From 9d8045fbbaed57764c4855192c809cf7157a5384 Mon Sep 17 00:00:00 2001 From: Georg Hopp Date: Tue, 26 Aug 2014 07:55:38 +0100 Subject: [PATCH] add m4 shipped with this project --- m4/ax_check_openssl.m4 | 124 +++++++++++++++++++++++++++++++++++++++++ m4/gcov.m4 | 80 ++++++++++++++++++++++++++ m4/openssl.m4 | 15 +++++ 3 files changed, 219 insertions(+) create mode 100644 m4/ax_check_openssl.m4 create mode 100644 m4/gcov.m4 create mode 100644 m4/openssl.m4 diff --git a/m4/ax_check_openssl.m4 b/m4/ax_check_openssl.m4 new file mode 100644 index 0000000..a87c5a6 --- /dev/null +++ b/m4/ax_check_openssl.m4 @@ -0,0 +1,124 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_check_openssl.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_CHECK_OPENSSL([action-if-found[, action-if-not-found]]) +# +# DESCRIPTION +# +# Look for OpenSSL in a number of default spots, or in a user-selected +# spot (via --with-openssl). Sets +# +# OPENSSL_INCLUDES to the include directives required +# OPENSSL_LIBS to the -l directives required +# OPENSSL_LDFLAGS to the -L or -R flags required +# +# and calls ACTION-IF-FOUND or ACTION-IF-NOT-FOUND appropriately +# +# This macro sets OPENSSL_INCLUDES such that source files should use the +# openssl/ directory in include directives: +# +# #include +# +# LICENSE +# +# Copyright (c) 2009,2010 Zmanda Inc. +# Copyright (c) 2009,2010 Dustin J. Mitchell +# +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. This file is offered as-is, without any +# warranty. + +#serial 8 + +AU_ALIAS([CHECK_SSL], [AX_CHECK_OPENSSL]) +AC_DEFUN([AX_CHECK_OPENSSL], [ + found=false + AC_ARG_WITH([openssl], + [AS_HELP_STRING([--with-openssl=DIR], + [root of the OpenSSL directory])], + [ + case "$withval" in + "" | y | ye | yes | n | no) + AC_MSG_ERROR([Invalid --with-openssl value]) + ;; + *) ssldirs="$withval" + ;; + esac + ], [ + # if pkg-config is installed and openssl has installed a .pc file, + # then use that information and don't search ssldirs + AC_PATH_PROG([PKG_CONFIG], [pkg-config]) + if test x"$PKG_CONFIG" != x""; then + OPENSSL_LDFLAGS=`$PKG_CONFIG openssl --libs-only-L 2>/dev/null` + if test $? = 0; then + OPENSSL_LIBS=`$PKG_CONFIG openssl --libs-only-l 2>/dev/null` + OPENSSL_INCLUDES=`$PKG_CONFIG openssl --cflags-only-I 2>/dev/null` + found=true + fi + fi + + # no such luck; use some default ssldirs + if ! $found; then + ssldirs="/usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/local /usr" + fi + ] + ) + + + # note that we #include , so the OpenSSL headers have to be in + # an 'openssl' subdirectory + + if ! $found; then + OPENSSL_INCLUDES= + for ssldir in $ssldirs; do + AC_MSG_CHECKING([for openssl/ssl.h in $ssldir]) + if test -f "$ssldir/include/openssl/ssl.h"; then + OPENSSL_INCLUDES="-I$ssldir/include" + OPENSSL_LDFLAGS="-L$ssldir/lib" + OPENSSL_LIBS="-lssl -lcrypto" + found=true + AC_MSG_RESULT([yes]) + break + else + AC_MSG_RESULT([no]) + fi + done + + # if the file wasn't found, well, go ahead and try the link anyway -- maybe + # it will just work! + fi + + # try the preprocessor and linker with our new flags, + # being careful not to pollute the global LIBS, LDFLAGS, and CPPFLAGS + + AC_MSG_CHECKING([whether compiling and linking against OpenSSL works]) + echo "Trying link with OPENSSL_LDFLAGS=$OPENSSL_LDFLAGS;" \ + "OPENSSL_LIBS=$OPENSSL_LIBS; OPENSSL_INCLUDES=$OPENSSL_INCLUDES" >&AS_MESSAGE_LOG_FD + + save_LIBS="$LIBS" + save_LDFLAGS="$LDFLAGS" + save_CPPFLAGS="$CPPFLAGS" + LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS" + LIBS="$OPENSSL_LIBS $LIBS" + CPPFLAGS="$OPENSSL_INCLUDES $CPPFLAGS" + AC_LINK_IFELSE( + [AC_LANG_PROGRAM([#include ], [SSL_new(NULL)])], + [ + AC_MSG_RESULT([yes]) + $1 + ], [ + AC_MSG_RESULT([no]) + $2 + ]) + CPPFLAGS="$save_CPPFLAGS" + LDFLAGS="$save_LDFLAGS" + LIBS="$save_LIBS" + + AC_SUBST([OPENSSL_INCLUDES]) + AC_SUBST([OPENSSL_LIBS]) + AC_SUBST([OPENSSL_LDFLAGS]) +]) diff --git a/m4/gcov.m4 b/m4/gcov.m4 new file mode 100644 index 0000000..2c303a1 --- /dev/null +++ b/m4/gcov.m4 @@ -0,0 +1,80 @@ +# Checks for existence of coverage tools: +# * gcov +# * lcov +# * genhtml +# * gcovr +# +# Sets ac_cv_check_gcov to yes if tooling is present +# and reports the executables to the variables LCOV, GCOVR and GENHTML. +AC_DEFUN([AC_TDD_GCOV], +[ + AC_ARG_ENABLE(gcov, + AS_HELP_STRING([--enable-gcov], + [enable coverage testing with gcov]), + [use_gcov=$enableval], [use_gcov=no]) + AM_CONDITIONAL(HAVE_GCOV, test "x$use_gcov" = "xyes") + + if test "x$use_gcov" = "xyes"; then + # we need gcc: + if test "$GCC" != "yes"; then + AC_MSG_ERROR([GCC is required for --enable-gcov]) + fi + + # Check if ccache is being used + AC_CHECK_PROG(SHTOOL, shtool, shtool) + case `$SHTOOL path $CC` in + *ccache*[)] gcc_ccache=yes;; + *[)] gcc_ccache=no;; + esac + + if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then + AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.]) + fi + + lcov_version_list="1.6 1.7 1.8 1.9 1.10" + AC_CHECK_PROG(LCOV, lcov, lcov) + AC_CHECK_PROG(GENHTML, genhtml, genhtml) + + if test "$LCOV"; then + AC_CACHE_CHECK([for lcov version], glib_cv_lcov_version, [ + glib_cv_lcov_version=invalid + lcov_version=`$LCOV -v 2>/dev/null | $SED -e 's/^.* //'` + for lcov_check_version in $lcov_version_list; do + if test "$lcov_version" = "$lcov_check_version"; then + glib_cv_lcov_version="$lcov_check_version (ok)" + fi + done + ]) + else + lcov_msg="To enable code coverage reporting you must have one of the following lcov versions installed: $lcov_version_list" + AC_MSG_ERROR([$lcov_msg]) + fi + + case $glib_cv_lcov_version in + ""|invalid[)] + lcov_msg="You must have one of the following versions of lcov: $lcov_version_list (found: $lcov_version)." + AC_MSG_ERROR([$lcov_msg]) + LCOV="exit 0;" + ;; + esac + + if test -z "$GENHTML"; then + AC_MSG_ERROR([Could not find genhtml from the lcov package]) + fi + + # Remove all optimization flags from CFLAGS + changequote({,}) + CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'` + changequote([,]) + + # Add the special gcc flags + COVERAGE_CFLAGS="-O0 -fprofile-arcs -ftest-coverage" + COVERAGE_CXXFLAGS="-O0 -fprofile-arcs -ftest-coverage" + COVERAGE_LDFLAGS="-lgcov" + AC_SUBST(COVERAGE_CFLAGS) + AC_SUBST(COVERAGE_CXXFLAGS) + AC_SUBST(COVERAGE_LDFLAGS) + +fi +]) # AC_TDD_GCOV + diff --git a/m4/openssl.m4 b/m4/openssl.m4 new file mode 100644 index 0000000..0f947bd --- /dev/null +++ b/m4/openssl.m4 @@ -0,0 +1,15 @@ +AC_DEFUN([AC_OPENSSL], +[ + AC_ARG_ENABLE(openssl, + AC_HELP_STRING([--disable-openssl], + [disable usage of openssl])) + + AS_IF([test "x$enable_openssl" != "xno"], [ + AC_MSG_NOTICE("Use openssl if available") + m4_include([m4/ax_check_openssl.m4]) + AX_CHECK_OPENSSL([OPENSSL="-DHAS_OPENSSL"],[OPENSSL=""]) + AC_SUBST([OPENSSL]) + ]) +]) + +# vim: set ft=m4 ts=2 sw=2: