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Original Path: trunk/xvidcore/build/generic/configure.in
1 : | edgomez | 824 | dnl ========================================================================== |
2 : | dnl | ||
3 : | dnl Autoconf script for XviD | ||
4 : | dnl | ||
5 : | edgomez | 1451 | dnl Copyright(C) 2003-2004 Edouard Gomez <ed.gomez@free.fr> |
6 : | edgomez | 824 | dnl |
7 : | dnl ========================================================================== | ||
8 : | |||
9 : | edgomez | 1451 | AC_PREREQ([2.50]) |
10 : | |||
11 : | edgomez | 1609 | AC_INIT([XviD], [1.1.0-beta2], [xvid-devel@xvid.org]) |
12 : | edgomez | 824 | AC_CONFIG_SRCDIR(configure.in) |
13 : | |||
14 : | edgomez | 900 | dnl Do not forget to increase that when needed. |
15 : | edgomez | 1382 | API_MAJOR="4" |
16 : | edgomez | 1536 | API_MINOR="1" |
17 : | edgomez | 900 | |
18 : | edgomez | 824 | dnl NASM version requirement |
19 : | minimum_nasm_patch_version=34 | ||
20 : | Isibaar | 1788 | minimum_nasm_minor_version=99 |
21 : | minimum_nasm_major_version=2 | ||
22 : | edgomez | 824 | nasm_prog="nasm" |
23 : | edgomez | 1535 | yasm_prog="yasm" |
24 : | edgomez | 824 | |
25 : | dnl Default CFLAGS -- Big impact on overall speed | ||
26 : | our_cflags_defaults="-Wall" | ||
27 : | our_cflags_defaults="$our_cflags_defaults -O2" | ||
28 : | edgomez | 1382 | our_cflags_defaults="$our_cflags_defaults -fstrength-reduce" |
29 : | our_cflags_defaults="$our_cflags_defaults -finline-functions" | ||
30 : | our_cflags_defaults="$our_cflags_defaults -freduce-all-givs" | ||
31 : | our_cflags_defaults="$our_cflags_defaults -ffast-math" | ||
32 : | edgomez | 824 | our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer" |
33 : | |||
34 : | dnl ========================================================================== | ||
35 : | dnl Features - configure options | ||
36 : | dnl ========================================================================== | ||
37 : | |||
38 : | FEATURES="" | ||
39 : | |||
40 : | dnl Internal Debug | ||
41 : | AC_ARG_ENABLE(idebug, | ||
42 : | AC_HELP_STRING([--enable-idebug], | ||
43 : | [Enable internal debug function]), | ||
44 : | [if test "$enable_idebug" = "yes" ; then | ||
45 : | FEATURES="$FEATURES -D_DEBUG" | ||
46 : | fi]) | ||
47 : | |||
48 : | dnl Internal Profile | ||
49 : | AC_ARG_ENABLE(iprofile, | ||
50 : | AC_HELP_STRING([--enable-iprofile], | ||
51 : | [Enable internal profiling]), | ||
52 : | [if test "$enable_iprofile" = "yes" ; then | ||
53 : | FEATURES="$FEATURES -D_PROFILING_" | ||
54 : | fi]) | ||
55 : | |||
56 : | edgomez | 1382 | dnl GNU Profiling options |
57 : | AC_ARG_ENABLE(gnuprofile, | ||
58 : | AC_HELP_STRING([--enable-gnuprofile], | ||
59 : | [Enable profiling informations for gprof]), | ||
60 : | [if test "$enable_gnuprofile" = "yes" ; then | ||
61 : | GNU_PROF_CFLAGS="-pg -fprofile-arcs -ftest-coverage" | ||
62 : | GNU_PROF_LDFLAGS="-pg" | ||
63 : | fi]) | ||
64 : | |||
65 : | edgomez | 824 | dnl Assembly code |
66 : | AC_ARG_ENABLE(assembly, | ||
67 : | AC_HELP_STRING([--disable-assembly], | ||
68 : | [Disable assembly code]), | ||
69 : | [if test "$enable_assembly" = "no" ; then | ||
70 : | assembly="no" | ||
71 : | else | ||
72 : | if test "$enable_assembly" = "yes" ; then | ||
73 : | assembly="yes" | ||
74 : | fi | ||
75 : | fi], | ||
76 : | [assembly="yes"]) | ||
77 : | |||
78 : | edgomez | 1024 | dnl Build as a module not a shared lib on darwin |
79 : | AC_ARG_ENABLE(macosx_module, | ||
80 : | AC_HELP_STRING([--enable-macosx_module], | ||
81 : | [Build as a module on MacOS X]), | ||
82 : | [if test "$enable_macosx_module" = "yes" ; then | ||
