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# autoconf source script for generating configure
dnl The package_version file will be automatically synced to the git revision
dnl by the update_version script when configured in the repository, but will
dnl remain constant in tarball releases unless it is manually edited.
m4_define([CURRENT_VERSION],
m4_esyscmd([ if test -e package_version || ./update_version; then
. ./package_version
printf "$PACKAGE_VERSION"
else
printf "unknown"
fi ]))
AC_INIT([opusfile],[CURRENT_VERSION],[opus@xiph.org])
AC_CONFIG_SRCDIR([src/opusfile.c])
AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
LT_INIT
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_MACRO_DIR([m4])
dnl Library versioning for libtool.
dnl Please update these for releases.
dnl CURRENT, REVISION, AGE
dnl - library source changed -> increment REVISION
dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0
dnl - interfaces added -> increment AGE
dnl - interfaces removed -> AGE = 0
OP_LT_CURRENT=0
OP_LT_AGE=0
AC_SUBST(OP_LT_CURRENT)
AC_SUBST(OP_LT_REVISION)
AC_SUBST(OP_LT_AGE)
CC_CHECK_CFLAGS_APPEND(
[-std=c89 -pedantic -Wall -Wextra -Wno-parentheses -Wno-long-long])
# Platform-specific tweaks
case $host in
*-mingw*)
# -std=c89 causes some warnings under mingw.
CC_CHECK_CFLAGS_APPEND([-U__STRICT_ANSI__])
# We need WINNT>=0x501 (WindowsXP) for getaddrinfo/freeaddrinfo.
# It's okay to define this even when HTTP support is disabled, as it only
# affects header declarations, not linking (unless we actually use some
# XP-only functions).
AC_DEFINE_UNQUOTED(_WIN32_WINNT,0x501,
[We need at least WindowsXP for getaddrinfo/freaddrinfo])
AM_CONDITIONAL(OP_WIN32, test "$host_mingw" = "true")
AC_ARG_ENABLE([assertions],
AS_HELP_STRING([--enable-assertions], [Enable assertions in code]),,
enable_assertions=no)
AC_DEFINE([OP_ENABLE_ASSERTIONS], [1], [Enable assertions in code])
])
AC_ARG_ENABLE([http],
AS_HELP_STRING([--disable-http], [Disable HTTP support]),,
enable_http=yes)
AC_CHECK_HEADER([winsock2.h],,
AC_MSG_WARN([HTTP support requires a Winsock socket library.])
enable_http=no
)
),
AC_CHECK_HEADER([sys/socket.h],,
AC_MSG_WARN([HTTP support requires a POSIX socket library.])
enable_http=no
)
)
)
AC_DEFINE([OP_ENABLE_HTTP], [1], [Enable HTTP support])
PKG_CHECK_MODULES([URL_DEPS], [openssl])
AM_CONDITIONAL(OP_ENABLE_HTTP, [test "$enable_http" != "no"])
PKG_CHECK_MODULES([DEPS], [ogg >= 1.3 opus >= 1.0.1])
AC_ARG_ENABLE([fixed-point],
AS_HELP_STRING([--enable-fixed-point], [Enable fixed-point calculation]),,
enable_fixed_point=no)
AC_ARG_ENABLE([float],
AS_HELP_STRING([--disable-float], [Disable floating-point API]),,
enable_float=yes)
[enable_fixed_point=yes
AC_DEFINE([OP_DISABLE_FLOAT_API], [1], [Disable floating-point API])
]
)
[AC_DEFINE([OP_FIXED_POINT], [1], [Enable fixed-point calculation])],
[dnl This only has to be tested for if float->fixed conversions are required
AC_SEARCH_LIBS([lrintf], [m], [
AC_DEFINE([OP_HAVE_LRINTF], [1], [Enable use of lrintf function])
lrintf_notice="
Library for lrintf() ......... ${ac_cv_search_lrintf}"
])
]
)
lrintf_lib="$ac_cv_search_lrintf"
AS_IF([test "$ac_cv_search_lrintf" = "none required"],
[lrintf_lib=""]
)
AC_SUBST(lrintf_lib)
CC_ATTRIBUTE_VISIBILITY([default], [
CC_FLAG_VISIBILITY([CFLAGS="${CFLAGS} -fvisibility=hidden"])
])
dnl Check for doxygen
AC_ARG_ENABLE([doc],
AS_HELP_STRING([--disable-doc], [Do not build API documentation]),,
[enable_doc=yes]
)
AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, yes, no)
if test "$HAVE_DOXYGEN" != "yes" -o "$enable_doc" != "yes" ; then
HAVE_DOXYGEN="no"
enable_doc="no"
AM_CONDITIONAL(HAVE_DOXYGEN, [test $HAVE_DOXYGEN = yes])
Makefile
doc/Doxyfile
])
AC_MSG_NOTICE([
------------------------------------------------------------------------
$PACKAGE_NAME $PACKAGE_VERSION: Automatic configuration OK.
Assertions ................... ${enable_assertions}
HTTP support ................. ${enable_http}
Fixed-point .................. ${enable_fixed_point}
Floating-point API ........... ${enable_float}${lrintf_notice}
Hidden visibility ............ ${cc_cv_flag_visibility}
API documentation ............ ${enable_doc}
------------------------------------------------------------------------