3 # tcc configure script (c) 2003 Fabrice Bellard
5 # set temporary file name
6 # if test ! -z "$TMPDIR" ; then
8 # elif test ! -z "$TEMPDIR" ; then
14 # bashism: TMPN="${TMPDIR1}/tcc-conf-${RANDOM}-$$-${RANDOM}.c"
41 tcc_sysincludepaths
=""
52 MINGW32
*) mingw32
=yes;;
53 DragonFly
) noldl
=yes;;
61 # XXX: we assume an absolute path is given when launching configure,
62 # except in './configure' case.
63 source_path
=${0%configure}
64 source_path
=${source_path%/}
65 source_path_used
="yes"
66 if test -z "$source_path" -o "$source_path" = "." ; then
72 if test $mingw32=yes; then
73 if test "$PROCESSOR_ARCHITEW6432" = "AMD64" \
74 -o "$PROCESSOR_ARCHITECTURE" = "AMD64"; then
80 x86|i386|i486|i586|i686|i86pc|BePC|i686-AT386
)
109 "Power Macintosh"|ppc|ppc64
)
126 --prefix=*) prefix
=`echo $opt | cut -d '=' -f 2`
128 --exec-prefix=*) execprefix
=`echo $opt | cut -d '=' -f 2`
130 --tccdir=*) tccdir
=`echo $opt | cut -d '=' -f 2`
132 --bindir=*) bindir
=`echo $opt | cut -d '=' -f 2`
134 --libdir=*) libdir
=`echo $opt | cut -d '=' -f 2`
136 --includedir=*) includedir
=`echo $opt | cut -d '=' -f 2`
138 --sharedir=*) sharedir
=`echo $opt | cut -d '=' -f 2`
140 --mandir=*) mandir
=`echo $opt | cut -d '=' -f 2`
142 --infodir=*) infodir
=`echo $opt | cut -d '=' -f 2`
144 --docdir=*) docdir
=`echo $opt | cut -d '=' -f 2`
146 --sysroot=*) sysroot
=`echo $opt | cut -d '=' -f 2`
148 --source-path=*) source_path
=`echo $opt | cut -d '=' -f 2`
150 --cross-prefix=*) cross_prefix
=`echo $opt | cut -d '=' -f 2`
152 --cc=*) cc
=`echo $opt | cut -d '=' -f 2`
154 --ar=*) ar=`echo $opt | cut -d '=' -f 2`
156 --extra-cflags=*) CFLAGS
="${opt#--extra-cflags=}"
158 --extra-ldflags=*) LDFLAGS
="${opt#--extra-ldflags=}"
160 --extra-libs=*) extralibs
="${opt#--extra-libs=}"
162 --sysincludepaths=*) tcc_sysincludepaths
=`echo $opt | cut -d '=' -f 2`
164 --libpaths=*) tcc_libpaths
=`echo $opt | cut -d '=' -f 2`
166 --crtprefix=*) tcc_crtprefix
=`echo $opt | cut -d '=' -f 2`
168 --elfinterp=*) tcc_elfinterp
=`echo $opt | cut -d '=' -f 2`
170 --cpu=*) cpu
=`echo $opt | cut -d '=' -f 2`
172 --enable-gprof) gprof
="yes"
174 --enable-mingw32) mingw32
="yes" ; cross_prefix
="i686-pc-mingw32-" ; cpu
=x86
176 --enable-cygwin) mingw32
="yes" ; cygwin
="yes" ; cross_prefix
="mingw32-" ; cpu
=x86
178 --enable-cross) build_cross
="yes"
180 --disable-static) disable_static
="yes"
182 --disable-rpath) disable_rpath
="yes"
184 --strip-binaries) strip_binaries
="yes"
186 --with-libgcc) use_libgcc
="yes"
188 --with-selinux) have_selinux
="yes"
190 --help|
-h) show_help
="yes"
192 *) echo "configure: WARNING: unrecognized option $opt"
197 # Checking for CFLAGS
198 if test -z "$CFLAGS"; then
199 CFLAGS
="-Wall -g -O2"
200 if test "$mingw32" = "yes" -a "$cpu" = "x86-64"; then
201 CFLAGS
="-m64 $CFLAGS"
205 if test "$mingw32" = "yes" ; then
206 if test x
"$tccdir" = x
""; then
209 if test -z "$prefix" ; then
210 prefix
="C:/Program Files/${tccdir}"
212 if test -z "$sharedir" ; then
218 libdir
="${prefix}/lib"
