1# -*- Autoconf -*- 2# Process this file with autoconf to produce a configure script. 3 4AC_PREREQ([2.56]) 5AC_INIT([libjpeg-turbo], [1.5.1]) 6 7AM_INIT_AUTOMAKE([-Wall foreign dist-bzip2]) 8AC_PREFIX_DEFAULT(/opt/libjpeg-turbo) 9 10m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) 11 12# Checks for programs. 13SAVED_CFLAGS=${CFLAGS} 14SAVED_CPPFLAGS=${CPPFLAGS} 15AC_PROG_CPP 16AC_PROG_CC 17m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) 18AM_PROG_AS 19AM_PROG_CC_C_O 20AC_PROG_INSTALL 21AC_PROG_LIBTOOL 22AC_PROG_LN_S 23 24AC_ARG_WITH([build-date], [Use custom build string to enable reproducible builds (default: YYMMDD)], 25 [BUILD="$with_build_date"], 26 [BUILD=`date +%Y%m%d`]) 27 28PKG_PROG_PKG_CONFIG 29 30# When the prefix is /opt/libjpeg-turbo, we assume that an "official" binary is 31# being created, and thus we install things into specific locations. 32 33old_prefix=${prefix} 34if test "x$prefix" = "xNONE" -a "x$ac_default_prefix" != "x"; then 35 prefix=$ac_default_prefix 36fi 37DATADIR=`eval echo ${datadir}` 38DATADIR=`eval echo $DATADIR` 39if test "$DATADIR" = "/opt/libjpeg-turbo/share"; then 40 datadir='${prefix}' 41fi 42DATADIR=`eval echo ${datarootdir}` 43DATADIR=`eval echo $DATADIR` 44if test "$DATADIR" = "/opt/libjpeg-turbo/share"; then 45 datarootdir='${prefix}' 46fi 47DOCDIR=`eval echo ${docdir}` 48DOCDIR=`eval echo $DOCDIR` 49if test "$DOCDIR" = "/opt/libjpeg-turbo/doc/libjpeg-turbo"; then 50 docdir='${datadir}/doc' 51fi 52 53old_exec_prefix=${exec_prefix} 54if test "x$exec_prefix" = "xNONE"; then 55 exec_prefix=${prefix} 56fi 57 58AC_CHECK_SIZEOF(size_t) 59 60if test "x${libdir}" = 'x${exec_prefix}/lib' -o "x${libdir}" = 'x${prefix}/lib'; then 61 LIBDIR=`eval echo ${libdir}` 62 LIBDIR=`eval echo $LIBDIR` 63 if test "$LIBDIR" = "/opt/libjpeg-turbo/lib"; then 64 case $host_os in 65 darwin*) 66 ;; 67 *) 68 if test "${ac_cv_sizeof_size_t}" = "8"; then 69 libdir='${exec_prefix}/lib64' 70 elif test "${ac_cv_sizeof_size_t}" = "4"; then 71 libdir='${exec_prefix}/lib32' 72 fi 73 ;; 74 esac 75 fi 76fi 77exec_prefix=${old_exec_prefix} 78prefix=${old_prefix} 79 80# Check whether compiler supports pointers to undefined structures 81AC_MSG_CHECKING(whether compiler supports pointers to undefined structures) 82AC_TRY_COMPILE([ typedef struct undefined_structure *undef_struct_ptr; ], , 83 AC_MSG_RESULT(yes), 84 [AC_MSG_RESULT(no) 85 AC_DEFINE([INCOMPLETE_TYPES_BROKEN], [1], 86 [Compiler does not support pointers to undefined structures.])]) 87 88if test "x${GCC}" = "xyes"; then 89 if test "x${SAVED_CFLAGS}" = "x"; then 90 CFLAGS=-O3 91 fi 92 if test "x${SAVED_CPPFLAGS}" = "x"; then 93 CPPFLAGS=-Wall 94 fi 95fi 96 97AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) 98if test "x${SUNCC}" = "xyes"; then 99 if test "x${SAVED_CFLAGS}" = "x"; then 100 CFLAGS=-xO5 101 fi 102fi 103 104# Checks for libraries. 105 106# Checks for header files. 