| 1 | #!/bin/sh
|
|---|
| 2 | # configure script for zlib. This script is needed only if
|
|---|
| 3 | # you wish to build a shared library and your system supports them,
|
|---|
| 4 | # of if you need special compiler, flags or install directory.
|
|---|
| 5 | # Otherwise, you can just use directly "make test; make install"
|
|---|
| 6 | #
|
|---|
| 7 | # To create a shared library, use "configure --shared"; by default a static
|
|---|
| 8 | # library is created. If the primitive shared library support provided here
|
|---|
| 9 | # does not work, use ftp://prep.ai.mit.edu/pub/gnu/libtool-*.tar.gz
|
|---|
| 10 | #
|
|---|
| 11 | # To impose specific compiler or flags or install directory, use for example:
|
|---|
| 12 | # prefix=$HOME CC=cc CFLAGS="-O4" ./configure
|
|---|
| 13 | # or for csh/tcsh users:
|
|---|
| 14 | # (setenv prefix $HOME; setenv CC cc; setenv CFLAGS "-O4"; ./configure)
|
|---|
| 15 | # LDSHARED is the command to be used to create a shared library
|
|---|
| 16 |
|
|---|
| 17 | # Incorrect settings of CC or CFLAGS may prevent creating a shared library.
|
|---|
| 18 | # If you have problems, try without defining CC and CFLAGS before reporting
|
|---|
| 19 | # an error.
|
|---|
| 20 |
|
|---|
| 21 | LIBS=libz.a
|
|---|
| 22 | LDFLAGS="-L. ${LIBS}"
|
|---|
| 23 | VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < zlib.h`
|
|---|
| 24 | VER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < zlib.h`
|
|---|
| 25 | VER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < zlib.h`
|
|---|
| 26 | AR=${AR-"ar rc"}
|
|---|
| 27 | RANLIB=${RANLIB-"ranlib"}
|
|---|
| 28 | prefix=${prefix-/usr/local}
|
|---|
| 29 | exec_prefix=${exec_prefix-'${prefix}'}
|
|---|
| 30 | libdir=${libdir-'${exec_prefix}/lib'}
|
|---|
| 31 | includedir=${includedir-'${prefix}/include'}
|
|---|
| 32 | mandir=${mandir-'${prefix}/share/man'}
|
|---|
| 33 | shared_ext='.so'
|
|---|
| 34 | shared=0
|
|---|
| 35 | gcc=0
|
|---|
| 36 | old_cc="$CC"
|
|---|
| 37 | old_cflags="$CFLAGS"
|
|---|
| 38 |
|
|---|
| 39 | while test $# -ge 1
|
|---|
| 40 | do
|
|---|
| 41 | case "$1" in
|
|---|
| 42 | -h* | --h*)
|
|---|
| 43 | echo 'usage:'
|
|---|
| 44 | echo ' configure [--shared] [--prefix=PREFIX] [--exec_prefix=EXPREFIX]'
|
|---|
| 45 | echo ' [--libdir=LIBDIR] [--includedir=INCLUDEDIR]'
|
|---|
| 46 | exit 0;;
|
|---|
| 47 | -p*=* | --p*=*) prefix=`echo $1 | sed 's/[-a-z_]*=//'`; shift;;
|
|---|
| 48 | -e*=* | --e*=*) exec_prefix=`echo $1 | sed 's/[-a-z_]*=//'`; shift;;
|
|---|
| 49 | -l*=* | --libdir=*) libdir=`echo $1 | sed 's/[-a-z_]*=//'`; shift;;
|
|---|
| 50 | -i*=* | --includedir=*) includedir=`echo $1 | sed 's/[-a-z_]*=//'`;shift;;
|
|---|
| 51 | -p* | --p*) prefix="$2"; shift; shift;;
|
|---|
| 52 | -e* | --e*) exec_prefix="$2"; shift; shift;;
|
|---|
| 53 | -l* | --l*) libdir="$2"; shift; shift;;
|
|---|
| 54 | -i* | --i*) includedir="$2"; shift; shift;;
|
|---|
| 55 | -s* | --s*) shared=1; shift;;
|
|---|
| 56 | *) echo "unknown option: $1"; echo "$0 --help for help"; exit 1;;
|
|---|
| 57 | esac
|
|---|
| 58 | done
|
|---|
| 59 |
|
|---|
| 60 | test=ztest$$
|
|---|
| 61 | cat > $test.c <<EOF
|
|---|
| 62 | extern int getchar();
|
|---|
| 63 | int hello() {return getchar();}
|
|---|
| 64 | EOF
|
|---|
| 65 |
|
|---|
| 66 | test -z "$CC" && echo Checking for gcc...
