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Revision 845 - (view) (download)
| 1 : | edgomez | 824 | dnl ========================================================================== |
| 2 : | dnl | ||
| 3 : | dnl Autoconf script for XviD | ||
| 4 : | dnl | ||
| 5 : | dnl Copyright(C) 2003 Edouard Gomez <ed.gomez@free.fr> | ||
| 6 : | dnl | ||
| 7 : | dnl ========================================================================== | ||
| 8 : | |||
| 9 : | edgomez | 845 | AC_INIT([XviD], [0.9.1], [xvid-devel@xvid.org]) |
| 10 : | edgomez | 824 | AC_CONFIG_SRCDIR(configure.in) |
| 11 : | |||
| 12 : | dnl NASM version requirement | ||
| 13 : | minimum_nasm_patch_version=34 | ||
| 14 : | nasm_prog="nasm" | ||
| 15 : | |||
| 16 : | dnl Default CFLAGS -- Big impact on overall speed | ||
| 17 : | our_cflags_defaults="-Wall" | ||
| 18 : | our_cflags_defaults="$our_cflags_defaults -O2" | ||
| 19 : | our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer" | ||
| 20 : | our_cflags_defaults="$our_cflags_defaults -ffast-math" | ||
| 21 : | our_cflags_defaults="$our_cflags_defaults -funroll-loops" | ||
| 22 : | our_cflags_defaults="$our_cflags_defaults -fschedule-insns" | ||
| 23 : | our_cflags_defaults="$our_cflags_defaults -fschedule-insns2" | ||
| 24 : | |||
| 25 : | dnl ========================================================================== | ||
| 26 : | dnl Features - configure options | ||
| 27 : | dnl ========================================================================== | ||
| 28 : | |||
| 29 : | FEATURES="" | ||
| 30 : | DIVX4COMPAT_SOURCES="" | ||
| 31 : | edgomez | 830 | DIVX4_ENCORE="" |
| 32 : | DIVX4_DECORE="" | ||
| 33 : | edgomez | 824 | |
| 34 : | dnl BIGLUT aka old VLC code | ||
| 35 : | AC_ARG_ENABLE(oldvlc, | ||
| 36 : | AC_HELP_STRING([--enable-oldvlc], | ||
| 37 : | [Enable old VLC code (Needs much more memory ~10MB)]), | ||
| 38 : | [if test "$enable_oldvlc" = "yes" ; then | ||
| 39 : | FEATURES="$FEATURES -DBIGLUT" | ||
| 40 : | fi]) | ||
| 41 : | |||
| 42 : | dnl Internal Debug | ||
| 43 : | AC_ARG_ENABLE(idebug, | ||
| 44 : | AC_HELP_STRING([--enable-idebug], | ||
| 45 : | [Enable internal debug function]), | ||
| 46 : | [if test "$enable_idebug" = "yes" ; then | ||
| 47 : | FEATURES="$FEATURES -D_DEBUG" | ||
| 48 : | fi]) | ||
| 49 : | |||
| 50 : | dnl Internal Profile | ||
| 51 : | AC_ARG_ENABLE(iprofile, | ||
| 52 : | AC_HELP_STRING([--enable-iprofile], | ||
| 53 : | [Enable internal profiling]), | ||
| 54 : | [if test "$enable_iprofile" = "yes" ; then | ||
| 55 : | FEATURES="$FEATURES -D_PROFILING_" | ||
| 56 : | fi]) | ||
| 57 : | |||
| 58 : | dnl Assembly code | ||
| 59 : | AC_ARG_ENABLE(assembly, | ||
| 60 : | AC_HELP_STRING([--disable-assembly], | ||
| 61 : | [Disable assembly code]), | ||
| 62 : | [if test "$enable_assembly" = "no" ; then | ||
| 63 : | assembly="no" | ||
| 64 : | else | ||
| 65 : | if test "$enable_assembly" = "yes" ; then | ||
| 66 : | assembly="yes" | ||