83 : | macosx_module="yes" | ||
84 : | else | ||
85 : | macosx_module="no" | ||
86 : | edgomez | 1382 | fi], |
87 : | [macosx_module="no"]) | ||
88 : | edgomez | 1024 | |
89 : | edgomez | 824 | dnl ========================================================================== |
90 : | dnl Default install prefix and checks build type | ||
91 : | dnl ========================================================================== | ||
92 : | |||
93 : | AC_PREFIX_DEFAULT("/usr/local") | ||
94 : | AC_CANONICAL_BUILD | ||
95 : | AC_CANONICAL_HOST | ||
96 : | AC_CANONICAL_TARGET | ||
97 : | |||
98 : | dnl ========================================================================== | ||
99 : | dnl Check for the C compiler (could be passed on command line) | ||
100 : | dnl ========================================================================== | ||
101 : | |||
102 : | dnl | ||
103 : | dnl First we test if CFLAGS have been passed on command line | ||
104 : | dnl I do that because autoconf defaults (-g -O2) suck and they would kill | ||
105 : | dnl performance. To prevent that we define a good defult CFLAGS at the end | ||
106 : | dnl of the script if and only if CFLAGS has not been passed on the command | ||
107 : | dnl line | ||
108 : | dnl | ||
109 : | AC_MSG_CHECKING(whether to use default CFLAGS) | ||
110 : | if test x"$CFLAGS" = x"" ; then | ||
111 : | force_default_cc_options="yes" | ||
112 : | AC_MSG_RESULT([yes]) | ||
113 : | else | ||
114 : | force_default_cc_options="no" | ||
115 : | AC_MSG_RESULT([no]) | ||
116 : | fi | ||
117 : | |||
118 : | dnl Now we can safely check for the C compiler | ||
119 : | AC_PROG_CC | ||
120 : | |||
121 : | dnl ========================================================================== | ||
122 : | dnl Check for the install program | ||
123 : | dnl ========================================================================== | ||
124 : | |||
125 : | AC_PROG_INSTALL | ||
126 : | |||
127 : | dnl ========================================================================== | ||
128 : | edgomez | 830 | dnl Check for the ranlib program to generate static library index |
129 : | dnl ========================================================================== | ||
130 : | |||
131 : | AC_PROG_RANLIB | ||
132 : | |||
133 : | dnl ========================================================================== | ||
134 : | edgomez | 824 | dnl |
135 : | dnl This part looks for: | ||
136 : | dnl | ||
137 : | dnl ARCHITECTURE : The platform architecture | ||
138 : | dnl - IA32 for mmx, mmx-ext, mmx2, sse assembly | ||
139 : | dnl - IA64 | ||
140 : | dnl - PPC for PowerPC assembly routines | ||
141 : | dnl - GENERIC for plain C sources only | ||
142 : | dnl | ||
143 : | dnl BUS: Address bus size (in bits) | ||
144 : | dnl - 32 | ||
145 : | dnl - 64 | ||
146 : | dnl | ||
147 : | dnl ENDIANNESS: I think you can guess what this thing means :-) | ||
148 : | dnl - LITTLE_ENDIAN | ||
149 : | dnl - BIG_ENDIAN | ||
150 : | dnl | ||
151 : | dnl ========================================================================== | ||
152 : | |||
153 : | dnl | ||
154 : | dnl Looking what sources have to be compiled according to the CPU type | ||
155 : | dnl | ||
156 : | |||
157 : | ARCHITECTURE="" | ||
158 : | |||
159 : | AC_MSG_CHECKING([for whether to use assembly code]) | ||
160 : | if test x"$assembly" = x"yes" ; then | ||
161 : | AC_MSG_RESULT([yes]) | ||
162 : | AC_MSG_CHECKING([for architecture type]) | ||
163 : | case "$target_cpu" in | ||
164 : | i[[3456]]86) | ||
165 : | AC_MSG_RESULT(ia32) | ||
166 : | ARCHITECTURE="IA32" | ||
167 : | edgomez | 1586 | ;; |