|
|---|
| 67 | cc=${CC-gcc}
|
|---|
| 68 | cflags=${CFLAGS-"-O3"}
|
|---|
| 69 | # to force the asm version use: CFLAGS="-O3 -DASMV" ./configure
|
|---|
| 70 | case "$cc" in
|
|---|
| 71 | *gcc*) gcc=1;;
|
|---|
| 72 | esac
|
|---|
| 73 |
|
|---|
| 74 | if test "$gcc" -eq 1 && ($cc -c $cflags $test.c) 2>/dev/null; then
|
|---|
| 75 | CC="$cc"
|
|---|
| 76 | SFLAGS=${CFLAGS-"-fPIC -O3"}
|
|---|
| 77 | CFLAGS="$cflags"
|
|---|
| 78 | case `(uname -s || echo unknown) 2>/dev/null` in
|
|---|
| 79 | Linux | linux | GNU | GNU/*) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"};;
|
|---|
| 80 | CYGWIN* | Cygwin* | cygwin* )
|
|---|
| 81 | EXE='.exe';;
|
|---|
| 82 | QNX*) # This is for QNX6. I suppose that the QNX rule below is for QNX2,QNX4
|
|---|
| 83 | # ([email protected])
|
|---|
| 84 | LDSHARED=${LDSHARED-"$cc -shared -Wl,-hlibz.so.1"};;
|
|---|
| 85 | HP-UX*) LDSHARED=${LDSHARED-"$cc -shared $SFLAGS"}
|
|---|
| 86 | shared_ext='.sl'
|
|---|
| 87 | SHAREDLIB='libz.sl';;
|
|---|
| 88 | Darwin*) shared_ext='.dylib'
|
|---|
| 89 | SHAREDLIB=libz$shared_ext
|
|---|
| 90 | SHAREDLIBV=libz.$VER$shared_ext
|
|---|
| 91 | SHAREDLIBM=libz.$VER1$shared_ext
|
|---|
| 92 | LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name /usr/lib/$SHAREDLIBV -compatibility_version $VER2 -current_version $VER"}
|
|---|
| 93 | libdir='/usr/lib'
|
|---|
| 94 | includedir='/usr/include';;
|
|---|
| 95 | *) LDSHARED=${LDSHARED-"$cc -shared"};;
|
|---|
| 96 | esac
|
|---|
| 97 | else
|
|---|
| 98 | # find system name and corresponding cc options
|
|---|
| 99 | CC=${CC-cc}
|
|---|
| 100 | case `(uname -sr || echo unknown) 2>/dev/null` in
|
|---|
| 101 | HP-UX*) SFLAGS=${CFLAGS-"-O +z"}
|
|---|
| 102 | CFLAGS=${CFLAGS-"-O"}
|
|---|
| 103 | # LDSHARED=${LDSHARED-"ld -b +vnocompatwarnings"}
|
|---|
| 104 | LDSHARED=${LDSHARED-"ld -b"}
|
|---|
| 105 | shared_ext='.sl'
|
|---|
| 106 | SHAREDLIB='libz.sl';;
|
|---|
| 107 | IRIX*) SFLAGS=${CFLAGS-"-ansi -O2 -rpath ."}
|
|---|
| 108 | CFLAGS=${CFLAGS-"-ansi -O2"}
|
|---|
| 109 | LDSHARED=${LDSHARED-"cc -shared"};;
|
|---|
| 110 | OSF1\ V4*) SFLAGS=${CFLAGS-"-O -std1"}
|
|---|
| 111 | CFLAGS=${CFLAGS-"-O -std1"}
|
|---|