| 67 : | fi | ||
| 68 : | fi], | ||
| 69 : | [assembly="yes"]) | ||
| 70 : | |||
| 71 : | dnl Internal Debug | ||
| 72 : | AC_ARG_ENABLE(divx4compat, | ||
| 73 : | AC_HELP_STRING([--enable-divx4compat], | ||
| 74 : | [Enable DivX4 compatibility API]), | ||
| 75 : | [if test "$enable_divx4compat" = "yes" ; then | ||
| 76 : | DIVX4COMPAT_SOURCES="SRC_DIVX4COMPAT" | ||
| 77 : | edgomez | 830 | DIVX4_ENCORE="encore;" |
| 78 : | DIVX4_DECORE="decore;" | ||
| 79 : | edgomez | 824 | fi]) |
| 80 : | |||
| 81 : | |||
| 82 : | dnl ========================================================================== | ||
| 83 : | dnl Default install prefix and checks build type | ||
| 84 : | dnl ========================================================================== | ||
| 85 : | |||
| 86 : | AC_PREFIX_DEFAULT("/usr/local") | ||
| 87 : | AC_CANONICAL_BUILD | ||
| 88 : | AC_CANONICAL_HOST | ||
| 89 : | AC_CANONICAL_TARGET | ||
| 90 : | |||
| 91 : | dnl ========================================================================== | ||
| 92 : | dnl Check for the C compiler (could be passed on command line) | ||
| 93 : | dnl ========================================================================== | ||
| 94 : | |||
| 95 : | dnl | ||
| 96 : | dnl First we test if CFLAGS have been passed on command line | ||
| 97 : | dnl I do that because autoconf defaults (-g -O2) suck and they would kill | ||
| 98 : | dnl performance. To prevent that we define a good defult CFLAGS at the end | ||
| 99 : | dnl of the script if and only if CFLAGS has not been passed on the command | ||
| 100 : | dnl line | ||
| 101 : | dnl | ||
| 102 : | AC_MSG_CHECKING(whether to use default CFLAGS) | ||
| 103 : | if test x"$CFLAGS" = x"" ; then | ||
| 104 : | force_default_cc_options="yes" | ||
| 105 : | AC_MSG_RESULT([yes]) | ||
| 106 : | else | ||
| 107 : | force_default_cc_options="no" | ||
| 108 : | AC_MSG_RESULT([no]) | ||
| 109 : | fi | ||
| 110 : | |||
| 111 : | dnl Now we can safely check for the C compiler | ||
| 112 : | AC_PROG_CC | ||
| 113 : | |||
| 114 : | dnl ========================================================================== | ||
| 115 : | dnl Check for the install program | ||
| 116 : | dnl ========================================================================== | ||
| 117 : | |||
| 118 : | AC_PROG_INSTALL | ||
| 119 : | |||
| 120 : | dnl ========================================================================== | ||
| 121 : | edgomez | 830 | dnl Check for the ranlib program to generate static library index |
| 122 : | dnl ========================================================================== | ||
| 123 : | |||
| 124 : | AC_PROG_RANLIB | ||
| 125 : | |||
| 126 : | dnl ========================================================================== | ||
| 127 : | edgomez | 824 | dnl |
| 128 : | dnl This part looks for: | ||
| 129 : | dnl | ||
| 130 : | dnl ARCHITECTURE : The platform architecture | ||
| 131 : | dnl - IA32 for mmx, mmx-ext, mmx2, sse assembly | ||