107AC_HEADER_STDC 108AC_CHECK_HEADERS([stddef.h stdlib.h locale.h string.h]) 109AC_CHECK_HEADER([sys/types.h], 110 AC_DEFINE([NEED_SYS_TYPES_H], 1, [Define if you need to include <sys/types.h> to get size_t.])) 111 112# Checks for typedefs, structures, and compiler characteristics. 113AC_C_CONST 114AC_C_CHAR_UNSIGNED 115AC_C_INLINE 116AC_TYPE_SIZE_T 117AC_CHECK_TYPES([unsigned char, unsigned short]) 118 119AC_MSG_CHECKING([if right shift is signed]) 120AC_TRY_RUN( 121 [#include <stdio.h> 122 int is_shifting_signed (long arg) { 123 long res = arg >> 4; 124 125 if (res == -0x7F7E80CL) 126 return 1; /* right shift is signed */ 127 128 /* see if unsigned-shift hack will fix it. */ 129 /* we can't just test exact value since it depends on width of long... */ 130 res |= (~0L) << (32-4); 131 if (res == -0x7F7E80CL) 132 return 0; /* right shift is unsigned */ 133 134 printf("Right shift isn't acting as I expect it to.\n"); 135 printf("I fear the JPEG software will not work at all.\n\n"); 136 return 0; /* try it with unsigned anyway */ 137 } 138 int main (void) { 139 exit(is_shifting_signed(-0x7F7E80B1L)); 140 }], 141 [AC_MSG_RESULT(no) 142 AC_DEFINE([RIGHT_SHIFT_IS_UNSIGNED], 1, 143 [Define if your (broken) compiler shifts signed values as if they were unsigned.])], 144 [AC_MSG_RESULT(yes)], 145 [AC_MSG_RESULT(Assuming that right shift is signed on target machine.)]) 146 147# Checks for library functions. 148AC_CHECK_FUNCS([memset memcpy], [], 149 [AC_DEFINE([NEED_BSD_STRINGS], 1, 150 [Define if you have BSD-like bzero and bcopy in <strings.h> rather than memset/memcpy in <string.h>.])]) 151 152AC_MSG_CHECKING([libjpeg API version]) 153AC_ARG_VAR(JPEG_LIB_VERSION, [libjpeg API version (62, 70, or 80)]) 154if test "x$JPEG_LIB_VERSION" = "x"; then 155 AC_ARG_WITH([jpeg7], 156 AC_HELP_STRING([--with-jpeg7], 157 [Emulate libjpeg v7 API/ABI (this makes libjpeg-turbo backward incompatible with libjpeg v6b.)])) 158 AC_ARG_WITH([jpeg8], 159 AC_HELP_STRING([--with-jpeg8], 160 [Emulate libjpeg v8 API/ABI (this makes libjpeg-turbo backward incompatible with libjpeg v6b.)])) 161 if test "x${with_jpeg8}" = "xyes"; then 162 JPEG_LIB_VERSION=80 163 else 164 if test "x${with_jpeg7}" = "xyes"; then 165 JPEG_LIB_VERSION=70 166 else 167 JPEG_LIB_VERSION=62 168 fi 169 fi 170fi 171JPEG_LIB_VERSION_DECIMAL=`expr $JPEG_LIB_VERSION / 10`.`expr $JPEG_LIB_VERSION % 10` 172AC_SUBST(JPEG_LIB_VERSION_DECIMAL) 173AC_MSG_RESULT([$JPEG_LIB_VERSION_DECIMAL]) 174AC_DEFINE_UNQUOTED(JPEG_LIB_VERSION, [$JPEG_LIB_VERSION], 175 [libjpeg API version]) 176 177AC_ARG_VAR(SO_MAJOR_VERSION, 178 [Major version of the libjpeg-turbo shared library (default is determined by the API version)]) 179AC_ARG_VAR(SO_MINOR_VERSION, 180 [Minor version of the libjpeg-turbo shared library (default is determined by the API version)]) 181if test "x$SO_MAJOR_VERSION" = "x"; then 182 case "$JPEG_LIB_VERSION" in 183 62) SO_MAJOR_VERSION=$JPEG_LIB_VERSION ;; 184 *) SO_MAJOR_VERSION=`expr $JPEG_LIB_VERSION / 10` ;; 185 esac 186fi 