ref: 6f1ece5798009a317f925b00e8849d818dfa71c5
dir: /configure.ac/
dnl Process this file with autoconf to produce a configure script. -*-m4-*- AC_INIT(src/opus_encoder.c) AM_CONFIG_HEADER([config.h]) dnl enable silent rules on automake 1.11 and later m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) OPUS_MAJOR_VERSION=0 OPUS_MINOR_VERSION=9 OPUS_MICRO_VERSION=6 OPUS_EXTRA_VERSION= OPUS_VERSION="$OPUS_MAJOR_VERSION.$OPUS_MINOR_VERSION.$OPUS_MICRO_VERSION$OPUS_EXTRA_VERSION" AC_MSG_CHECKING([git revision]) GIT_VERSION=$(git describe --tags --match 'v*' 2>/dev/null | sed 's/^v//') if test -z "$GIT_VERSION"; then AC_MSG_RESULT([no]) else AC_MSG_RESULT([$GIT_VERSION]) OPUS_VERSION="$GIT_VERSION" fi LIBOPUS_SUFFIX=0 OPUS_LT_CURRENT=0 OPUS_LT_REVISION=0 OPUS_LT_AGE=0 AC_SUBST(OPUS_LT_CURRENT) AC_SUBST(OPUS_LT_REVISION) AC_SUBST(OPUS_LT_AGE) AC_SUBST(LIBOPUS_SUFFIX) # For automake. VERSION=$OPUS_VERSION PACKAGE=opus # For our version string AC_SUBST(OPUS_VERSION) AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) AM_MAINTAINER_MODE AC_CANONICAL_HOST AM_PROG_LIBTOOL AM_PROG_CC_C_O AC_PROG_CC_C99 AC_C_BIGENDIAN AC_C_CONST AC_C_INLINE AC_C_RESTRICT AC_DEFINE([OPUS_BUILD], [], [This is a build of OPUS]) AC_MSG_CHECKING(for C99 variable-size arrays) AC_TRY_COMPILE( , [ int foo=10; int array[foo]; ], [has_var_arrays=yes;AC_DEFINE([VAR_ARRAYS], [], [Use C99 variable-size arrays]) ], has_var_arrays=no ) AC_MSG_RESULT($has_var_arrays) AC_CHECK_HEADERS([alloca.h getopt.h]) AC_MSG_CHECKING(for alloca) AC_TRY_COMPILE( [#include <alloca.h>], [ int foo=10; int *array = alloca(foo); ], [ has_alloca=yes; if test x$has_var_arrays = "xno" ; then AC_DEFINE([USE_ALLOCA], [], [Make use of alloca]) fi ], has_alloca=no ) AC_MSG_RESULT($has_alloca) AC_CHECK_LIB(m, sin) AC_DEFINE_UNQUOTED(OPUS_VERSION, "${OPUS_VERSION}", [Complete version string]) AC_DEFINE_UNQUOTED(OPUS_MAJOR_VERSION, ${OPUS_MAJOR_VERSION}, [Version major]) AC_DEFINE_UNQUOTED(OPUS_MINOR_VERSION, ${OPUS_MINOR_VERSION}, [Version minor]) AC_DEFINE_UNQUOTED(OPUS_MICRO_VERSION, ${OPUS_MICRO_VERSION}, [Version micro]) AC_DEFINE_UNQUOTED(OPUS_EXTRA_VERSION, "${OPUS_EXTRA_VERSION}", [Version extra]) has_float_approx=no #case "$host_cpu" in #i[[3456]]86 | x86_64 | powerpc64 | powerpc32 | ia64) # has_float_approx=yes # ;; #esac ac_enable_fixed="no"; AC_ARG_ENABLE(fixed-point, [ --enable-fixed-point compile as fixed-point], [if test "$enableval" = yes; then ac_enable_fixed="yes"; AC_DEFINE([FIXED_POINT], [1], [Compile as fixed-point]) else AC_DEFINE([FLOATING_POINT], , [Compile as floating-point]) fi], AC_DEFINE([FLOATING_POINT], , [Compile as floating-point])) ac_enable_fixed_debug="no" AC_ARG_ENABLE(fixed-point-debug, [ --enable-fixed-point-debug debug fixed-point implementation], [if test "$enableval" = yes; then ac_enable_fixed_debug="yes" AC_DEFINE([FIXED_DEBUG], , [Debug fixed-point implementation]) fi]) ac_enable_custom_modes="no" AC_ARG_ENABLE(custom-modes, [ --enable-custom-modes Enable non-Opus modes, like 44.1 kHz and powers of two ], [if test "$enableval" = yes; then ac_enable_custom_modes="yes" AC_DEFINE([CUSTOM_MODES], , [Custom modes]) fi]) float_approx=$has_float_approx AC_ARG_ENABLE(float-approx, [ --enable-float-approx enable fast approximations for floating point], [ if test "$enableval" = yes; then AC_WARN([Floating point approximations are not supported on all platforms.]) float_approx=yes else float_approx=no fi], [ float_approx=$has_float_approx ]) if test "x${float_approx}" = "xyes"; then