| 132 : | dnl - IA64 | ||
| 133 : | dnl - PPC for PowerPC assembly routines | ||
| 134 : | dnl - GENERIC for plain C sources only | ||
| 135 : | dnl | ||
| 136 : | dnl BUS: Address bus size (in bits) | ||
| 137 : | dnl - 32 | ||
| 138 : | dnl - 64 | ||
| 139 : | dnl | ||
| 140 : | dnl ENDIANNESS: I think you can guess what this thing means :-) | ||
| 141 : | dnl - LITTLE_ENDIAN | ||
| 142 : | dnl - BIG_ENDIAN | ||
| 143 : | dnl | ||
| 144 : | dnl ========================================================================== | ||
| 145 : | |||
| 146 : | dnl | ||
| 147 : | dnl Looking what sources have to be compiled according to the CPU type | ||
| 148 : | dnl | ||
| 149 : | |||
| 150 : | ARCHITECTURE="" | ||
| 151 : | |||
| 152 : | AC_MSG_CHECKING([for whether to use assembly code]) | ||
| 153 : | if test x"$assembly" = x"yes" ; then | ||
| 154 : | AC_MSG_RESULT([yes]) | ||
| 155 : | AC_MSG_CHECKING([for architecture type]) | ||
| 156 : | case "$target_cpu" in | ||
| 157 : | i[[3456]]86) | ||
| 158 : | AC_MSG_RESULT(ia32) | ||
| 159 : | ARCHITECTURE="IA32" | ||
| 160 : | ;; | ||
| 161 : | powerpc) | ||
| 162 : | AC_MSG_RESULT(PowerPC) | ||
| 163 : | edgomez | 827 | dnl ATM the ppc port is out of date |
| 164 : | dnl ARCHITECTURE="PPC" | ||
| 165 : | ARCHITECTURE="GENERIC" | ||
| 166 : | edgomez | 824 | ;; |
| 167 : | ia64) | ||
| 168 : | AC_MSG_RESULT(ia64) | ||
| 169 : | ARCHITECTURE="IA64" | ||
| 170 : | ;; | ||
| 171 : | *) | ||
| 172 : | AC_MSG_RESULT($target_cpu) | ||
| 173 : | ARCHITECTURE="GENERIC" | ||
| 174 : | ;; | ||
| 175 : | esac | ||
| 176 : | else | ||
| 177 : | AC_MSG_RESULT([no]) | ||
| 178 : | ARCHITECTURE="GENERIC" | ||
| 179 : | fi | ||
| 180 : | |||
| 181 : | dnl | ||
| 182 : | dnl Testing address bus length | ||
| 183 : | dnl | ||
| 184 : | BUS="" | ||
| 185 : | |||
| 186 : | AC_CHECK_SIZEOF([int *]) | ||
| 187 : | case "$ac_cv_sizeof_int_p" in | ||
| 188 : | 4) | ||
| 189 : | BUS="32BIT" | ||
| 190 : | ;; | ||
| 191 : | 8) | ||
| 192 : | BUS="64BIT" | ||
| 193 : | ;; | ||
| 194 : | *) | ||
| 195 : | AC_MSG_ERROR([XviD supports only 32/64 bit architectures]) | ||
| 196 : | ;; | ||
| 197 : | esac | ||
| 198 : | |||
| 199 : | dnl | ||
| 200 : | dnl Testing endianness | ||
| 201 : | dnl | ||
| 202 : | ENDIANNESS="" | ||
| 203 : | |||
| 204 : | AC_C_BIGENDIAN(ENDIANNESS="BIG_ENDIAN", ENDIANNESS="LITTLE_ENDIAN") | ||
| 205 : | |||
| 206 : | dnl ========================================================================== | ||
| 207 : | dnl | ||
| 208 : | dnl Check for OS specific variables | ||
| 209 : | dnl - SHARED_EXTENSION, STATIC_EXTENSION, OBJECT_EXTENSION | ||
| 210 : | dnl | ||
| 211 : | dnl ========================================================================== | ||
| 212 : | |||
| 213 : | AC_MSG_CHECKING(for build extensions) | ||
| 214 : | SHARED_EXTENSION="" | ||
| 215 : | STATIC_EXTENSION="" | ||
| 216 : | OBJECT_EXTENSION="" | ||
| 217 : | case "$target_os" in | ||