| 112 | LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so -Wl,-msym -Wl,-rpath,$(libdir) -Wl,-set_version,${VER}:1.0"};;
|
|---|
| 113 | OSF1*) SFLAGS=${CFLAGS-"-O -std1"}
|
|---|
| 114 | CFLAGS=${CFLAGS-"-O -std1"}
|
|---|
| 115 | LDSHARED=${LDSHARED-"cc -shared"};;
|
|---|
| 116 | QNX*) SFLAGS=${CFLAGS-"-4 -O"}
|
|---|
| 117 | CFLAGS=${CFLAGS-"-4 -O"}
|
|---|
| 118 | LDSHARED=${LDSHARED-"cc"}
|
|---|
| 119 | RANLIB=${RANLIB-"true"}
|
|---|
| 120 | AR="cc -A";;
|
|---|
| 121 | SCO_SV\ 3.2*) SFLAGS=${CFLAGS-"-O3 -dy -KPIC "}
|
|---|
| 122 | CFLAGS=${CFLAGS-"-O3"}
|
|---|
| 123 | LDSHARED=${LDSHARED-"cc -dy -KPIC -G"};;
|
|---|
| 124 | SunOS\ 5*) SFLAGS=${CFLAGS-"-fast -xcg89 -KPIC -R."}
|
|---|
| 125 | CFLAGS=${CFLAGS-"-fast -xcg89"}
|
|---|
| 126 | LDSHARED=${LDSHARED-"cc -G"};;
|
|---|
| 127 | SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"}
|
|---|
| 128 | CFLAGS=${CFLAGS-"-O2"}
|
|---|
| 129 | LDSHARED=${LDSHARED-"ld"};;
|
|---|
| 130 | UNIX_System_V\ 4.2.0)
|
|---|
| 131 | SFLAGS=${CFLAGS-"-KPIC -O"}
|
|---|
| 132 | CFLAGS=${CFLAGS-"-O"}
|
|---|
| 133 | LDSHARED=${LDSHARED-"cc -G"};;
|
|---|
| 134 | UNIX_SV\ 4.2MP)
|
|---|
| 135 | SFLAGS=${CFLAGS-"-Kconform_pic -O"}
|
|---|
| 136 | CFLAGS=${CFLAGS-"-O"}
|
|---|
| 137 | LDSHARED=${LDSHARED-"cc -G"};;
|
|---|
| 138 | OpenUNIX\ 5)
|
|---|
| 139 | SFLAGS=${CFLAGS-"-KPIC -O"}
|
|---|
| 140 | CFLAGS=${CFLAGS-"-O"}
|
|---|
| 141 | LDSHARED=${LDSHARED-"cc -G"};;
|
|---|
| 142 | AIX*) # Courtesy of [email protected]
|
|---|
| 143 | SFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
|
|---|
| 144 | CFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
|
|---|
| 145 | LDSHARED=${LDSHARED-"xlc -G"};;
|
|---|
| 146 | # send working options for other systems to [email protected]
|
|---|
| 147 | *) SFLAGS=${CFLAGS-"-O"}
|
|---|
| 148 | CFLAGS=${CFLAGS-"-O"}
|
|---|
| 149 | LDSHARED=${LDSHARED-"cc -shared"};;
|
|---|
| 150 | esac
|
|---|
| 151 | fi
|
|---|
| 152 |
|
|---|
| 153 | SHAREDLIB=${SHAREDLIB-"libz$shared_ext"}
|
|---|
| 154 | SHAREDLIBV=${SHAREDLIBV-"libz$shared_ext.$VER"}
|
|---|
| 155 | SHAREDLIBM=${SHAREDLIBM-"libz$shared_ext.$VER1"}
|
|---|
| 156 |
|
|---|
| 157 | if test $shared -eq 1; then
|
|---|
| 158 | echo Checking for shared library support...
