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}-$$-${RANDOM}.c"
43 tcc_sysincludepaths
=""
57 CYGWIN
*) mingw32
=yes; cygwin
=yes; cross_prefix
="mingw32-";;
58 DragonFly
) noldl
=yes;;
66 # XXX: we assume an absolute path is given when launching configure,
67 # except in './configure' case.
68 source_path
=${0%configure}
69 source_path
=${source_path%/}
70 source_path_used
="yes"
71 if test -z "$source_path" -o "$source_path" = "." ; then
74 # mingw compilers might not understand cygwin paths
75 if test $cygwin = "yes"; then source_path
="."; fi
81 --prefix=*) prefix
=`echo $opt | cut -d '=' -f 2`
83 --exec-prefix=*) execprefix
=`echo $opt | cut -d '=' -f 2`
85 --tccdir=*) tccdir
=`echo $opt | cut -d '=' -f 2`
87 --bindir=*) bindir
=`echo $opt | cut -d '=' -f 2`
89 --libdir=*) libdir
=`echo $opt | cut -d '=' -f 2`
91 --includedir=*) includedir
=`echo $opt | cut -d '=' -f 2`
93 --sharedir=*) sharedir
=`echo $opt | cut -d '=' -f 2`
95 --mandir=*) mandir
=`echo $opt | cut -d '=' -f 2`
97 --infodir=*) infodir
=`echo $opt | cut -d '=' -f 2`
99 --docdir=*) docdir
=`echo $opt | cut -d '=' -f 2`
101 --sysroot=*) sysroot
=`echo $opt | cut -d '=' -f 2`
103 --source-path=*) source_path
=`echo $opt | cut -d '=' -f 2`
105 --cross-prefix=*) cross_prefix
=`echo $opt | cut -d '=' -f 2`
107 --cc=*) cc
=`echo $opt | cut -d '=' -f 2`
109 --ar=*) ar=`echo $opt | cut -d '=' -f 2`
111 --extra-cflags=*) CFLAGS
="${opt#--extra-cflags=}"
113 --extra-ldflags=*) LDFLAGS
="${opt#--extra-ldflags=}"
115 --extra-libs=*) extralibs
="${opt#--extra-libs=}"
117 --sysincludepaths=*) tcc_sysincludepaths
=`echo $opt | cut -d '=' -f 2`
119 --libpaths=*) tcc_libpaths
=`echo $opt | cut -d '=' -f 2`
121 --crtprefix=*) tcc_crtprefix
=`echo $opt | cut -d '=' -f 2`
123 --elfinterp=*) tcc_elfinterp
=`echo $opt | cut -d '=' -f 2`
125 --triplet=*) triplet
=`echo $opt | cut -d '=' -f 2`
127 --cpu=*) cpu
=`echo $opt | cut -d '=' -f 2`
129 --enable-gprof) gprof
="yes"
131 --enable-mingw32) mingw32
="yes" ; cross_prefix
="i686-pc-mingw32-" ; cpu
=x86
133 --enable-cross) build_cross
="yes"
135 --disable-static) disable_static
="yes"
137 --enable-static) disable_static
="no"
139 --disable-rpath) disable_rpath
="yes"
141 --strip-binaries) strip_binaries
="yes"
143 --with-libgcc) use_libgcc
="yes"
145 --with-selinux) have_selinux
="yes"
147 --help|
-h) show_help
="yes"
149 *) echo "configure: WARNING: unrecognized option $opt"
154 if test -z "$cpu" ; then
155 if test -n "$ARCH" ; then
163 x86|i386|i486|i586|i686|i86pc|BePC|i686-AT386
)
192 "Power Macintosh"|ppc|ppc64
)
206 # Checking for CFLAGS
207 if test -z "$CFLAGS"; then
208 CFLAGS
="-Wall -g -O2"
211 if test "$mingw32" = "yes" ; then
212 if test x
"$tccdir" = x
""; then
215 if test -z "$prefix" ; then
216 prefix
="C:/Program Files/${tccdir}"
218 if test -z "$sharedir" ; then
224 libdir
="${prefix}/lib"
225 docdir
="${sharedir}/doc"
226 mandir
="${sharedir}/man"
227 infodir