168 : | x86_64) | ||
169 : | AC_MSG_RESULT(x86_64) | ||
170 : | ARCHITECTURE="X86_64" | ||
171 : | edgomez | 824 | ;; |
172 : | powerpc) | ||
173 : | AC_MSG_RESULT(PowerPC) | ||
174 : | edgomez | 1412 | ARCHITECTURE="PPC" |
175 : | edgomez | 824 | ;; |
176 : | ia64) | ||
177 : | AC_MSG_RESULT(ia64) | ||
178 : | ARCHITECTURE="IA64" | ||
179 : | ;; | ||
180 : | *) | ||
181 : | AC_MSG_RESULT($target_cpu) | ||
182 : | ARCHITECTURE="GENERIC" | ||
183 : | ;; | ||
184 : | esac | ||
185 : | else | ||
186 : | AC_MSG_RESULT([no]) | ||
187 : | ARCHITECTURE="GENERIC" | ||
188 : | fi | ||
189 : | |||
190 : | dnl | ||
191 : | dnl Testing address bus length | ||
192 : | dnl | ||
193 : | BUS="" | ||
194 : | |||
195 : | AC_CHECK_SIZEOF([int *]) | ||
196 : | case "$ac_cv_sizeof_int_p" in | ||
197 : | 4) | ||
198 : | BUS="32BIT" | ||
199 : | ;; | ||
200 : | 8) | ||
201 : | BUS="64BIT" | ||
202 : | ;; | ||
203 : | *) | ||
204 : | AC_MSG_ERROR([XviD supports only 32/64 bit architectures]) | ||
205 : | ;; | ||
206 : | esac | ||
207 : | |||
208 : | dnl | ||
209 : | dnl Testing endianness | ||
210 : | dnl | ||
211 : | ENDIANNESS="" | ||
212 : | |||
213 : | AC_C_BIGENDIAN(ENDIANNESS="BIG_ENDIAN", ENDIANNESS="LITTLE_ENDIAN") | ||
214 : | |||
215 : | dnl ========================================================================== | ||
216 : | dnl | ||
217 : | dnl Check for OS specific variables | ||
218 : | dnl - SHARED_EXTENSION, STATIC_EXTENSION, OBJECT_EXTENSION | ||
219 : | dnl | ||
220 : | dnl ========================================================================== | ||
221 : | |||
222 : | AC_MSG_CHECKING(for build extensions) | ||
223 : | SHARED_EXTENSION="" | ||
224 : | STATIC_EXTENSION="" | ||
225 : | OBJECT_EXTENSION="" | ||
226 : | case "$target_os" in | ||
227 : | *bsd*|linux*|beos|irix*|solaris*) | ||
228 : | AC_MSG_RESULT([.so .a .o]) | ||
229 : | STATIC_EXTENSION="a" | ||
230 : | SHARED_EXTENSION="so" | ||
231 : | OBJECT_EXTENSION="o" | ||
232 : | ;; | ||
233 : | edgomez | 1382 | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
234 : | edgomez | 900 | AC_MSG_RESULT([.dll .a .obj]) |
235 : | STATIC_EXTENSION="a" | ||
236 : | edgomez | 824 | SHARED_EXTENSION="dll" |
237 : | OBJECT_EXTENSION="obj" | ||
238 : | ;; | ||
239 : | darwin*|raphsody*) | ||
240 : | edgomez | 1024 | if test x"$macosx_module" = x"yes"; then |
241 : | AC_MSG_RESULT([.so .a .o]) | ||
242 : | SHARED_EXTENSION="so" | ||
243 : | else | ||
244 : | AC_MSG_RESULT([.dynlib .a .o]) | ||
245 : | SHARED_EXTENSION="dylib" | ||
246 : | fi | ||
247 : | edgomez | 824 | STATIC_EXTENSION="a" |
248 : | OBJECT_EXTENSION="o" | ||
249 : | ;; | ||
250 : | *) | ||
251 : | AC_MSG_RESULT([Unknown OS - Using .so .a .o]) | ||
252 : | STATIC_EXTENSION="a" | ||
253 : | SHARED_EXTENSION="so" | ||
254 : | OBJECT_EXTENSION="o" | ||
255 : | ;; | ||
256 : | esac | ||
257 : | |||
258 : | edgomez | 1382 | dnl ========================================================================== |
259 : | dnl | ||
260 : | dnl Determines best options for CC and LD | ||
261 : | dnl - STATIC_LIB, SHARED_LIB, SPECIFIC_CFLAGS, SPECIFIC_LDLAGS | ||
262 : | dnl | ||
263 : | dnl ========================================================================== | ||
264 : | |||
265 : | edgomez | 824 | AC_MSG_CHECKING(for platform specific LDFLAGS/CFLAGS) |
266 : | edgomez | 830 | SPECIFIC_LDFLAGS="" |
267 : | SPECIFIC_CFLAGS="" | ||
268 : | edgomez | 1382 | PRE_SHARED_LIB="" |
269 : | edgomez | 824 | case "$target_os" in |
270 : | Skal | 1617 | linux*|solaris*) |
271 : | edgomez | 1382 | AC_MSG_RESULT([ok]) |
272 : | edgomez | 900 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