|
|---|
| 159 | # we must test in two steps (cc then ld), required at least on SunOS 4.x
|
|---|
| 160 | if test "`($CC -c $SFLAGS $test.c) 2>&1`" = "" &&
|
|---|
| 161 | test "`($LDSHARED -o $test$shared_ext $test.o) 2>&1`" = ""; then
|
|---|
| 162 | CFLAGS="$SFLAGS"
|
|---|
| 163 | LIBS="$SHAREDLIBV"
|
|---|
| 164 | echo Building shared library $SHAREDLIBV with $CC.
|
|---|
| 165 | elif test -z "$old_cc" -a -z "$old_cflags"; then
|
|---|
| 166 | echo No shared library support.
|
|---|
| 167 | shared=0;
|
|---|
| 168 | else
|
|---|
| 169 | echo 'No shared library support; try without defining CC and CFLAGS'
|
|---|
| 170 | shared=0;
|
|---|
| 171 | fi
|
|---|
| 172 | fi
|
|---|
| 173 | if test $shared -eq 0; then
|
|---|
| 174 | LDSHARED="$CC"
|
|---|
| 175 | echo Building static library $LIBS version $VER with $CC.
|
|---|
| 176 | else
|
|---|
| 177 | LDFLAGS="-L. ${SHAREDLIBV}"
|
|---|
| 178 | fi
|
|---|
| 179 |
|
|---|
| 180 | cat > $test.c <<EOF
|
|---|
| 181 | #include <unistd.h>
|
|---|
| 182 | int main() { return 0; }
|
|---|
| 183 | EOF
|
|---|
| 184 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 185 | sed < zconf.in.h "/HAVE_UNISTD_H/s%0%1%" > zconf.h
|
|---|
| 186 | echo "Checking for unistd.h... Yes."
|
|---|
| 187 | else
|
|---|
| 188 | cp -p zconf.in.h zconf.h
|
|---|
| 189 | echo "Checking for unistd.h... No."
|
|---|
| 190 | fi
|
|---|
| 191 |
|
|---|
| 192 | cat > $test.c <<EOF
|
|---|
| 193 | #include <stdio.h>
|
|---|
| 194 | #include <stdarg.h>
|
|---|
| 195 | #include "zconf.h"
|
|---|
| 196 |
|
|---|
| 197 | int main()
|
|---|
| 198 | {
|
|---|
| 199 | #ifndef STDC
|
|---|
| 200 | choke me
|
|---|
| 201 | #endif
|
|---|
| 202 |
|
|---|
| 203 | return 0;
|
|---|
| 204 | }
|
|---|
| 205 | EOF
|
|---|
| 206 |
|
|---|
| 207 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 208 | echo "Checking whether to use vs[n]printf() or s[n]printf()... using vs[n]printf()"
|
|---|
| 209 |
|
|---|
| 210 | cat > $test.c <<EOF
|
|---|
| 211 | #include <stdio.h>
|
|---|
| 212 | #include <stdarg.h>
|
|---|
| 213 |
|
|---|
| 214 | int mytest(char *fmt, ...)
|
|---|
| 215 | {
|
|---|
| 216 | char buf[20];
|
|---|
| 217 | va_list ap;
|
|---|
| 218 |
|
|---|
| 219 | va_start(ap, fmt);
|
|---|
| 220 | vsnprintf(buf, sizeof(buf), fmt, ap);
|
|---|
| 221 | va_end(ap);
|
|---|
| 222 | return 0;
|
|---|
| 223 | }
|
|---|
| 224 |
|
|---|
| 225 | int main()
|
|---|
| 226 | {
|
|---|
| 227 | return (mytest("Hello%d\n", 1));
|
|---|
| 228 | }
|
|---|
| 229 | EOF
|
|---|
| 230 |
|
|---|
| 231 | if test "`($CC $CFLAGS -o $test $test.c) 2>&1`" = ""; then
|
|---|
| 232 | echo "Checking for vsnprintf() in stdio.h... Yes."