="${sharedir}/info"
232 if test -z "$prefix" ; then
235 if test -z "$sharedir" ; then
236 sharedir
="${prefix}/share"
238 if test x
"$execprefix" = x
""; then
239 execprefix
="${prefix}"
241 if test x
"$libdir" = x
""; then
242 libdir
="${execprefix}/lib"
244 if test x
"$bindir" = x
""; then
245 bindir
="${execprefix}/bin"
247 if test x
"$docdir" = x
""; then
248 docdir
="${sharedir}/doc"
250 if test x
"$mandir" = x
""; then
251 mandir
="${sharedir}/man"
253 if test x
"$infodir" = x
""; then
254 infodir
="${sharedir}/info"
256 if test x
"$tccdir" = x
""; then
257 tccdir
="${libdir}/tcc"
261 if test x
"$includedir" = x
""; then
262 includedir
="${prefix}/include"
265 if test x
"$show_help" = "xyes" ; then
267 Usage: configure [options]
268 Options: [defaults in brackets after descriptions]
271 --help print this message
272 --prefix=PREFIX install in PREFIX [$prefix]
273 --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
275 --bindir=DIR user executables in DIR [EPREFIX/bin]
276 --libdir=DIR object code libraries in DIR [EPREFIX/lib]
277 --tccdir=DIR installation directory [EPREFIX/lib/tcc]
278 --includedir=DIR C header files in DIR [PREFIX/include]
279 --sharedir=DIR documentation root DIR [PREFIX/share]
280 --docdir=DIR documentation in DIR [SHAREDIR/doc/tcc]
281 --mandir=DIR man documentation in DIR [SHAREDIR/man]
282 --infodir=DIR info documentation in DIR [SHAREDIR/info]
284 Advanced options (experts only):
285 --source-path=PATH path of source code [$source_path]
286 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
287 --sysroot=PREFIX prepend PREFIX to library/include paths []
288 --cc=CC use C compiler CC [$cc]
289 --ar=AR create archives using AR [$ar]
290 --extra-cflags= specify compiler flags [$CFLAGS]
291 --extra-ldflags= specify linker options []
293 --strip-binaries strip symbol tables from resulting binaries
294 --disable-static make libtcc.so instead of libtcc.a
295 --enable-static make libtcc.a instead of libtcc.dll (win32)
296 --disable-rpath disable use of -rpath with the above
297 --with-libgcc use libgcc_s.so.1 instead of libtcc1.a in dynamic link
298 --enable-mingw32 build windows version on linux with mingw32
299 --enable-cross build cross compilers
300 --with-selinux use mmap for executable memory (with tcc -run)
301 --sysincludepaths=... specify system include paths, colon separated
302 --libpaths=... specify system library paths, colon separated
303 --crtprefix=... specify locations of crt?.o, colon separated
304 --elfinterp=... specify elf interpreter
305 --triplet=... specify system library/include directory triplet
307 #echo "NOTE: The object files are build at the place where configure is launched"
311 cc
="${cross_prefix}${cc}"
312 ar="${cross_prefix}${ar}"
313 strip
="${cross_prefix}${strip}"
315 CONFTEST
=.
/conftest
$EXESUF
316 if ! $cc -o $CONFTEST $source_path/conftest.c
2>/dev
/null
; then
317 echo "configure: error: '$cc' failed to compile conftest.c."
