X-Git-Url: http://git.xiph.org/?p=opus.git;a=blobdiff_plain;f=configure.ac;h=207e9720aec7786d221be2142246f9e7fe85b3a7;hp=10084c4eb4c7fcb7eab48f3b8c1a274e5d0933b0;hb=97cefddc278e1d024d2035a92850f836959280f3;hpb=93839b636d0a1801950bf1ddf52e52cc12b6391a

diff --git a/configure.ac b/configure.ac
index 10084c4e..207e9720 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,31 +1,258 @@
-#                                               -*- Autoconf -*-
-# Process this file with autoconf to produce a configure script.
+dnl Process this file with autoconf to produce a configure script. -*-m4-*-
 
-AC_PREREQ([2.59])
-AC_INIT(src/opus.h)
-AM_INIT_AUTOMAKE(opus,0.9.4)
+AC_INIT(src/opus_encoder.c)
 
 AM_CONFIG_HEADER([config.h])
 
-# Checks for programs.
-AC_PROG_CC
-AC_PROG_LIBTOOL
+dnl enable silent rules on automake 1.11 and later
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
-# Checks for header files.
-AC_HEADER_STDC
-AC_CHECK_HEADERS([float.h stdint.h stdlib.h string.h])
+OPUS_MAJOR_VERSION=0
+OPUS_MINOR_VERSION=9
+OPUS_MICRO_VERSION=6
+OPUS_EXTRA_VERSION=
 
-# Checks for typedefs, structures, and compiler characteristics.
+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_TYPE_SIZE_T
 
-export OPUS_BUILD=true
-AC_DEFINE([OPUS_BUILD], [], [This is a build of Opus])
+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 celt/tests/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}
 
-AC_CONFIG_SUBDIRS([celt])
-AC_CONFIG_SUBDIRS([silk])
+      API documentation: ............. ${ac_enable_doc}
+------------------------------------------------------------------------
+])
 
-AC_CONFIG_FILES([Makefile src/Makefile])
-AC_OUTPUT
+echo "Type \"make; make install\" to compile and install";
+echo "Type \"make check\" to run the test suite";