|
|---|
| 233 |
|
|---|
| 234 | cat >$test.c <<EOF
|
|---|
| 235 | #include <stdio.h>
|
|---|
| 236 | #include <stdarg.h>
|
|---|
| 237 |
|
|---|
| 238 | int mytest(char *fmt, ...)
|
|---|
| 239 | {
|
|---|
| 240 | int n;
|
|---|
| 241 | char buf[20];
|
|---|
| 242 | va_list ap;
|
|---|
| 243 |
|
|---|
| 244 | va_start(ap, fmt);
|
|---|
| 245 | n = vsnprintf(buf, sizeof(buf), fmt, ap);
|
|---|
| 246 | va_end(ap);
|
|---|
| 247 | return n;
|
|---|
| 248 | }
|
|---|
| 249 |
|
|---|
| 250 | int main()
|
|---|
| 251 | {
|
|---|
| 252 | return (mytest("Hello%d\n", 1));
|
|---|
| 253 | }
|
|---|
| 254 | EOF
|
|---|
| 255 |
|
|---|
| 256 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 257 | echo "Checking for return value of vsnprintf()... Yes."
|
|---|
| 258 | else
|
|---|
| 259 | CFLAGS="$CFLAGS -DHAS_vsnprintf_void"
|
|---|
| 260 | echo "Checking for return value of vsnprintf()... No."
|
|---|
| 261 | echo " WARNING: apparently vsnprintf() does not return a value. zlib"
|
|---|
| 262 | echo " can build but will be open to possible string-format security"
|
|---|
| 263 | echo " vulnerabilities."
|
|---|
| 264 | fi
|
|---|
| 265 | else
|
|---|
| 266 | CFLAGS="$CFLAGS -DNO_vsnprintf"
|
|---|
| 267 | echo "Checking for vsnprintf() in stdio.h... No."
|
|---|
| 268 | echo " WARNING: vsnprintf() not found, falling back to vsprintf(). zlib"
|
|---|
| 269 | echo " can build but will be open to possible buffer-overflow security"
|
|---|
| 270 | echo " vulnerabilities."
|
|---|
| 271 |
|
|---|
| 272 | cat >$test.c <<EOF
|
|---|
| 273 | #include <stdio.h>
|
|---|
| 274 | #include <stdarg.h>
|
|---|
| 275 |
|
|---|
| 276 | int mytest(char *fmt, ...)
|
|---|
| 277 | {
|
|---|
| 278 | int n;
|
|---|
| 279 | char buf[20];
|
|---|
| 280 | va_list ap;
|
|---|
| 281 |
|
|---|
| 282 | va_start(ap, fmt);
|
|---|
| 283 | n = vsprintf(buf, fmt, ap);
|
|---|
| 284 | va_end(ap);
|
|---|
| 285 | return n;
|
|---|
| 286 | }
|
|---|
| 287 |
|
|---|
| 288 | int main()
|
|---|
| 289 | {
|
|---|
| 290 | return (mytest("Hello%d\n", 1));
|
|---|
| 291 | }
|
|---|
| 292 | EOF
|
|---|
| 293 |
|
|---|
| 294 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 295 | echo "Checking for return value of vsprintf()... Yes."
|
|---|
| 296 | else
|
|---|
| 297 | CFLAGS="$CFLAGS -DHAS_vsprintf_void"
|
|---|
| 298 | echo "Checking for return value of vsprintf()... No."
|
|---|
| 299 | echo " WARNING: apparently vsprintf() does not return a value. zlib"
|
|---|
| 300 | echo " can build but will be open to possible string-format security"
|
|---|
| 301 | echo " vulnerabilities."
|
|---|
| 302 | fi
|
|---|
| 303 | fi
|
|---|
| 304 | else
|
|---|
| 305 | echo "Checking whether to use vs[n]printf() or s[n]printf()... using s[n]printf()"
|
|---|
| 306 |
|
|---|
| 307 | cat >$test.c <<EOF
|
|---|
| 308 | #include <stdio.h>
|
|---|
| 309 |
|
|---|
| 310 | int mytest()
|
|---|
| 311 | {
|
|---|
| 312 | char buf[20];
|
|---|
| 313 |
|
|---|
| 314 | snprintf(buf, sizeof(buf), "%s", "foo");
|
|---|
| 315 | return 0;
|
|---|
| 316 | }
|
|---|
| 317 |
|
|---|
| 318 | int main()
|
|---|
| 319 | {
|
|---|
| 320 | return (mytest());
|
|---|
| 321 | }
|
|---|
| 322 | EOF
|
|---|
| 323 |
|
|---|
| 324 | if test "`($CC $CFLAGS -o $test $test.c) 2>&1`" = ""; then
|
|---|
| 325 | echo "Checking for snprintf() in stdio.h... Yes."
|
|---|
| 326 |
|
|---|
| 327 | cat >$test.c <<EOF
|
|---|
| 328 | #include <stdio.h>
|
|---|
| 329 |
|
|---|
| 330 | int mytest()
|
|---|
| 331 | {
|
|---|
| 332 | char buf[20];
|
|---|
| 333 |
|
|---|
| 334 | return snprintf(buf, sizeof(buf), "%s", "foo");
|
|---|
| 335 | }
|
|---|
| 336 |
|
|---|
| 337 | int main()
|
|---|
| 338 | {
|
|---|
| 339 | return (mytest());
|
|---|
| 340 | }
|
|---|
| 341 | EOF
|
|---|
| 342 |
|
|---|
| 343 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 344 | echo "Checking for return value of snprintf()... Yes."
|
|---|
| 345 | else
|
|---|
| 346 | CFLAGS="$CFLAGS -DHAS_snprintf_void"
|
|---|
| 347 | echo "Checking for return value of snprintf()... No."
|
|---|
| 348 | echo " WARNING: apparently snprintf() does not return a value. zlib"
|
|---|
| 349 | echo " can build but will be open to possible string-format security"
|
|---|
| 350 | echo " vulnerabilities."
|
|---|
| 351 | fi
|
|---|
| 352 | else
|
|---|
| 353 | CFLAGS="$CFLAGS -DNO_snprintf"
|
|---|
| 354 | echo "Checking for snprintf() in stdio.h... No."
|
|---|
| 355 | echo " WARNING: snprintf() not found, falling back to sprintf(). zlib"
|
|---|
| 356 | echo " can build but will be open to possible buffer-overflow security"
|
|---|
| 357 | echo " vulnerabilities."
|
|---|
| 358 |
|
|---|
| 359 | cat >$test.c <<EOF
|
|---|
| 360 | #include <stdio.h>
|
|---|
| 361 |
|
|---|
| 362 | int mytest()
|
|---|
| 363 | {
|
|---|
| 364 | char buf[20];
|
|---|
| 365 |
|
|---|
| 366 | return sprintf(buf, "%s", "foo");
|
|---|
| 367 | }
|
|---|
| 368 |
|
|---|
| 369 | int main()
|
|---|
| 370 | {
|
|---|
| 371 | return (mytest());
|
|---|
| 372 | }
|
|---|
| 373 | EOF
|
|---|
| 374 |
|
|---|
| 375 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 376 | echo "Checking for return value of sprintf()... Yes."
|
|---|
| 377 | else
|
|---|
| 378 | CFLAGS="$CFLAGS -DHAS_sprintf_void"
|
|---|
| 379 | echo "Checking for return value of sprintf()... No."
|
|---|
| 380 | echo " WARNING: apparently sprintf() does not return a value. zlib"
|
|---|
| 381 | echo " can build but will be open to possible string-format security"
|
|---|
| 382 | echo " vulnerabilities."