273 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" | ||
274 : | Skal | 1617 | SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -Wl,--version-script=libxvidcore.ld -lc -lm" |
275 : | SPECIFIC_CFLAGS="-fPIC" | ||
276 : | ;; | ||
277 : | *bsd*|irix*) | ||
278 : | AC_MSG_RESULT([ok]) | ||
279 : | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" | ||
280 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" | ||
281 : | edgomez | 1006 | SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -lc -lm" |
282 : | edgomez | 830 | SPECIFIC_CFLAGS="-fPIC" |
283 : | edgomez | 824 | ;; |
284 : | edgomez | 1382 | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
285 : | AC_MSG_RESULT([ok]) | ||
286 : | STATIC_LIB="xvidcore.\$(STATIC_EXTENSION)" | ||
287 : | SHARED_LIB="xvidcore.\$(SHARED_EXTENSION)" | ||
288 : | edgomez | 900 | SPECIFIC_LDFLAGS="-mno-cygwin -shared -Wl,--dll,--out-implib,\$@.a libxvidcore.def" |
289 : | edgomez | 830 | SPECIFIC_CFLAGS="-mno-cygwin" |
290 : | edgomez | 824 | ;; |
291 : | darwin*|raphsody*) | ||
292 : | edgomez | 900 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
293 : | SPECIFIC_CFLAGS="-fPIC -fno-common -no-cpp-precomp" | ||
294 : | edgomez | 1024 | if test x"$macosx_module" = x"no"; then |
295 : | AC_MSG_RESULT([dylib options]) | ||
296 : | SHARED_LIB="libxvidcore.\$(API_MAJOR).\$(SHARED_EXTENSION)" | ||
297 : | edgomez | 1382 | SPECIFIC_LDFLAGS="-dynamiclib -flat_namespace -compatibility_version \$(API_MAJOR) -current_version \$(API_MAJOR).\$(API_MINOR) -install_name \$(libdir)/\$(SHARED_LIB)" |
298 : | edgomez | 1024 | else |
299 : | edgomez | 1382 | AC_MSG_RESULT([module options]) |
300 : | PRE_SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)-temp.o" | ||
301 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR)" | ||
302 : | SPECIFIC_LDFLAGS="-r -keep_private_externs -nostdlib && \$(CC) \$(LDFLAGS) \$(PRE_SHARED_LIB) -o libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -bundle -flat_namespace -undefined suppress" | ||
303 : | edgomez | 1024 | fi |
304 : | edgomez | 824 | ;; |
305 : | beos) | ||
306 : | edgomez | 1382 | AC_MSG_RESULT([ok]) |
307 : | edgomez | 900 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
308 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)" | ||
309 : | edgomez | 830 | SPECIFIC_LDFLAGS="-nostart" |
310 : | SPECIFIC_CFLAGS="-fPIC" | ||
311 : | edgomez | 824 | ;; |
312 : | *) | ||
313 : | edgomez | 1382 | AC_MSG_RESULT([Unknown Platform (Using default -shared -lc -lm)]) |
314 : | edgomez | 1535 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
315 : | edgomez | 900 | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)" |
316 : | edgomez | 830 | SPECIFIC_LDFLAGS="" |
317 : | SPECIFIC_CFLAGS="" | ||
318 : | edgomez | 824 | ;; |
319 : | esac | ||
320 : | |||
321 : | edgomez | 1382 | if test x"$PRE_SHARED_LIB" = x; then |
322 : | PRE_SHARED_LIB=$SHARED_LIB | ||
323 : | fi | ||
324 : | |||
325 : | edgomez | 824 | dnl ========================================================================== |
326 : | dnl | ||
327 : | edgomez | 1382 | dnl Assembler stuff |
328 : | dnl - AS, AFLAGS, ASSEMBLY_EXTENSION, SOURCES | ||
329 : | edgomez | 824 | dnl |
330 : | dnl ========================================================================== | ||
331 : | |||
332 : | AS="" | ||
333 : | AFLAGS="" | ||
334 : | ASSEMBLY_EXTENSION="" | ||
335 : | GENERIC_SOURCES="SRC_GENERIC" | ||
336 : | ASSEMBLY_SOURCES="" | ||
337 : | |||
338 : | dnl | ||
339 : | dnl IA32 | ||
340 : | dnl | ||
341 : | |||
342 : | edgomez | 1586 | if test "$ARCHITECTURE" = "IA32" -o "$ARCHITECTURE" = "X86_64" ; then |