| 218 : | *bsd*|linux*|beos|irix*|solaris*) | ||
| 219 : | AC_MSG_RESULT([.so .a .o]) | ||
| 220 : | STATIC_EXTENSION="a" | ||
| 221 : | SHARED_EXTENSION="so" | ||
| 222 : | OBJECT_EXTENSION="o" | ||
| 223 : | ;; | ||
| 224 : | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]|mingw32|mks) | ||
| 225 : | AC_MSG_RESULT([.dll .lib .obj]) | ||
| 226 : | STATIC_EXTENSION="lib" | ||
| 227 : | SHARED_EXTENSION="dll" | ||
| 228 : | OBJECT_EXTENSION="obj" | ||
| 229 : | ;; | ||
| 230 : | darwin*|raphsody*) | ||
| 231 : | AC_MSG_RESULT([.dynlib .a .o]) | ||
| 232 : | STATIC_EXTENSION="a" | ||
| 233 : | SHARED_EXTENSION="dylib" | ||
| 234 : | OBJECT_EXTENSION="o" | ||
| 235 : | ;; | ||
| 236 : | *) | ||
| 237 : | AC_MSG_RESULT([Unknown OS - Using .so .a .o]) | ||
| 238 : | STATIC_EXTENSION="a" | ||
| 239 : | SHARED_EXTENSION="so" | ||
| 240 : | OBJECT_EXTENSION="o" | ||
| 241 : | ;; | ||
| 242 : | esac | ||
| 243 : | |||
| 244 : | AC_MSG_CHECKING(for platform specific LDFLAGS/CFLAGS) | ||
| 245 : | edgomez | 830 | SPECIFIC_LDFLAGS="" |
| 246 : | SPECIFIC_CFLAGS="" | ||
| 247 : | edgomez | 824 | case "$target_os" in |
| 248 : | *bsd*|linux*|irix*|solaris*) | ||
| 249 : | AC_MSG_RESULT([-shared -lc -lm]) | ||
| 250 : | edgomez | 830 | SPECIFIC_LDFLAGS="-shared -lc -lm" |
| 251 : | SPECIFIC_CFLAGS="-fPIC" | ||
| 252 : | edgomez | 824 | ;; |
| 253 : | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]|mingw32|mks) | ||
| 254 : | AC_MSG_RESULT([-shared -Wl,--dll,--out-implib,\$@.a]) | ||
| 255 : | edgomez | 830 | SPECIFIC_LDFLAGS="-shared -Wl,--dll,--out-implib,\$@.a libxvidcore.def" |
| 256 : | SPECIFIC_CFLAGS="-mno-cygwin" | ||
| 257 : | edgomez | 824 | ;; |
| 258 : | darwin*|raphsody*) | ||
| 259 : | edgomez | 830 | AC_MSG_RESULT([-dynamiclib -flat_namespace]) |
| 260 : | SPECIFIC_LDFLAGS="-dynamiclib -flat_namespace" | ||
| 261 : | SPECIFIC_CFLAGS="-fPIC -fno-common" | ||
| 262 : | edgomez | 824 | ;; |
| 263 : | beos) | ||
| 264 : | AC_MSG_RESULT([-nostart]) | ||
| 265 : | edgomez | 830 | SPECIFIC_LDFLAGS="-nostart" |
| 266 : | SPECIFIC_CFLAGS="-fPIC" | ||
| 267 : | edgomez | 824 | ;; |
| 268 : | *) | ||
| 269 : | AC_MSG_RESULT([Unknown OS - -shared -lc -lm]) | ||
| 270 : | edgomez | 830 | SPECIFIC_LDFLAGS="" |
| 271 : | SPECIFIC_CFLAGS="" | ||
| 272 : | edgomez | 824 | ;; |
| 273 : | esac | ||
| 274 : | |||
| 275 : | dnl ========================================================================== | ||
| 276 : | dnl | ||
| 277 : | dnl Assembler stuff - AS, AFLAGS, ASSEMBLY_EXTENSION, SOURCES | ||
| 278 : | dnl | ||
| 279 : | dnl ========================================================================== | ||
| 280 : | |||
| 281 : | AS="" | ||
| 282 : | AFLAGS="" | ||
| 283 : | ASSEMBLY_EXTENSION="" | ||
| 284 : | GENERIC_SOURCES="SRC_GENERIC" | ||
| 285 : | ASSEMBLY_SOURCES="" | ||
| 286 : | |||
| 287 : | dnl | ||
| 288 : | dnl IA32 | ||
| 289 : | dnl | ||
| 290 : | |||
| 291 : | if test "$ARCHITECTURE" = "IA32" ; then | ||