187if test "x$SO_MINOR_VERSION" = "x"; then 188 case "$JPEG_LIB_VERSION" in 189 80) SO_MINOR_VERSION=2 ;; 190 *) SO_MINOR_VERSION=0 ;; 191 esac 192fi 193 194RPM_CONFIG_ARGS= 195 196# Memory source/destination managers 197SO_AGE=1 198MEM_SRCDST_FUNCTIONS= 199if test "x${with_jpeg8}" != "xyes"; then 200 AC_MSG_CHECKING([whether to include in-memory source/destination managers]) 201 AC_ARG_WITH([mem-srcdst], 202 AC_HELP_STRING([--without-mem-srcdst], 203 [Do not include in-memory source/destination manager functions when emulating the libjpeg v6b or v7 API/ABI])) 204 if test "x$with_mem_srcdst" != "xno"; then 205 AC_MSG_RESULT(yes) 206 AC_DEFINE([MEM_SRCDST_SUPPORTED], [1], 207 [Support in-memory source/destination managers]) 208 SO_AGE=2 209 MEM_SRCDST_FUNCTIONS="global: jpeg_mem_dest; jpeg_mem_src;"; 210 else 211 AC_MSG_RESULT(no) 212 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --without-mem-srcdst" 213 fi 214fi 215 216AC_MSG_CHECKING([libjpeg shared library version]) 217AC_MSG_RESULT([$SO_MAJOR_VERSION.$SO_AGE.$SO_MINOR_VERSION]) 218LIBTOOL_CURRENT=`expr $SO_MAJOR_VERSION + $SO_AGE` 219AC_SUBST(LIBTOOL_CURRENT) 220AC_SUBST(SO_MAJOR_VERSION) 221AC_SUBST(SO_MINOR_VERSION) 222AC_SUBST(SO_AGE) 223AC_SUBST(MEM_SRCDST_FUNCTIONS) 224 225AC_DEFINE_UNQUOTED(LIBJPEG_TURBO_VERSION, [$VERSION], [libjpeg-turbo version]) 226 227m4_define(version_triplet,m4_split(AC_PACKAGE_VERSION,[[.]])) 228m4_define(version_major,m4_argn(1,version_triplet)) 229m4_define(version_minor,m4_argn(2,version_triplet)) 230m4_define(version_revision,m4_argn(3,version_triplet)) 231VERSION_MAJOR=version_major 232VERSION_MINOR=version_minor 233VERSION_REVISION=version_revision 234LIBJPEG_TURBO_VERSION_NUMBER=`printf "%d%03d%03d" $VERSION_MAJOR $VERSION_MINOR $VERSION_REVISION` 235AC_DEFINE_UNQUOTED(LIBJPEG_TURBO_VERSION_NUMBER, [$LIBJPEG_TURBO_VERSION_NUMBER], [libjpeg-turbo version in integer form]) 236 237VERSION_SCRIPT=yes 238AC_ARG_ENABLE([ld-version-script], 239 AS_HELP_STRING([--disable-ld-version-script], 240 [Disable linker version script for libjpeg-turbo (default is to use linker version script if the linker supports it)]), 241 [VERSION_SCRIPT=$enableval], []) 242 243AC_MSG_CHECKING([whether the linker supports version scripts]) 244SAVED_LDFLAGS="$LDFLAGS" 245LDFLAGS="$LDFLAGS -Wl,--version-script,conftest.map" 246cat > conftest.map <<EOF 247VERS_1 { 248 global: *; 249}; 250EOF 251AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], 252 [VERSION_SCRIPT_FLAG=-Wl,--version-script,; 253 AC_MSG_RESULT([yes (GNU style)])], 254 []) 255if test "x$VERSION_SCRIPT_FLAG" = "x"; then 256 LDFLAGS="$SAVED_LDFLAGS -Wl,-M,conftest.map" 257 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], 258 [VERSION_SCRIPT_FLAG=-Wl,-M,; 259 AC_MSG_RESULT([yes (Sun style)])], 260 []) 261fi 262if test "x$VERSION_SCRIPT_FLAG" = "x"; then 263 VERSION_SCRIPT=no 264 AC_MSG_RESULT(no) 265fi 266LDFLAGS="$SAVED_LDFLAGS" 267 268AC_MSG_CHECKING([whether to use