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-# ===========================================================================
-# https://www.gnu.org/software/autoconf-archive/ax_code_coverage.html
-# ===========================================================================
-#
-# SYNOPSIS
-#
-# AX_CODE_COVERAGE()
-#
-# DESCRIPTION
-#
-# Defines CODE_COVERAGE_CPPFLAGS, CODE_COVERAGE_CFLAGS,
-# CODE_COVERAGE_CXXFLAGS and CODE_COVERAGE_LIBS which should be included
-# in the CPPFLAGS, CFLAGS CXXFLAGS and LIBS/LIBADD variables of every
-# build target (program or library) which should be built with code
-# coverage support. Also defines CODE_COVERAGE_RULES which should be
-# substituted in your Makefile; and $enable_code_coverage which can be
-# used in subsequent configure output. CODE_COVERAGE_ENABLED is defined
-# and substituted, and corresponds to the value of the
-# --enable-code-coverage option, which defaults to being disabled.
-#
-# Test also for gcov program and create GCOV variable that could be
-# substituted.
-#
-# Note that all optimization flags in CFLAGS must be disabled when code
-# coverage is enabled.
-#
-# Usage example:
-#
-# configure.ac:
-#
-# AX_CODE_COVERAGE
-#
-# Makefile.am:
-#
-# @CODE_COVERAGE_RULES@
-# my_program_LIBS = ... $(CODE_COVERAGE_LIBS) ...
-# my_program_CPPFLAGS = ... $(CODE_COVERAGE_CPPFLAGS) ...
-# my_program_CFLAGS = ... $(CODE_COVERAGE_CFLAGS) ...
-# my_program_CXXFLAGS = ... $(CODE_COVERAGE_CXXFLAGS) ...
-#
-# This results in a "check-code-coverage" rule being added to any
-# Makefile.am which includes "@CODE_COVERAGE_RULES@" (assuming the module
-# has been configured with --enable-code-coverage). Running `make
-# check-code-coverage` in that directory will run the module's test suite
-# (`make check`) and build a code coverage report detailing the code which
-# was touched, then print the URI for the report.
-#
-# In earlier versions of this macro, CODE_COVERAGE_LDFLAGS was defined
-# instead of CODE_COVERAGE_LIBS. They are both still defined, but use of
-# CODE_COVERAGE_LIBS is preferred for clarity; CODE_COVERAGE_LDFLAGS is
-# deprecated. They have the same value.
-#
-# This code was derived from Makefile.decl in GLib, originally licenced
-# under LGPLv2.1+.
-#
-# LICENSE
-#
-# Copyright (c) 2012, 2016 Philip Withnall
-# Copyright (c) 2012 Xan Lopez
-# Copyright (c) 2012 Christian Persch
-# Copyright (c) 2012 Paolo Borelli
-# Copyright (c) 2012 Dan Winship
-# Copyright (c) 2015 Bastien ROUCARIES
-#
-# This library is free software; you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as published by
-# the Free Software Foundation; either version 2.1 of the License, or (at
-# your option) any later version.
-#
-# This library 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 Lesser
-# General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this program. If not, see <https://www.gnu.org/licenses/>.