343 : | edgomez | 824 | |
344 : | dnl | ||
345 : | edgomez | 1535 | dnl Checking for nasm compatible programs |
346 : | dnl yasm is preferred over nasm, because... i can use it | ||
347 : | dnl to profile assembly code ;-) | ||
348 : | edgomez | 824 | dnl |
349 : | |||
350 : | edgomez | 1535 | found_nasm_comp_prog="no" |
351 : | chosen_asm_prog="" | ||
352 : | edgomez | 824 | |
353 : | edgomez | 1535 | dnl Check for yasm first |
354 : | AC_CHECK_PROG([ac_yasm], [$yasm_prog], [yes], [no], , [yes]) | ||
355 : | if test "$ac_yasm" = "yes" ; then | ||
356 : | found_nasm_comp_prog="yes" | ||
357 : | chosen_asm_prog="$yasm_prog" | ||
358 : | fi | ||
359 : | edgomez | 1382 | |
360 : | edgomez | 1535 | dnl if yasm hasn't been found, then check for nasm (not buggy version) |
361 : | edgomez | 1586 | if test "$found_nasm_comp_prog" = "no" -a "$ARCHITECTURE" != "X86_64" ; then |
362 : | edgomez | 1535 | AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes]) |
363 : | if test "$ac_nasm" = "yes" ; then | ||
364 : | dnl | ||
365 : | dnl Checking nasm patch version | ||
366 : | dnl | ||
367 : | AC_MSG_CHECKING([for nasm patch version]) | ||
368 : | nasm_patch=`$nasm_prog -r | cut -d '.' -f 3 | cut -d ' ' -f 1` | ||
369 : | Isibaar | 1788 | nasm_minor=`$nasm_prog -v | cut -d '.' -f 2 | cut -d ' ' -f 1` |
370 : | nasm_major=`$nasm_prog -v | cut -d '.' -f 1 | cut -d ' ' -f 3` | ||
371 : | edgomez | 1535 | if test -z $nasm_patch ; then |
372 : | nasm_patch=-1 | ||
373 : | fi | ||
374 : | Isibaar | 1788 | if test -z $nasm_minor ; then |
375 : | nasm_minor=-1 | ||
376 : | fi | ||
377 : | if test -z $nasm_major ; then | ||
378 : | nasm_major=-1 | ||
379 : | fi | ||
380 : | edgomez | 1535 | AC_MSG_RESULT([$nasm_patch]) |
381 : | edgomez | 824 | |
382 : | edgomez | 1535 | if test "$nasm_patch" -lt "$minimum_nasm_patch_version" ; then |
383 : | Isibaar | 1788 | if test "$nasm_minor" -lt "$minimum_nasm_minor_version" ; then |
384 : | if test "$nasm_major" -lt "$minimum_nasm_major_version" ; then | ||
385 : | AC_MSG_WARN([nasm version is too old]) | ||
386 : | else | ||
387 : | found_nasm_comp_prog="yes" | ||
388 : | chosen_asm_prog="$nasm_prog" | ||
389 : | fi | ||
390 : | else | ||
391 : | found_nasm_comp_prog="yes" | ||
392 : | chosen_asm_prog="$nasm_prog" | ||
393 : | fi | ||
394 : | edgomez | 1535 | else |
395 : | found_nasm_comp_prog="yes" | ||
396 : | chosen_asm_prog="$nasm_prog" | ||
397 : | fi | ||
398 : | edgomez | 824 | fi |
399 : | edgomez | 1535 | fi |
400 : | edgomez | 824 | |
401 : | edgomez | 1535 | dnl |
402 : | dnl Ok now sort what object format we must use | ||
403 : | dnl | ||
404 : | if test "$found_nasm_comp_prog" = "yes" ; then | ||
405 : | AC_MSG_CHECKING([for asm object format]) | ||
406 : | case "$target_os" in | ||
407 : | *bsd*|linux*|beos|irix*|solaris*) | ||
408 : | AC_MSG_RESULT([elf]) | ||
409 : | NASM_FORMAT="elf" | ||
410 : | MARK_FUNCS="-DMARK_FUNCS" | ||
411 : | PREFIX="" | ||
412 : | ;; | ||
413 : | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) | ||
414 : | AC_MSG_RESULT([win32]) | ||
415 : | NASM_FORMAT="win32" | ||
416 : | PREFIX="-DPREFIX" | ||
417 : | MARK_FUNCS="" | ||
418 : | ;; | ||
419 : | Isibaar | 1768 | *darwin*) |
420 : | AC_MSG_RESULT([macho]) | ||
421 : | NASM_FORMAT="macho" | ||
422 : | PREFIX="-DPREFIX" | ||
423 : | MARK_FUNCS="" | ||
424 : | ;; | ||
425 : | edgomez | 1535 | esac |
426 : | |||
427 : | AS="$chosen_asm_prog" | ||
428 : | edgomez | 1586 | ASSEMBLY_EXTENSION="asm" |
429 : | edgomez | 1535 | AFLAGS="-I\$(<D)/ -f $NASM_FORMAT $PREFIX $MARK_FUNCS" |
