x86: SSSE3 ads_mvs
[x262.git] / configure
1 #!/bin/bash
2
3 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
4 cat <<EOF
5 Usage: ./configure [options]
6
7 Help:
8   -h, --help               print this message
9
10 Standard options:
11   --prefix=PREFIX          install architecture-independent files in PREFIX
12                            [/usr/local]
13   --exec-prefix=EPREFIX    install architecture-dependent files in EPREFIX
14                            [PREFIX]
15   --bindir=DIR             install binaries in DIR [EPREFIX/bin]
16   --libdir=DIR             install libs in DIR [EPREFIX/lib]
17   --includedir=DIR         install includes in DIR [PREFIX/include]
18   --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS
19   --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS
20   --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS
21   --extra-rcflags=ERCFLAGS add ERCFLAGS to RCFLAGS
22
23 Configuration options:
24   --disable-cli            disable cli
25   --system-libx264         use system libx264 instead of internal
26   --enable-shared          build shared library
27   --enable-static          build static library
28   --disable-opencl         disable OpenCL features
29   --disable-gpl            disable GPL-only features
30   --disable-thread         disable multithreaded encoding
31   --enable-win32thread     use win32threads (windows only)
32   --disable-interlaced     disable interlaced encoding support
33   --enable-visualize       enable visualization (X11 only)
34   --bit-depth=BIT_DEPTH    set output bit depth (8-10) [8]
35   --chroma-format=FORMAT   output chroma format (420, 422, 444, all) [all]
36
37 Advanced options:
38   --disable-asm            disable platform-specific assembly optimizations
39   --enable-debug           add -g
40   --enable-gprof           add -pg
41   --enable-strip           add -s
42   --enable-pic             build position-independent code
43
44 Cross-compilation:
45   --host=HOST              build programs to run on HOST
46   --cross-prefix=PREFIX    use PREFIX for compilation tools
47   --sysroot=SYSROOT        root of cross-build tree
48
49 External library support:
50   --disable-avs            disable avisynth support
51   --disable-swscale        disable swscale support
52   --disable-lavf           disable libavformat support
53   --disable-ffms           disable ffmpegsource support
54   --disable-gpac           disable gpac support
55
56 EOF
57 exit 1
58 fi
59
60 log_check() {
61     echo -n "checking $1... " >> config.log
62 }
63
64 log_ok() {
65     echo "yes" >> config.log
66 }
67
68 log_fail() {
69     echo "no" >> config.log
70 }
71
72 log_msg() {
73     echo "$1" >> config.log
74 }
75
76 intel_cflags() {
77     # Intel Compiler issues an incredibly large number of warnings on any warning level,
78     # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
79     for arg in $*; do
80         [ $arg = -ffast-math ] && arg=
81         [[ "$arg" = -falign-loops* ]] && arg=
82         [ "$arg" = -fno-tree-vectorize ] && arg=
83         [ "$arg" = -Wshadow ] && arg=
84         if [ $compiler = ICL ]; then
85             [ "$arg" = -Wall ] && arg=-W0
86             [ "$arg" = -g ] && arg=-Z7
87             [ "$arg" = -fomit-frame-pointer ] && arg=
88             [ "$arg" = -s ] && arg=
89             [ "$arg" = -fPIC ] && arg=
90         else
91             [ "$arg" = -Wall ] && arg=-w0
92         fi
93
94         [ -n "$arg" ] && echo -n "$arg "
95     done
96 }
97
98 icl_ldflags() {
99     for arg in $*; do
100         arg=${arg/LIBPATH/libpath}
101         [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
102         [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
103         [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
104         [ $arg = -s ] && arg=
105         [ "$arg" = -Wl,-Bsymbolic ] && arg=
106
107         arg=${arg/pthreadGC/pthreadVC}
108         [ "$arg" = avifil32.lib ] && arg=vfw32.lib
109         [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
110
111         [ -n "$arg" ] && echo -n "$arg "
112     done
113 }
114
115 cc_check() {
116     if [ -z "$3" ]; then
117         if [ -z "$1$2" ]; then
118             log_check "whether $CC works"
119         elif [ -z "$1" ]; then
120             log_check "for $2"
121         else
122             log_check "for $1"
123         fi
124     elif [ -z "$1" ]; then
125         if [ -z "$2" ]; then
126             log_check "whether $CC supports $3"
127         else
128             log_check "whether $CC supports $3 with $2"
129         fi
130     else
131         log_check "for $3 in $1";
132     fi
133     rm -f conftest.c
134     [ -n "$1" ] && echo "#include <$1>" > conftest.c
135     echo "int main () { $3 return 0; }" >> conftest.c
136     if [ $compiler = ICL ]; then
137         cc_cmd="$CC conftest.c $CFLAGS $2 -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
138     else
139         cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
140     fi
141     if $cc_cmd >conftest.log 2>&1; then
142         res=$?
143         log_ok
144     else
145         res=$?