-
-#serial 25
-
-AC_DEFUN([AX_CODE_COVERAGE],[
- dnl Check for --enable-code-coverage
- AC_REQUIRE([AC_PROG_SED])
-
- # allow to override gcov location
- AC_ARG_WITH([gcov],
- [AS_HELP_STRING([--with-gcov[=GCOV]], [use given GCOV for coverage (GCOV=gcov).])],
- [_AX_CODE_COVERAGE_GCOV_PROG_WITH=$with_gcov],
- [_AX_CODE_COVERAGE_GCOV_PROG_WITH=gcov])
-
- AC_MSG_CHECKING([whether to build with code coverage support])
- AC_ARG_ENABLE([code-coverage],
- AS_HELP_STRING([--enable-code-coverage],
- [Whether to enable code coverage support]),,
- enable_code_coverage=no)
-
- AM_CONDITIONAL([CODE_COVERAGE_ENABLED], [test x$enable_code_coverage = xyes])
- AC_SUBST([CODE_COVERAGE_ENABLED], [$enable_code_coverage])
- AC_MSG_RESULT($enable_code_coverage)
-
- AS_IF([ test "$enable_code_coverage" = "yes" ], [
- # check for gcov
- AC_CHECK_TOOL([GCOV],
- [$_AX_CODE_COVERAGE_GCOV_PROG_WITH],
- [:])
- AS_IF([test "X$GCOV" = "X:"],
- [AC_MSG_ERROR([gcov is needed to do coverage])])
- AC_SUBST([GCOV])
-
- dnl Check if gcc is being used
- AS_IF([ test "$GCC" = "no" ], [
- AC_MSG_ERROR([not compiling with gcc, which is required for gcov code coverage])
- ])
-
- AC_CHECK_PROG([LCOV], [lcov], [lcov])
- AC_CHECK_PROG([GENHTML], [genhtml], [genhtml])
-
- AS_IF([ test -z "$LCOV" ], [
- AC_MSG_ERROR([To enable code coverage reporting you must have lcov installed])
- ])
-
- AS_IF([ test -z "$GENHTML" ], [
- AC_MSG_ERROR([Could not find genhtml from the lcov package])
- ])
-
- dnl Build the code coverage flags
- dnl Define CODE_COVERAGE_LDFLAGS for backwards compatibility
- CODE_COVERAGE_CPPFLAGS="-DNDEBUG"
- CODE_COVERAGE_CFLAGS="-O0 -g -fprofile-arcs -ftest-coverage"
- CODE_COVERAGE_CXXFLAGS="-O0 -g -fprofile-arcs -ftest-coverage"
- CODE_COVERAGE_LIBS="-lgcov"
- CODE_COVERAGE_LDFLAGS="$CODE_COVERAGE_LIBS"
-
- AC_SUBST([CODE_COVERAGE_CPPFLAGS])
- AC_SUBST([CODE_COVERAGE_CFLAGS])
- AC_SUBST([CODE_COVERAGE_CXXFLAGS])
- AC_SUBST([CODE_COVERAGE_LIBS])
- AC_SUBST([CODE_COVERAGE_LDFLAGS])
-
- [CODE_COVERAGE_RULES_CHECK='
- -$(A''M_V_at)$(MAKE) $(AM_MAKEFLAGS) -k check
- $(A''M_V_at)$(MAKE) $(AM_MAKEFLAGS) code-coverage-capture
-']
- [CODE_COVERAGE_RULES_CAPTURE='
- $(code_coverage_v_lcov_cap)$(LCOV) $(code_coverage_quiet) $(addprefix --directory ,$(CODE_COVERAGE_DIRECTORY)) --capture --output-file "$(CODE_COVERAGE_OUTPUT_FILE).tmp" --test-name "$(call code_coverage_sanitize,$(PACKAGE_NAME)-$(PACKAGE_VERSION))" --no-checksum --compat-libtool $(CODE_COVERAGE_LCOV_SHOPTS) $(CODE_COVERAGE_LCOV_OPTIONS)
- $(code_coverage_v_lcov_ign)$(LCOV) $(code_coverage_quiet) $(addprefix --directory ,$(CODE_COVERAGE_DIRECTORY)) --remove "$(CODE_COVERAGE_OUTPUT_FILE).tmp" "/tmp/*" $(CODE_COVERAGE_IGNORE_PATTERN) --output-file "$(CODE_COVERAGE_OUTPUT_FILE)" $(CODE_COVERAGE_LCOV_SHOPTS) $(CODE_COVERAGE_LCOV_RMOPTS)
- -@rm -f $(CODE_COVERAGE_OUTPUT_FILE).tmp
- $(code_coverage_v_genhtml)LANG=C $(GENHTML) $(code_coverage_quiet) $(addprefix --prefix ,$(CODE_COVERAGE_DIRECTORY)) --output-directory "$(CODE_COVERAGE_OUTPUT_DIRECTORY)" --title "$(PACKAGE_NAME)-$(PACKAGE_VERSION) Code Coverage" --legend --show-details "$(CODE_COVERAGE_OUTPUT_FILE)" $(CODE_COVERAGE_GENHTML_OPTIONS)
- @echo "file://$(abs_builddir)/$(CODE_COVERAGE_OUTPUT_DIRECTORY)/index.html"
-']
- [CODE_COVERAGE_RULES_CLEAN='
-clean: code-coverage-clean
-distclean: code-coverage-clean
-code-coverage-clean:
- -$(LCOV) --directory $(top_builddir) -z
- -rm -rf $(CODE_COVERAGE_OUTPUT_FILE) $(CODE_COVERAGE_OUTPUT_FILE).tmp $(CODE_COVERAGE_OUTPUT_DIRECTORY)
- -find . \( -name "*.gcda" -o -name "*.gcno" -o -name "*.gcov" \) -delete
-']
- ], [
- [CODE_COVERAGE_RULES_CHECK='
- @echo "Need to reconfigure with --enable-code-coverage"
-']
- CODE_COVERAGE_RULES_CAPTURE="$CODE_COVERAGE_RULES_CHECK"
- CODE_COVERAGE_RULES_CLEAN=''
- ])
-
-[CODE_COVERAGE_RULES='
-# Code coverage
-#
-# Optional:
-# - CODE_COVERAGE_DIRECTORY: Top-level directory for code coverage reporting.