319 gcc_major
="$($CONFTEST version)"
320 gcc_minor
="$($CONFTEST minor)"
323 if test -z "$cross_prefix" ; then
324 bigendian
="$($CONFTEST bigendian)"
325 if test "$mingw32" = "no" ; then
327 if test -z "$triplet"; then
328 tt
="$($CONFTEST triplet)"
329 if test -n "$tt" -a -f "/usr/lib/$tt/crti.o" ; then
334 if test -z "$triplet"; then
335 if test $cpu = "x86-64" -o $cpu = "aarch64" ; then
336 if test -f "/usr/lib64/crti.o" ; then
342 if test "$cpu" = "armv4l" ; then
343 if test "${triplet%eabihf}" != "$triplet" ; then
344 confvars
="$confvars arm_eabihf"
345 elif test "${triplet%eabi}" != "$triplet" ; then
346 confvars
="$confvars arm_eabi"
348 if grep -s -q "^Features.* \(vfp\|iwmmxt\) " /proc
/cpuinfo
; then
349 confvars
="$confvars arm_vfp"
353 if test -f "/lib/ld-uClibc.so.0" ; then
354 confvars
="$confvars uClibc"
358 # if cross compiling, cannot launch a program, so make a static guess
360 powerpc|mips|s390
) bigendian
=yes;;
364 # a final configuration tuning
365 $cc -v --help > cc_help.txt
2>&1
366 W_OPTIONS
="declaration-after-statement"
367 for i
in $W_OPTIONS; do
368 O_PRESENT
="$(grep -- -W$i cc_help.txt)"
369 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -W$i"; fi
371 W_OPTIONS
="pointer-sign sign-compare unused-result"
372 for i
in $W_OPTIONS; do
373 O_PRESENT
="$(grep -- -W$i cc_help.txt)"
374 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -Wno-$i"; fi
376 F_OPTIONS
="strict-aliasing"
377 for i
in $F_OPTIONS; do
378 O_PRESENT
="$(grep -- -f$i cc_help.txt)"
379 if test -n "$O_PRESENT"; then CFLAGS
="$CFLAGS -fno-$i"; fi
383 fcho
() { if test -n "$2"; then echo "$1$2"; else echo "$1-"; fi }
385 echo "Binary directory $bindir"
386 echo "TinyCC directory $tccdir"
387 echo "Library directory $libdir"
388 echo "Include directory $includedir"
389 echo "Manual directory $mandir"
390 echo "Info directory $infodir"
391 echo "Doc directory $docdir"
392 fcho
"Target root prefix " "$sysroot"
393 echo "Source path $source_path"
394 echo "C compiler $cc"
395 echo "Target OS $targetos"
397 echo "Big Endian $bigendian"
398 echo "Profiling $gprof"
399 echo "Cross compilers $build_cross"
400 echo "Use libgcc $use_libgcc"
401 fcho
"Triplet " "$triplet"
403 echo "Creating config.mak and config.h"
405 cat >config.mak
<<EOF
406 # Automatically generated by configure - do not modify
408 bindir=\$(DESTDIR)$bindir
409 tccdir=\$(DESTDIR)$tccdir
410 libdir=\$(DESTDIR)$libdir
411 includedir=\$(DESTDIR)$includedir
412 mandir=\$(DESTDIR)$mandir
413 infodir=\$(DESTDIR)$infodir
414 docdir=\$(DESTDIR)$docdir
419 STRIP=$strip -s -R .comment -R .note
428 if test -n "$2"; then
429 echo "#ifndef $1" >> $TMPH
430 echo "# define $1 \"$2\"" >> $TMPH
431 echo "#endif" >> $TMPH
435 if test -n "$2"; then
436 echo "NATIVE_DEFINES+=-D$1=\"\\\"$2\\\"\"" >> config.mak
440 echo "/* Automatically generated by configure - do not modify */" > $TMPH
442 print_inc CONFIG_SYSROOT
"$sysroot"
443 print_inc CONFIG_TCCDIR
"$tccdir"
444 print_mak CONFIG_TCC_SYSINCLUDEPATHS
"$tcc_sysincludepaths"
445 print_mak CONFIG_TCC_LIBPATHS
"$tcc_libpaths"
446 print_mak CONFIG_TCC_CRTPREFIX
"$tcc_crtprefix"