430 : | edgomez | 1586 | ASSEMBLY_SOURCES="SRC_${ARCHITECTURE}" |
431 : | if test "$ARCHITECTURE" = "X86_64" ; then | ||
432 : | AFLAGS=${AFLAGS}" -m amd64" | ||
433 : | fi | ||
434 : | edgomez | 1535 | else |
435 : | AC_MSG_WARN([no correct assembler was found - Compiling generic sources only]) | ||
436 : | ARCHITECTURE="GENERIC" | ||
437 : | edgomez | 824 | fi |
438 : | fi | ||
439 : | |||
440 : | dnl | ||
441 : | dnl PPC | ||
442 : | dnl | ||
443 : | edgomez | 1412 | dnl With the PPC platform we do not use assembly language, we better keep with |
444 : | dnl intrinsic altivec functions and types as they are supported by both Apple | ||
445 : | dnl and GNU gcc with very slight changes to code which can be sumed up by: | ||
446 : | dnl | ||
447 : | dnl Apple: | ||
448 : | dnl - compile with the option -faltivec | ||
449 : | dnl - define vectors with parentheses vec = (0,0,0,0) | ||
450 : | dnl GNU | ||
451 : | dnl - compile with -maltivec -mabi=altivec | ||
452 : | dnl - include <altivec.h> before using intrincic | ||
453 : | dnl - define vectors with vec = {0,0,0,0} | ||
454 : | dnl | ||
455 : | dnl * The compile time option will be "injected" into SPECIFIC_CFLAGS variable | ||
456 : | dnl * The need for altivec.h will also be injected into SPECIFIC_CFLAGS through | ||
457 : | dnl a -DHAVE_ALTIVEC_H | ||
458 : | dnl * The vector definition is handled in portab.h thx to | ||
459 : | dnl HAVE_PARENTHESES/BRACES_ALTIVEC_DECL | ||
460 : | dnl | ||
461 : | PPC_ALTIVEC_SOURCES="" | ||
462 : | edgomez | 824 | if test "$ARCHITECTURE" = "PPC" ; then |
463 : | AS="\$(CC)" | ||
464 : | edgomez | 1412 | AFLAGS="" |
465 : | ASSEMBLY_EXTENSION=".s" | ||
466 : | ASSEMBLY_SOURCES="" | ||
467 : | |||
468 : | AC_MSG_CHECKING([for altivec.h]) | ||
469 : | cat > conftest.c << EOF | ||
470 : | #include <altivec.h> | ||
471 : | int main() { return(0); } | ||
472 : | edgomez | 824 | EOF |
473 : | edgomez | 1412 | if $CC -faltivec -c conftest.c 2>/dev/null 1>/dev/null || \ |
474 : | $CC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
475 : | edgomez | 824 | AC_MSG_RESULT(yes) |
476 : | edgomez | 1412 | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_ALTIVEC_H" |
477 : | TEMP_ALTIVEC="-DHAVE_ALTIVEC_H" | ||
478 : | edgomez | 824 | else |
479 : | AC_MSG_RESULT(no) | ||
480 : | edgomez | 1412 | TEMP_ALTIVEC="" |
481 : | edgomez | 824 | fi |
482 : | edgomez | 1412 | |
483 : | AC_MSG_CHECKING([for Altivec compiler support]) | ||
484 : | cat > conftest.c << EOF | ||
485 : | #ifdef HAVE_ALTIVEC_H | ||
486 : | #include <altivec.h> | ||
487 : | #endif | ||
488 : | |||
489 : | int main() | ||
490 : | { | ||
491 : | vector unsigned int vartest2 = (vector unsigned int)(0); | ||
492 : | vector unsigned int vartest3 = (vector unsigned int)(1); | ||
493 : | vartest2 = vec_add(vartest2, vartest3); | ||
494 : | return(0); | ||
495 : | } | ||
496 : | EOF | ||
497 : | if $CC $TEMP_ALTIVEC -faltivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
498 : | AC_MSG_RESULT([yes (Apple)]) | ||
499 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -faltivec -DHAVE_ALTIVEC_PARENTHESES_DECL $TEMP_ALTIVEC" | ||
500 : | PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" | ||
501 : | else | ||
502 : | cat > conftest.c << EOF | ||
503 : | #ifdef HAVE_ALTIVEC_H | ||
504 : | #include <altivec.h> | ||
505 : | #endif | ||
506 : | |||
507 : | int main() | ||
508 : | { | ||
509 : | vector unsigned int vartest2 = (vector unsigned int){0}; | ||
510 : | vector unsigned int vartest3 = (vector unsigned int){1}; | ||
511 : | vartest2 = vec_add(vartest2, vartest3); | ||
512 : | return(0); | ||
513 : | } | ||
