bin/gen-iwyu-dummy-lib

   1 #!/bin/bash
   2 #
   3 # This file is part of the LibreOffice project.
   4 #
   5 # This Source Code Form is subject to the terms of the Mozilla Public
   6 # License, v. 2.0. If a copy of the MPL was not distributed with this
   7 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8 #
   9
  10 # Create a makefile that builds every non-generated header as a source file.
  11 # This should help to ensure the headers are self-contained and don't
  12 # impose unnecessary requirements (unnecessary includes) on client code.
  13 #
  14 # This script is fully compliant with the UNIX philosophy
  15 # (and if you can't read it you are clearly not worthy)
  16
  17 set -e
  18
  19 iwyu_INCLUDES=$(grep -h -r ":$" "$BUILDDIR"/workdir/Dep/*Object* \
  20     | grep -v 'workdir\|config_host' | grep -v "^/usr" \
  21     | sed -e "s,^${SRCDIR}/,," | sed -e "s/:$//"  | sort -u)
  22
  23 iwyu_INCLUDEDIRS=$(echo "$iwyu_INCLUDES" | sed -e "s,/[^/]*$,," | grep -v "^include" | sort -u)
  24
  25 iwyu_EXTERNALS=$(ls "$SRCDIR"/*/*Library*mk "$SRCDIR"/*/*Executable*mk \
  26     | xargs awk -f "$SRCDIR"/bin/gen-iwyu-dummy-lib.awk \
  27     | grep -v '$(\|)\|\\$\|apr\|breakpad\|bzip2\|expat_x64\|mDNSResponder\|serf\|zlib_x64')
  28
  29 iwyu_DIR="$BUILDDIR"/iwyudummy/
  30 mkdir -p "$iwyu_DIR"
  31
  32 {
  33     echo 'module_directory:=$(dir $(realpath $(firstword $(MAKEFILE_LIST))))'
  34     echo "include ${SRCDIR}/solenv/gbuild/partial_build.mk"
  35 } > "$iwyu_DIR"Makefile
  36
  37 {
  38     echo '$(eval $(call gb_Module_Module,iwyudummy))'
  39     echo '$(eval $(call gb_Module_add_targets,iwyudummy,StaticLibrary_iwyudummy))'
  40 } > "$iwyu_DIR"Module_iwyudummy.mk
  41
  42 {
  43     # prevent some common configuration errors
  44     echo 'ifneq ($(COMPILER_PLUGINS),)'
  45     echo '    $(call gb_Output_error,--enable-compiler-plugins does not work well with this: bailing out)'
  46     echo 'endif'
  47
  48     echo '$(eval $(call gb_StaticLibrary_StaticLibrary,iwyudummy))'
  49     # clang will "compile" headers to .gch by default
  50     echo '$(eval $(call gb_StaticLibrary_add_cxxflags,iwyudummy,-x c++ -D__cplusplus=201402L -D__STDC_VERSION__=201112L -Wno-unused-macros -Wno-unused-const-variable))'
  51     echo '$(eval $(call gb_StaticLibrary_use_custom_headers,iwyudummy,officecfg/registry))'
  52     echo '$(eval $(call gb_StaticLibrary_use_sdk_api,iwyudummy))'
  53     echo '$(eval $(call gb_StaticLibrary_use_externals,iwyudummy,\'
  54     for ext in ${iwyu_EXTERNALS}; do
  55         echo "${ext} \\";
  56     done
  57     echo '))'
  58
  59     echo '$(eval $(call gb_StaticLibrary_set_include,iwyudummy,\'
  60     echo '$$(INCLUDE) \'
  61     for dir in ${iwyu_INCLUDEDIRS}; do
  62         if echo "$dir" | grep ".*/inc/" &>/dev/null; then
  63             iwyu_INCLUDEDIRS_EXTRA+=" ${dir%/inc/*}/inc"
  64         fi
  65     done
  66     for dir in $(echo ${iwyu_INCLUDEDIRS_EXTRA} | sed -e "s/ /\n/g" | uniq) ${iwyu_INCLUDEDIRS}; do
  67         echo "-I${SRCDIR}/${dir} \\";
  68     done
  69     # it fails to find stddef.h?
  70     echo "-I/usr/lib/clang/$(llvm-config --version)/include \\"
  71     echo "))"
  72
  73     echo '$(eval $(call gb_StaticLibrary__add_iwyu_headers,iwyudummy,\'
  74     for hdr in ${iwyu_INCLUDES}; do
  75         echo "${hdr} \\";
  76     done
  77     echo '))'
  78 } > "$iwyu_DIR"StaticLibrary_iwyudummy.mk
  79