146         log_fail
147         log_msg "Failed commandline was:"
148         log_msg "--------------------------------------------------"
149         log_msg "$cc_cmd"
150         cat conftest.log >> config.log
151         log_msg "--------------------------------------------------"
152         log_msg "Failed program was:"
153         log_msg "--------------------------------------------------"
154         cat conftest.c >> config.log
155         log_msg "--------------------------------------------------"
156     fi
157     return $res
158 }
159
160 cpp_check() {
161     log_check "whether $3 is true"
162     rm -f conftest.c
163     [ -n "$1" ] && echo "#include <$1>" > conftest.c
164     echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
165
166     if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
167         res=$?
168         log_ok
169     else
170         res=$?
171         log_fail
172         log_msg "--------------------------------------------------"
173         cat conftest.log >> config.log
174         log_msg "--------------------------------------------------"
175         log_msg "Failed program was:"
176         log_msg "--------------------------------------------------"
177         cat conftest.c >> config.log
178         log_msg "--------------------------------------------------"
179     fi
180     return $res
181 }
182
183 as_check() {
184     log_check "whether $AS supports $1"
185     echo "$1" > conftest.asm
186     if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
187         res=$?
188         log_ok
189     else
190         res=$?
191         log_fail
192         log_msg "Failed commandline was:"
193         log_msg "--------------------------------------------------"
194         log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
195         cat conftest.log >> config.log
196         log_msg "--------------------------------------------------"
197         log_msg "Failed program was:"
198         log_msg "--------------------------------------------------"
199         cat conftest.asm >> config.log
200         log_msg "--------------------------------------------------"
201     fi
202     return $res
203 }
204
205 rc_check() {
206     log_check "whether $RC works"
207     echo "$1" > conftest.rc
208     if [ $compiler = ICL ]; then
209         rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
210     else
211         rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
212     fi
213     if $rc_cmd >conftest.log 2>&1; then
214         res=$?
215         log_ok
216     else
217         res=$?
218         log_fail
219         log_msg "Failed commandline was:"
220         log_msg "--------------------------------------------------"
221         log_msg "$rc_cmd"
222         cat conftest.log >> config.log
223         log_msg "--------------------------------------------------"
224         log_msg "Failed program was:"
225         log_msg "--------------------------------------------------"
226         cat conftest.rc >> config.log
227         log_msg "--------------------------------------------------"
228     fi
229     return $res
230 }
231
232 define() {
233     echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
234 }
235
236 die() {
237     log_msg "DIED: $@"
238     echo "$@"
239     exit 1
240 }
241
242 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
243
244 SRCPATH="$(cd $(dirname $0); pwd)"
245 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
246 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
247 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
248
249 prefix='/usr/local'
250 exec_prefix='${prefix}'
251 bindir='${exec_prefix}/bin'
252 libdir='${exec_prefix}/lib'
253 includedir='${prefix}/include'
254 DEVNULL='/dev/null'
255
256 cli="yes"
257 cli_libx264="internal"
258 shared="no"
259 static="no"
260 avs="auto"
261 lavf="auto"
262 ffms="auto"
263 gpac="auto"
264 gpl="yes"
265 thread="auto"
266 swscale="auto"
267 asm="auto"
268 interlaced="yes"
269 debug="no"
270 gprof="no"
271 strip="no"
272 pic="no"
273 vis="no"
274 bit_depth="8"
275 chroma_format="all"
276 compiler="GNU"
277 opencl="yes"
278
279 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
280 LDFLAGS="$LDFLAGS"
281 LDFLAGSCLI="$LDFLAGSCLI"
282 ASFLAGS="$ASFLAGS"
283 RCFLAGS="$RCFLAGS"
284 HAVE_GETOPT_LONG=1
285 cross_prefix=""
286
287 EXE=""
288
289 # list of all preprocessor HAVE values we can define
290 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F VISUALIZE SWSCALE LAVF FFMS GPAC GF_MALLOC AVS GPL VECTOREXT INTERLACED CPU_COUNT"
291
292 # parse options
293
294 for opt do
295     optarg="${opt#*=}"
296     case "$opt" in
297         --prefix=*)
298             prefix="$optarg"
299             ;;
300         --exec-prefix=*)
301             exec_prefix="$optarg"
302             ;;
303         --bindir=*)
304             bindir="$optarg"
305             ;;
306         --libdir=*)
307             libdir="$optarg"
308             ;;
309         --includedir=*)
310             includedir="$optarg"
311             ;;
312         --disable-cli)
313             cli="no"
314             ;;
315         --system-libx264)
316             cli_libx264="system"
317             ;;
318         --enable-shared)
319             shared="yes"
320             ;;
321         --enable-static)
322             static="yes"
323             ;;
324         --disable-asm)
325             asm="no"
326             ;;
327         --disable-interlaced)
328             interlaced="no"
329             ;;
330         --disable-avs)
331             avs="no"
332             ;;
333         --disable-lavf)
334             lavf="no"
335             ;;