514 : | EOF | ||
515 : | if $CC $TEMP_ALTIVEC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
516 : | AC_MSG_RESULT([yes (GNU)]) | ||
517 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -maltivec -mabi=altivec -DHAVE_ALTIVEC_BRACES_DECL $TEMP_ALTIVEC" | ||
518 : | PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" | ||
519 : | else | ||
520 : | AC_MSG_RESULT([no (ppc support won't be compiled in)]) | ||
521 : | dnl Only C code can be compiled :-( | ||
522 : | ARCHITECTURE="GENERIC" | ||
523 : | fi | ||
524 : | fi | ||
525 : | |||
526 : | edgomez | 824 | rm -f conftest.* |
527 : | fi | ||
528 : | |||
529 : | dnl | ||
530 : | dnl IA64 | ||
531 : | dnl | ||
532 : | |||
533 : | if test "$ARCHITECTURE" = "IA64" ; then | ||
534 : | AS="\$(CC)" | ||
535 : | AFLAGS="-c" | ||
536 : | ASSEMBLY_EXTENSION="s" | ||
537 : | ASSEMBLY_SOURCES="SRC_IA64" | ||
538 : | edgomez | 830 | |
539 : | case `basename $CC` in | ||
540 : | *ecc*) | ||
541 : | edgomez | 1382 | DCT_IA64_SOURCES="SRC_IA64_IDCT_ECC" |
542 : | edgomez | 830 | |
543 : | dnl If the compiler is ecc, then i don't know its options | ||
544 : | dnl fallback to "no options" | ||
545 : | if test "$force_default_cc_options" = "yes" ; then | ||
546 : | our_cflags_defaults="" | ||
547 : | fi | ||
548 : | ;; | ||
549 : | *) | ||
550 : | edgomez | 1382 | DCT_IA64_SOURCES="SRC_IA64_IDCT_GCC" |
551 : | edgomez | 830 | ;; |
552 : | esac | ||
553 : | |||
554 : | edgomez | 824 | fi |
555 : | |||
556 : | dnl ========================================================================== | ||
557 : | dnl | ||
558 : | dnl Check for header files | ||
559 : | dnl | ||
560 : | dnl ========================================================================== | ||
561 : | |||
562 : | AC_CHECK_HEADERS( | ||
563 : | stdio.h \ | ||
564 : | signal.h \ | ||
565 : | edgomez | 1451 | stdlib.h \ |
566 : | string.h \ | ||
567 : | assert.h \ | ||
568 : | math.h \ | ||
569 : | edgomez | 824 | , , AC_MSG_ERROR(Missing header file)) |
570 : | |||
571 : | dnl ========================================================================== | ||
572 : | dnl | ||
573 : | syskin | 1694 | dnl Check for pthread |
574 : | dnl | ||
575 : | dnl ========================================================================== | ||
576 : | |||
577 : | AC_CHECK_HEADER( | ||
578 : | pthread.h, | ||
579 : | AC_CHECK_LIB( | ||
580 : | pthread, | ||
581 : | pthread_create, | ||
582 : | AC_CHECK_LIB( | ||
583 : | pthread, | ||
584 : | pthread_join, | ||
585 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD" | ||
586 : | SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread", | ||
587 : | AC_MSG_WARN(Pthread not supported. No SMP support)), | ||
588 : | AC_MSG_WARN(Pthread not supported. No SMP support)), | ||
589 : | AC_MSG_WARN(Pthread not supported. No SMP support)) | ||
590 : | |||
591 : | dnl ========================================================================== | ||
592 : | dnl | ||
593 : | edgomez | 830 | dnl Now we can set CFLAGS if needed |
594 : | dnl | ||
595 : | dnl ========================================================================== | ||
596 : | |||
597 : | if test "$force_default_cc_options" = "yes" ; then | ||
598 : | CFLAGS="$our_cflags_defaults" | ||
599 : | fi | ||
600 : | |||
601 : | dnl ========================================================================== | ||
602 : | dnl | ||
603 : | edgomez | 1382 | dnl Profiling stuff goes here |
604 : | dnl - adds options to SPECIFIC_CFLAGS, SPECIFIC_LDLAGS | ||
605 : | dnl - removes incompatible options from CFLAGS | ||
606 : | dnl | ||
607 : | dnl ========================================================================== | ||
