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}-$$-${RANDOM}.c"
39 tcc_sysincludepaths
=""
58 confvars
="$confvars OSX dll=no"
61 tcc_usrinclude
="`xcrun --show-sdk-path`/usr/include"
64 Windows_NT|MINGW
*|MSYS
*|CYGWIN
*)
68 DragonFly|OpenBSD|FreeBSD|NetBSD
)
69 confvars
="$confvars BSD ldl=no"
76 source_path
=${0%configure}
77 source_path
=${source_path%/}
78 source_path_used
="yes"
79 if test -z "$source_path" -o "$source_path" = "." ; then
87 --prefix=*) prefix
=`echo $opt | cut -d '=' -f 2`
89 --exec-prefix=*) execprefix
=`echo $opt | cut -d '=' -f 2`
91 --tccdir=*) tccdir
=`echo $opt | cut -d '=' -f 2`
93 --bindir=*) bindir
=`echo $opt | cut -d '=' -f 2`
95 --libdir=*) libdir
=`echo $opt | cut -d '=' -f 2`
97 --includedir=*) includedir
=`echo $opt | cut -d '=' -f 2`
99 --sharedir=*) sharedir
=`echo $opt | cut -d '=' -f 2`
101 --mandir=*) mandir
=`echo $opt | cut -d '=' -f 2`
103 --infodir=*) infodir
=`echo $opt | cut -d '=' -f 2`
105 --docdir=*) docdir
=`echo $opt | cut -d '=' -f 2`
107 --sysroot=*) sysroot
=`echo $opt | cut -d '=' -f 2`
109 --source-path=*) source_path
=`echo $opt | cut -d '=' -f 2`
111 --cross-prefix=*) cross_prefix
=`echo $opt | cut -d '=' -f 2`
113 --cc=*) cc
=`echo $opt | cut -d '=' -f 2`
115 --ar=*) ar=`echo $opt | cut -d '=' -f 2` ; ar_set
="yes"
117 --extra-cflags=*) CFLAGS
="${opt#--extra-cflags=}"
119 --extra-ldflags=*) LDFLAGS
="${opt#--extra-ldflags=}"
121 --extra-libs=*) extralibs
="${opt#--extra-libs=}"
123 --sysincludepaths=*) tcc_sysincludepaths
=`echo $opt | cut -d '=' -f 2`
125 --libpaths=*) tcc_libpaths
=`echo $opt | cut -d '=' -f 2`
127 --crtprefix=*) tcc_crtprefix
=`echo $opt | cut -d '=' -f 2`
129 --elfinterp=*) tcc_elfinterp
=`echo $opt | cut -d '=' -f 2`
131 --triplet=*) triplet
=`echo $opt | cut -d '=' -f 2`
133 --cpu=*) cpu
=`echo $opt | cut -d '=' -f 2`
135 --enable-cross) confvars
="$confvars cross"
137 --disable-static) confvars
="$confvars static=no"
139 --enable-static) confvars
="$confvars static"
141 --disable-rpath) confvars
="$confvars rpath=no"
143 --strip-binaries) echo deprecate
, use
'make install-strip' to strip binaries
145 --debug) confvars
="$confvars strip=no"
147 --with-libgcc) confvars
="$confvars libgcc"
149 --with-selinux) confvars
="$confvars selinux"
151 --config-mingw32*) mingw32
=$
(echo "$opt=yes" | cut
-d '=' -f 2)
153 --config-*) confvars
="$confvars ${opt#--config-}"; suggest
="no"
155 --help|
-h) show_help
="yes"
157 *) echo "configure: WARNING: unrecognized option $opt"
162 cc
="${cross_prefix}${cc}"
163 ar="${cross_prefix}${ar}"
164 strip
="${cross_prefix}${strip}"
166 if test -z "$cpu" ; then
167 if test -n "$ARCH" ; then
175 x86|i386|i486|i586|i686|i86pc|BePC|i686-AT386
)
191 aarch64|arm64|evbarm
)
214 "Power Macintosh"|ppc|ppc64
)
227 echo "Unsupported CPU"
232 # Checking for CFLAGS
233 if test -z "$CFLAGS"; then
237 if test "$mingw32" = "yes" ; then
238 if test "$source_path_used" = "no"; then
241 test -z "$prefix" && prefix
="C:/Program Files/tcc"
242 test -z "$tccdir" && tccdir
="${prefix}"
243 test -z "$bindir" && bindir
