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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([ ./update_version 2>/dev/null || true
if test -e package_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_CONFIG_MACRO_DIR([m4])
AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AM_INIT_AUTOMAKE([1.11 foreign no-define dist-zip subdir-objects])
AM_MAINTAINER_MODE([enable])
LT_INIT
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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=4
OP_LT_REVISION=2
OP_LT_AGE=4
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 $host in
*-mingw*)
# -std=c89 causes some warnings under mingw.
CC_CHECK_CFLAGS_APPEND([-U__STRICT_ANSI__])
# We need WINNT>=0x501 (WindowsXP) for getaddrinfo/freeaddrinfo.
# It's okay to define this even when HTTP support is disabled, as it only
# affects header declarations, not linking (unless we actually use some
# XP-only functions).
AC_DEFINE_UNQUOTED(_WIN32_WINNT,0x501,
[We need at least WindowsXP for getaddrinfo/freeaddrinfo])
host_mingw=true
;;
esac
AM_CONDITIONAL(OP_WIN32, test "$host_mingw" = "true")
AC_ARG_ENABLE([assertions],
AS_HELP_STRING([--enable-assertions], [Enable assertions in code]),,
enable_assertions=no)
AS_IF([test "$enable_assertions" = "yes"], [
AC_DEFINE([OP_ENABLE_ASSERTIONS], [1], [Enable assertions in code])
])
AC_ARG_ENABLE([http],
AS_HELP_STRING([--disable-http], [Disable HTTP support]),,
enable_http=yes)
AM_COND_IF(OP_WIN32,
AS_IF([test "$enable_http" != "no"],
AC_CHECK_HEADER([winsock2.h],,
AC_MSG_WARN([HTTP support requires a Winsock socket library.])
enable_http=no
)
),
AS_IF([test "$enable_http" != "no"],
AC_CHECK_HEADER([sys/socket.h],,
AC_MSG_WARN([HTTP support requires a POSIX socket library.])
enable_http=no
)
)
)
AC_SEARCH_LIBS(ftime, [compat], , [enable_http=no])
m4_ifndef([PKG_PROG_PKG_CONFIG],
[m4_fatal([Could not locate the pkg-config autoconf macros.
Please make sure pkg-config is installed and, if necessary, set the environment
variable ACLOCAL="aclocal -I/path/to/pkg.m4".])])
AS_IF([test "$enable_http" != "no"], [
openssl="openssl"
AC_DEFINE([OP_ENABLE_HTTP], [1], [Enable HTTP support])
PKG_CHECK_MODULES([URL_DEPS], [openssl])
])
AM_CONDITIONAL(OP_ENABLE_HTTP, [test "$enable_http" != "no"])
AC_SUBST([openssl])
PKG_CHECK_MODULES([DEPS], [ogg >= 1.3 opus >= 1.0.1])
AC_ARG_ENABLE([fixed-point],
AS_HELP_STRING([--enable-fixed-point], [Enable fixed-point calculation]),,
enable_fixed_point=no)
AC_ARG_ENABLE([float],
AS_HELP_STRING([--disable-float], [Disable floating-point API]),,
enable_float=yes)
AS_IF([test "$enable_float" = "no"],
[enable_fixed_point=yes
AC_DEFINE([OP_DISABLE_FLOAT_API], [1], [Disable floating-point API])
]
)
AS_IF([test "$enable_fixed_point" = "yes"],
[AC_DEFINE([OP_FIXED_POINT], [1], [Enable fixed-point calculation])],
[dnl This only has to be tested for if float->fixed conversions are required
saved_LIBS="$LIBS"
AC_SEARCH_LIBS([lrintf], [m], [
AC_DEFINE([OP_HAVE_LRINTF], [1], [Enable use of lrintf function])
lrintf_notice="
Library for lrintf() ......... ${ac_cv_search_lrintf}"
])
LIBS="$saved_LIBS"
]
)
AC_ARG_ENABLE([examples],
AS_HELP_STRING([--disable-examples], [Do not build example applications]),,
enable_examples=yes)
AM_CONDITIONAL([OP_ENABLE_EXAMPLES], [test "$enable_examples" = "yes"])
AS_CASE(["$ac_cv_search_lrintf"],
["no"],[],
["none required"],[],
[lrintf_lib="$ac_cv_search_lrintf"])
AC_SUBST([lrintf_lib])
CC_ATTRIBUTE_VISIBILITY([default], [
CC_FLAG_VISIBILITY([CFLAGS="${CFLAGS} -fvisibility=hidden"])
])
dnl Check for doxygen
AC_ARG_ENABLE([doc],
AS_HELP_STRING([--disable-doc], [Do not build API documentation]),,
[enable_doc=yes]
)
AS_IF([test "$enable_doc" = "yes"], [
AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no])
AC_CHECK_PROG([HAVE_DOT], [dot], [yes], [no])
],[
HAVE_DOXYGEN=no
])
AM_CONDITIONAL([HAVE_DOXYGEN], [test "$HAVE_DOXYGEN" = "yes"])
AC_CONFIG_FILES([
Makefile
opusfile.pc
opusurl.pc
opusfile-uninstalled.pc
opusurl-uninstalled.pc
doc/Doxyfile
])
AC_CONFIG_HEADERS([config.h])
AC_OUTPUT
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 code examples ............ ${enable_examples}
API documentation ............ ${enable_doc}
------------------------------------------------------------------------
])
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