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dnl Process this file with autoconf to produce a configure script.
# Copyright (C) 2002-2014 Free Software Foundation, Inc.
#
# This file is part of LIBTASN1.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
AC_PREREQ([2.61])
AC_INIT([GNU Libtasn1],[4.0],[help-libtasn1@gnu.org])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS(config.h)
AM_INIT_AUTOMAKE([foreign 1.10 -Wall -Wno-override])
AM_SILENT_RULES([yes])
# Library code modified: REVISION++
# Interfaces changed/added/removed: CURRENT++ REVISION=0
# Interfaces added: AGE++
# Interfaces removed: AGE=0
AC_SUBST(LT_CURRENT, 9)
AC_SUBST(LT_REVISION, 0)
AC_SUBST(LT_AGE, 3)
AC_PROG_CC
gl_EARLY
lgl_EARLY
AC_PROG_YACC
dnl Checks for programs.
AM_MISSING_PROG(HELP2MAN, help2man, $missing_dir)
AC_LIBTOOL_WIN32_DLL
AM_PROG_AR
AM_PROG_LIBTOOL
GTK_DOC_CHECK(1.2)
AC_CHECK_SIZEOF(unsigned long int, 4)
AC_CHECK_SIZEOF(unsigned int, 4)
sj_UPDATE_HEADER_VERSION([$srcdir/lib/libtasn1.h])
# For gnulib compatibility modules.
gl_INIT
lgl_INIT
AC_ARG_ENABLE([gcc-warnings],
[AS_HELP_STRING([--enable-gcc-warnings],
[turn on lots of GCC warnings (for developers)])],
[case $enableval in
yes|no) ;;
*) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
esac
gl_gcc_warnings=$enableval],
[gl_gcc_warnings=no]
)
if test "$gl_gcc_warnings" = yes; then
gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings
nw="$nw -Wc++-compat" # We don't care strongly about C++ compilers
nw="$nw -Wtraditional" # Warns on #elif which we use often
nw="$nw -Wtraditional-conversion" # Too many warnings for now
nw="$nw -Wconversion" # Too many warnings for now
nw="$nw -Wsign-conversion" # Too many warnings for now
nw="$nw -Wold-style-definition" #
nw="$nw -Wpadded" # Our structs are not padded
nw="$nw -Wundef" #
nw="$nw -Wunreachable-code" # Too many false positives
nw="$nw -Wunused-macros" # Breaks on bison generated ASN1.c
nw="$nw -Wswitch-default" # Breaks on bison generated ASN1.c
nw="$nw -Wunsafe-loop-optimizations"
nw="$nw -Wstrict-overflow"
nw="$nw -Wsuggest-attribute=pure" # Is it worth using pure attributes?
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT(ws, [$ws], [$nw])
for w in $ws; do
gl_WARN_ADD([$w])
done
gl_WARN_ADD([-Wno-type-limits])
gl_WARN_ADD([-Wno-missing-field-initializers])
gl_WARN_ADD([-Wno-unused-parameter])
gl_WARN_ADD([-Wno-stack-protector]) # Some functions cannot be protected
gl_WARN_ADD([-fdiagnostics-show-option])
fi
AC_CONFIG_FILES([
Makefile
doc/Makefile
doc/cyclo/Makefile
doc/reference/Makefile
doc/reference/version.xml
examples/Makefile
gl/Makefile
lib/Makefile
lib/gllib/Makefile
lib/libtasn1.pc
src/Makefile
tests/Makefile
])
AC_OUTPUT
AC_MSG_NOTICE([summary of build options:
version: ${VERSION} shared $LT_CURRENT:$LT_REVISION:$LT_AGE
Host type: ${host}
Install prefix: ${prefix}
Compiler: ${CC}
Warning flags: errors: ${WERROR_CFLAGS} warnings: ${WARN_CFLAGS}
Library types: Shared=${enable_shared}, Static=${enable_static}
Valgrind: ${VALGRIND}
Version script: $have_ld_version_script
])
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