219 docdir
="${sharedir}/doc"
220 mandir
="${sharedir}/man"
221 infodir
="${sharedir}/info"
225 if test -z "$prefix" ; then
228 if test -z "$sharedir" ; then
229 sharedir
="${prefix}/share"
231 if test x
"$execprefix" = x
""; then
232 execprefix
="${prefix}"
234 if test x
"$libdir" = x
""; then
235 libdir
="${execprefix}/lib"
237 if test x
"$bindir" = x
""; then
238 bindir
="${execprefix}/bin"
240 if test x
"$tccdir" = x
""; then
243 if test x
"$docdir" = x
""; then
244 docdir
="${sharedir}/doc/${tccdir}"
246 if test x
"$mandir" = x
""; then
247 mandir
="${sharedir}/man"
249 if test x
"$infodir" = x
""; then
250 infodir
="${sharedir}/info"
252 tccdir
="${libdir}/${tccdir}"
255 if test x
"$includedir" = x
""; then
256 includedir
="${prefix}/include"
259 if test x
"$show_help" = "xyes" ; then
261 Usage: configure [options]
262 Options: [defaults in brackets after descriptions]
265 --help print this message
266 --prefix=PREFIX install in PREFIX [$prefix]
267 --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
269 --bindir=DIR user executables in DIR [EPREFIX/bin]
270 --libdir=DIR object code libraries in DIR [EPREFIX/lib]
271 --tccdir=DIR installation directory [EPREFIX/lib/tcc]
272 --includedir=DIR C header files in DIR [PREFIX/include]
273 --sharedir=DIR documentation root DIR [PREFIX/share]
274 --docdir=DIR documentation in DIR [SHAREDIR/doc/tcc]
275 --mandir=DIR man documentation in DIR [SHAREDIR/man]
276 --infodir=DIR info documentation in DIR [SHAREDIR/info]
278 Advanced options (experts only):
279 --source-path=PATH path of source code [$source_path]
280 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
281 --sysroot=PREFIX prepend PREFIX to library/include paths []
282 --cc=CC use C compiler CC [$cc]
283 --ar=AR create archives using AR [$ar]
284 --extra-cflags= specify compiler flags [$CFLAGS]
285 --extra-ldflags= specify linker options []
286 --strip-binaries strip symbol tables from resulting binaries
287 --disable-static make libtcc.so instead of libtcc.a
288 --disable-rpath disable use of -rpath with the above
289 --with-libgcc use libgcc_s.so.1 instead of libtcc1.a in dynamic link
290 --enable-mingw32 build windows version on linux with mingw32
291 --enable-cygwin build windows version on windows with cygwin
292 --enable-cross build cross compilers
293 --with-selinux use mmap for exec mem [needs writable /tmp]
294 --sysincludepaths=... specify system include paths, colon separated
295 --libpaths=... specify system library paths, colon separated
296 --crtprefix=... specify locations of crt?.o, colon separated
297 --elfinterp=... specify elf interpreter
299 #echo "NOTE: The object files are build at the place where configure is launched"
303 cc
="${cross_prefix}${cc}"
304 ar="${cross_prefix}${ar}"
305 strip
="${cross_prefix}${strip}"
307 CONFTEST
=.
/conftest
$EXESUF
309 if test -z "$cross_prefix" ; then
310 if ! $cc -o $CONFTEST $source_path/conftest.c
2>/dev
/null
; then
311 echo "configure: error: '$cc' failed to compile conftest.c."
