------------------------------------
|