forked from icing/mod_h2
/
configure.ac
204 lines (169 loc) · 6.97 KB
/
configure.ac
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# Copyright 2015 greenbytes GmbH (https://www.greenbytes.de)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
AC_PREREQ([2.69])
AC_INIT([mod_h2], [0.8.0], [stefan.eissing@greenbytes.de])
LT_PREREQ([2.2.6])
LT_INIT()
dnl See versioning rule:
dnl http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
AC_SUBST(LT_CURRENT, 11)
AC_SUBST(LT_REVISION, 0)
AC_SUBST(LT_AGE, 6)
major=`echo $PACKAGE_VERSION |cut -d. -f1 | sed -e "s/[^0-9]//g"`
minor=`echo $PACKAGE_VERSION |cut -d. -f2 | sed -e "s/[^0-9]//g"`
patch=`echo $PACKAGE_VERSION |cut -d. -f3 | cut -d- -f1 | sed -e "s/[^0-9]//g"`
PACKAGE_VERSION_NUM=`printf "0x%02x%02x%02x" "$major" "$minor" "$patch"`
AC_SUBST(PACKAGE_VERSION_NUM)
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([subdir-objects no-define])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_SRCDIR([mod_h2/h2_config.c])
AC_CONFIG_HEADERS([mod_h2/config.h])
AC_ARG_ENABLE([werror],
[AS_HELP_STRING([--enable-werror],
[Turn on compile time warnings])],
[werror=$enableval], [werror=no])
AC_ARG_ENABLE([sandbox], [AS_HELP_STRING([--enable-sandbox],
[Build a sandbox installation [default=no]])],
[case "${enableval}" in
yes) build_mode=sandbox ;;
no) build_mode=extern ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-sandbox]) ;;
esac],
[build_mode=extern])
AC_ARG_WITH([apxs], [AS_HELP_STRING([--with-apxs],
[Use APXS executable [default=check]])],
[request_apxs=$withval], [request_apxs=check])
# Checks for programs.
AC_PROG_CC
AC_PROG_CC_STDC
if test "x$werror" != "xno"; then
AX_CHECK_COMPILE_FLAG([-Wall], [CFLAGS="$CFLAGS -Wall"])
AX_CHECK_COMPILE_FLAG([-Wextra], [CFLAGS="$CFLAGS -Wextra"])
AX_CHECK_COMPILE_FLAG([-Werror], [CFLAGS="$CFLAGS -Werror"])
AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes], [CFLAGS="$CFLAGS -Wmissing-prototypes"])
AX_CHECK_COMPILE_FLAG([-Wstrict-prototypes], [CFLAGS="$CFLAGS -Wstrict-prototypes"])
AX_CHECK_COMPILE_FLAG([-Wmissing-declarations], [CFLAGS="$CFLAGS -Wmissing-declarations"])
AX_CHECK_COMPILE_FLAG([-Wpointer-arith], [CFLAGS="$CFLAGS -Wpointer-arith"])
# we like to use such things...
#AX_CHECK_COMPILE_FLAG([-Wdeclaration-after-statement], [CFLAGS="$CFLAGS -Wdeclaration-after-statement"])
AX_CHECK_COMPILE_FLAG([-Wformat-security], [CFLAGS="$CFLAGS -Wformat-security"])
AX_CHECK_COMPILE_FLAG([-Wwrite-strings], [CFLAGS="$CFLAGS -Wwrite-strings"])
AX_CHECK_COMPILE_FLAG([-Wshadow], [CFLAGS="$CFLAGS -Wshadow"])
AX_CHECK_COMPILE_FLAG([-Winline], [CFLAGS="$CFLAGS -Winline"])
AX_CHECK_COMPILE_FLAG([-Wnested-externs], [CFLAGS="$CFLAGS -Wnested-externs"])
AX_CHECK_COMPILE_FLAG([-Wfloat-equal], [CFLAGS="$CFLAGS -Wfloat-equal"])
AX_CHECK_COMPILE_FLAG([-Wundef], [CFLAGS="$CFLAGS -Wundef"])
AX_CHECK_COMPILE_FLAG([-Wendif-labels], [CFLAGS="$CFLAGS -Wendif-labels"])
AX_CHECK_COMPILE_FLAG([-Wempty-body], [CFLAGS="$CFLAGS -Wempty-body"])