AC_DEFINE([FLOAT_APPROX], , [Float approximations]) fi ac_enable_assertions="no" AC_ARG_ENABLE(assertions, [ --enable-assertions enable additional software error checking], [if test "$enableval" = yes; then ac_enable_assertions="yes" AC_DEFINE([ENABLE_ASSERTIONS], , [Assertions]) fi]) ac_enable_fuzzing="no" AC_ARG_ENABLE(fuzzing, [ --enable-fuzzing causes the encoder to make random decisions], [if test "$enableval" = yes; then ac_enable_fuzzing="yes" AC_DEFINE([FUZZING], , [Fuzzing]) fi]) ac_enable_doc="yes" AC_ARG_ENABLE([doc], AS_HELP_STRING([--disable-doc], [Do not build API documentation]), [ac_enable_doc=$enableval]) AC_CHECK_PROG(HAVE_DOXYGEN, [doxygen], [yes], [no]) if test "$HAVE_DOXYGEN" != "yes" -o "$ac_enable_doc" != "yes"; then HAVE_DOXYGEN="false" ac_enable_doc="no" fi AM_CONDITIONAL(HAVE_DOXYGEN, [test $HAVE_DOXYGEN = yes]) if test "$OPUS_BUILD" != "true" ; then saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fvisibility=hidden" AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden]) AC_COMPILE_IFELSE([char foo;], [ AC_MSG_RESULT([yes]) SYMBOL_VISIBILITY="-fvisibility=hidden" ], AC_MSG_RESULT([no])) CFLAGS="$saved_CFLAGS $SYMBOL_VISIBILITY" AC_SUBST(SYMBOL_VISIBILITY) saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fstack-protector-all" AC_MSG_CHECKING([if ${CC} supports -fstack-protector-all]) AC_COMPILE_IFELSE([char foo;], [ AC_MSG_RESULT([yes]) STACK_PROTECTOR="-fstack-protector-all" ], AC_MSG_RESULT([no])) CFLAGS="$saved_CFLAGS $STACK_PROTECTOR" fi if test $ac_cv_c_compiler_gnu = yes ; then CFLAGS="$CFLAGS -W -Wstrict-prototypes -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow" fi AC_CHECK_FUNCS([lrintf]) AC_CHECK_FUNCS([lrint]) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(long long) if test x$has_char16 = "xyes" ; then case 1 in $ac_cv_sizeof_short) SIZE16="short";; $ac_cv_sizeof_int) SIZE16="int";; esac else case 2 in $ac_cv_sizeof_short) SIZE16="short";; $ac_cv_sizeof_int) SIZE16="int";; esac fi if test x$has_char16 = "xyes" ; then case 2 in $ac_cv_sizeof_int) SIZE32="int";; $ac_cv_sizeof_long) SIZE32="long";; $ac_cv_sizeof_short) SIZE32="short";; esac else case 4 in $ac_cv_sizeof_int) SIZE32="int";; $ac_cv_sizeof_long) SIZE32="long";; $ac_cv_sizeof_short) SIZE32="short";; esac fi AC_SUBST(SIZE16) AC_SUBST(SIZE32) if test "$OPUS_BUILD" = "true" ; then AC_DEFINE(OPUS_BUILD, [], [We're part of Opus]) fi AM_CONDITIONAL([FIXED_POINT], [test x$ac_enable_fixed = xyes]) AM_CONDITIONAL([CUSTOM_MODES], [test x$ac_enable_custom_modes = xyes]) AC_OUTPUT([Makefile opus.pc opus-uninstalled.pc doc/Makefile doc/Doxyfile]) AC_MSG_RESULT([ ------------------------------------------------------------------------ $PACKAGE $VERSION: Automatic configuration OK. Compiler support: C99 var arrays: ................ ${has_var_arrays} C99 lrintf: .................... ${ac_cv_func_lrintf} Alloca: ........................ ${has_alloca} General configuration: Fast float approximations: ..... ${float_approx} Fixed point support: ........... ${ac_enable_fixed} Fixed point debugging: ......... ${ac_enable_fixed_debug} Custom modes: .................. ${ac_enable_custom_modes} Assertion checking: ............ ${ac_enable_assertions} Fuzzing: ....................... ${ac_enable_fuzzing} API documentation: ............. ${ac_enable_doc} ------------------------------------------------------------------------ ]) echo "Type \"make; make install\" to compile and install"; echo "Type \"make check\" to run the test suite";