336         --disable-ffms)
337             ffms="no"
338             ;;
339         --disable-gpac)
340             gpac="no"
341             ;;
342         --disable-gpl)
343             gpl="no"
344             ;;
345         --extra-asflags=*)
346             ASFLAGS="$ASFLAGS $optarg"
347             ;;
348         --extra-cflags=*)
349             CFLAGS="$CFLAGS $optarg"
350             ;;
351         --extra-ldflags=*)
352             LDFLAGS="$LDFLAGS $optarg"
353             ;;
354         --extra-rcflags=*)
355             RCFLAGS="$RCFLAGS $optarg"
356             ;;
357         --disable-thread)
358             thread="no"
359             ;;
360         --enable-win32thread)
361             thread="win32"
362             ;;
363         --disable-swscale)
364             swscale="no"
365             ;;
366         --enable-debug)
367             debug="yes"
368             ;;
369         --enable-gprof)
370             CFLAGS="$CFLAGS -pg"
371             LDFLAGS="$LDFLAGS -pg"
372             gprof="yes"
373             ;;
374         --enable-strip)
375             strip="yes"
376             ;;
377         --enable-pic)
378             pic="yes"
379             ;;
380         --enable-visualize)
381             vis="yes"
382             ;;
383         --host=*)
384             host="$optarg"
385             ;;
386         --disable-opencl)
387             opencl="no"
388             ;;
389         --cross-prefix=*)
390             cross_prefix="$optarg"
391             ;;
392         --sysroot=*)
393             CFLAGS="$CFLAGS --sysroot=$optarg"
394             LDFLAGS="$LDFLAGS --sysroot=$optarg"
395             ;;
396         --bit-depth=*)
397             bit_depth="$optarg"
398             if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
399                 echo "Supplied bit depth must be in range [8,10]."
400                 exit 1
401             fi
402             bit_depth=`expr $bit_depth + 0`
403             ;;
404         --chroma-format=*)
405             chroma_format="$optarg"
406             if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
407                 echo "Supplied chroma format must be 420, 422, 444 or all."
408                 exit 1
409             fi
410             ;;
411         *)
412             echo "Unknown option $opt, ignored"
413             ;;
414     esac
415 done
416
417 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
418
419 CC="${CC-${cross_prefix}gcc}"
420 AR="${AR-${cross_prefix}ar}"
421 RANLIB="${RANLIB-${cross_prefix}ranlib}"
422 STRIP="${STRIP-${cross_prefix}strip}"
423
424 if [ "x$host" = x ]; then
425     host=`${SRCPATH}/config.guess`
426 fi
427 # normalize a triplet into a quadruplet
428 host=`${SRCPATH}/config.sub $host`
429
430 # split $host
431 host_cpu="${host%%-*}"
432 host="${host#*-}"
433 host_vendor="${host%%-*}"
434 host_os="${host#*-}"
435
436 # test for use of Intel Compiler
437 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
438     if [[ `basename "$CC"` = icl* ]]; then
439         # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
440         [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
441         compiler=ICL
442         CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
443         QPRE="-Q"
444         `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
445         `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
446         cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
447     fi
448 else
449     if [[ `basename "$CC"` = icc* ]]; then
450         AR="xiar"
451         compiler=ICC
452         QPRE="-"
453     fi
454 fi
455
456 libm=""
457 case $host_os in
458     beos*)
459         SYS="BEOS"
460         define HAVE_MALLOC_H
461         ;;
462     darwin*)
463         SYS="MACOSX"
464         CFLAGS="$CFLAGS -falign-loops=16"
465         libm="-lm"
466         if [ "$pic" = "no" ]; then
467             cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
468         fi
469         ;;
470     freebsd*)
471         SYS="FREEBSD"
472         libm="-lm"
473         ;;
474     kfreebsd*-gnu)
475         SYS="FREEBSD"
476         define HAVE_MALLOC_H
477         libm="-lm"
478         ;;
479     netbsd*)
480         SYS="NETBSD"
481         libm="-lm"
482         ;;
483     openbsd*)
484         SYS="OPENBSD"
485         libm="-lm"
486         ;;
487     *linux*)
488         SYS="LINUX"
489         define HAVE_MALLOC_H
490         libm="-lm"
491         ;;
492     gnu*)
493         SYS="HURD"
494         define HAVE_MALLOC_H
495         libm="-lm"
496         ;;
497     cygwin*)
498         EXE=".exe"
499         if cc_check "" -mno-cygwin; then
500             CFLAGS="$CFLAGS -mno-cygwin"
501             LDFLAGS="$LDFLAGS -mno-cygwin"
502         fi
503         if cpp_check "" "" "defined(__CYGWIN32__)" ; then
504             define HAVE_MALLOC_H
505             SYS="CYGWIN"
506         else
507             SYS="WINDOWS"
508             DEVNULL="NUL"
509             RC="${RC-${cross_prefix}windres}"
510         fi
511         ;;
512     mingw*)
513         SYS="WINDOWS"
514         EXE=".exe"
515         DEVNULL="NUL"
516         [ $compiler = ICL ] && RC="${RC-rc}" || RC="${RC-${cross_prefix}windres}"
517         ;;
518     sunos*|solaris*)
519         SYS="SunOS"
520         define HAVE_MALLOC_H
521         libm="-lm"
522         if cc_check "" /usr/lib/64/values-xpg6.o; then
523             LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
524         else
525             LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
526         fi
527         HAVE_GETOPT_LONG=0
528         ;;
529     *qnx*)
530         SYS="QNX"
