181 lines
6.5 KiB
Plaintext
181 lines
6.5 KiB
Plaintext
m4_pattern_allow([^AM_])
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m4_pattern_allow([^AC_])
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AC_PREREQ([2.69])
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AC_INIT([Bip IRC Proxy],[0.9.3-git],[http://bip.milkypond.org/projects/bip/activity],[bip],[http://bip.milkypond.org/])
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AM_INIT_AUTOMAKE([foreign subdir-objects -Wall -Werror])
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AM_MAINTAINER_MODE
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AC_CONFIG_HEADERS([src/config.h])
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# Checks for programs
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AC_PROG_CC
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AM_PROG_AR
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AC_PROG_RANLIB
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AC_PROG_INSTALL
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AM_PROG_LEX
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AC_PROG_YACC
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dnl PKG_PREREQ(MIN-VERSION)
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dnl -----------------------
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dnl Since: 0.29
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dnl
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dnl Verify that the version of the pkg-config macros are at least
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dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's
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dnl installed version of pkg-config, this checks the developer's version
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dnl of pkg.m4 when generating configure.
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dnl
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dnl To ensure that this macro is defined, also add:
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dnl m4_ifndef([PKG_PREREQ],
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dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])])
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dnl
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dnl See the "Since" comment for each macro you use to see what version
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dnl of the macros you require.
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m4_defun([PKG_PREREQ],
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[m4_define([PKG_MACROS_VERSION], [0.29.1])
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m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1,
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[m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])])
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])dnl PKG_PREREQ
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dnl PKG_PROG_PKG_CONFIG([MIN-VERSION])
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dnl ----------------------------------
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dnl Since: 0.16
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dnl
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dnl Search for the pkg-config tool and set the PKG_CONFIG variable to
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dnl first found in the path. Checks that the version of pkg-config found
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dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is
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dnl used since that's the first version where most current features of
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dnl pkg-config existed.
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AC_DEFUN([PKG_PROG_PKG_CONFIG],
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[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
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m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
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m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
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AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
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AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
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AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
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if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
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AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
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fi
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if test -n "$PKG_CONFIG"; then
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_pkg_min_version=m4_default([$1], [0.9.0])
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AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
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if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
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AC_MSG_RESULT([yes])
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else
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AC_MSG_RESULT([no])
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PKG_CONFIG=""
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fi
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fi[]dnl
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])dnl PKG_PROG_PKG_CONFIG
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PKG_CHECK_MODULES(OPENSSL, [libssl >= 0.9.8 libcrypto >= 0.9.8], [
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with_openssl=yes
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AC_DEFINE([HAVE_LIBSSL], [1],
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[Build SSL support])
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], [ with_openssl=no ])
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AC_CACHE_CHECK([whether $CC accepts PIE flags], [ap_cv_cc_pie], [
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save_CFLAGS=$CFLAGS
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save_LDFLAGS=$LDFLAGS
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CFLAGS="$CFLAGS -fPIE"
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LDFLAGS="$LDFLAGS -pie"
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AC_RUN_IFELSE([AC_LANG_SOURCE([[static int foo[30000]; int main () { return 0; }]])],
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[ap_cv_cc_pie=yes],
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[ap_cv_cc_pie=no],
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[ap_cv_cc_pie=yes]
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)
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CFLAGS=$save_CFLAGS
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LDFLAGS=$save_LDFLAGS
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])
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if test "$ap_cv_cc_pie" = "yes"; then
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CFLAGS="$CFLAGS -fPIE"
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LDFLAGS="$LDFLAGS -pie"
