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dnl Process this file with autoconf to produce a configure script
dnl ------------------------------------------------
dnl Initialization and Versioning
dnl ------------------------------------------------
AC_INIT(mdct.c)
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AM_CONFIG_HEADER([config.h])
AM_INIT_AUTOMAKE(libvorbisidec,1.2.1)
dnl AM_MAINTAINER_MODE only provides the option to configure to enable it
AM_MAINTAINER_MODE
dnl Library versioning
V_LIB_CURRENT=1
V_LIB_REVISION=3
V_LIB_AGE=0
AC_SUBST(V_LIB_CURRENT)
AC_SUBST(V_LIB_REVISION)
AC_SUBST(V_LIB_AGE)
dnl --------------------------------------------------
dnl Check for programs
dnl --------------------------------------------------
dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2"
dnl if $CFLAGS is blank
cflags_save="$CFLAGS"
AC_PROG_CC
AC_PROG_CPP
CFLAGS="$cflags_save"
AM_PROG_LIBTOOL
dnl --------------------------------------------------
dnl Set build flags based on environment
dnl --------------------------------------------------
dnl Set some target options
cflags_save="$CFLAGS"
ldflags_save="$LDFLAGS"
if test -z "$GCC"; then
case $host in
arm-*-*)
DEBUG="-g -D_ARM_ASSEM_"
CFLAGS="-O -D_ARM_ASSEM_"
PROFILE="-p -g -O -D_ARM_ASSEM" ;;
*)
DEBUG="-g"
CFLAGS="-O"
PROFILE="-g -p" ;;
esac
else
case $host in
arm-*-*)
DEBUG="-g -W -D__NO_MATH_INLINES -fsigned-char -D_ARM_ASSEM_"
CFLAGS="-O2 -D_ARM_ASSEM_ -fsigned-char"
PROFILE="-W -pg -g -O2 -D_ARM_ASSEM_ -fsigned-char -fno-inline-functions";;
*)
DEBUG="-g -W -D__NO_MATH_INLINES -fsigned-char"
CFLAGS="-O2 -fsigned-char"
PROFILE="-W -pg -g -O2 -fsigned-char -fno-inline-functions";;
esac
fi
CFLAGS="$CFLAGS $cflags_save -D_REENTRANT"
LDFLAGS="$LDFLAGS $ldflags_save"
dnl --------------------------------------------------
dnl Options
dnl --------------------------------------------------
AC_ARG_ENABLE(
low-accuracy,
[ --enable-low-accuracy enable 32 bit only multiply operations],
CFLAGS="$CFLAGS -D_LOW_ACCURACY_"
)
dnl --------------------------------------------------
dnl Check for headers
dnl --------------------------------------------------
AC_CHECK_HEADER(memory.h,CFLAGS="$CFLAGS -DUSE_MEMORY_H",:)
dnl --------------------------------------------------
dnl Check for typedefs, structures, etc
dnl --------------------------------------------------
dnl none
dnl --------------------------------------------------
dnl Check for library functions
dnl --------------------------------------------------
AC_FUNC_ALLOCA
AC_FUNC_MEMCMP
dnl --------------------------------------------------
dnl Do substitutions
dnl --------------------------------------------------
LIBS="$LIBS"
AC_SUBST(LIBS)
AC_SUBST(DEBUG)
AC_SUBST(PROFILE)
AC_OUTPUT(Makefile vorbisidec.pc)
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