531         define HAVE_MALLOC_H
532         libm="-lm"
533         HAVE_GETOPT_LONG=0
534         CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
535         ;;
536     *)
537         die "Unknown system $host, edit the configure"
538         ;;
539 esac
540
541 LDFLAGS="$LDFLAGS $libm"
542
543 aligned_stack=1
544 case $host_cpu in
545     i*86)
546         ARCH="X86"
547         AS="yasm"
548         ASFLAGS="$ASFLAGS -O2"
549         if [ $compiler = GNU ]; then
550             if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
551                 CFLAGS="$CFLAGS -march=i686"
552             fi
553             if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
554                 CFLAGS="$CFLAGS -mfpmath=sse -msse"
555             fi
556             CFLAGS="-m32 $CFLAGS"
557             LDFLAGS="-m32 $LDFLAGS"
558         else
559             # icc on linux has various degrees of mod16 stack support
560             if [ $SYS = LINUX ]; then
561                 # < 11 is completely incapable of keeping a mod16 stack
562                 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
563                     define BROKEN_STACK_ALIGNMENT
564                     aligned_stack=0
565                 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
566                 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
567                     CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
568                 fi
569                 # >= 12 defaults to a mod16 stack
570             fi
571             # icl on windows has no mod16 stack support
572             [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT && aligned_stack=0
573         fi
574         if [ "$SYS" = MACOSX ]; then
575             ASFLAGS="$ASFLAGS -f macho -DPREFIX"
576         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
577             ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
578             LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
579             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
580             [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
581         else
582             ASFLAGS="$ASFLAGS -f elf"
583         fi
584         ;;
585     x86_64)
586         ARCH="X86_64"
587         AS="yasm"
588         [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
589         if [ "$SYS" = MACOSX ]; then
590             ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
591             if cc_check '' "-arch x86_64"; then
592                 CFLAGS="$CFLAGS -arch x86_64"
593                 LDFLAGS="$LDFLAGS -arch x86_64"
594             fi
595         elif [ "$SYS" = WINDOWS ]; then
596             ASFLAGS="$ASFLAGS -f win32 -m amd64"
597             # only the GNU toolchain is inconsistent in prefixing function names with _
598             [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
599             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
600             [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
601         else
602             ASFLAGS="$ASFLAGS -f elf -m amd64"
603         fi
604         ;;
605     powerpc|powerpc64)
606         ARCH="PPC"
607         if [ $asm = auto ] ; then
608             define HAVE_ALTIVEC
609             AS="${AS-${cross_prefix}gcc}"
610             if [ $SYS = MACOSX ] ; then
611                 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
612             else
613                 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
614                 define HAVE_ALTIVEC_H
615             fi
616         fi
617         ;;
618     sparc)
619         ARCH="SPARC"
620         case $(uname -m) in
621             sun4u|sun4v)
622                 if [ $asm = auto ]; then
623                     ARCH="UltraSPARC"
624                     if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
625                         CFLAGS="$CFLAGS -mcpu=ultrasparc"
626                         LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
627                     fi
628                     AS="${AS-${cross_prefix}as}"
629                     ASFLAGS="$ASFLAGS -xarch=v8plusa"
630                 fi
631                 ;;
632         esac
633         ;;
634     mips|mipsel|mips64|mips64el)
635         ARCH="MIPS"
636         ;;
637     arm*)
638         ARCH="ARM"
639         if [ "$SYS" = MACOSX ] ; then
640             AS="${AS-extras/gas-preprocessor.pl $CC}"
641             ASFLAGS="$ASFLAGS -DPREFIX -DPIC"  # apple's ld doesn't support movw/movt relocations at all
642             # build for armv7 by default
643             if ! echo $CFLAGS | grep -Eq '\-arch' ; then
644                 CFLAGS="$CFLAGS -arch armv7"
645                 LDFLAGS="$LDFLAGS -arch armv7"
646             fi
647         else
648             AS="${AS-${cross_prefix}gcc}"
649         fi
650         ;;
651     s390|s390x)
652         ARCH="S390"
653         ;;
654     hppa*|parisc*)
655         ARCH="PARISC"
656         ;;
657     ia64)
658         ARCH="IA64"
659         ;;
660     alpha*)
661         ARCH="ALPHA"
662         ;;
663     *)
664         ARCH="$(echo $host_cpu | tr a-z A-Z)"
665         ;;
666 esac
667 ASFLAGS="$ASFLAGS -DHAVE_ALIGNED_STACK=${aligned_stack}"
668
669 if [ $SYS = WINDOWS ]; then
670     if ! rc_check "0 RCDATA {0}" ; then
671         RC=""
672     fi
673 fi
674
675 log_msg "x264 configure script"
676 if [ -n "$*" ]; then
677     msg="Command line options:"
678     for i in $@; do
679         msg="$msg \"$i\""
680     done
681     log_msg "$msg"
682 fi
683 log_msg ""
684
685 # check requirements
686
687 cc_check || die "No working C compiler found."