-# Multiple directories may be specified, separated by whitespace.
-# (Default: $(top_builddir))
-# - CODE_COVERAGE_OUTPUT_FILE: Filename and path for the .info file generated
-# by lcov for code coverage. (Default:
-# $(PACKAGE_NAME)-$(PACKAGE_VERSION)-coverage.info)
-# - CODE_COVERAGE_OUTPUT_DIRECTORY: Directory for generated code coverage
-# reports to be created. (Default:
-# $(PACKAGE_NAME)-$(PACKAGE_VERSION)-coverage)
-# - CODE_COVERAGE_BRANCH_COVERAGE: Set to 1 to enforce branch coverage,
-# set to 0 to disable it and leave empty to stay with the default.
-# (Default: empty)
-# - CODE_COVERAGE_LCOV_SHOPTS_DEFAULT: Extra options shared between both lcov
-# instances. (Default: based on $CODE_COVERAGE_BRANCH_COVERAGE)
-# - CODE_COVERAGE_LCOV_SHOPTS: Extra options to shared between both lcov
-# instances. (Default: $CODE_COVERAGE_LCOV_SHOPTS_DEFAULT)
-# - CODE_COVERAGE_LCOV_OPTIONS_GCOVPATH: --gcov-tool pathtogcov
-# - CODE_COVERAGE_LCOV_OPTIONS_DEFAULT: Extra options to pass to the
-# collecting lcov instance. (Default: $CODE_COVERAGE_LCOV_OPTIONS_GCOVPATH)
-# - CODE_COVERAGE_LCOV_OPTIONS: Extra options to pass to the collecting lcov
-# instance. (Default: $CODE_COVERAGE_LCOV_OPTIONS_DEFAULT)
-# - CODE_COVERAGE_LCOV_RMOPTS_DEFAULT: Extra options to pass to the filtering
-# lcov instance. (Default: empty)
-# - CODE_COVERAGE_LCOV_RMOPTS: Extra options to pass to the filtering lcov
-# instance. (Default: $CODE_COVERAGE_LCOV_RMOPTS_DEFAULT)
-# - CODE_COVERAGE_GENHTML_OPTIONS_DEFAULT: Extra options to pass to the
-# genhtml instance. (Default: based on $CODE_COVERAGE_BRANCH_COVERAGE)
-# - CODE_COVERAGE_GENHTML_OPTIONS: Extra options to pass to the genhtml
-# instance. (Default: $CODE_COVERAGE_GENHTML_OPTIONS_DEFAULT)
-# - CODE_COVERAGE_IGNORE_PATTERN: Extra glob pattern of files to ignore
-#
-# The generated report will be titled using the $(PACKAGE_NAME) and
-# $(PACKAGE_VERSION). In order to add the current git hash to the title,
-# use the git-version-gen script, available online.
