1 |
dnl ========================================================================== |
dnl ========================================================================== |
2 |
dnl |
dnl |
3 |
dnl Autoconf script for XviD |
dnl Autoconf script for Xvid |
4 |
dnl |
dnl |
5 |
dnl Copyright(C) 2003 Edouard Gomez <ed.gomez@free.fr> |
dnl Copyright(C) 2003-2004 Edouard Gomez <ed.gomez@free.fr> |
6 |
dnl |
dnl |
7 |
dnl ========================================================================== |
dnl ========================================================================== |
8 |
|
|
9 |
AC_INIT([XviD], [1.0.0 rc3], [xvid-devel@xvid.org]) |
AC_PREREQ([2.50]) |
10 |
|
|
11 |
|
AC_INIT([Xvid], [1.2.1], [xvid-devel@xvid.org]) |
12 |
AC_CONFIG_SRCDIR(configure.in) |
AC_CONFIG_SRCDIR(configure.in) |
13 |
|
|
14 |
dnl Do not forget to increase that when needed. |
dnl Do not forget to increase that when needed. |
15 |
API_MAJOR="4" |
API_MAJOR="4" |
16 |
API_MINOR="0" |
API_MINOR="2" |
17 |
|
|
18 |
dnl NASM version requirement |
dnl NASM version requirement |
19 |
minimum_nasm_patch_version=34 |
minimum_nasm_minor_version=0 |
20 |
|
minimum_nasm_major_version=2 |
21 |
nasm_prog="nasm" |
nasm_prog="nasm" |
22 |
|
|
23 |
dnl Default CFLAGS -- Big impact on overall speed |
dnl Default CFLAGS -- Big impact on overall speed |
25 |
our_cflags_defaults="$our_cflags_defaults -O2" |
our_cflags_defaults="$our_cflags_defaults -O2" |
26 |
our_cflags_defaults="$our_cflags_defaults -fstrength-reduce" |
our_cflags_defaults="$our_cflags_defaults -fstrength-reduce" |
27 |
our_cflags_defaults="$our_cflags_defaults -finline-functions" |
our_cflags_defaults="$our_cflags_defaults -finline-functions" |
|
our_cflags_defaults="$our_cflags_defaults -freduce-all-givs" |
|
28 |
our_cflags_defaults="$our_cflags_defaults -ffast-math" |
our_cflags_defaults="$our_cflags_defaults -ffast-math" |
29 |
our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer" |
our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer" |
30 |
|
|
162 |
AC_MSG_RESULT(ia32) |
AC_MSG_RESULT(ia32) |
163 |
ARCHITECTURE="IA32" |
ARCHITECTURE="IA32" |
164 |
;; |
;; |
165 |
|
x86_64) |
166 |
|
AC_MSG_RESULT(x86_64) |
167 |
|
ARCHITECTURE="X86_64" |
168 |
|
;; |
169 |
powerpc) |
powerpc) |
170 |
AC_MSG_RESULT(PowerPC) |
AC_MSG_RESULT(PowerPC) |
171 |
dnl ATM the ppc port is out of date |
ARCHITECTURE="PPC" |
|
dnl ARCHITECTURE="PPC" |
|
|
ARCHITECTURE="GENERIC" |
|
172 |
;; |
;; |
173 |
ia64) |
ia64) |
174 |
AC_MSG_RESULT(ia64) |
AC_MSG_RESULT(ia64) |
198 |
BUS="64BIT" |
BUS="64BIT" |
199 |
;; |
;; |
200 |
*) |
*) |
201 |
AC_MSG_ERROR([XviD supports only 32/64 bit architectures]) |
AC_MSG_ERROR([Xvid supports only 32/64 bit architectures]) |
202 |
;; |
;; |
203 |
esac |
esac |
204 |
|
|
264 |
SPECIFIC_CFLAGS="" |
SPECIFIC_CFLAGS="" |
265 |
PRE_SHARED_LIB="" |
PRE_SHARED_LIB="" |
266 |
case "$target_os" in |
case "$target_os" in |
267 |
*bsd*|linux*|irix*|solaris*) |
linux*|solaris*) |
268 |
|
AC_MSG_RESULT([ok]) |