688
689 if [ $compiler != ICL ]; then
690     if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
691         CFLAGS="$CFLAGS -std=gnu99"
692     elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
693         CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
694     elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
695         die "C99 compiler is needed for compilation."
696     fi
697 fi
698
699 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" -o $ARCH = "PARISC" -o $ARCH = "MIPS" \) ] ; then
700     pic="yes"
701 fi
702
703 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
704     if ! as_check "vpmovzxwd ymm0, xmm0" ; then
705         VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
706         echo "Found $VER"
707         echo "Minimum version is yasm-1.2.0"
708         echo "If you really want to compile without asm, configure with --disable-asm."
709         exit 1
710     fi
711     if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
712         VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
713         echo "Found $VER"
714         echo "Minimum version is binutils-2.17"
715         echo "Your compiler can't handle inline SSSE3 asm."
716         echo "If you really want to compile without asm, configure with --disable-asm."
717         exit 1
718     fi
719     define HAVE_MMX
720 fi
721
722 if [ $asm = auto -a $ARCH = ARM ] ; then
723     # set flags so neon is built by default
724     echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
725
726     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
727         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
728         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
729         ASFLAGS="$ASFLAGS $CFLAGS -c"
730     else
731         echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
732         echo "If you really want to run on such a CPU, configure with --disable-asm."
733         exit 1
734     fi
735 fi
736
737 [ $asm = no ] && AS=""
738 [ "x$AS" = x ] && asm="no" || asm="yes"
739
740 define ARCH_$ARCH
741 define SYS_$SYS
742
743 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
744 if [ $compiler = GNU ]; then
745     echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
746     $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
747     if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
748         define WORDS_BIGENDIAN
749     elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
750         die "endian test failed"
751     fi
752 fi
753
754 # autodetect options that weren't forced nor disabled
755
756 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
757 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
758
759 libpthread=""
760 if [ "$thread" = "auto" ]; then
761     thread="no"
762     case $SYS in
763         BEOS)
764             thread="beos"
765             define HAVE_BEOSTHREAD
766             ;;
767         WINDOWS)
768             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
769                 thread="posix"
770                 libpthread="-lpthread"
771             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
772                 thread="posix"
773                 libpthread="-lpthreadGC2"
774             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
775                 thread="posix"
776                 libpthread="-lpthreadGC2 -lwsock32"
777                 define PTW32_STATIC_LIB
778             elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
779                 thread="posix"
780                 libpthread="-lpthreadGC2 -lws2_32"
781                 define PTW32_STATIC_LIB
782             else
783                 # default to native threading if pthread-win32 is unavailable
784                 thread="win32"
785             fi
786             ;;
787         QNX)
788             cc_check pthread.h -lc && thread="posix" && libpthread="-lc"
789             ;;
790         *)
791             cc_check pthread.h -lpthread && thread="posix" && libpthread="-lpthread"
792             ;;
793     esac
794 fi
795 if [ "$thread" = "posix" ]; then
796     LDFLAGS="$LDFLAGS $libpthread"
797     define HAVE_POSIXTHREAD
798     if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
799         define HAVE_CPU_COUNT
800     fi
801 fi
802 if [ "$thread" = "win32" ]; then
803     # cygwin does not support win32 threads
804     if [ "$SYS" = "WINDOWS" ]; then
805         define HAVE_WIN32THREAD
806     else
807         thread="no"
808     fi
809 fi
810 [ "$thread" != "no" ] && define HAVE_THREAD
811
812 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
813     define HAVE_LOG2F
814 fi
815
816 if [ "$vis" = "yes" ] ; then
817     save_CFLAGS="$CFLAGS"
818     CFLAGS="$CFLAGS -I/usr/X11R6/include"
819     if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
820         LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
821         define HAVE_VISUALIZE
822     else
823         vis="no"