="${tccdir}"
244 test -z "$docdir" && docdir
="${tccdir}/doc"
245 test -z "$libdir" && libdir
="${tccdir}/libtcc"
246 confvars
="$confvars WIN32"
251 if test -z "$prefix" ; then
254 if test -z "$sharedir" ; then
255 sharedir
="${prefix}/share"
257 if test x
"$execprefix" = x
""; then
258 execprefix
="${prefix}"
260 if test x
"$libdir" = x
""; then
261 libdir
="${execprefix}/lib"
263 if test x
"$bindir" = x
""; then
264 bindir
="${execprefix}/bin"
266 if test x
"$docdir" = x
""; then
267 docdir
="${sharedir}/doc"
269 if test x
"$mandir" = x
""; then
270 mandir
="${sharedir}/man"
272 if test x
"$infodir" = x
""; then
273 infodir
="${sharedir}/info"
275 if test x
"$tccdir" = x
""; then
276 tccdir
="${libdir}/tcc"
278 if test x
"$includedir" = x
""; then
279 includedir
="${prefix}/include"
283 if test x
"$show_help" = "xyes" ; then
285 Usage: configure [options]
286 Options: [defaults in brackets after descriptions]
289 --help print this message
290 --prefix=PREFIX install in PREFIX [$prefix]
291 --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
293 --bindir=DIR user executables in DIR [EPREFIX/bin]
294 --libdir=DIR object code libraries in DIR [EPREFIX/lib]
295 --tccdir=DIR installation directory [EPREFIX/lib/tcc]
296 --includedir=DIR C header files in DIR [PREFIX/include]
297 --sharedir=DIR documentation root DIR [PREFIX/share]
298 --docdir=DIR documentation in DIR [SHAREDIR/doc/tcc]
299 --mandir=DIR man documentation in DIR [SHAREDIR/man]
300 --infodir=DIR info documentation in DIR [SHAREDIR/info]
302 Advanced options (experts only):
303 --source-path=PATH path of source code [$source_path]
304 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
305 --sysroot=PREFIX prepend PREFIX to library/include paths []
306 --cc=CC use C compiler CC [$cc]
307 --ar=AR create archives using AR [$ar]
308 --extra-cflags= specify compiler flags [$CFLAGS]
309 --extra-ldflags= specify linker options []
311 --strip-binaries strip symbol tables from resulting binaries
312 --debug include debug info with resulting binaries
313 --disable-static make libtcc.so instead of libtcc.a
314 --enable-static make libtcc.a instead of libtcc.dll (win32)
315 --disable-rpath disable use of -rpath with the above
316 --with-libgcc use libgcc_s.so.1 instead of libtcc1.a
317 --enable-cross build cross compilers
318 --with-selinux use mmap for executable memory (with tcc -run)
319 --sysincludepaths=... specify system include paths, colon separated
320 --libpaths=... specify system library paths, colon separated
321 --crtprefix=... specify locations of crt?.o, colon separated
322 --elfinterp=... specify elf interpreter
323 --triplet=... specify system library/include directory triplet
324 --config-uClibc,-musl,-mingw32... enable system specific configurations
325 --config-bcheck=no/-backtrace=no disable bounds checker/stack backtraces
326 --config-predefs=no do not compile tccdefs.h, instead just include
328 #echo "NOTE: The object files are build at the place where configure is launched"
332 if test -z "$cross_prefix" ; then
333 CONFTEST
=.