608 : | |||
609 : | SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS $GNU_PROF_LDFLAGS" | ||
610 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS $GNU_PROF_CFLAGS" | ||
611 : | |||
612 : | if test "$enable_gnuprofile" = "yes" ; then | ||
613 : | CFLAGS=`echo $CFLAGS | sed s/'-fomit-frame-pointer'/''/` | ||
614 : | fi | ||
615 : | |||
616 : | dnl ========================================================================== | ||
617 : | Skal | 1615 | dnl Some gcc flags can't be used for gcc >= 3.4.0 |
618 : | dnl ========================================================================== | ||
619 : | |||
620 : | if test "$GCC" = "yes" ; then | ||
621 : | cat << EOF > test.c | ||
622 : | #include <stdio.h> | ||
623 : | int main(int argc, char **argv) | ||
624 : | { | ||
625 : | if (*argv[[1]] == 'M') { | ||
626 : | printf("%d", __GNUC__); | ||
627 : | } | ||
628 : | if (*argv[[1]] == 'm') { | ||
629 : | printf("%d", __GNUC_MINOR__); | ||
630 : | } | ||
631 : | return 0; | ||
632 : | } | ||
633 : | EOF | ||
634 : | $CC -o gcc-ver test.c | ||
635 : | |||
636 : | GCC_MAJOR=`./gcc-ver M` | ||
637 : | GCC_MINOR=`./gcc-ver m` | ||
638 : | |||
639 : | rm -f test.c | ||
640 : | rm -f gcc-ver | ||
641 : | |||
642 : | # GCC 4.x | ||
643 : | Skal | 1617 | if test "${GCC_MAJOR}" -gt 3 ; then |
644 : | Skal | 1615 | CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
645 : | CFLAGS=`echo $CFLAGS | sed s,'-freduce-all-givs','',g` | ||
646 : | CFLAGS=`echo $CFLAGS | sed s,'-fmove-all-movables','',g` | ||
647 : | CFLAGS=`echo $CFLAGS | sed s,'-fnew-ra','',g` | ||
648 : | CFLAGS=`echo $CFLAGS | sed s,'-fwritable-strings','',g` | ||
649 : | fi | ||
650 : | |||
651 : | # GCC 3.4.x | ||
652 : | Skal | 1617 | if test "${GCC_MAJOR}" -eq 3 && test "${GCC_MINOR}" -gt 3 ; then |
653 : | Skal | 1615 | CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
654 : | fi | ||
655 : | fi | ||
656 : | |||
657 : | |||
658 : | dnl ========================================================================== | ||
659 : | edgomez | 1382 | dnl |
660 : | edgomez | 824 | dnl Substitions |
661 : | dnl | ||
662 : | dnl ========================================================================== | ||
663 : | |||
664 : | AC_SUBST(FEATURES) | ||
665 : | AC_SUBST(ARCHITECTURE) | ||
666 : | AC_SUBST(BUS) | ||
667 : | AC_SUBST(ENDIANNESS) | ||
668 : | AC_SUBST(SHARED_EXTENSION) | ||
669 : | AC_SUBST(STATIC_EXTENSION) | ||
670 : | AC_SUBST(OBJECT_EXTENSION) | ||
671 : | AC_SUBST(NASM_FORMAT) | ||
672 : | AC_SUBST(AS) | ||
673 : | AC_SUBST(AFLAGS) | ||
674 : | AC_SUBST(ASSEMBLY_EXTENSION) | ||
675 : | AC_SUBST(GENERIC_SOURCES) | ||
676 : | AC_SUBST(ASSEMBLY_SOURCES) | ||
677 : | AC_SUBST(CC) | ||
678 : | AC_SUBST(CFLAGS) | ||
679 : | edgomez | 830 | AC_SUBST(SPECIFIC_LDFLAGS) |
680 : | AC_SUBST(SPECIFIC_CFLAGS) | ||
681 : | AC_SUBST(DCT_IA64_SOURCES) | ||
682 : | edgomez | 1412 | AC_SUBST(PPC_ALTIVEC_SOURCES) |
683 : | edgomez | 830 | AC_SUBST(RANLIB) |
684 : | edgomez | 900 | AC_SUBST(API_MAJOR) |
685 : | AC_SUBST(API_MINOR) | ||
686 : | AC_SUBST(STATIC_LIB) | ||
687 : | edgomez | 1382 | AC_SUBST(PRE_SHARED_LIB) |
688 : | edgomez | 900 | AC_SUBST(SHARED_LIB) |
689 : | edgomez | 824 | |
690 : | dnl ========================================================================== | ||
691 : | dnl | ||
692 : | dnl Output files | ||
693 : | dnl | ||
694 : | dnl ========================================================================== | ||
695 : | |||
696 : | AC_CONFIG_FILES(platform.inc) | ||
697 : | |||
698 : | AC_OUTPUT |
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