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#!/usr/bin/env bash
#
# This file is part of the LibreOffice project.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# Create a makefile that builds every non-generated header as a source file.
# This should help to ensure the headers are self-contained and don't
# impose unnecessary requirements (unnecessary includes) on client code.
#
# This script is fully compliant with the UNIX philosophy
# (and if you can't read it you are clearly not worthy)
set -e
iwyu_INCLUDES=$(grep -h -r ":$" "$BUILDDIR"/workdir/Dep/*Object* \
| grep -v 'workdir\|config_host' | grep -v "^/usr" \
| sed -e "s,^${SRCDIR}/,," | sed -e "s/:$//" | sort -u)
iwyu_INCLUDEDIRS=$(echo "$iwyu_INCLUDES" | sed -e "s,/[^/]*$,," | grep -v "^include" | sort -u)
iwyu_EXTERNALS=$(ls "$SRCDIR"/*/*Library*mk "$SRCDIR"/*/*Executable*mk \
| xargs awk -f "$SRCDIR"/bin/gen-iwyu-dummy-lib.awk \
| grep -v '$(\|)\|\\$\|breakpad\|bzip2\|expat_x64\|mDNSResponder\|zlib_x64')
iwyu_DIR="$BUILDDIR"/iwyudummy/
mkdir -p "$iwyu_DIR"
{
echo 'module_directory:=$(dir $(realpath $(firstword $(MAKEFILE_LIST))))'
echo "include ${SRCDIR}/solenv/gbuild/partial_build.mk"
} > "$iwyu_DIR"Makefile
{
echo '$(eval $(call gb_Module_Module,iwyudummy))'
echo '$(eval $(call gb_Module_add_targets,iwyudummy,StaticLibrary_iwyudummy))'
} > "$iwyu_DIR"Module_iwyudummy.mk
{
# prevent some common configuration errors
echo 'ifneq ($(COMPILER_PLUGINS),)'
echo ' $(call gb_Output_error,--enable-compiler-plugins does not work well with this: bailing out)'
echo 'endif'
echo '$(eval $(call gb_StaticLibrary_StaticLibrary,iwyudummy))'
# clang will "compile" headers to .gch by default
echo '$(eval $(call gb_StaticLibrary_add_cxxflags,iwyudummy,-x c++ -D__cplusplus=201402L -D__STDC_VERSION__=201112L -Wno-unused-macros -Wno-unused-const-variable))'
echo '$(eval $(call gb_StaticLibrary_use_custom_headers,iwyudummy,officecfg/registry))'
echo '$(eval $(call gb_StaticLibrary_use_sdk_api,iwyudummy))'
echo '$(eval $(call gb_StaticLibrary_use_externals,iwyudummy,\'
for ext in ${iwyu_EXTERNALS}; do
echo "${ext} \\";
done
echo '))'
echo '$(eval $(call gb_StaticLibrary_set_include,iwyudummy,\'
echo '$$(INCLUDE) \'
for dir in ${iwyu_INCLUDEDIRS}; do
if echo "$dir" | grep ".*/inc/" &>/dev/null; then
iwyu_INCLUDEDIRS_EXTRA+=" ${dir%/inc/*}/inc"
fi
done
for dir in $(echo ${iwyu_INCLUDEDIRS_EXTRA} | sed -e "s/ /\n/g" | uniq) ${iwyu_INCLUDEDIRS}; do
echo "-I${SRCDIR}/${dir} \\";
done
# it fails to find stddef.h?
echo "-I/usr/lib/clang/$(llvm-config --version)/include \\"
echo "))"
echo '$(eval $(call gb_StaticLibrary__add_iwyu_headers,iwyudummy,\'
for hdr in ${iwyu_INCLUDES}; do
echo "${hdr} \\";
done
echo '))'
} > "$iwyu_DIR"StaticLibrary_iwyudummy.mk
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