|
|---|
| 383 | fi
|
|---|
| 384 | fi
|
|---|
| 385 | fi
|
|---|
| 386 |
|
|---|
| 387 | cat >$test.c <<EOF
|
|---|
| 388 | #include <errno.h>
|
|---|
| 389 | int main() { return 0; }
|
|---|
| 390 | EOF
|
|---|
| 391 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 392 | echo "Checking for errno.h... Yes."
|
|---|
| 393 | else
|
|---|
| 394 | echo "Checking for errno.h... No."
|
|---|
| 395 | CFLAGS="$CFLAGS -DNO_ERRNO_H"
|
|---|
| 396 | fi
|
|---|
| 397 |
|
|---|
| 398 | cat > $test.c <<EOF
|
|---|
| 399 | #include <sys/types.h>
|
|---|
| 400 | #include <sys/mman.h>
|
|---|
| 401 | #include <sys/stat.h>
|
|---|
| 402 | caddr_t hello() {
|
|---|
| 403 | return mmap((caddr_t)0, (off_t)0, PROT_READ, MAP_SHARED, 0, (off_t)0);
|
|---|
| 404 | }
|
|---|
| 405 | EOF
|
|---|
| 406 | if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
|
|---|
| 407 | CFLAGS="$CFLAGS -DUSE_MMAP"
|
|---|
| 408 | echo Checking for mmap support... Yes.
|
|---|
| 409 | else
|
|---|
| 410 | echo Checking for mmap support... No.
|
|---|
| 411 | fi
|
|---|
| 412 |
|
|---|
| 413 | CPP=${CPP-"$CC -E"}
|
|---|
| 414 | case $CFLAGS in
|
|---|
| 415 | *ASMV*)
|
|---|
| 416 | if test "`nm $test.o | grep _hello`" = ""; then
|
|---|
| 417 | CPP="$CPP -DNO_UNDERLINE"
|
|---|
| 418 | echo Checking for underline in external names... No.
|
|---|
| 419 | else
|
|---|
| 420 | echo Checking for underline in external names... Yes.
|
|---|
| 421 | fi;;
|
|---|
| 422 | esac
|
|---|
| 423 |
|
|---|
| 424 | rm -f $test.[co] $test $test$shared_ext
|
|---|
| 425 |
|
|---|
| 426 | # udpate Makefile
|
|---|
| 427 | sed < Makefile.in "
|
|---|
| 428 | /^CC *=/s#=.*#=$CC#
|
|---|
| 429 | /^CFLAGS *=/s#=.*#=$CFLAGS#
|
|---|
| 430 | /^CPP *=/s#=.*#=$CPP#
|
|---|
| 431 | /^LDSHARED *=/s#=.*#=$LDSHARED#
|
|---|
| 432 | /^LIBS *=/s#=.*#=$LIBS#
|
|---|
| 433 | /^SHAREDLIB *=/s#=.*#=$SHAREDLIB#
|
|---|
| 434 | /^SHAREDLIBV *=/s#=.*#=$SHAREDLIBV#
|
|---|
| 435 | /^SHAREDLIBM *=/s#=.*#=$SHAREDLIBM#
|
|---|
| 436 | /^AR *=/s#=.*#=$AR#
|
|---|
| 437 | /^RANLIB *=/s#=.*#=$RANLIB#
|
|---|
| 438 | /^EXE *=/s#=.*#=$EXE#
|
|---|
| 439 | /^prefix *=/s#=.*#=$prefix#
|
|---|
| 440 | /^exec_prefix *=/s#=.*#=$exec_prefix#
|
|---|
| 441 | /^libdir *=/s#=.*#=$libdir#
|
|---|
| 442 | /^includedir *=/s#=.*#=$includedir#
|
|---|
| 443 | /^mandir *=/s#=.*#=$mandir#
|
|---|
| 444 | /^LDFLAGS *=/s#=.*#=$LDFLAGS#
|
|---|
| 445 | " > Makefile
|
|---|