| 292 : | |||
| 293 : | dnl | ||
| 294 : | dnl Checking nasm existence | ||
| 295 : | dnl | ||
| 296 : | AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes]) | ||
| 297 : | if test "$ac_nasm" = "yes" ; then | ||
| 298 : | |||
| 299 : | dnl | ||
| 300 : | dnl Checking nasm patch version | ||
| 301 : | dnl | ||
| 302 : | AC_MSG_CHECKING([for nasm patch version]) | ||
| 303 : | nasm_patch=`nasm -r | cut -d '.' -f 3 | cut -d ' ' -f 1` | ||
| 304 : | AC_MSG_RESULT([$nasm_patch]) | ||
| 305 : | |||
| 306 : | if test "$nasm_patch" -lt "$minimum_nasm_patch_version" ; then | ||
| 307 : | AC_MSG_WARN([nasm patch version too old - Compiling generic sources only]) | ||
| 308 : | ARCHITECTURE="GENERIC" | ||
| 309 : | else | ||
| 310 : | |||
| 311 : | dnl | ||
| 312 : | dnl Checking nasm format - win32 or elf | ||
| 313 : | dnl | ||
| 314 : | AC_MSG_CHECKING([for nasm object format]) | ||
| 315 : | case "$target_os" in | ||
| 316 : | *bsd*|linux*|beos|irix*|solaris*) | ||
| 317 : | AC_MSG_RESULT([elf]) | ||
| 318 : | NASM_FORMAT="elf" | ||
| 319 : | PREFIX="" | ||
| 320 : | ;; | ||
| 321 : | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]|mingw32|mks) | ||
| 322 : | AC_MSG_RESULT([win32]) | ||
| 323 : | NASM_FORMAT="win32" | ||
| 324 : | PREFIX="-DPREFIX" | ||
| 325 : | ;; | ||
| 326 : | esac | ||
| 327 : | |||
| 328 : | AS=nasm | ||
| 329 : | AFLAGS="-I\$(<D) -f $NASM_FORMAT $PREFIX" | ||
| 330 : | ASSEMBLY_EXTENSION="asm" | ||
| 331 : | ASSEMBLY_SOURCES="SRC_IA32" | ||
| 332 : | fi | ||
| 333 : | |||
| 334 : | else | ||
| 335 : | AC_MSG_WARN([nasm not found - Compiling generic sources only]) | ||
| 336 : | ARCHITECTURE="GENERIC" | ||
| 337 : | fi | ||
| 338 : | |||
| 339 : | fi | ||
| 340 : | |||
| 341 : | dnl | ||
| 342 : | dnl PPC | ||
| 343 : | dnl | ||
| 344 : | |||
| 345 : | if test "$ARCHITECTURE" = "PPC" ; then | ||
| 346 : | AS="\$(CC)" | ||
| 347 : | AFLAGS="-c" | ||
| 348 : | ASSEMBLY_EXTENSION="s" | ||
| 349 : | ASSEMBLY_SOURCES="SRC_PPC" | ||
| 350 : | AC_MSG_CHECKING([for Altivec support]) | ||
| 351 : | cat > conftest.S << EOF | ||
| 352 : | .text | ||
| 353 : | vxor 0,0,0 | ||
| 354 : | EOF | ||
| 355 : | if $CC -c conftest.S 2>/dev/null 1>/dev/null ; then | ||
| 356 : | AC_MSG_RESULT(yes) | ||
| 357 : | edgomez | 830 | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DARCH_IS_PPC_ALTIVEC" |
| 358 : | edgomez | 824 | ASSEMBLY_SOURCES="SRC_ALTIVEC" |
| 359 : | else | ||
| 360 : | AC_MSG_RESULT(no) | ||
| 361 : | fi | ||
| 362 : | rm -f conftest.* | ||
| 363 : | fi | ||
| 364 : | |||
| 365 : | dnl | ||
| 366 : | dnl IA64 | ||
| 367 : | dnl | ||
| 368 : | |||
| 369 : | if test "$ARCHITECTURE" = "IA64" ; then | ||
| 370 : | AS="\$(CC)" | ||
| 371 : | AFLAGS="-c" | ||
| 372 : | ASSEMBLY_EXTENSION="s" | ||
| 373 : | ASSEMBLY_SOURCES="SRC_IA64" | ||
| 374 : | edgomez | 830 | |
| 375 : | case `basename $CC` in | ||
| 376 : | *ecc*) | ||
| 377 : | DCT_IA64_SOURCES="idct_ia64_ecc.s" | ||
| 378 : | |||
