dnl Process this file with autoconf to produce a configure script. dnl dnl Copyright (C) 2012-2014 Peter Breitenlohner dnl dnl This file is free software; the copyright holder dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl m4_include([version.ac])[] dnl define pixman_version AC_INIT([pixman (TeX Live)], pixman_version, [tex-k@tug.org]) AC_PREREQ([2.65]) AC_CONFIG_SRCDIR([pixman-src/pixman/pixman.h]) AC_CONFIG_AUX_DIR([../../build-aux]) AC_CONFIG_MACRO_DIR([../../m4]) KPSE_BASIC([pixman]) KPSE_LIB_VERSION([pixman])[]dnl AC_SUBST([PIXMAN_VERSION_MAJOR], [pixman_major])[]dnl AC_SUBST([PIXMAN_VERSION_MINOR], [pixman_minor])[]dnl AC_SUBST([PIXMAN_VERSION_MICRO], [pixman_micro])[]dnl test_CFLAGS=${CFLAGS+set} # We may override autoconf default CFLAGS. AC_PROG_CC AC_PROG_RANLIB AC_PROG_LN_S AC_CHECK_FUNCS([getisax]) AC_C_BIGENDIAN AC_C_INLINE KPSE_COMPILER_VISIBILITY AC_CONFIG_HEADERS([config.h]) AM_CONDITIONAL([build], [test "x$enable_build" != xno]) if :; then AC_DEFINE([PIXMAN_NO_TLS], 1, [We do not want threading]) else dnl add all these to config.h.in but do not define them in config.h AC_DEFINE([USE_LOONGSON_MMI], 1, [use Loongson Multimedia Instructions]) AC_DEFINE([USE_X86_MMX], 1, [use x86 MMX compiler intrinsics]) AC_DEFINE([USE_SSE2], 1, [use SSE2 compiler intrinsics]) AC_DEFINE([USE_SSSE3], 1, [use SSSE3 compiler intrinsics]) AC_DEFINE([USE_VMX], 1, [use VMX compiler intrinsics]) AC_DEFINE([USE_ARM_SIMD], 1, [use ARM SIMD assembly optimizations]) AC_DEFINE([USE_ARM_NEON], 1, [use ARM NEON assembly optimizations]) AC_DEFINE([USE_ARM_IWMMXT], 1, [use ARM IWMMXT compiler intrinsics]) AC_DEFINE([USE_MIPS_DSPR2], 1, [use MIPS DSPr2 assembly optimizations]) AC_DEFINE([USE_GCC_INLINE_ASM], 1, [use GNU-style inline assembler]) AC_DEFINE([PIXMAN_TIMERS], 1, [enable TIMER_BEGIN/TIMER_END macros]) AC_DEFINE([TOOLCHAIN_SUPPORTS_ATTRIBUTE_CONSTRUCTOR], 1, [Whether the tool chain supports __attribute__((constructor))]) AC_DEFINE([HAVE_FLOAT128], [], [Whether the tool chain supports __float128]) AC_DEFINE([HAVE_BUILTIN_CLZ], [], [Whether the compiler supports __builtin_clz]) fi dnl Check for missing sqrtf() as, e.g., for Solaris 9 AC_SEARCH_LIBS([sqrtf], [m], , [AC_DEFINE([sqrtf], [sqrt], [Define to sqrt if you do not have the `sqrtf' function.]) AC_SEARCH_LIBS([sqrt], [m])]) dnl PIXMAN_LINK_WITH_ENV(env-setup, program, true-action, false-action) dnl dnl Compiles and links the given program in the environment setup by env-setup dnl and executes true-action on success and false-action on failure. AC_DEFUN([PIXMAN_LINK_WITH_ENV],[dnl save_CFLAGS="$CFLAGS" save_LDFLAGS="$LDFLAGS" save_LIBS="$LIBS" CFLAGS="" LDFLAGS="" LIBS="" $1 CFLAGS="$save_CFLAGS $CFLAGS" LDFLAGS="$save_LDFLAGS $LDFLAGS" LIBS="$save_LIBS $LIBS" AC_LINK_IFELSE( [AC_LANG_SOURCE([$2])], [pixman_cc_stderr=`test -f conftest.err && cat conftest.err` pixman_cc_flag=yes], [pixman_cc_stderr=`test -f conftest.err && cat conftest.err` pixman_cc_flag=no]) if test "x$pixman_cc_stderr" != "x"; then pixman_cc_flag=no fi if test "x$pixman_cc_flag" = "xyes"; then ifelse([$3], , :, [$3]) else ifelse([$4], , :, [$4]) fi CFLAGS="$save_CFLAGS" LDFLAGS="$save_LDFLAGS" LIBS="$save_LIBS" ]) KPSE_CHECK_SIZE_MAX dnl Find a -Werror for catching warnings. WERROR= for w in -Werror -errwarn; do if test "z$WERROR" = "z"; then AC_MSG_CHECKING([whether the compiler supports $w]) PIXMAN_LINK_WITH_ENV( [CFLAGS=$w], [int main(int c, char **v) { (void)c; (void)v; return 0; }], [WERROR=$w; yesno=yes], [yesno=no]) AC_MSG_RESULT($yesno) fi done dnl PIXMAN_CHECK_CFLAG(flag, [program]) dnl Adds flag to CFLAGS if the given program links without warnings or errors. AC_DEFUN([PIXMAN_CHECK_CFLAG], [dnl AC_MSG_CHECKING([whether the compiler supports $1]) PIXMAN_LINK_WITH_ENV( [CFLAGS="$WERROR $1"], [$2 int main(int c, char **v) { (void)c; (void)v; return 0; } ], [_yesno=yes], [_yesno=no]) if test "x$_yesno" = xyes; then CFLAGS="$CFLAGS $1" fi AC_MSG_RESULT($_yesno) ]) AC_CHECK_SIZEOF([long]) # Checks for Sun Studio compilers AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) AC_CHECK_DECL([__amd64], [AMD64_ABI="yes"], [AMD64_ABI="no"]) # Default CFLAGS to -O -g rather than just the -g from AC_PROG_CC # if we're using Sun Studio and neither the user nor a config.site # has set CFLAGS. if test $SUNCC = yes && \ test "x$test_CFLAGS" = "x" && \ test "$CFLAGS" = "-g" then CFLAGS="-O -g" fi # Check for dependencies PIXMAN_CHECK_CFLAG([-Wall]) PIXMAN_CHECK_CFLAG([-fno-strict-aliasing]) AC_SUBST([PIXMAN_TREE], [pixman-src]) if test -f $srcdir/$PIXMAN_TREE/pixman/pixman-version.h; then AC_MSG_ERROR([Sorry, you must remove the file $PIXMAN_TREE/pixman/pixman-version.h]) fi AC_CONFIG_FILES([Makefile include/Makefile pixman-version.h:pixman-src/pixman/pixman-version.h.in]) AC_OUTPUT