/conftest
$EXESUF
334 if ! $cc -o $CONFTEST $source_path/conftest.c
2>/dev
/null
; then
335 echo "configure: error: '$cc' failed to compile conftest.c."
337 cc_name
="$($CONFTEST compiler)"
338 gcc_major
="$($CONFTEST version)"
339 gcc_minor
="$($CONFTEST minor)"
340 bigendian
="$($CONFTEST bigendian)"
341 _triplet
="$($CONFTEST triplet)"
343 if test "$mingw32" = "no" ; then
345 if test -z "$triplet"; then
346 if test -n "$_triplet" -a -f "/usr/lib/$_triplet/crti.o" ; then
351 if test -z "$triplet"; then
352 if test $cpu = "x86_64" -o $cpu = "aarch64" -o $cpu = "riscv64" ; then
353 if test -f "/usr/lib64/crti.o" ; then
359 if test "$cpu" = "arm" ; then
360 if test "${triplet%eabihf}" != "$triplet" ; then
361 confvars
="$confvars arm_eabihf arm_vfp"
362 elif test "${triplet%eabi}" != "$triplet" ; then
363 confvars
="$confvars arm_eabi arm_vfp"
364 elif test "${_triplet%eabihf}" != "$_triplet" ; then
365 confvars
="$confvars arm_eabihf arm_vfp"
366 elif test "${_triplet%eabi}" != "$_triplet" ; then
367 confvars
="$confvars arm_eabi arm_vfp"
369 if grep -s -q "^Features.* \(vfp\|iwmmxt\) " /proc
/cpuinfo
; then
370 confvars
="$confvars arm_vfp"
374 if test "$suggest" = "yes"; then
375 if test -f "/lib/ld-uClibc.so.0" ; then
376 echo "Perhaps you want ./configure --config-uClibc"
378 if test -f "/lib/ld-musl-$cpu.so.1"; then
379 echo "Perhaps you want ./configure --config-musl"
383 if test "$cc_name" = "gcc"; then
384 # avoid mingw dependencies such as 'libgcc_s_dw2-1.dll'
385 test -z "$LDFLAGS" && LDFLAGS
="-static"
389 # if cross compiling, cannot launch a program, so make a static guess
391 ppc|mips|s390
) bigendian
=yes;;
395 if test "$bigendian" = "yes" ; then
396 confvars
="$confvars BIGENDIAN"
399 # a final configuration tuning
400 if test "$cc_name" != "tcc"; then
401 OPT1
="-Wdeclaration-after-statement -fno-strict-aliasing"
402 # we want -Wno- but gcc does not always reject unknown -Wno- options
403 OPT2
="-Wpointer-sign -Wsign-compare -Wunused-result -Wformat-truncation"
404 if test "$cc_name" = "clang"; then
405 OPT1
="$OPT1 -fheinous-gnu-extensions"
406 OPT2
="$OPT2 -Wstring-plus-int"
408 $cc $OPT1 $OPT2 -o a.out
-c -xc - < /dev
/null
> cc_msg.txt
2>&1
409 for o
in $OPT1; do # enable these options
410 if ! grep -q -- $o cc_msg.txt
; then CFLAGS
="$CFLAGS $o"; fi
412 for o
in $OPT2; do # disable these options
413 if ! grep -q -- $o cc_msg.txt
; then CFLAGS
="$CFLAGS -Wno-${o#-W*}"; fi
417 rm -f cc_msg.txt a.out
419 test "$ar_set" ||
ar="$cc -ar"
422 fcho
() { if test -n "$2"; then echo "$1$2"; fi }
424 fcho
"Binary directory " "$bindir"
425 fcho
"TinyCC directory " "$tccdir"
426 fcho
"Library directory " "$libdir"
427 fcho
"Include directory " "$includedir"
428 fcho
"Manual directory " "$mandir"
429 fcho
"Info directory " "$infodir"
430 fcho
"Doc directory " "$docdir"
431 fcho
"Target root prefix " "$sysroot"
432 fcho