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enable_pie=yes
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fi
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AC_CACHE_CHECK([whether $CC accepts hardening flags], [ap_cv_cc_hardening], [
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save_CFLAGS=$CFLAGS
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save_LDFLAGS=$LDFLAGS
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CFLAGS="$CFLAGS -O2 -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fstack-clash-protection -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack -Wl,-z,separate-code"
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AC_RUN_IFELSE([AC_LANG_SOURCE([[static int foo[30000]; int main () { return 0; }]])],
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[ap_cv_cc_hardening=yes],
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[ap_cv_cc_hardening=no],
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[ap_cv_cc_hardening=yes]
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)
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CFLAGS=$save_CFLAGS
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])
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if test "$ap_cv_cc_hardening" = "yes"; then
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CFLAGS="$CFLAGS -O2 -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fstack-clash-protection -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack -Wl,-z,separate-code"
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enable_cc_hardening=yes
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fi
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AC_CACHE_CHECK([whether $CC accepts some warning flags], [ap_cv_cc_warnings], [
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save_CFLAGS=$CFLAGS
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save_LDFLAGS=$LDFLAGS
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CFLAGS="$CFLAGS -Wformat-overflow=2 -Wformat-truncation=2 -Wtrampolines -Warray-bounds=2 -Wimplicit-fallthrough=3 -Wtraditional-conversion -Wshift-overflow=2 -Wstringop-overflow=4 -Wlogical-op -Wduplicated-cond -Wduplicated-branches -Wformat-signedness -Wstack-usage=1000000 -Wcast-align=strict"
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AC_RUN_IFELSE([AC_LANG_SOURCE([[static int foo[30000]; int main () { return 0; }]])],
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[ap_cv_cc_warnings=yes],
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[ap_cv_cc_warnings=no],
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[ap_cv_cc_warnings=yes]
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)
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CFLAGS=$save_CFLAGS
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])
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if test "$ap_cv_cc_warnings" = "yes"; then
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CFLAGS="$CFLAGS -Wformat-overflow=2 -Wformat-truncation=2 -Wtrampolines -Warray-bounds=2 -Wimplicit-fallthrough=3 -Wtraditional-conversion -Wshift-overflow=2 -Wstringop-overflow=4 -Wlogical-op -Wduplicated-cond -Wduplicated-branches -Wformat-signedness -Wstack-usage=1000000 -Wcast-align=strict"
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enable_cc_warnings=yes
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fi
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AC_CACHE_CHECK([whether $CC accepts some supplementary warning flags], [ap_cv_cc_warnings2], [
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save_CFLAGS=$CFLAGS
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save_LDFLAGS=$LDFLAGS
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CFLAGS="$CFLAGS -Wformat=2 -Wformat-security -Wnull-dereference -Wstack-protector -Walloca -Wvla -Wcast-qual -Wconversion -Wshadow -Wstrict-overflow=4 -Wstrict-prototypes -Wswitch-default -Wswitch-enum"
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AC_RUN_IFELSE([AC_LANG_SOURCE([[static int foo[30000]; int main () { return 0; }]])],
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[ap_cv_cc_warnings2=yes],
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[ap_cv_cc_warnings2=no],
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[ap_cv_cc_warnings2=yes]
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)
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CFLAGS=$save_CFLAGS
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])
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if test "$ap_cv_cc_warnings2" = "yes"; then
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CFLAGS="$CFLAGS -Wformat=2 -Wformat-security -Wnull-dereference -Wstack-protector -Walloca -Wvla -Wcast-qual -Wconversion -Wshadow -Wstrict-overflow=4 -Wstrict-prototypes -Wswitch-default -Wswitch-enum"
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enable_cc_warnings2=yes
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fi
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AC_CACHE_CHECK([whether $CC accepts -Warith-conversion flag], [ap_cv_cc_warith], [
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save_CFLAGS=$CFLAGS
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save_LDFLAGS=$LDFLAGS
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CFLAGS="$CFLAGS -Warith-conversion"
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AC_RUN_IFELSE([AC_LANG_SOURCE([[static int foo[30000]; int main () { return 0; }]])],
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[ap_cv_cc_warith=yes],
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[ap_cv_cc_warith=no],
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[ap_cv_cc_warith=yes]
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)
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CFLAGS=$save_CFLAGS
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])
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if test "$ap_cv_cc_warith" = "yes"; then
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CFLAGS="$CFLAGS -Warith-conversion"
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enable_warith_conversion=yes
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fi
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PKG_CHECK_MODULES([CHECK], [check >= 0.9.6], [enable_tests=yes], [enable_tests=no])
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AM_CONDITIONAL([COND_WANT_TESTS], [test "$enable_tests" = yes])
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AC_CHECK_FUNC(backtrace_symbols_fd, [
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AC_DEFINE(HAVE_BACKTRACE, [], [Use glibc backtrace on fatal()])
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LDFLAGS="-rdynamic $LDFLAGS"
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backtrace="(with backtrace)"
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])
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AC_CONFIG_FILES([Makefile src/Makefile tests/Makefile])
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AC_OUTPUT
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echo OPENSSL: $with_openssl
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echo PIE: $enable_pie
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echo TESTS: $enable_tests
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