version script when building libjpeg-turbo]) 269AC_MSG_RESULT($VERSION_SCRIPT) 270 271AM_CONDITIONAL(VERSION_SCRIPT, test "x$VERSION_SCRIPT" = "xyes") 272AC_SUBST(VERSION_SCRIPT_FLAG) 273 274# Check for non-broken inline under various spellings 275AC_MSG_CHECKING(for inline) 276ljt_cv_inline="" 277AC_TRY_COMPILE(, [} inline __attribute__((always_inline)) int foo() { return 0; } 278int bar() { return foo();], ljt_cv_inline="inline __attribute__((always_inline))", 279AC_TRY_COMPILE(, [} __inline__ int foo() { return 0; } 280int bar() { return foo();], ljt_cv_inline="__inline__", 281AC_TRY_COMPILE(, [} __inline int foo() { return 0; } 282int bar() { return foo();], ljt_cv_inline="__inline", 283AC_TRY_COMPILE(, [} inline int foo() { return 0; } 284int bar() { return foo();], ljt_cv_inline="inline")))) 285AC_MSG_RESULT($ljt_cv_inline) 286AC_DEFINE_UNQUOTED([INLINE],[$ljt_cv_inline],[How to obtain function inlining.]) 287 288# Arithmetic coding support 289AC_MSG_CHECKING([whether to include arithmetic encoding support]) 290AC_ARG_WITH([arith-enc], 291 AC_HELP_STRING([--without-arith-enc], 292 [Do not include arithmetic encoding support when emulating the libjpeg v6b API/ABI])) 293if test "x$with_12bit" = "xyes"; then 294 with_arith_enc=no 295fi 296if test "x${with_jpeg8}" = "xyes" -o "x${with_jpeg7}" = "xyes"; then 297 with_arith_enc=yes 298fi 299if test "x$with_arith_enc" = "xno"; then 300 AC_MSG_RESULT(no) 301 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --without-arith-enc" 302else 303 AC_DEFINE([C_ARITH_CODING_SUPPORTED], [1], [Support arithmetic encoding]) 304 AC_MSG_RESULT(yes) 305fi 306AM_CONDITIONAL([WITH_ARITH_ENC], [test "x$with_arith_enc" != "xno"]) 307 308AC_MSG_CHECKING([whether to include arithmetic decoding support]) 309AC_ARG_WITH([arith-dec], 310 AC_HELP_STRING([--without-arith-dec], 311 [Do not include arithmetic decoding support when emulating the libjpeg v6b API/ABI])) 312if test "x$with_12bit" = "xyes"; then 313 with_arith_dec=no 314fi 315if test "x${with_jpeg8}" = "xyes" -o "x${with_jpeg7}" = "xyes"; then 316 with_arith_dec=yes 317fi 318if test "x$with_arith_dec" = "xno"; then 319 AC_MSG_RESULT(no) 320 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --without-arith-dec" 321else 322 AC_DEFINE([D_ARITH_CODING_SUPPORTED], [1], [Support arithmetic decoding]) 323 AC_MSG_RESULT(yes) 324fi 325AM_CONDITIONAL([WITH_ARITH_DEC], [test "x$with_arith_dec" != "xno"]) 326 327AM_CONDITIONAL([WITH_ARITH], 328 [test "x$with_arith_dec" != "xno" -o "x$with_arith_enc" != "xno"]) 329 330# 12-bit component support 331AC_MSG_CHECKING([whether to use 12-bit samples]) 332AC_ARG_WITH([12bit], 333 AC_HELP_STRING([--with-12bit], [Encode/decode JPEG images with 12-bit samples (implies --without-simd --without-turbojpeg --without-arith-dec --without-arith-enc)])) 334if test "x$with_12bit" = "xyes"; then 335 AC_DEFINE([BITS_IN_JSAMPLE], [12], [use 8 or 12]) 336 AC_MSG_RESULT(yes) 337else 338 AC_MSG_RESULT(no) 