269 |
|
STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
270 |
|
SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" |
271 |
|
SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -Wl,--version-script=libxvidcore.ld -lc -lm" |
272 |
|
SPECIFIC_CFLAGS="-fPIC" |
273 |
|
;; |
274 |
|
*bsd*|irix*) |
275 |
AC_MSG_RESULT([ok]) |
AC_MSG_RESULT([ok]) |
276 |
STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
277 |
SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" |
SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" |
336 |
dnl IA32 |
dnl IA32 |
337 |
dnl |
dnl |
338 |
|
|
339 |
if test "$ARCHITECTURE" = "IA32" ; then |
if test "$ARCHITECTURE" = "IA32" -o "$ARCHITECTURE" = "X86_64" ; then |
340 |
|
|
341 |
dnl |
dnl |
342 |
dnl Checking nasm existence |
dnl Checking for nasm compatible programs |
343 |
dnl |
dnl |
344 |
|
|
345 |
|
found_nasm_comp_prog="no" |
346 |
|
chosen_asm_prog="" |
347 |
|
|
348 |
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dnl Check for nasm (not buggy version) |
349 |
|
if test "$found_nasm_comp_prog" = "no" ; then |
350 |
AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes]) |
AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes]) |
351 |
if test "$ac_nasm" = "yes" ; then |
if test "$ac_nasm" = "yes" ; then |
|
|
|
352 |
dnl |
dnl |
353 |
dnl Checking nasm patch version |
dnl Checking nasm version |
354 |
dnl |
dnl |
355 |
AC_MSG_CHECKING([for nasm patch version]) |
AC_MSG_CHECKING([for nasm version]) |
356 |
nasm_patch=`nasm -r | cut -d '.' -f 3 | cut -d ' ' -f 1` |
nasm_minor=`$nasm_prog -v | cut -d '.' -f 2 | cut -d ' ' -f 1` |
357 |
if test -z $nasm_patch ; then |
nasm_major=`$nasm_prog -v | cut -d '.' -f 1 | cut -d ' ' -f 3` |
358 |
nasm_patch=-1 |
if test -z $nasm_minor ; then |
359 |
fi |
nasm_minor=-1 |
360 |
AC_MSG_RESULT([$nasm_patch]) |
fi |
361 |
|
if test -z $nasm_major ; then |
362 |
|
nasm_major=-1 |
363 |
if test "$nasm_patch" -lt "$minimum_nasm_patch_version" ; then |
fi |
364 |
AC_MSG_WARN([nasm patch version too old - Compiling generic sources only]) |
AC_MSG_RESULT([$nasm_major]) |
365 |
ARCHITECTURE="GENERIC" |
|
366 |
|
dnl need nasm 2.x for SSE3/4 and X86_64 |
367 |
|
if test "$nasm_major" -lt "$minimum_nasm_major_version" ; then |
368 |
|
AC_MSG_WARN([nasm version is too old]) |
369 |
else |
else |
370 |
|
found_nasm_comp_prog="yes" |
371 |
|
chosen_asm_prog="$nasm_prog" |
372 |
|
fi |
373 |
|
fi |
374 |
|
fi |
375 |
|
|
376 |
dnl |
dnl |
377 |
dnl Checking nasm format - win32 or elf |
dnl Ok now sort what object format we must use |
378 |
dnl |
dnl |
379 |
AC_MSG_CHECKING([for nasm object format]) |
if test "$found_nasm_comp_prog" = "yes" ; then |
380 |
|
AC_MSG_CHECKING([for asm object format]) |
381 |
case "$target_os" in |
case "$target_os" in |
382 |
*bsd*|linux*|beos|irix*|solaris*) |
*bsd*|linux*|beos|irix*|solaris*) |
383 |
|
if test "$ARCHITECTURE" = "X86_64" ; then |
384 |
|
AC_MSG_RESULT([elf64]) |
385 |
|
NASM_FORMAT="elf64" |
386 |
|
else |