313 bigendian
="$($CONFTEST bigendian)"
314 gcc_major
="$($CONFTEST version)"
315 gcc_minor
="$($CONFTEST minor)"
316 if test "$mingw32" = "no" ; then
317 triplet
="$($CONFTEST triplet)"
318 if test -f "/usr/lib/$triplet/crti.o" ; then
319 tcc_lddir
="lib/$triplet"
320 multiarch_triplet
="$triplet"
321 elif test -f "/usr/lib64/crti.o" ; then
325 if test "$cpu" = "armv4l" ; then
326 if test "${triplet%eabihf}" != "$triplet" ; then
327 confvars
="$confvars arm_eabihf"
328 elif test "${triplet%eabi}" != "$triplet" ; then
329 confvars
="$confvars arm_eabi"
331 if grep -s -q "^Features.* \(vfp\|iwmmxt\) " /proc
/cpuinfo
; then
332 confvars
="$confvars arm_vfp"
336 # multiarch_triplet=${libc_dir#*/}
337 # multiarch_triplet=${multiarch_triplet%/}
338 # tcc_lddir="${libc_dir%%/*}"
339 # if test -n "$multiarch_triplet" ; then
340 # tcc_lddir="$tcc_lddir/$multiarch_triplet"
343 if test -f "/lib/ld-uClibc.so.0" ; then
344 confvars
="$confvars uClibc"
347 # if test -z "$tcc_elfinterp" ; then
348 # tcc_elfinterp="$(ldd $CONFTEST | grep '/ld-.*.so' | sed 's,\s*\(\S\+\).*,\1,')"
354 # if cross compiling, cannot launch a program, so make a static guess
356 powerpc|mips|s390
) bigendian
=yes;;
360 # a final configuration tuning
361 $cc -v --help > cc_help.txt
2>&1
362 W_OPTIONS
="declaration-after-statement"
363 for i
in $W_OPTIONS; do
364 O_PRESENT
="$(grep -- -W$i cc_help.txt)"
365 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -W$i"; fi
367 W_OPTIONS
="deprecated-declarations strict-aliasing pointer-sign sign-compare unused-result uninitialized"
368 for i
in $W_OPTIONS; do
369 O_PRESENT
="$(grep -- -W$i cc_help.txt)"
370 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -Wno-$i"; fi
372 F_OPTIONS
="strict-aliasing"
373 for i
in $F_OPTIONS; do
374 O_PRESENT
="$(grep -- -f$i cc_help.txt)"
375 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -fno-$i"; fi
379 echo "Binary directory $bindir"
380 echo "TinyCC directory $tccdir"
381 echo "Library directory $libdir"
382 echo "Include directory $includedir"
383 echo "Manual directory $mandir"
384 echo "Info directory $infodir"
385 echo "Doc directory $docdir"
386 echo "Target root prefix $sysroot"
387 echo "Source path $source_path"
388 echo "C compiler $cc"
389 echo "Target OS $targetos"
391 echo "Big Endian $bigendian"
392 echo "gprof enabled $gprof"
393 echo "cross compilers $build_cross"
394 echo "use libgcc $use_libgcc"
396 echo "Creating config.mak and config.h"
398 cat >config.mak
<<EOF
399 # Automatically generated by configure - do not modify
401 bindir=\$(DESTDIR)$bindir
402 tccdir=\$(DESTDIR)$tccdir
403 libdir=\$(DESTDIR)$libdir
405 includedir=\$(DESTDIR)$includedir
406 mandir=\$(DESTDIR)$mandir
407 infodir=\$(DESTDIR)$infodir
408 docdir=\$(DESTDIR)$docdir
413 STRIP=$strip -s -R .comment -R .note
421 if test -n "$2"; then
422 echo "#ifndef $1" >> $TMPH
423 echo "# define $1 \"$2\"" >> $TMPH
424 echo "#endif" >> $TMPH
428 if test -n "$2"; then
429 echo "NATIVE_DEFINES+=-D$1=\"\\\"$2\\\"\"" >> config.mak
433 echo "/* Automatically generated by configure - do not modify */" > $TMPH
435 print_inc CONFIG_SYSROOT
"$sysroot"
436 print_inc CONFIG_TCCDIR
"$tccdir"
437 print_mak CONFIG_TCC_SYSINCLUDEPATHS
"$tcc_sysincludepaths"
438 print_mak CONFIG_TCC_LIBPATHS
"$tcc_libpaths"
439 print_mak CONFIG_TCC_CRTPREFIX