339fi 340AM_CONDITIONAL([WITH_12BIT], [test "x$with_12bit" = "xyes"]) 341 342# TurboJPEG support 343AC_MSG_CHECKING([whether to build TurboJPEG C wrapper]) 344AC_ARG_WITH([turbojpeg], 345 AC_HELP_STRING([--without-turbojpeg], 346 [Do not include the TurboJPEG wrapper library and associated test programs])) 347if test "x$with_12bit" = "xyes"; then 348 with_turbojpeg=no 349fi 350if test "x$with_turbojpeg" = "xno"; then 351 AC_MSG_RESULT(no) 352 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --without-turbojpeg" 353else 354 AC_MSG_RESULT(yes) 355fi 356 357# Java support 358AC_ARG_VAR(JAVAC, [Java compiler command (default: javac)]) 359if test "x$JAVAC" = "x"; then 360 JAVAC=javac 361fi 362AC_SUBST(JAVAC) 363AC_ARG_VAR(JAVACFLAGS, [Java compiler flags]) 364AC_SUBST(JAVACFLAGS) 365AC_ARG_VAR(JAR, [Java archive command (default: jar)]) 366if test "x$JAR" = "x"; then 367 JAR=jar 368fi 369AC_SUBST(JAR) 370AC_ARG_VAR(JAVA, [Java runtime command (default: java)]) 371if test "x$JAVA" = "x"; then 372 JAVA=java 373fi 374AC_SUBST(JAVA) 375AC_ARG_VAR(JNI_CFLAGS, 376 [C compiler flags needed to include jni.h (default: -I/System/Library/Frameworks/JavaVM.framework/Headers on OS X, '-I/usr/java/include -I/usr/java/include/solaris' on Solaris, and '-I/usr/java/default/include -I/usr/java/default/include/linux' on Linux)]) 377 378AC_MSG_CHECKING([whether to build TurboJPEG Java wrapper]) 379AC_ARG_WITH([java], 380 AC_HELP_STRING([--with-java], [Build Java wrapper for the TurboJPEG library])) 381if test "x$with_12bit" = "xyes" -o "x$with_turbojpeg" = "xno"; then 382 with_java=no 383fi 384 385WITH_JAVA=0 386if test "x$with_java" = "xyes"; then 387 AC_MSG_RESULT(yes) 388 389 case $host_os in 390 darwin*) 391 DEFAULT_JNI_CFLAGS=-I/System/Library/Frameworks/JavaVM.framework/Headers 392 ;; 393 solaris*) 394 DEFAULT_JNI_CFLAGS='-I/usr/java/include -I/usr/java/include/solaris' 395 ;; 396 linux*) 397 DEFAULT_JNI_CFLAGS='-I/usr/java/default/include -I/usr/java/default/include/linux' 398 ;; 399 esac 400 if test "x$JNI_CFLAGS" = "x"; then 401 JNI_CFLAGS=$DEFAULT_JNI_CFLAGS 402 fi 403 404 SAVE_CPPFLAGS=${CPPFLAGS} 405 CPPFLAGS="${CPPFLAGS} ${JNI_CFLAGS}" 406 AC_CHECK_HEADERS([jni.h], [DUMMY=1], 407 [AC_MSG_ERROR([Could not find JNI header file])]) 408 CPPFLAGS=${SAVE_CPPFLAGS} 409 AC_SUBST(JNI_CFLAGS) 410 411 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --with-java" 412 JAVA_RPM_CONTENTS_1='%dir %{_datadir}/classes' 413 JAVA_RPM_CONTENTS_2=%{_datadir}/classes/turbojpeg.jar 414 WITH_JAVA=1 415else 416 AC_MSG_RESULT(no) 417fi 418AM_CONDITIONAL([WITH_JAVA], [test "x$with_java" = "xyes"]) 419AC_SUBST(WITH_JAVA) 420AC_SUBST(JAVA_RPM_CONTENTS_1) 421AC_SUBST(JAVA_RPM_CONTENTS_2) 422 423# optionally force using gas-preprocessor.pl for compatibility testing 424AC_ARG_WITH([gas-preprocessor], 425 AC_HELP_STRING([--with-gas-preprocessor], 426 [Force using gas-preprocessor.pl on ARM.])) 427if test "x${with_gas_preprocessor}" = "xyes"; then 