387 |
AC_MSG_RESULT([elf]) |
AC_MSG_RESULT([elf]) |
388 |
NASM_FORMAT="elf" |
NASM_FORMAT="elf" |
389 |
|
fi |
390 |
|
MARK_FUNCS="-DMARK_FUNCS" |
391 |
PREFIX="" |
PREFIX="" |
392 |
;; |
;; |
393 |
[[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
[[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
394 |
|
if test "$ARCHITECTURE" = "X86_64" ; then |
395 |
|
AC_MSG_RESULT([win64]) |
396 |
|
NASM_FORMAT="win64" |
397 |
|
else |
398 |
AC_MSG_RESULT([win32]) |
AC_MSG_RESULT([win32]) |
399 |
NASM_FORMAT="win32" |
NASM_FORMAT="win32" |
400 |
|
fi |
401 |
|
PREFIX="-DWINDOWS" |
402 |
|
MARK_FUNCS="" |
403 |
|
;; |
404 |
|
*darwin*) |
405 |
|
AC_MSG_RESULT([macho]) |
406 |
|
NASM_FORMAT="macho" |
407 |
PREFIX="-DPREFIX" |
PREFIX="-DPREFIX" |
408 |
|
MARK_FUNCS="" |
409 |
;; |
;; |
410 |
esac |
esac |
411 |
|
|
412 |
AS=nasm |
AS="$chosen_asm_prog" |
|
AFLAGS="-I\$(<D)/ -f $NASM_FORMAT $PREFIX" |
|
413 |
ASSEMBLY_EXTENSION="asm" |
ASSEMBLY_EXTENSION="asm" |
414 |
ASSEMBLY_SOURCES="SRC_IA32" |
AFLAGS="-I\$(<D)/ -I../../src/ -f $NASM_FORMAT $PREFIX $MARK_FUNCS" |
415 |
|
ASSEMBLY_SOURCES="SRC_${ARCHITECTURE}" |
416 |
|
if test "$ARCHITECTURE" = "X86_64" ; then |
417 |
|
AFLAGS=${AFLAGS}" -DARCH_IS_X86_64" |
418 |
fi |
fi |
|
|
|
419 |
else |
else |
420 |
AC_MSG_WARN([nasm not found - Compiling generic sources only]) |
AC_MSG_WARN([no correct assembler was found - Compiling generic sources only]) |
421 |
ARCHITECTURE="GENERIC" |
ARCHITECTURE="GENERIC" |
422 |
fi |
fi |
|
|
|
423 |
fi |
fi |
424 |
|
|
425 |
dnl |
dnl |
426 |
dnl PPC |
dnl PPC |
427 |
dnl |
dnl |
428 |
|
dnl With the PPC platform we do not use assembly language, we better keep with |
429 |
|
dnl intrinsic altivec functions and types as they are supported by both Apple |
430 |
|
dnl and GNU gcc with very slight changes to code which can be sumed up by: |
431 |
|
dnl |
432 |
|
dnl Apple: |
433 |
|
dnl - compile with the option -faltivec |
434 |
|
dnl - define vectors with parentheses vec = (0,0,0,0) |
435 |
|
dnl GNU |
436 |
|
dnl - compile with -maltivec -mabi=altivec |
437 |
|
dnl - include <altivec.h> before using intrincic |
438 |
|
dnl - define vectors with vec = {0,0,0,0} |
439 |
|
dnl |
440 |
|
dnl * The compile time option will be "injected" into SPECIFIC_CFLAGS variable |
441 |
|
dnl * The need for altivec.h will also be injected into SPECIFIC_CFLAGS through |
442 |
|
dnl a -DHAVE_ALTIVEC_H |
443 |
|
dnl * The vector definition is handled in portab.h thx to |
444 |
|
dnl HAVE_PARENTHESES/BRACES_ALTIVEC_DECL |
445 |
|
dnl |
446 |
|
PPC_ALTIVEC_SOURCES="" |
447 |
if test "$ARCHITECTURE" = "PPC" ; then |
if test "$ARCHITECTURE" = "PPC" ; then |
448 |
AS="\$(CC)" |
AS="\$(CC)" |
449 |
AFLAGS="-c" |
AFLAGS="" |
450 |
ASSEMBLY_EXTENSION="s" |
ASSEMBLY_EXTENSION=".s" |
451 |
ASSEMBLY_SOURCES="SRC_PPC" |
ASSEMBLY_SOURCES="" |
452 |
AC_MSG_CHECKING([for Altivec support]) |
|
453 |
cat > conftest.S << EOF |
AC_MSG_CHECKING([for altivec.h]) |
454 |
.text |
cat > conftest.c << EOF |
455 |
vxor 0,0,0 |
#include <altivec.h> |
456 |
|
int main() { return(0); } |
457 |
EOF |
EOF |
458 |
if $CC -c conftest.S 2>/dev/null 1>/dev/null ; then |
if $CC -faltivec -c conftest.c 2>/dev/null 1>/dev/null || \ |
459 |
|
$CC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then |
460 |
AC_MSG_RESULT(yes) |
AC_MSG_RESULT(yes) |
461 |
SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DARCH_IS_PPC_ALTIVEC" |
SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_ALTIVEC_H" |
462 |
ASSEMBLY_SOURCES="SRC_ALTIVEC" |
TEMP_ALTIVEC="-DHAVE_ALTIVEC_H" |
463 |
else |
else |
464 |
AC_MSG_RESULT(no) |
AC_MSG_RESULT(no) |
465 |
|
TEMP_ALTIVEC="" |
466 |
fi |
fi |
467 |
|
|
468 |
|
AC_MSG_CHECKING([for Altivec compiler support]) |
469 |
|
cat > conftest.c << EOF |
470 |
|
#ifdef HAVE_ALTIVEC_H |
471 |
|
#include <altivec.h> |
472 |
|
#endif |
473 |
|
|
474 |
|
int main() |
475 |
|
{ |
476 |
|
vector unsigned int vartest2 = (vector unsigned int)(0); |
477 |
|
vector unsigned int vartest3 = (vector unsigned int)(1); |
478 |
|
vartest2 = vec_add(vartest2, vartest3); |
479 |
|
return(0); |
480 |
|
} |
481 |
|
EOF |
482 |
|
if $CC $TEMP_ALTIVEC -faltivec -c conftest.c 2>/dev/null 1>/dev/null ; then |
483 |
|
AC_MSG_RESULT([yes (Apple)]) |
484 |
|
SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -faltivec -DHAVE_ALTIVEC_PARENTHESES_DECL $TEMP_ALTIVEC" |
485 |
|
PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" |
486 |
|
else |
487 |
|
cat > conftest.c << EOF |
488 |
|
#ifdef HAVE_ALTIVEC_H |
489 |
|
#include <altivec.h> |
490 |
|
#endif |
491 |
|
|
492 |
|
int main() |
493 |
|
{ |
494 |
|
vector unsigned int vartest2 = (vector unsigned int){0}; |
495 |
|
vector unsigned int vartest3 = (vector unsigned int){1}; |
496 |
|
vartest2 = vec_add(vartest2, vartest3); |
497 |
|
return(0); |
498 |
|
} |
499 |
|
EOF |
500 |
|
if $CC $TEMP_ALTIVEC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then |
501 |
|
AC_MSG_RESULT([yes (GNU)]) |
502 |
|
SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -maltivec -mabi=altivec -DHAVE_ALTIVEC_BRACES_DECL $TEMP_ALTIVEC" |
503 |
|
PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" |
504 |
|
else |
505 |
|
AC_MSG_RESULT([no (ppc support won't be compiled in)]) |
506 |
|
dnl Only C code can be compiled :-( |
507 |
|
ARCHITECTURE="GENERIC" |
508 |
|
fi |
509 |
|
fi |
510 |
|
|
511 |
rm -f conftest.* |
rm -f conftest.* |
512 |
fi |
fi |
513 |
|
|
547 |
AC_CHECK_HEADERS( |
AC_CHECK_HEADERS( |
548 |
stdio.h \ |
stdio.h \ |
549 |
signal.h \ |
signal.h \ |
550 |
|
stdlib.h \ |
551 |
|
string.h \ |
552 |
|
assert.h \ |
553 |
|
math.h \ |
554 |
, , AC_MSG_ERROR(Missing header file)) |
, , AC_MSG_ERROR(Missing header file)) |
555 |
|
|
556 |
dnl ========================================================================== |
dnl ========================================================================== |
557 |
dnl |
dnl |
558 |
|
dnl Check for pthread |
559 |
|
dnl |
560 |
|