824         CFLAGS="$save_CFLAGS"
825    fi
826 fi
827
828 if [ "$swscale" = "auto" ] ; then
829     swscale="no"
830     if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
831         SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
832         SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
833     fi
834     [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
835
836     if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
837         if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(PIX_FMT_RGB)" ; then
838             swscale="yes"
839         else
840             echo "Warning: PIX_FMT_RGB is missing from libavutil, update for swscale support"
841         fi
842     fi
843 fi
844
845 if [ "$lavf" = "auto" ] ; then
846     lavf="no"
847     if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
848         LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
849         LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
850     fi
851     if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
852         LAVF_LIBS="-lavformat"
853         for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32; do
854             cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
855         done
856     fi
857     LAVF_LIBS="-L. $LAVF_LIBS"
858     if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
859         if [ "$swscale" = "yes" ]; then
860             lavf="yes"
861         else
862             echo "Warning: libavformat is not supported without swscale support"
863         fi
864     fi
865 fi
866
867 if [ "$ffms" = "auto" ] ; then
868     ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
869     ffms="no"
870
871     if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
872         FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
873         FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
874     fi
875     [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
876
877     if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
878         ffms="yes"
879     elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
880         ffms="yes"
881         FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
882     fi
883
884     error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
885     if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
886        ffms="no"
887        echo "Warning: $error"
888     fi
889     if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
890         echo "Warning: ffms is not supported without swscale support"
891         ffms="no"
892     fi
893 fi
894
895 if [ "$swscale" = "yes" ]; then
896     LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
897     CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
898     define HAVE_SWSCALE
899     if [ "$lavf" = "yes" ]; then
900         LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
901         CFLAGS="$CFLAGS $LAVF_CFLAGS"
902         define HAVE_LAVF
903     fi
904     if [ "$ffms" = "yes" ]; then
905         LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
906         CFLAGS="$CFLAGS $FFMS2_CFLAGS"
907         define HAVE_FFMS
908     fi
909 fi
910
911 if [ "$gpac" = "auto" ] ; then
912     gpac="no"
913     cc_check "" -lz && GPAC_LIBS="-lgpac_static -lz" || GPAC_LIBS="-lgpac_static"
914     if [ "$SYS" = "WINDOWS" ] ; then
915         GPAC_LIBS="$GPAC_LIBS -lwinmm"
916     fi
917     if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
918         if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
919             gpac="yes"
920         else
921             echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
922         fi
923     fi
924 fi
925 if [ "$gpac" = "yes" ] ; then
926     define HAVE_GPAC
927     if cc_check gpac/isomedia.h "-Werror $GPAC_LIBS" "void *p; p = gf_malloc(1); gf_free(p);" ; then
928         define HAVE_GF_MALLOC
929     fi
930     LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
931 fi
932
933 if [ "$avs" = "auto" ] ; then
934     avs="no"
935     # cygwin can use avisynth if it can use LoadLibrary
936     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibrary(0);") ; then
937         avs="avisynth"
938         define HAVE_AVS
939         define USE_AVXSYNTH 0
940     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
941     # AvxSynth currently only supports Linux and OSX
942         avs="avxsynth"
943         define HAVE_AVS
944         define USE_AVXSYNTH 1
945         AVS_LIBS="-ldl"
946         LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
947     fi
948 fi
949
950 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
951
952 if [ "$pic" = "yes" ] ; then
953     CFLAGS="$CFLAGS -fPIC"
954     ASFLAGS="$ASFLAGS -DPIC"
955     # resolve textrels in the x86 asm
956     cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
957     [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
958 fi
959
960 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
961     CFLAGS="$CFLAGS -fomit-frame-pointer"
962 fi
963
964 if [ "$strip" = "yes" ]; then
965     CFLAGS="$CFLAGS -s"
966     LDFLAGS="$LDFLAGS -s"
967 fi
968
969 if [ "$debug" = "yes" ]; then
970     CFLAGS="-O1 -g $CFLAGS"
971 elif [ $ARCH = ARM ]; then
972     # arm-gcc-4.2 produces incorrect output with -ffast-math
973     # and it doesn't save any speed anyway on 4.4, so disable it
974     CFLAGS="-O3 -fno-fast-math $CFLAGS"
975 else
976     CFLAGS="-O3 -ffast-math $CFLAGS"
977 fi
978
979 if cc_check '' -fno-tree-vectorize ; then
980     CFLAGS="$CFLAGS -fno-tree-vectorize"
981 fi
982
983 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
984     # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
985     cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
986 fi
987
988 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
989     define fseek fseeko
990     define ftell ftello
991 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
992     define fseek fseeko64
993     define ftell ftello64
994 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
995     define fseek _fseeki64
996     define ftell _ftelli64
997 fi
998
999 if cc_check '' -Wshadow ; then
1000     CFLAGS="-Wshadow $CFLAGS"
1001 fi
1002
1003 if [ "$bit_depth" -gt "8" ]; then
1004     define HIGH_BIT_DEPTH
1005     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1006     opencl="no"
1007 else
1008     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1009 fi
1010
1011 if [ "$chroma_format" != "all" ]; then
1012     define CHROMA_FORMAT CHROMA_$chroma_format
1013 fi
1014
1015 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1016
1017 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1018
1019 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1020
1021 #define undefined vars as 0
1022 for var in $CONFIG_HAVE; do
1023     grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1024 done
1025
1026 if [ $compiler = ICL ]; then
1027     AR="xilib -nologo -out:"
1028     DEPMM=-QMM
1029     DEPMT=-QMT
1030     HAVE_GETOPT_LONG=0
1031     LD="xilink -out:"
1032     LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
1033     LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
1034     LIBX264=libx264.lib
1035     RANLIB=
1036     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -I\$(SRCPATH)/extras -fo"
1037     STRIP=
1038     if [ $debug = yes ]; then
1039         LDFLAGS="-debug $LDFLAGS"
1040         CFLAGS="-D_DEBUG $CFLAGS"
1041     else
1042         CFLAGS="-DNDEBUG $CFLAGS"
1043     fi
1044 else
1045     AR="$AR rc "
1046     DEPMM="-MM -g0"
1047     DEPMT="-MT"
1048     LD="$CC -o "
1049     LIBX264=libx264.a
1050     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1051 fi
1052 if [ $compiler = GNU ]; then
1053     PROF_GEN_CC="-fprofile-generate"
1054     PROF_GEN_LD="-fprofile-generate"
1055     PROF_USE_CC="-fprofile-use"
1056     PROF_USE_LD="-fprofile-use"
1057 else
1058     CFLAGS="$(intel_cflags $CFLAGS)"
1059     # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1060     [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1061     PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1062     PROF_GEN_LD=
1063     PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1064     PROF_USE_LD=
1065 fi
1066
1067 rm -f conftest*
1068
1069 # generate exported config file
1070
1071 config_chroma_format="X264_CSP_I$chroma_format"
1072 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1073 cat > x264_config.h << EOF
1074 #define X264_BIT_DEPTH     $bit_depth
1075 #define X264_GPL           $x264_gpl
1076 #define X264_INTERLACED    $x264_interlaced
1077 #define X264_CHROMA_FORMAT $config_chroma_format
1078 EOF
1079
1080 # generate config files
1081
1082 cat > config.mak << EOF
1083 SRCPATH=$SRCPATH
1084 prefix=$prefix
1085 exec_prefix=$exec_prefix
1086 bindir=$bindir
1087 libdir=$libdir
1088 includedir=$includedir
1089 ARCH=$ARCH
1090 SYS=$SYS
1091 CC=$CC
1092 CFLAGS=$CFLAGS
1093 DEPMM=$DEPMM
1094 DEPMT=$DEPMT
1095 LD=$LD
1096 LDFLAGS=$LDFLAGS
1097 LIBX264=$LIBX264
1098 AR=$AR
1099 RANLIB=$RANLIB
1100 STRIP=$STRIP
1101 AS=$AS
1102 ASFLAGS=$ASFLAGS
1103 RC=$RC
1104 RCFLAGS=$RCFLAGS
1105 EXE=$EXE
1106 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1107 DEVNULL=$DEVNULL
1108 PROF_GEN_CC=$PROF_GEN_CC
1109 PROF_GEN_LD=$PROF_GEN_LD
1110 PROF_USE_CC=$PROF_USE_CC
1111 PROF_USE_LD=$PROF_USE_LD
1112 EOF
1113
1114 if [[ $host_os != mingw* ]]; then
1115     # OpenCL support is only well tested on Windows/MinGW.  If you
1116     # wish to try it on an unsupported platform, swap the lines
1117     # below.  If OpenCL breaks, you get to keep both halves
1118     #opencl="yes"
1119     opencl="no"
1120 fi
1121 if [ "$opencl" = "yes" ]; then
1122     log_check "looking for perl"
1123     output=$(perl -v)
1124     if [ "$output" = "" ]; then
1125         echo 'OpenCL support requires perl to compile.'
1126         echo 'use --disable-opencl to compile without OpenCL.'