428 case $host_os in 429 darwin*) 430 CCAS="gas-preprocessor.pl -fix-unreq $CC" 431 ;; 432 *) 433 CCAS="gas-preprocessor.pl -no-fix-unreq $CC" 434 ;; 435 esac 436 AC_SUBST([CCAS]) 437fi 438 439# SIMD is optional 440AC_ARG_WITH([simd], 441 AC_HELP_STRING([--without-simd], [Do not include SIMD extensions])) 442if test "x$with_12bit" = "xyes"; then 443 with_simd=no 444fi 445if test "x${with_simd}" != "xno"; then 446 require_simd=no 447 if test "x${with_simd}" = "xyes"; then 448 require_simd=yes 449 fi 450 # Check if we're on a supported CPU 451 AC_MSG_CHECKING([if we have SIMD optimisations for cpu type]) 452 case "$host_cpu" in 453 x86_64 | amd64) 454 AC_MSG_RESULT([yes (x86_64)]) 455 AC_PROG_NASM 456 simd_arch=x86_64 457 ;; 458 i*86 | x86 | ia32) 459 AC_MSG_RESULT([yes (i386)]) 460 AC_PROG_NASM 461 simd_arch=i386 462 ;; 463 arm*) 464 AC_MSG_RESULT([yes (arm)]) 465 AC_MSG_CHECKING([if the assembler is GNU-compatible and can be used]) 466 AC_CHECK_COMPATIBLE_ARM_ASSEMBLER_IFELSE( 467 [if test "x$ac_use_gas_preprocessor" = "xyes"; then 468 AC_MSG_RESULT([yes (with gas-preprocessor)]) 469 else 470 AC_MSG_RESULT([yes]) 471 fi 472 simd_arch=arm], 473 [AC_MSG_RESULT([no]) 474 with_simd=no]) 475 if test "x${with_simd}" = "xno"; then 476 if test "x${require_simd}" = "xyes"; then 477 AC_MSG_ERROR([SIMD support can't be enabled.]) 478 else 479 AC_MSG_WARN([SIMD support can't be enabled. Performance will suffer.]) 480 fi 481 fi 482 ;; 483 aarch64*) 484 AC_MSG_RESULT([yes (arm64)]) 485 AC_MSG_CHECKING([if the assembler is GNU-compatible and can be used]) 486 AC_CHECK_COMPATIBLE_ARM64_ASSEMBLER_IFELSE( 487 [if test "x$ac_use_gas_preprocessor" = "xyes"; then 488 AC_MSG_RESULT([yes (with gas-preprocessor)]) 489 else 490 AC_MSG_RESULT([yes]) 491 fi 492 simd_arch=aarch64], 493 [AC_MSG_RESULT([no]) 494 with_simd=no]) 495 if test "x${with_simd}" = "xno"; then 496 if test "x${require_simd}" = "xyes"; then 497 AC_MSG_ERROR([SIMD support can't be enabled.]) 498 else 499 AC_MSG_WARN([SIMD support can't be enabled. Performance will suffer.]) 500 fi 501 fi 502 ;; 503 mips*) 504 AC_MSG_RESULT([yes (mips)]) 505 AC_MSG_CHECKING([if the assembler is GNU-compatible and can be used]) 506 AC_CHECK_COMPATIBLE_MIPS_ASSEMBLER_IFELSE( 507 [AC_MSG_RESULT([yes]) 508 simd_arch=mips], 509 [AC_MSG_RESULT([no]) 510 with_simd=no]) 511 if test "x${with_simd}" = "xno"; then 512 if test "x${require_simd}" = "xyes"; then 513 AC_MSG_ERROR([SIMD support can't be enabled.]) 514 else 515 AC_MSG_WARN([SIMD support can't be enabled. Performance will suffer.]) 516 fi 517 fi 518 ;; 519 powerpc*) 520 AC_MSG_RESULT([yes (powerpc)]) 521 simd_arch=powerpc 522 ;; 523 *) 524 AC_MSG_RESULT([no ("$host_cpu")]) 525 with_simd=no; 526 if test "x${require_simd}" = "xyes"; then 527 AC_MSG_ERROR([SIMD support not available for this CPU.]) 528 else 529 AC_MSG_WARN([SIMD support not available for this CPU. Performance will suffer.]) 