diff options
Diffstat (limited to 'mkspecs/features/gn_generator.prf')
| -rw-r--r-- | mkspecs/features/gn_generator.prf | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/mkspecs/features/gn_generator.prf b/mkspecs/features/gn_generator.prf new file mode 100644 index 000000000..91c045cfa --- /dev/null +++ b/mkspecs/features/gn_generator.prf @@ -0,0 +1,244 @@ +load(moc) +load(resources) + +defineReplace(getTargetType) { + equals(TEMPLATE, "app"):return("executable") + equals(TEMPLATE, "lib") { + CONFIG(static): return("static_library") + return("shared_library") + } + return("none") +} + +defineReplace(filter_flag_values) { + value_to_check = $$1 + macos:equals(value_to_check, "$(EXPORT_ARCH_ARGS)") { + # EXPORT_ARCH_ARGS comes from qtbase/mkspecs/features/mac/default_post.prf which is a way + # to figure out the architectures to pass to the compiler at Makefile time. Because this + # variable expansion is not supported by GN, we filter it out. GN takes care of assigning + # the architecture itself. + return("") + } + return($$value_to_check) +} + +isEmpty(GN_FILE): GN_FILE = $$system_path($$_PRO_FILE_PWD_/BUILD.gn) +isEmpty(GN_RUN_BINARY_SCRIPT): GN_RUN_BINARY_SCRIPT = "//build/gn_run_binary.py" +isEmpty(GN_FIND_MOCABLES_SCRIPT): GN_FIND_MOCABLES_SCRIPT = "//build/gn_find_mocables.py" + +# MOC SETUP + +GN_CONTENTS += "moc_source_h_files = exec_script(\"$$GN_FIND_MOCABLES_SCRIPT\"," +GN_CONTENTS += " [ \"$$_PRO_FILE_PWD_\"," +for (headerfile, HEADERS): GN_CONTENTS += " \"$$GN_SRC_DIR/$$headerfile\"," +GN_CONTENTS += " ], \"list lines\", [\"$$system_path($$_PRO_FILE_)\"]"\ + ")" +GN_CONTENTS += "moc_source_cpp_files = exec_script(\"$$GN_FIND_MOCABLES_SCRIPT\"," +GN_CONTENTS += " [ \"$$_PRO_FILE_PWD_\"," +for (sourcefile, SOURCES): GN_CONTENTS += " \"$$GN_SRC_DIR/$$sourcefile\"," +GN_CONTENTS += " ], \"list lines\", [\"$$system_path($$_PRO_FILE_)\"]"\ + ")" + +DEFINES_LIST = $$join(DEFINES, " -D", "-D") +INCLUDE_LIST = $$join(INCLUDEPATH, " -I", "-I") + +# we don't generate a moc_predef file yet. +MOC_PREDEF_FILE = +MOC_COMMAND = $$clean_path($$mocCmdBase()) +MOC_COMMAND = $$replace(MOC_COMMAND, $$re_escape("$(DEFINES)"), $$DEFINES_LIST) +MOC_COMMAND = $$replace(MOC_COMMAND, $$re_escape("$(INCPATH)"), $$INCLUDE_LIST) +MOC_COMMAND = $$eval($$list($$MOC_COMMAND)) + +GN_CONTENTS += "if (moc_source_h_files != []) {" +GN_CONTENTS += " action_foreach(\"generate_h_mocs\") {"\ + " script = \"$$GN_RUN_BINARY_SCRIPT\"" +GN_CONTENTS += " sources = moc_source_h_files" \ + " outputs = [ \"$target_gen_dir/.moc/moc_{{source_name_part}}.cpp\" ]" +GN_CONTENTS += " inputs = [ \"$$system_path($$_PRO_FILE_)\" ]" \ + " args = [" +for(token, MOC_COMMAND): GN_CONTENTS += " \"$$replace(token,\",\\\")\"," +GN_CONTENTS += " \"{{source}}\"," \ + " \"-o\"," \ + " rebase_path(\"$target_gen_dir/.moc/moc_{{source_name_part}}.cpp\")"\ + " ]" +GN_CONTENTS += " }" +GN_CONTENTS += "}" +GN_CONTENTS += "if (moc_source_cpp_files != []) {" +GN_CONTENTS += " action_foreach(\"generate_cpp_mocs\") {"\ + " script = \"$$GN_RUN_BINARY_SCRIPT\"" +GN_CONTENTS += " sources = moc_source_cpp_files" \ + " outputs = [ \"$target_gen_dir/.moc/{{source_name_part}}.moc\" ]" +GN_CONTENTS += " inputs = [ \"$$system_path($$_PRO_FILE_)\" ]" \ + " args = [" +for(token, MOC_COMMAND): GN_CONTENTS += " \"$$replace(token,\",\\\")\"," +GN_CONTENTS += " \"{{source}}\"," \ + " \"-o\"," \ + " rebase_path(\"$target_gen_dir/.moc/{{source_name_part}}.moc\")"\ + " ]" +GN_CONTENTS += " }" +GN_CONTENTS += "}" + +# RESOURCES SETUP + +CLEAN_QMAKE_RCC = $$clean_path($$QMAKE_RCC) + +GN_CONTENTS += "action_foreach(\"generate_resources\") {"\ + " script = \"$$GN_RUN_BINARY_SCRIPT\"" +GN_CONTENTS += " sources = [" +for (sourcefile, RESOURCES): GN_CONTENTS += " \"$$GN_SRC_DIR/$$sourcefile\"," +GN_CONTENTS += " ]" \ + " outputs = [ \"$target_gen_dir/.rcc/qrc_{{source_name_part}}.cpp\" ]" +GN_CONTENTS += " inputs = [ \"$$system_path($$_PRO_FILE_)\" ]" \ + " args = [" \ + " \"$$replace(CLEAN_QMAKE_RCC,\",\\\")\"," +for(resource_flag, $$QMAKE_RESOURCE_FLAGS): GN_CONTENTS += " \"$$resource_flag\"" +GN_CONTENTS += " \"-name\"," \ + " \"{{source_name_part}}\"," \ + " \"{{source}}\"," \ + " \"-o\"," \ + " rebase_path(\"$target_gen_dir/.rcc/qrc_{{source_name_part}}.cpp\")"\ + " ]" +GN_CONTENTS += "}" + +# TARGET SETUP + +TARGET_TYPE = $$getTargetType() + +GN_CONTENTS += "$${TARGET_TYPE}(\"$$TARGET\") {" +!isEmpty(GN_CREATE_PRI): GN_CONTENTS += " create_pri_file = $$GN_CREATE_PRI" +!isEmpty(GN_IMPORTS) { +for (imp, GN_IMPORTS): GN_CONTENTS += " import(\"$$imp\")" +} + +!isEmpty(QMAKE_CFLAGS) { + GN_CONTENTS += " cflags = [" + for(flag, QMAKE_CFLAGS): GN_CONTENTS += " \"$$filter_flag_values($$flag)\"," + GN_CONTENTS += " ]" +} + +!isEmpty(QMAKE_FRAMEWORKPATH) { + GN_CONTENTS += " cflags += [" + for(path, QMAKE_FRAMEWORKPATH): GN_CONTENTS += " \"-F$$path\"," + GN_CONTENTS += " ]" +} + +# Stop the barrage of unused variables warnings. +gcc|clang { + QMAKE_CXXFLAGS += "-Wno-unused-parameter" + QMAKE_CXXFLAGS += "-Wno-unused-variable" +} else:msvc { + QMAKE_CXXFLAGS += /wd4100 /wd4101 +} + +!isEmpty(QMAKE_CXXFLAGS) { + GN_CONTENTS += " cflags_cc = [" + for(flag, QMAKE_CXXFLAGS): GN_CONTENTS += " \"$$filter_flag_values($$flag)\"," + GN_CONTENTS += " ]" +} + +GN_CONTENTS += " if (!defined(defines)) {"\ + " defines = []"\ + " }" +GN_CONTENTS += " defines += [" +# Remove single quotes around function macro defines, so that GN doesn't escape them, thus breaking +# the macro. +# Also add a layer of escaping for double quotes. +for (define, DEFINES): { + define = $$replace(define,\",\\\") + define = $$replace(define,\',) + GN_CONTENTS += " \"$$define\"," +} +!isEmpty(QT_SYSROOT) { + !isEmpty(QMAKE_LIBDIR_EGL): + GN_CONTENTS += " \"QT_LIBDIR_EGL=\\\"$${QMAKE_DIR_SEP}$$relative_path($$QMAKE_LIBDIR_EGL, $$[QT_SYSROOT])\\\"\"," + !isEmpty(QMAKE_LIBDIR_OPENGL_ES2) + GN_CONTENTS += " \"QT_LIBDIR_GLES2=\\\"$${QMAKE_DIR_SEP}$$relative_path($$QMAKE_LIBDIR_OPENGL_ES2, $$[QT_SYSROOT])\\\"\"," +} else { + !isEmpty(QMAKE_LIBDIR_EGL): + GN_CONTENTS += " \"QT_LIBDIR_EGL=\\\"$$QMAKE_LIBDIR_EGL\\\"\"," + !isEmpty(QMAKE_LIBDIR_OPENGL_ES2) + GN_CONTENTS += " \"QT_LIBDIR_GLES2=\\\"$$QMAKE_LIBDIR_OPENGL_ES2\\\"\"," +} +GN_CONTENTS += " ]" + +# Source files to compile +GN_CONTENTS += " sources = [" +for (sourcefile, SOURCES): GN_CONTENTS += " \"$$GN_SRC_DIR/$$sourcefile\"," +for (headerfile, HEADERS): GN_CONTENTS += " \"$$GN_SRC_DIR/$$headerfile\"," +GN_CONTENTS += " ]" + +# Add Sources generated by rcc from qrc files. +!isEmpty(RESOURCES): GN_CONTENTS += " sources += get_target_outputs(\":generate_resources\")" + +GN_CONTENTS += " if (!defined(include_dirs)) {"\ + " include_dirs = []"\ + " }" +GN_CONTENTS += " include_dirs += [" +for (path, INCLUDEPATH): GN_CONTENTS += " \"$$path\"," +GN_CONTENTS += " rebase_path(\"$target_gen_dir/.moc/\")" +GN_CONTENTS += " ]" + +GN_CONTENTS += " if (!defined(ldflags)) {"\ + " ldflags = []"\ + " }" +GN_CONTENTS += " ldflags += [" +for (flag, QMAKE_LFLAGS): GN_CONTENTS += " \"$$filter_flag_values($$flag)\"," +for (flag, GN_FLAGS): GN_CONTENTS += " \"$$flag\"," +!isEmpty(QMAKE_RPATHDIR) { + for (rpath, QMAKE_RPATHDIR) { + macos: GN_CONTENTS += " \"-Wl,-rpath,$${rpath}\"," + else:unix: GN_CONTENTS += " \"-Wl,-rpath=$${rpath}\"," + } +} +!isEmpty(QMAKE_RPATHLINKDIR): GN_CONTENTS += " \"-Wl,-rpath-link=$${QMAKE_RPATHLINKDIR}\"," +GN_CONTENTS += " ]" + +GN_CONTENTS += " if (!defined(lib_dirs)) {"\ + " lib_dirs = []"\ + " }" +GN_CONTENTS += " lib_dirs += [" +lib_dirs = $$find(LIBS, ^-L.*) +lib_dirs = $$unique(lib_dirs) +for (lib_dir, lib_dirs): GN_CONTENTS += " \"$$replace(lib_dir, -L, )\"," +GN_CONTENTS += " ]" + +GN_CONTENTS += " if (!defined(libs)) {"\ + " libs = []"\ + " }" +GN_CONTENTS += " libs += [" +for (lib, GN_LIBS): GN_CONTENTS += " \"$$lib\"," +libs = $$find(LIBS, ^-l.*) +libs = $$unique(libs) +for (lib, libs): GN_CONTENTS += " \"$$replace(lib, -l, )\"," +GN_CONTENTS += " ]" + +GN_CONTENTS += " if (!defined(deps)) {"\ + " deps = []"\ + " }" +GN_CONTENTS += " deps += [" +!isEmpty(RESOURCES): GN_CONTENTS += " \":generate_resources\"," +GN_CONTENTS += " ]" +GN_CONTENTS += " if (moc_source_h_files != []) {" +GN_CONTENTS += " deps += [" +GN_CONTENTS += " \":generate_h_mocs\"," +GN_CONTENTS += " ]" +# Add moc output files to compile +GN_CONTENTS += " sources += get_target_outputs(\":generate_h_mocs\")" +GN_CONTENTS += " }" +GN_CONTENTS += " if (moc_source_cpp_files != []) {" +GN_CONTENTS += " deps += [" +GN_CONTENTS += " \":generate_cpp_mocs\"," +GN_CONTENTS += " ]" +GN_CONTENTS += " }" +GN_CONTENTS += "}" +!isEmpty(GN_INCLUDES) { + for (inc, GN_INCLUDES): GN_CONTENTS += $$cat($$inc,lines) +} + +build_pass|!debug_and_release: write_file($$GN_FILE, GN_CONTENTS) + +# The generated Makefile shouldn't build anything by itself, just re-run qmake if necessary +TEMPLATE = aux +SOURCES = +HEADERS = +RESOURCES = |