1127         exit 1
1128     elif [[ $cross_prefix != ""  &&  $host_os == mingw* ]] ; then
1129         if cc_check "CL/cl.h" "-lOpenCL"; then
1130             echo 'HAVE_OPENCL=yes' >> config.mak
1131             echo 'OPENCL_LIB=OpenCL' >> config.mak
1132             echo "OPENCL_INC_DIR=." >> config.mak
1133             echo "OPENCL_LIB_DIR=." >> config.mak
1134             define HAVE_OPENCL
1135         else
1136             opencl="no"
1137         fi
1138     elif [ "$CUDA_PATH" != "" ]; then
1139         echo 'HAVE_OPENCL=yes' >> config.mak
1140         echo 'OPENCL_LIB=OpenCL' >> config.mak
1141         echo 'OPENCL_INC_DIR=$(CUDA_PATH)include' >> config.mak
1142         if [ "$ARCH" = "X86" ]; then
1143             echo 'OPENCL_LIB_DIR=$(CUDA_PATH)lib/Win32' >> config.mak
1144         else
1145             echo 'OPENCL_LIB_DIR=$(CUDA_PATH)lib/x64' >> config.mak
1146         fi
1147         define HAVE_OPENCL
1148     elif [ -e "$AMDAPPSDKROOT/include/CL/cl.h" ]; then
1149         if [[ $host_os = mingw* ]]; then
1150             app_path=`echo "/$AMDAPPSDKROOT" | sed 's/\\\/\//g' | sed 's/://'`
1151         else
1152             app_path='$(AMDAPPSDKROOT)'
1153        fi
1154         echo 'HAVE_OPENCL=yes' >> config.mak
1155         echo 'OPENCL_LIB=OpenCL' >> config.mak
1156         echo OPENCL_INC_DIR=$app_path/include >> config.mak
1157         if [ "$ARCH" = "X86" ]; then
1158             echo OPENCL_LIB_DIR=$app_path/lib/x86 >> config.mak
1159         else
1160             echo OPENCL_LIB_DIR=$app_path/lib/x86_64 >> config.mak
1161         fi
1162         define HAVE_OPENCL
1163     else
1164         opencl="no"
1165     fi
1166 fi
1167
1168 if [ $compiler = ICL ]; then
1169     echo '%.o: %.c' >> config.mak
1170     echo '      $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1171 fi
1172
1173 if [ "$cli" = "yes" ]; then
1174     echo 'default: cli' >> config.mak
1175     echo 'install: install-cli' >> config.mak
1176 fi
1177
1178 if [ "$shared" = "yes" ]; then
1179     API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1180     if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1181         echo "SONAME=libx264-$API.dll" >> config.mak
1182         if [ $compiler = ICL ]; then
1183             echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1184             # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1185             # MSVC link does not act similarly, so it is required to make an export definition out of x264.h and use it at link time
1186             echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1187             echo "EXPORTS" > x264.def
1188             # export API functions
1189             grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1190             # export API variables/data. must be flagged with the DATA keyword
1191             grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1192         else
1193             echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1194             echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1195         fi
1196     elif [ "$SYS" = "MACOSX" ]; then
1197         echo "SOSUFFIX=dylib" >> config.mak
1198         echo "SONAME=libx264.$API.dylib" >> config.mak
1199         echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1200     elif [ "$SYS" = "SunOS" ]; then
1201         echo "SOSUFFIX=so" >> config.mak
1202         echo "SONAME=libx264.so.$API" >> config.mak
1203         echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1204     else
1205         echo "SOSUFFIX=so" >> config.mak
1206         echo "SONAME=libx264.so.$API" >> config.mak
1207         echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1208     fi
1209     echo 'default: lib-shared' >> config.mak
1210     echo 'install: install-lib-shared' >> config.mak
1211 fi
1212
1213 if [ "$static" = "yes" ]; then
1214     echo 'default: lib-static' >> config.mak
1215     echo 'install: install-lib-static' >> config.mak
1216 fi
1217
1218 if [ "$cli_libx264" = "system" ] ; then
1219     if [ "$shared" = "yes" ]; then
1220         CLI_LIBX264='$(SONAME)'
1221     elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1222         LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1223         CLI_LIBX264=
1224     else
1225         die "Can not find system libx264"
1226     fi
1227 else
1228     CLI_LIBX264='$(LIBX264)'
1229 fi
1230 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1231 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1232
1233 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1234
1235 cat > x264.pc << EOF
1236 prefix=$prefix
1237 exec_prefix=$exec_prefix
1238 libdir=$libdir
1239 includedir=$includedir
1240
1241 Name: x264
1242 Description: H.264 (MPEG4 AVC) encoder library
1243 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1244 Libs: -L$libdir -lx264
1245 Libs.private: $libpthread $libm
1246 Cflags: -I$includedir
1247 EOF
1248
1249 filters="crop select_every"
1250 gpl_filters=""
1251 [ $swscale = yes ] && filters="resize $filters"
1252 [ $gpl = yes ] && filters="$filters $gpl_filters"
1253
1254 cat > conftest.log <<EOF
1255 platform:      $ARCH
1256 system:        $SYS
1257 cli:           $cli
1258 libx264:       $cli_libx264
1259 shared:        $shared
1260 static:        $static
1261 asm:           $asm
1262 interlaced:    $interlaced
1263 avs:           $avs
1264 lavf:          $lavf
1265 ffms:          $ffms
1266 gpac:          $gpac
1267 gpl:           $gpl
1268 thread:        $thread
1269 filters:       $filters
1270 debug:         $debug
1271 gprof:         $gprof
1272 strip:         $strip
1273 PIC:           $pic
1274 visualize:     $vis
1275 bit depth:     $bit_depth
1276 chroma format: $chroma_format
1277 opencl:        $opencl
1278 EOF
1279
1280 echo >> config.log
1281 cat conftest.log >> config.log
1282 cat conftest.log
1283 rm conftest.log
1284
1285 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1286 mkdir -p common/{arm,ppc,sparc,x86} encoder extras filters/video input output tools
1287
1288 echo
1289 echo "You can run 'make' or 'make fprofiled' now."
1290