530 fi 531 ;; 532 esac 533 534 if test "x${with_simd}" != "xno"; then 535 AC_DEFINE([WITH_SIMD], [1], [Use accelerated SIMD routines.]) 536 fi 537else 538 RPM_CONFIG_ARGS="$RPM_CONFIG_ARGS --without-simd" 539fi 540 541AM_CONDITIONAL([WITH_SIMD], [test "x$with_simd" != "xno"]) 542AM_CONDITIONAL([WITH_SSE_FLOAT_DCT], [test "x$simd_arch" = "xx86_64" -o "x$simd_arch" = "xi386"]) 543AM_CONDITIONAL([SIMD_I386], [test "x$simd_arch" = "xi386"]) 544AM_CONDITIONAL([SIMD_X86_64], [test "x$simd_arch" = "xx86_64"]) 545AM_CONDITIONAL([SIMD_ARM], [test "x$simd_arch" = "xarm"]) 546AM_CONDITIONAL([SIMD_ARM_64], [test "x$simd_arch" = "xaarch64"]) 547AM_CONDITIONAL([SIMD_MIPS], [test "x$simd_arch" = "xmips"]) 548AM_CONDITIONAL([SIMD_POWERPC], [test "x$simd_arch" = "xpowerpc"]) 549AM_CONDITIONAL([X86_64], [test "x$host_cpu" = "xx86_64" -o "x$host_cpu" = "xamd64"]) 550AM_CONDITIONAL([WITH_TURBOJPEG], [test "x$with_turbojpeg" != "xno"]) 551AM_CONDITIONAL([CROSS_COMPILING], [test "x$cross_compiling" = "xyes"]) 552 553AC_ARG_VAR(PKGNAME, [distribution package name (default: libjpeg-turbo)]) 554if test "x$PKGNAME" = "x"; then 555 PKGNAME=$PACKAGE_NAME 556fi 557AC_SUBST(PKGNAME) 558 559case "$host_cpu" in 560 x86_64) 561 RPMARCH=x86_64 562 DEBARCH=amd64 563 ;; 564 i*86 | x86 | ia32) 565 RPMARCH=i386 566 DEBARCH=i386 567 ;; 568 *) 569 RPMARCH=`uname -m` 570 DEBARCH=$RPMARCH 571 ;; 572esac 573 574if test "${docdir}" = ""; then 575 docdir=${datadir}/doc 576 AC_SUBST(docdir) 577fi 578 579AC_SUBST(RPMARCH) 580AC_SUBST(RPM_CONFIG_ARGS) 581AC_SUBST(DEBARCH) 582AC_SUBST(BUILD) 583AC_DEFINE_UNQUOTED([BUILD], "$BUILD", [libjpeg-turbo build number]) 584 585# NOTE: autoheader automatically modifies the input file of the first 586# invocation of AC_CONFIG_HEADERS, so we put config.h first to prevent 587# jconfig.h.in from being clobbered. config.h is used only internally, whereas 588# jconfig.h contains macros that are relevant to external programs (macros that 589# specify which features were built into the library.) 590AC_CONFIG_HEADERS([config.h]) 591AC_CONFIG_HEADERS([jconfig.h]) 592AC_CONFIG_HEADERS([jconfigint.h]) 593AC_CONFIG_FILES([pkgscripts/libjpeg-turbo.spec.tmpl:release/libjpeg-turbo.spec.in]) 594AC_CONFIG_FILES([pkgscripts/makecygwinpkg.tmpl:release/makecygwinpkg.in]) 595AC_CONFIG_FILES([pkgscripts/makedpkg.tmpl:release/makedpkg.in]) 596AC_CONFIG_FILES([pkgscripts/makemacpkg.tmpl:release/makemacpkg.in]) 597AC_CONFIG_FILES([pkgscripts/uninstall.tmpl:release/uninstall.in]) 598AC_CONFIG_FILES([pkgscripts/libjpeg.pc:release/libjpeg.pc.in]) 599AC_CONFIG_FILES([pkgscripts/libturbojpeg.pc:release/libturbojpeg.pc.in]) 600if test "x$with_turbojpeg" != "xno"; then 601 AC_CONFIG_FILES([tjbenchtest]) 602fi 603if test "x$with_java" = "xyes"; then 604 AC_CONFIG_FILES([tjbenchtest.java]) 605 AC_CONFIG_FILES([tjexampletest]) 606fi 607AC_CONFIG_FILES([libjpeg.map]) 608AC_CONFIG_FILES([Makefile simd/Makefile]) 609AC_CONFIG_FILES([java/Makefile]) 610AC_CONFIG_FILES([md5/Makefile]) 611AC_OUTPUT 612