dnl ========================================================================== |
561 |
|
|
562 |
|
AC_CHECK_HEADER( |
563 |
|
pthread.h, |
564 |
|
AC_CHECK_LIB( |
565 |
|
pthread, |
566 |
|
pthread_create, |
567 |
|
AC_CHECK_LIB( |
568 |
|
pthread, |
569 |
|
pthread_join, |
570 |
|
SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD" |
571 |
|
SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread", |
572 |
|
AC_MSG_WARN(Pthread not supported. No SMP support)), |
573 |
|
AC_MSG_WARN(Pthread not supported. No SMP support)), |
574 |
|
AC_MSG_WARN(Pthread not supported. No SMP support)) |
575 |
|
|
576 |
|
dnl ========================================================================== |
577 |
|
dnl |
578 |
dnl Now we can set CFLAGS if needed |
dnl Now we can set CFLAGS if needed |
579 |
dnl |
dnl |
580 |
dnl ========================================================================== |
dnl ========================================================================== |
599 |
fi |
fi |
600 |
|
|
601 |
dnl ========================================================================== |
dnl ========================================================================== |
602 |
|
dnl Some gcc flags can't be used for gcc >= 3.4.0 |
603 |
|
dnl ========================================================================== |
604 |
|
|
605 |
|
if test "$GCC" = "yes" ; then |
606 |
|
cat << EOF > test.c |
607 |
|
#include <stdio.h> |
608 |
|
int main(int argc, char **argv) |
609 |
|
{ |
610 |
|
if (*argv[[1]] == 'M') { |
611 |
|
printf("%d", __GNUC__); |
612 |
|
} |
613 |
|
if (*argv[[1]] == 'm') { |
614 |
|
printf("%d", __GNUC_MINOR__); |
615 |
|
} |
616 |
|
return 0; |
617 |
|
} |
618 |
|
EOF |
619 |
|
$CC -o gcc-ver test.c |
620 |
|
|
621 |
|
GCC_MAJOR=`./gcc-ver M` |
622 |
|
GCC_MINOR=`./gcc-ver m` |
623 |
|
|
624 |
|
rm -f test.c |
625 |
|
rm -f gcc-ver |
626 |
|
|
627 |
|
# GCC 4.x |
628 |
|
if test "${GCC_MAJOR}" -gt 3 ; then |
629 |
|
CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
630 |
|
CFLAGS=`echo $CFLAGS | sed s,'-freduce-all-givs','',g` |
631 |
|
CFLAGS=`echo $CFLAGS | sed s,'-fmove-all-movables','',g` |
632 |
|
CFLAGS=`echo $CFLAGS | sed s,'-fnew-ra','',g` |
633 |
|
CFLAGS=`echo $CFLAGS | sed s,'-fwritable-strings','',g` |
634 |
|
fi |
635 |
|
|
636 |
|
# GCC 3.4.x |
637 |
|
if test "${GCC_MAJOR}" -eq 3 && test "${GCC_MINOR}" -gt 3 ; then |
638 |
|
CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
639 |
|
fi |
640 |
|
fi |
641 |
|
|
642 |
|
|
643 |
|
dnl ========================================================================== |
644 |
dnl |
dnl |
645 |
dnl Substitions |
dnl Substitions |
646 |
dnl |
dnl |
664 |
AC_SUBST(SPECIFIC_LDFLAGS) |
AC_SUBST(SPECIFIC_LDFLAGS) |
665 |
AC_SUBST(SPECIFIC_CFLAGS) |
AC_SUBST(SPECIFIC_CFLAGS) |
666 |
AC_SUBST(DCT_IA64_SOURCES) |
AC_SUBST(DCT_IA64_SOURCES) |
667 |
|
AC_SUBST(PPC_ALTIVEC_SOURCES) |
668 |
AC_SUBST(RANLIB) |
AC_SUBST(RANLIB) |
669 |
AC_SUBST(API_MAJOR) |
AC_SUBST(API_MAJOR) |
670 |
AC_SUBST(API_MINOR) |
AC_SUBST(API_MINOR) |