diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 264 |
1 files changed, 179 insertions, 85 deletions
diff --git a/configure.ac b/configure.ac index 5f8cf7b..c616f3a 100644 --- a/configure.ac +++ b/configure.ac @@ -1,9 +1,6 @@ -m4_define([LIBASS_VERSION], [0.15.1]) -AC_INIT(libass, LIBASS_VERSION) -AM_INIT_AUTOMAKE([foreign]) +AC_INIT(libass, 0.17.1) +AM_INIT_AUTOMAKE([foreign subdir-objects]) AC_CONFIG_MACRO_DIR([m4]) -# Disable Fortran checks -define([AC_LIBTOOL_LANG_F77_CONFIG], [:]) LT_INIT AC_CONFIG_SRCDIR([libass/ass.c]) AC_CONFIG_HEADERS([config.h]) @@ -11,6 +8,7 @@ AC_CONFIG_HEADERS([config.h]) # Checks for programs. AC_PROG_CC AM_PROG_CC_C_O +AM_PROG_AS # Checks for header files. AC_CHECK_HEADERS_ONCE([iconv.h]) @@ -25,12 +23,16 @@ AC_ARG_ENABLE([compare], AS_HELP_STRING([--enable-compare], [enable compare program (requires libpng) @<:@default=no@:>@])) AC_ARG_ENABLE([profile], AS_HELP_STRING([--enable-profile], [enable profiling program @<:@default=no@:>@])) +AC_ARG_ENABLE([fuzz], AS_HELP_STRING([--enable-fuzz], + [enable fuzzing consumer @<:@default=no@:>@])) AC_ARG_ENABLE([fontconfig], AS_HELP_STRING([--disable-fontconfig], - [disable fontconfig support @<:@default=enabled@:>@])) + [disable fontconfig support @<:@default=check@:>@])) AC_ARG_ENABLE([directwrite], AS_HELP_STRING([--disable-directwrite], - [disable DirectWrite support (win32 only) @<:@default=check@:>@])) + [disable DirectWrite support (Windows only) @<:@default=check@:>@])) AC_ARG_ENABLE([coretext], AS_HELP_STRING([--disable-coretext], [disable CoreText support (OSX only) @<:@default=check@:>@])) +AC_ARG_ENABLE([libunibreak], AS_HELP_STRING([--disable-libunibreak], + [disable libunibreak support @<:@default=check@:>@])) AC_ARG_ENABLE([require-system-font-provider], AS_HELP_STRING([--disable-require-system-font-provider], [allow compilation even if no system font provider was found @<:@default=enabled:>@])) AC_ARG_ENABLE([asm], AS_HELP_STRING([--disable-asm], @@ -38,6 +40,14 @@ AC_ARG_ENABLE([asm], AS_HELP_STRING([--disable-asm], AC_ARG_ENABLE([large-tiles], AS_HELP_STRING([--enable-large-tiles], [use larger tiles in the rasterizer (better performance, slightly worse quality) @<:@default=disabled@:>@])) +AC_ARG_VAR([ART_SAMPLES], + [Path to the root of libass' regression testing sample repository. If set, it is used in make check.]) +AC_ARG_VAR([FUZZ_LDFLAGS], + [Optional special linking flags only used for the fuzzer binary.]) +AC_ARG_VAR([FUZZ_CPPFLAGS], + [If fuzzing program is enabled, set this to select alternative modes; see fuzzer source for options.]) +FUZZ_CPPFLAGS="${FUZZ_CPPFLAGS:--DASS_FUZZMODE=0}" + # Checks for available libraries and define corresponding C Macros # Start with system libs, then check everything else via pkg-config AS_IF([test "x$ac_cv_header_iconv_h" = xyes], [ @@ -65,20 +75,23 @@ AC_SEARCH_LIBS([lrint], [m], [ ]) pkg_libs="$LIBS" -## Check for libraries via pkg-config -PKG_CHECK_MODULES([FREETYPE], [freetype2 >= 9.10.3], [ +## Check for libraries via pkg-config and add to pkg_requires as needed +PKG_CHECK_MODULES([FREETYPE], [freetype2 >= 9.17.3], [ + pkg_requires="freetype2 >= 9.17.3" CFLAGS="$CFLAGS $FREETYPE_CFLAGS" LIBS="$LIBS $FREETYPE_LIBS" AC_DEFINE(CONFIG_FREETYPE, 1, [found freetype2 via pkg-config]) ]) -PKG_CHECK_MODULES([FRIBIDI], [fribidi >= 0.19.0], [ +PKG_CHECK_MODULES([FRIBIDI], [fribidi >= 0.19.1], [ + pkg_requires="fribidi >= 0.19.1, ${pkg_requires}" CFLAGS="$CFLAGS $FRIBIDI_CFLAGS" LIBS="$LIBS $FRIBIDI_LIBS" AC_DEFINE(CONFIG_FRIBIDI, 1, [found fribidi via pkg-config]) ]) PKG_CHECK_MODULES([HARFBUZZ], [harfbuzz >= 1.2.3], [ + pkg_requires="harfbuzz >= 1.2.3, ${pkg_requires}" CFLAGS="$CFLAGS $HARFBUZZ_CFLAGS" LIBS="$LIBS $HARFBUZZ_LIBS" AC_DEFINE(CONFIG_HARFBUZZ, 1, [found harfbuzz via pkg-config]) @@ -87,22 +100,40 @@ PKG_CHECK_MODULES([HARFBUZZ], [harfbuzz >= 1.2.3], [ libpng=false AS_IF([test "x$enable_test" = xyes || test "x$enable_compare" = xyes], [ PKG_CHECK_MODULES([LIBPNG], [libpng >= 1.2.0], [ + # Only used for test programs, must not be used for distribution CFLAGS="$CFLAGS $LIBPNG_CFLAGS" AC_DEFINE(CONFIG_LIBPNG, 1, [found libpng via pkg-config]) libpng=true ]) ]) +AS_IF([test "x$enable_libunibreak" != xno], [ + PKG_CHECK_MODULES([LIBUNIBREAK], [libunibreak >= 1.1], [ + pkg_requires="libunibreak >= 1.1, ${pkg_requires}" + CFLAGS="$CFLAGS $LIBUNIBREAK_CFLAGS" + LIBS="$LIBS $LIBUNIBREAK_LIBS" + AC_DEFINE(CONFIG_UNIBREAK, 1, [found libunibreak via pkg-config]) + ], [ + AS_IF([test "x$enable_libunibreak" = xyes], [ + AC_MSG_ERROR([libunibreak support was requested, but it was not found.]) + ]) + ]) +]) + ## Check for system font providers ### Fontconfig AS_IF([test "x$enable_fontconfig" != xno], [ PKG_CHECK_MODULES([FONTCONFIG], [fontconfig >= 2.10.92], [ + pkg_requires="fontconfig >= 2.10.92, ${pkg_requires}" CFLAGS="$CFLAGS $FONTCONFIG_CFLAGS" LIBS="$LIBS $FONTCONFIG_LIBS" AC_DEFINE(CONFIG_FONTCONFIG, 1, [found fontconfig via pkg-config]) fontconfig=true ], [ fontconfig=false + AS_IF([test "x$enable_fontconfig" = xyes], [ + AC_MSG_ERROR([fontconfig support was requested, but it was not found.]) + ]) ]) ]) @@ -115,9 +146,10 @@ AS_IF([test "x$enable_coretext" != xno], [ AC_COMPILE_IFELSE([ AC_LANG_PROGRAM( dnl# First test for legacy include [[#include <ApplicationServices/ApplicationServices.h>]], - [[CTFontDescriptorCopyAttribute(NULL, kCTFontURLAttribute);]] + [[CTFontDescriptorCopyAttribute(NULL, kCTFontNameAttribute);]] ) ], [ + pkg_libs="$pkg_libs -framework ApplicationServices -framework CoreFoundation" LIBS="$LIBS -framework ApplicationServices -framework CoreFoundation" AC_DEFINE(CONFIG_CORETEXT, 1, [found CoreText in ApplicationServices framework]) coretext=true @@ -126,9 +158,10 @@ AS_IF([test "x$enable_coretext" != xno], [ AC_COMPILE_IFELSE([ AC_LANG_PROGRAM( dnl# Otherwise check newer include style [[#include <CoreText/CoreText.h>]], - [[CTFontDescriptorCopyAttribute(NULL, kCTFontURLAttribute);]] + [[CTFontDescriptorCopyAttribute(NULL, kCTFontNameAttribute);]] ) ], [ + pkg_libs="$pkg_libs -framework CoreText -framework CoreFoundation" LIBS="$LIBS -framework CoreText -framework CoreFoundation" AC_DEFINE(CONFIG_CORETEXT, 1, [found CoreText framework]) coretext=true @@ -136,6 +169,9 @@ AS_IF([test "x$enable_coretext" != xno], [ ], [ coretext=false AC_MSG_RESULT([no]) + AS_IF([test "x$enable_coretext" = xyes], [ + AC_MSG_ERROR([CoreText support was requested, but it was not found.]) + ]) ]) ]) ]) @@ -144,15 +180,40 @@ AS_IF([test "x$enable_coretext" != xno], [ AS_IF([test "x$enable_directwrite" != xno], [ # Linking to DirectWrite directly only works from Windows AC_MSG_CHECKING([for DIRECTWRITE]) - AC_LINK_IFELSE([ + AC_COMPILE_IFELSE([ AC_LANG_PROGRAM([[#include <windows.h>]], [[;]]) ], [ - AC_DEFINE(CONFIG_DIRECTWRITE, 1, [found DirectWrite]) directwrite=true AC_MSG_RESULT([yes]) + AC_MSG_CHECKING([for Win32 desktop APIs]) + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[ + #include <winapifamily.h> + #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) + #error Win32 desktop APIs are available + #endif + ]], [[;]]) + ], [ + # WinRT/UWP/app build: GDI and LoadLibrary are + # unavailable, but DirectWrite is always present + pkg_libs="$pkg_libs -ldwrite" + LIBS="$LIBS -ldwrite" + AC_DEFINE(CONFIG_DIRECTWRITE, 1, [found DirectWrite (WinRT/UWP)]) + AC_MSG_RESULT([no]) + ], [ + # Win32/desktop build: GDI is always present; + # DirectWrite is optional but can be loaded via LoadLibrary + pkg_libs="$pkg_libs -lgdi32" + LIBS="$LIBS -lgdi32" + AC_DEFINE(CONFIG_DIRECTWRITE, 1, [found DirectWrite and GDI (Win32)]) + AC_MSG_RESULT([yes]) + ]) ], [ directwrite=false AC_MSG_RESULT([no]) + AS_IF([test "x$enable_directwrite" = xyes], [ + AC_MSG_ERROR([DirectWrite support was requested, but it was not found.]) + ]) ]) ]) @@ -171,97 +232,104 @@ AS_IF([test "x$enable_require_system_font_provider" != xno dnl )) ]) -## Now add packages to pkg_requires -pkg_requires="freetype2 >= 9.10.3" -pkg_requires="fribidi >= 0.19.0, ${pkg_requires}" -pkg_requires="harfbuzz >= 1.2.3, ${pkg_requires}" -AS_IF([test "x$fontconfig" = xtrue], [ - pkg_requires="fontconfig >= 2.10.92, ${pkg_requires}" -]) - # Locate and configure Assembler appropriately +can_asm=false +cpu_family="other" AS_IF([test "x$enable_asm" != xno], [ AS_CASE([$host], [i?86-*], [ - INTEL=true AS=nasm - X86=true + cpu_family="x86" BITS=32 BITTYPE=32 ASFLAGS="$ASFLAGS -DARCH_X86_64=0" ], [x86_64-*-gnux32|amd64-*-gnux32], [ AS=nasm - INTEL=true - X64=true + cpu_family="x86" BITS=64 BITTYPE=x32 ASFLAGS="$ASFLAGS -DARCH_X86_64=1" ], [x86_64-*|amd64-*], [ AS=nasm - INTEL=true - X64=true + cpu_family="x86" BITS=64 BITTYPE=64 ASFLAGS="$ASFLAGS -DARCH_X86_64=1" ], + [aarch64-*|aarch64_be-*], [ + cpu_family="arm64" + BITS=64 + BITTYPE=64 + ], [ # default - INTEL=false + AC_MSG_NOTICE([Assembly optimizations are not yet supported on this architecture; disabling.]) ] ) - AS_IF([test "x$INTEL" = xtrue], [ - AC_CHECK_PROG([nasm_check], [$AS], [yes]) - AS_IF([test "x$nasm_check" != xyes], [ - AC_MSG_WARN(nasm was not found; ASM functions are disabled.) - AC_MSG_WARN(Install nasm for a significantly faster libass build.) - enable_asm=no - ], [ + AS_CASE([$cpu_family], + [x86], [ + AC_CHECK_PROG([nasm_check], [$AS], [yes]) + AS_IF([test "x$nasm_check" != xyes], [ + AC_MSG_WARN(nasm was not found; ASM functions are disabled.) + AC_MSG_WARN(Install nasm for a significantly faster libass build.) + ], [ + AS_CASE([$host_os], + [darwin*], [ + ASFLAGS="$ASFLAGS -f macho$BITTYPE -DPREFIX -DSTACK_ALIGNMENT=16" + ], + [cygwin*|mingw*], [ + ASFLAGS="$ASFLAGS -f win$BITTYPE" + AS_IF([test "x$BITS" = x32], [ + ASFLAGS="$ASFLAGS -DPREFIX" + ]) + ], + [linux*|solaris*|haiku*|gnu*], [ + ASFLAGS="$ASFLAGS -f elf$BITTYPE -DSTACK_ALIGNMENT=16" + ], + [dragonfly*|*bsd*], [ + ASFLAGS="$ASFLAGS -f elf$BITTYPE" + ], + [ # default + AC_MSG_ERROR(m4_text_wrap(m4_normalize([ + Please contact libass upstream to figure out if ASM + support for your platform can be added. + In the meantime you will need to use --disable-asm.]), + [ ], + [could not identify NASM format for $host_os !], + [78] + )) + ] + ) + AC_MSG_CHECKING([if $AS supports vpmovzxwd]) + echo "vpmovzxwd ymm0, xmm0" > conftest.asm + AS_IF([$AS conftest.asm $ASFLAGS -o conftest.o >conftest.log 2>&1], [ + AC_MSG_RESULT([yes]) + can_asm=true + ], [ + AC_MSG_RESULT([no]) + VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1` + AC_MSG_WARN([nasm is too old (found $VER); ASM functions are disabled.]) + AC_MSG_WARN([Install nasm-2.10 or later for a significantly faster libass build.]) + ]) + rm conftest.asm conftest.o > /dev/null 2>&1 + ]) + ], + [arm64], [ AS_CASE([$host], [*darwin*], [ - ASFLAGS="$ASFLAGS -f macho$BITTYPE -DPREFIX -DSTACK_ALIGNMENT=16" - ], - [*linux*|*solaris*|*haiku*], [ - ASFLAGS="$ASFLAGS -f elf$BITTYPE -DSTACK_ALIGNMENT=16" - ], - [*dragonfly*|*bsd*], [ - ASFLAGS="$ASFLAGS -f elf$BITTYPE" - ], - [*cygwin*|*mingw*], [ - ASFLAGS="$ASFLAGS -f win$BITTYPE" - AS_IF([test "x$BITS" = x32], [ - ASFLAGS="$ASFLAGS -DPREFIX" - ]) - ], - [ # default - AC_MSG_ERROR(m4_text_wrap(m4_normalize([ - Please contact libass upstream to figure out if ASM - support for your platform can be added. - In the meantime you will need to use --disable-asm.]), - [ ], - [could not identify NASM format for $host !], - [78] - )) + CCASFLAGS="$CCASFLAGS -DPREFIX" ] ) - ASFLAGS="$ASFLAGS -Dprivate_prefix=ass" - AC_MSG_CHECKING([if $AS supports vpmovzxwd]) - echo "vpmovzxwd ymm0, xmm0" > conftest.asm - AS_IF([$AS conftest.asm $ASFLAGS -o conftest.o >conftest.log 2>&1], [ - AC_MSG_RESULT([yes]) - ], [ - AC_MSG_RESULT([no]) - VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1` - AC_MSG_WARN([nasm is too old (found $VER); ASM functions are disabled.]) - AC_MSG_WARN([Install nasm-2.10 or later for a significantly faster libass build.]) - enable_asm=no - ]) - rm conftest.asm conftest.o > /dev/null 2>&1 - ]) - ]) + can_asm=true + ] + ) ]) +AS_IF([test x"$enable_asm" = xyes && test x"$can_asm" != xtrue], [ + AC_MSG_ERROR([Assembly was requested, but cannot be built; see prior messages.]) +]) # Relay config results to output files @@ -270,20 +338,34 @@ AC_SUBST([ASFLAGS], ["$ASFLAGS"]) AC_SUBST([AS], ["$AS"]) ## Relay package configuration to libass.pc.in -AC_SUBST([PKG_LIBS_PRIVATE], [${pkg_libs}]) -AC_SUBST([PKG_REQUIRES_PRIVATE], [${pkg_requires}]) +AS_IF([test "x$enable_shared" != xno], [ + AC_SUBST([PKG_LIBS_PUBLIC], []) + AC_SUBST([PKG_REQUIRES_PUBLIC], []) + AC_SUBST([PKG_LIBS_PRIVATE], [${pkg_libs}]) + AC_SUBST([PKG_REQUIRES_PRIVATE], [${pkg_requires}]) +], [ + # Not mentioned by the pkg-config specification, but + # a common workaround for poor support for mixed builds + AC_SUBST([PKG_LIBS_PUBLIC], [${pkg_libs}]) + AC_SUBST([PKG_REQUIRES_PUBLIC], [${pkg_requires}]) + AC_SUBST([PKG_LIBS_PRIVATE], []) + AC_SUBST([PKG_REQUIRES_PRIVATE], []) +]) ## Setup conditionals for use in Makefiles -AM_CONDITIONAL([ASM], [test "x$enable_asm" != xno]) -AM_CONDITIONAL([INTEL], [test "x$INTEL" = xtrue]) -AM_CONDITIONAL([X86], [test "x$X86" = xtrue]) -AM_CONDITIONAL([X64], [test "x$X64" = xtrue]) +AM_CONDITIONAL([ASM], [test "x$can_asm" = xtrue]) +AM_CONDITIONAL([X86], [test "x$cpu_family" = xx86]) +AM_CONDITIONAL([X86_64], [test "x$cpu_family" = xx86 && test "x$BITS" = x64]) +AM_CONDITIONAL([AARCH64], [test "x$cpu_family" = xarm64]) AM_CONDITIONAL([ENABLE_LARGE_TILES], [test "x$enable_large_tiles" = xyes]) AM_CONDITIONAL([ENABLE_COMPARE], [test "x$enable_compare" = xyes && test "x$libpng" = xtrue]) AM_CONDITIONAL([ENABLE_TEST], [test "x$enable_test" = xyes && test "x$libpng" = xtrue]) AM_CONDITIONAL([ENABLE_PROFILE], [test "x$enable_profile" = xyes]) +AM_CONDITIONAL([ENABLE_FUZZ], [test "x$enable_fuzz" = xyes]) +# tcc doesn't have the full support of __attribute__((aligned(32))) +AM_CONDITIONAL([ENABLE_CHECKASM], [test "x$can_asm" = xtrue && test "x$GCC" = xyes]) AM_CONDITIONAL([FONTCONFIG], [test "x$fontconfig" = xtrue]) AM_CONDITIONAL([CORETEXT], [test "x$coretext" = xtrue]) @@ -292,6 +374,15 @@ AM_CONDITIONAL([DIRECTWRITE], [test "x$directwrite" = xtrue]) ## Define C Macros not relating to libraries AM_COND_IF([ASM], [ AC_DEFINE(CONFIG_ASM, 1, [ASM enabled]) + AM_COND_IF([X86], [ + AC_DEFINE(ARCH_X86, 1, [targeting a 32- or 64-bit x86 host architecture]) + ]) + AM_COND_IF([X86_64], [ + AC_DEFINE(ARCH_X86_64, 1, [targeting a 64-bit x86 host architecture]) + ]) + AM_COND_IF([AARCH64], [ + AC_DEFINE(ARCH_AARCH64, 1, [targeting a 64-bit arm host architecture]) + ]) ], [ AC_DEFINE(CONFIG_ASM, 0, [ASM enabled]) ]) @@ -303,16 +394,19 @@ AM_COND_IF([ENABLE_LARGE_TILES], [ ]) ## Make a guess about the source code version -AS_IF([test -d "${srcdir}/.git"], [ +AS_IF([test -e "${srcdir}/.git"], [ AC_PATH_PROG([git_bin], [git]) AS_IF([test -n "$git_bin"], [ - srcversion_string="commit: $("$git_bin" -C "$srcdir" describe --tags --long --always --dirty --broken --abbrev=40)" + tmp="$("$git_bin" -C "$srcdir" describe --tags --long --always --broken --abbrev=40 2>/dev/null)" \ + || tmp="$("$git_bin" -C "$srcdir" describe --tags --long --always --dirty --abbrev=40 2>/dev/null)" \ + || tmp="failed to determine (>= AC_PACKAGE_VERSION)" + srcversion_string="commit: $tmp" ], [ - srcversion_string="custom after: LIBASS_VERSION" + srcversion_string="custom after: AC_PACKAGE_VERSION" ]) ], [ dnl# Hope no one creates custom tarballs without adjusting the version - srcversion_string="tarball: LIBASS_VERSION" + srcversion_string="tarball: AC_PACKAGE_VERSION" ]) AC_DEFINE_UNQUOTED([CONFIG_SOURCEVERSION], ["$srcversion_string"], [string containing info about the used source]) @@ -320,5 +414,5 @@ AC_DEFINE_UNQUOTED([CONFIG_SOURCEVERSION], ["$srcversion_string"], ## Setup output beautifier. m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) -AC_CONFIG_FILES([Makefile libass/Makefile test/Makefile compare/Makefile profile/Makefile libass.pc]) +AC_CONFIG_FILES([Makefile libass.pc]) AC_OUTPUT |