"$tcc_crtprefix"
440 print_mak CONFIG_TCC_ELFINTERP
"$tcc_elfinterp"
441 print_mak CONFIG_LDDIR
"$tcc_lddir"
442 print_mak CONFIG_MULTIARCHDIR
"$multiarch_triplet"
444 echo "#define GCC_MAJOR $gcc_major" >> $TMPH
445 echo "#define GCC_MINOR $gcc_minor" >> $TMPH
447 if test "$cpu" = "x86" ; then
448 echo "ARCH=i386" >> config.mak
449 elif test "$cpu" = "x86-64" ; then
450 echo "ARCH=x86-64" >> config.mak
451 elif test "$cpu" = "armv4l" ; then
452 echo "ARCH=arm" >> config.mak
453 echo "#define TCC_ARM_VERSION $cpuver" >> $TMPH
454 elif test "$cpu" = "aarch64" ; then
455 echo "ARCH=arm64" >> config.mak
456 elif test "$cpu" = "powerpc" ; then
457 echo "ARCH=ppc" >> config.mak
458 elif test "$cpu" = "mips" ; then
459 echo "ARCH=mips" >> config.mak
460 elif test "$cpu" = "s390" ; then
461 echo "ARCH=s390" >> config.mak
462 elif test "$cpu" = "alpha" ; then
463 echo "ARCH=alpha" >> config.mak
465 echo "Unsupported CPU"
469 echo "TARGETOS=$targetos" >> config.mak
471 for v
in $confvars ; do
472 echo "CONFIG_$v=yes" >> config.mak
474 if test "$noldl" = "yes" ; then
475 echo "CONFIG_NOLDL=yes" >> config.mak
477 if test "$mingw32" = "yes" ; then
478 echo "CONFIG_WIN32=yes" >> config.mak
480 if test "$cygwin" = "yes" ; then
481 echo "#ifndef _WIN32" >> $TMPH
482 echo "# define _WIN32" >> $TMPH
483 echo "#endif" >> $TMPH
484 echo "AR=ar" >> config.mak
486 if test "$bigendian" = "yes" ; then
487 echo "WORDS_BIGENDIAN=yes" >> config.mak
488 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
490 if test "$gprof" = "yes" ; then
491 echo "TARGET_GPROF=yes" >> config.mak
492 echo "#define HAVE_GPROF 1" >> $TMPH
494 if test "$build_cross" = "yes" ; then
495 echo "CONFIG_CROSS=yes" >> config.mak
497 if test "$disable_static" = "yes" ; then
498 echo "DISABLE_STATIC=yes" >> config.mak
500 if test "$disable_rpath" = "yes" ; then
501 echo "DISABLE_RPATH=yes" >> config.mak
503 if test "$strip_binaries" = "yes" ; then
504 echo "STRIP_BINARIES=yes" >> config.mak
506 if test "$use_libgcc" = "yes" ; then
507 echo "#define CONFIG_USE_LIBGCC" >> $TMPH
508 echo "CONFIG_USE_LIBGCC=yes" >> config.mak
510 if test "$have_selinux" = "yes" ; then
511 echo "#define HAVE_SELINUX" >> $TMPH
512 echo "HAVE_SELINUX=yes" >> config.mak
515 version
=`head $source_path/VERSION`
516 echo "VERSION = $version" >> config.mak
517 echo "#define TCC_VERSION \"$version\"" >> $TMPH
518 echo "@set VERSION $version" > config.texi
520 if test "$source_path_used" = "yes" ; then
522 /*) echo "TOPSRC=$source_path";;
523 *) echo "TOPSRC=\$(TOP)/$source_path";;
526 echo 'TOPSRC=$(TOP)' >>config.mak
529 diff $TMPH config.h
>/dev
/null
2>&1
530 if test $?
-ne 0 ; then
533 echo "config.h is unchanged"
536 rm -f $TMPN* $CONFTEST
538 # ---------------------------------------------------------------------------
539 # build tree in object directory if source path is different from current one
546 test -d $dn || mkdir
-p $dn
549 *) while test $dn ; do
550 tgt
=..
/$tgt; dn
=${dn#${dn%%/*}}; dn=${dn#/}
556 if test "$mingw32" = "yes" ; then
557 cmd
//c mklink
`echo "$2 $tgt" | sed 's,/,\\\\,g'`
563 if test "$source_path_used" = "yes" ; then
564 FILES
="Makefile lib/Makefile tests/Makefile tests/tests2/Makefile tests/pp/Makefile"
566 fn_makelink
$source_path $f
570 # ---------------------------------------------------------------------------