"/usr/include dir " "$tcc_usrinclude"
433 echo "Source path $source_path"
434 echo "C compiler $cc ($gcc_major.$gcc_minor)"
435 echo "Target OS $targetos"
437 fcho
"Triplet " "$triplet"
438 fcho
"Config " "${confvars# }"
439 echo "Creating config.mak and config.h"
441 cat >config.mak
<<EOF
442 # Automatically generated by configure - do not modify
444 bindir=\$(DESTDIR)$bindir
445 tccdir=\$(DESTDIR)$tccdir
446 libdir=\$(DESTDIR)$libdir
447 includedir=\$(DESTDIR)$includedir
448 mandir=\$(DESTDIR)$mandir
449 infodir=\$(DESTDIR)$infodir
450 docdir=\$(DESTDIR)$docdir
456 STRIP=$strip -s -R .comment -R .note
466 if test -n "$v"; then
467 test "$3" = "num" || v
="\"$v\""
468 echo "#ifndef $1" >> $TMPH
469 echo "# define $1 $v" >> $TMPH
470 echo "#endif" >> $TMPH
476 if test -n "$v"; then
477 test "$3" = "num" || v
="\"\\\"$v\\\"\""
478 echo "NATIVE_DEFINES+=-D$1=$v" >> config.mak
482 echo "/* Automatically generated by configure - do not modify */" > $TMPH
484 print_inc CONFIG_SYSROOT
"$sysroot"
485 print_inc CONFIG_TCCDIR
"$tccdir"
486 print_mak CONFIG_USR_INCLUDE
"$tcc_usrinclude"
487 print_mak CONFIG_TCC_SYSINCLUDEPATHS
"$tcc_sysincludepaths"
488 print_mak CONFIG_TCC_LIBPATHS
"$tcc_libpaths"
489 print_mak CONFIG_TCC_CRTPREFIX
"$tcc_crtprefix"
490 print_mak CONFIG_TCC_ELFINTERP
"$tcc_elfinterp"
491 print_mak CONFIG_LDDIR
"$tcc_lddir"
492 print_mak CONFIG_TRIPLET
"$triplet"
493 print_mak TCC_CPU_VERSION
"$cpuver" num
495 if test "$cpu" = "aarch64" ; then
496 echo "ARCH=arm64" >> config.mak
498 echo "ARCH=$cpu" >> config.mak
500 echo "TARGETOS=$targetos" >> config.mak
503 for v
in $confvars ; do
504 test "$v" = "predefs=no" && predefs
=""
505 if test "${v%=*}" = "$v"; then
506 echo "CONFIG_$v=yes" >> config.mak
508 echo "CONFIG_$v" >> config.mak
511 print_inc CONFIG_TCC_PREDEFS
"$predefs" num
513 version
=`head $source_path/VERSION`
514 echo "VERSION = $version" >> config.mak
515 echo "#define TCC_VERSION \"$version\"" >> $TMPH
516 echo "@set VERSION $version" > config.texi
518 if test "$source_path_used" = "yes" ; then
520 /*) echo "TOPSRC=$source_path";;
521 *) echo "TOPSRC=\$(TOP)/$source_path";;
524 echo 'TOPSRC=$(TOP)' >>config.mak
527 #define GCC_MAJOR $gcc_major
528 #define GCC_MINOR $gcc_minor
529 #define CC_NAME CC_${cc_name}
532 diff $TMPH config.h
>/dev
/null
2>&1
533 if test $?
-ne 0 ; then
536 echo "config.h is unchanged"
539 rm -f $TMPN* $CONFTEST
541 # ---------------------------------------------------------------------------
542 # build tree in object directory if source path is different from current one
549 test -d $dn || mkdir
-p $dn
552 *) while test $dn ; do
553 tgt
=..
/$tgt; dn
=${dn#${dn%%/*}}; dn=${dn#/}
560 ln -sfn $tgt $2 ||
( echo "ln failed. Using cp instead."; cp -f $1/$2 $2 )
563 if test "$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 # ---------------------------------------------------------------------------