| 379 : | dnl If the compiler is ecc, then i don't know its options | ||
| 380 : | dnl fallback to "no options" | ||
| 381 : | if test "$force_default_cc_options" = "yes" ; then | ||
| 382 : | our_cflags_defaults="" | ||
| 383 : | fi | ||
| 384 : | ;; | ||
| 385 : | *) | ||
| 386 : | DCT_IA64_SOURCES="idct_ia64_gcc.s" | ||
| 387 : | ;; | ||
| 388 : | esac | ||
| 389 : | |||
| 390 : | edgomez | 824 | fi |
| 391 : | |||
| 392 : | dnl ========================================================================== | ||
| 393 : | dnl | ||
| 394 : | dnl Check for header files | ||
| 395 : | dnl | ||
| 396 : | dnl ========================================================================== | ||
| 397 : | |||
| 398 : | AC_CHECK_HEADERS( | ||
| 399 : | stdio.h \ | ||
| 400 : | signal.h \ | ||
| 401 : | , , AC_MSG_ERROR(Missing header file)) | ||
| 402 : | |||
| 403 : | dnl ========================================================================== | ||
| 404 : | dnl | ||
| 405 : | edgomez | 830 | dnl Now we can set CFLAGS if needed |
| 406 : | dnl | ||
| 407 : | dnl ========================================================================== | ||
| 408 : | |||
| 409 : | if test "$force_default_cc_options" = "yes" ; then | ||
| 410 : | CFLAGS="$our_cflags_defaults" | ||
| 411 : | fi | ||
| 412 : | |||
| 413 : | dnl ========================================================================== | ||
| 414 : | dnl | ||
| 415 : | edgomez | 824 | dnl Substitions |
| 416 : | dnl | ||
| 417 : | dnl ========================================================================== | ||
| 418 : | |||
| 419 : | AC_SUBST(FEATURES) | ||
| 420 : | AC_SUBST(ARCHITECTURE) | ||
| 421 : | AC_SUBST(BUS) | ||
| 422 : | AC_SUBST(ENDIANNESS) | ||
| 423 : | AC_SUBST(SHARED_EXTENSION) | ||
| 424 : | AC_SUBST(STATIC_EXTENSION) | ||
| 425 : | AC_SUBST(OBJECT_EXTENSION) | ||
| 426 : | AC_SUBST(NASM_FORMAT) | ||
| 427 : | AC_SUBST(AS) | ||
| 428 : | AC_SUBST(AFLAGS) | ||
| 429 : | AC_SUBST(ASSEMBLY_EXTENSION) | ||
| 430 : | AC_SUBST(GENERIC_SOURCES) | ||
| 431 : | AC_SUBST(ASSEMBLY_SOURCES) | ||
| 432 : | AC_SUBST(CC) | ||
| 433 : | AC_SUBST(CFLAGS) | ||
| 434 : | edgomez | 830 | AC_SUBST(SPECIFIC_LDFLAGS) |
| 435 : | AC_SUBST(SPECIFIC_CFLAGS) | ||
| 436 : | edgomez | 824 | AC_SUBST(DIVX4COMPAT_SOURCES) |
| 437 : | edgomez | 830 | AC_SUBST(DCT_IA64_SOURCES) |
| 438 : | AC_SUBST(DIVX4_ENCORE) | ||
| 439 : | AC_SUBST(DIVX4_DECORE) | ||
| 440 : | AC_SUBST(RANLIB) | ||
| 441 : | edgomez | 824 | |
| 442 : | dnl ========================================================================== | ||
| 443 : | dnl | ||
| 444 : | dnl Output files | ||
| 445 : | dnl | ||
| 446 : | dnl ========================================================================== | ||
| 447 : | |||
| 448 : | AC_CONFIG_FILES(platform.inc) | ||
| 449 : | edgomez | 830 | AC_CONFIG_FILES(libxvidcore.def) |
| 450 : | edgomez | 824 | |
| 451 : | AC_OUTPUT |
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