447 print_mak CONFIG_TCC_ELFINTERP
"$tcc_elfinterp"
448 print_mak CONFIG_LDDIR
"$tcc_lddir"
449 print_mak CONFIG_TRIPLET
"$triplet"
451 echo "#define GCC_MAJOR $gcc_major" >> $TMPH
452 echo "#define GCC_MINOR $gcc_minor" >> $TMPH
454 if test "$cpu" = "x86" ; then
455 echo "ARCH=i386" >> config.mak
456 elif test "$cpu" = "x86-64" ; then
457 echo "ARCH=x86-64" >> config.mak
458 elif test "$cpu" = "armv4l" ; then
459 echo "ARCH=arm" >> config.mak
460 echo "#define TCC_ARM_VERSION $cpuver" >> $TMPH
461 elif test "$cpu" = "aarch64" ; then
462 echo "ARCH=arm64" >> config.mak
463 elif test "$cpu" = "powerpc" ; then
464 echo "ARCH=ppc" >> config.mak
465 elif test "$cpu" = "mips" ; then
466 echo "ARCH=mips" >> config.mak
467 elif test "$cpu" = "s390" ; then
468 echo "ARCH=s390" >> config.mak
469 elif test "$cpu" = "alpha" ; then
470 echo "ARCH=alpha" >> config.mak
472 echo "Unsupported CPU"
476 echo "TARGETOS=$targetos" >> config.mak
478 for v
in $confvars ; do
479 echo "CONFIG_$v=yes" >> config.mak
481 if test "$noldl" = "yes" ; then
482 echo "CONFIG_NOLDL=yes" >> config.mak
484 if test "$mingw32" = "yes" ; then
485 echo "CONFIG_WIN32=yes" >> config.mak
487 if test "$bigendian" = "yes" ; then
488 echo "WORDS_BIGENDIAN=yes" >> config.mak
489 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
491 if test "$gprof" = "yes" ; then
492 echo "TARGET_GPROF=yes" >> config.mak
493 echo "#define HAVE_GPROF 1" >> $TMPH
495 if test "$build_cross" = "yes" ; then
496 echo "CONFIG_CROSS=yes" >> config.mak
498 if test -n "$disable_static" ; then
499 echo "DISABLE_STATIC=$disable_static" >> config.mak
501 if test "$disable_rpath" = "yes" ; then
502 echo "DISABLE_RPATH=yes" >> config.mak
504 if test "$strip_binaries" = "yes" ; then
505 echo "STRIP_BINARIES=yes" >> config.mak
507 if test "$use_libgcc" = "yes" ; then
508 echo "#define CONFIG_USE_LIBGCC" >> $TMPH
509 echo "CONFIG_USE_LIBGCC=yes" >> config.mak
511 if test "$have_selinux" = "yes" ; then
512 echo "#define HAVE_SELINUX" >> $TMPH
513 echo "HAVE_SELINUX=yes" >> config.mak
516 version
=`head $source_path/VERSION`
517 echo "VERSION = $version" >> config.mak
518 echo "#define TCC_VERSION \"$version\"" >> $TMPH
519 echo "@set VERSION $version" > config.texi
521 if test "$source_path_used" = "yes" ; then
523 /*) echo "TOPSRC=$source_path";;
524 *) echo "TOPSRC=\$(TOP)/$source_path";;
527 echo 'TOPSRC=$(TOP)' >>config.mak
530 diff $TMPH config.h
>/dev
/null
2>&1
531 if test $?
-ne 0 ; then
534 echo "config.h is unchanged"
537 rm -f $TMPN* $CONFTEST
539 # ---------------------------------------------------------------------------
540 # build tree in object directory if source path is different from current one
547 test -d $dn || mkdir
-p $dn
550 *) while test $dn ; do
551 tgt
=..
/$tgt; dn
=${dn#${dn%%/*}}; dn=${dn#/}
558 ln -sfn $tgt $2 ||
( echo "ln failed. Using cp instead."; cp -f $1/$2 $2 )
561 if test "$source_path_used" = "yes" ; then
562 FILES
="Makefile lib/Makefile tests/Makefile tests/tests2/Makefile tests/pp/Makefile"
564 fn_makelink
$source_path $f
568 # ---------------------------------------------------------------------------