# does not make sense with APR as it prefers char* to void*
# AX_CHECK_COMPILE_FLAG([-Wcast-align], [CFLAGS="$CFLAGS -Wcast-align"])
AX_CHECK_COMPILE_FLAG([-Wclobbered], [CFLAGS="$CFLAGS -Wclobbered"])
AX_CHECK_COMPILE_FLAG([-Wvla], [CFLAGS="$CFLAGS -Wvla"])
AX_CHECK_COMPILE_FLAG([-Wpragmas], [CFLAGS="$CFLAGS -Wpragmas"])
AX_CHECK_COMPILE_FLAG([-Wunreachable-code], [CFLAGS="$CFLAGS -Wunreachable-code"])
AX_CHECK_COMPILE_FLAG([-Waddress], [CFLAGS="$CFLAGS -Waddress"])
AX_CHECK_COMPILE_FLAG([-Wattributes], [CFLAGS="$CFLAGS -Wattributes"])
AX_CHECK_COMPILE_FLAG([-Wdiv-by-zero], [CFLAGS="$CFLAGS -Wdiv-by-zero"])
AX_CHECK_COMPILE_FLAG([-Wshorten-64-to-32], [CFLAGS="$CFLAGS -Wshorten-64-to-32"])
fi
AC_MSG_NOTICE("configuring for $build_mode build")
if test x"$build_mode" = "xsandbox"; then
if test x"$request_apxs" != "xcheck"; then
AC_MSG_ERROR([when sandbox mode is enabled, specifying apxs is not allowed])
fi
# easy, we know where everything will be
#
export BUILD_SUBDIRS="sandbox mod_h2"
prefix="$PWD/sandbox/install"
APXS="$prefix/bin/apxs"
LDFLAGS="$LDFLAGS -L${prefix}/lib"
LIBS="$LIBS -lnghttp2"
CPPFLAGS="$CPPFLAGS -I${prefix}/include"
export SYSCONF_DIR="$prefix/conf"
export LIBEXEC_DIR="$prefix/modules"
# On Ubuntu, we have a propblem with APR 1.5.1 and system includes that
# causes compilation to abort since no definition of PATH_MAX can be found.
# In sandbox build, we just define it therefore, as a quick workaround
CPPFLAGS="$CPPFLAGS -DPATH_MAX=4096"
else
# production, we need to find where the apxs is. which then
# can tell us the various directories we need.
#
if test x"$request_apxs" = "xcheck"; then
AC_PATH_PROG([APXS], [apxs])
if test "x${APXS}" = "x"; then
AC_MSG_ERROR("no APXS installation found")
fi
else
APXS="$request_apxs"
AC_MSG_NOTICE("using APXS=$APXS as configured")
fi
export BUILD_SUBDIRS="mod_h2 setup"
prefix="$($APXS -q prefix)"
LDFLAGS="$LDFLAGS -L$($APXS -q libdir)"
CPPFLAGS="$CPPFLAGS -I$($APXS -q includedir) -I$($APXS -q APR_INCLUDEDIR)"
export SYSCONF_DIR="$($APXS -q sysconfdir)"
export LIBEXEC_DIR="$($APXS -q LIBEXECDIR)"
# We need nghttp2 to be in our link path, check for it.
#
AC_CHECK_LIB([nghttp2], [nghttp2_session_server_new2], ,
[AC_MSG_ERROR("library nghttp2 not found")])
fi
# Checks for header files.
AC_CHECK_HEADERS([ \
assert.h \
stddef.h \
])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_INT32_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT32_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_CHECK_FUNCS([memmove memset strcasecmp strchr])
AC_CHECK_PROG([A2ENMOD],[a2enmod])
# substitution in generated files
AC_SUBST(BUILD_SUBDIRS)
AC_SUBST(SYSCONF_DIR)
AC_SUBST(LIBEXEC_DIR)
AC_CONFIG_FILES([
Makefile
mod_h2/Makefile
mod_h2/h2_version.h
sandbox/Makefile
setup/Makefile
])
AC_OUTPUT
AC_MSG_NOTICE([summary of build options:
Version: ${VERSION} shared $LT_CURRENT:$LT_REVISION:$LT_AGE
Host type: ${host}
Build Type: ${build_mode}
Install prefix: ${prefix}
APXS: ${APXS}
C compiler: ${CC}
CFLAGS: ${CFLAGS}
WARNCFLAGS: ${WARNCFLAGS}
LDFLAGS: ${LDFLAGS}
LIBS: ${LIBS}
CPPFLAGS: ${CPPFLAGS}
C preprocessor: ${CPP}
BUILD_SUBDIRS ${BUILD_SUBDIRS}
a2enmod ${A2ENMOD:--}
])