-
-# Optional variables
-CODE_COVERAGE_DIRECTORY ?= $(top_builddir)
-CODE_COVERAGE_OUTPUT_FILE ?= $(PACKAGE_NAME)-$(PACKAGE_VERSION)-coverage.info
-CODE_COVERAGE_OUTPUT_DIRECTORY ?= $(PACKAGE_NAME)-$(PACKAGE_VERSION)-coverage
-CODE_COVERAGE_BRANCH_COVERAGE ?=
-CODE_COVERAGE_LCOV_SHOPTS_DEFAULT ?= $(if $(CODE_COVERAGE_BRANCH_COVERAGE),\
---rc lcov_branch_coverage=$(CODE_COVERAGE_BRANCH_COVERAGE))
-CODE_COVERAGE_LCOV_SHOPTS ?= $(CODE_COVERAGE_LCOV_SHOPTS_DEFAULT)
-CODE_COVERAGE_LCOV_OPTIONS_GCOVPATH ?= --gcov-tool "$(GCOV)"
-CODE_COVERAGE_LCOV_OPTIONS_DEFAULT ?= $(CODE_COVERAGE_LCOV_OPTIONS_GCOVPATH)
-CODE_COVERAGE_LCOV_OPTIONS ?= $(CODE_COVERAGE_LCOV_OPTIONS_DEFAULT)
-CODE_COVERAGE_LCOV_RMOPTS_DEFAULT ?=
-CODE_COVERAGE_LCOV_RMOPTS ?= $(CODE_COVERAGE_LCOV_RMOPTS_DEFAULT)
-CODE_COVERAGE_GENHTML_OPTIONS_DEFAULT ?=\
-$(if $(CODE_COVERAGE_BRANCH_COVERAGE),\
---rc genhtml_branch_coverage=$(CODE_COVERAGE_BRANCH_COVERAGE))
-CODE_COVERAGE_GENHTML_OPTIONS ?= $(CODE_COVERAGE_GENHTML_OPTIONS_DEFAULT)
-CODE_COVERAGE_IGNORE_PATTERN ?=
-
-GITIGNOREFILES ?=
-GITIGNOREFILES += $(CODE_COVERAGE_OUTPUT_FILE) $(CODE_COVERAGE_OUTPUT_DIRECTORY)
-
-code_coverage_v_lcov_cap = $(code_coverage_v_lcov_cap_$(V))
-code_coverage_v_lcov_cap_ = $(code_coverage_v_lcov_cap_$(AM_DEFAULT_VERBOSITY))
-code_coverage_v_lcov_cap_0 = @echo " LCOV --capture"\
- $(CODE_COVERAGE_OUTPUT_FILE);
-code_coverage_v_lcov_ign = $(code_coverage_v_lcov_ign_$(V))
-code_coverage_v_lcov_ign_ = $(code_coverage_v_lcov_ign_$(AM_DEFAULT_VERBOSITY))
-code_coverage_v_lcov_ign_0 = @echo " LCOV --remove /tmp/*"\
- $(CODE_COVERAGE_IGNORE_PATTERN);
-code_coverage_v_genhtml = $(code_coverage_v_genhtml_$(V))
-code_coverage_v_genhtml_ = $(code_coverage_v_genhtml_$(AM_DEFAULT_VERBOSITY))
-code_coverage_v_genhtml_0 = @echo " GEN " $(CODE_COVERAGE_OUTPUT_DIRECTORY);
-code_coverage_quiet = $(code_coverage_quiet_$(V))
-code_coverage_quiet_ = $(code_coverage_quiet_$(AM_DEFAULT_VERBOSITY))
-code_coverage_quiet_0 = --quiet
-
-# sanitizes the test-name: replaces with underscores: dashes and dots
-code_coverage_sanitize = $(subst -,_,$(subst .,_,$(1)))
-
-# Use recursive makes in order to ignore errors during check
-check-code-coverage:'"$CODE_COVERAGE_RULES_CHECK"'
-
-# Capture code coverage data
-code-coverage-capture: code-coverage-capture-hook'"$CODE_COVERAGE_RULES_CAPTURE"'
-
-# Hook rule executed before code-coverage-capture, overridable by the user
-code-coverage-capture-hook:
-
-'"$CODE_COVERAGE_RULES_CLEAN"'
-
-A''M_DISTCHECK_CONFIGURE_FLAGS ?=
-A''M_DISTCHECK_CONFIGURE_FLAGS += --disable-code-coverage
-
-.PHONY: check-code-coverage code-coverage-capture code-coverage-capture-hook code-coverage-clean
-']
-
- AC_SUBST([CODE_COVERAGE_RULES])
- m4_ifdef([_AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE([CODE_COVERAGE_RULES])])
-])