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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 = $$1
if (macos|ios):equals(value_to_check, "$(EXPORT_ARCH_ARGS)") {
# EXPORT_ARCH_ARGS comes from qtbase/mkspecs/features/mac/default_post.prf which is a way
# to figure out the architectures to pass to the compiler at Makefile time. Because this
# variable expansion is not supported by GN, we filter it out. GN takes care of assigning
# the architecture itself.
return("")
}
if (ios) {
equals(value_to_check, "$(EXPORT_QMAKE_XARCH_LFLAGS)"): return("")
equals(value_to_check, "$(EXPORT_QMAKE_XARCH_CFLAGS)"): return("")
}
return($$value_to_check)
}
isEmpty(GN_FILES): GN_FILES = $$system_path($$_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(\"$$GN_FIND_MOCABLES_SCRIPT\","
GN_CONTENTS += " ["
for (headerfile, HEADERS): GN_CONTENTS += " \"$$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 += " ["
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($$QMAKE_RCC)
!isEmpty(RESOURCES) {
GN_CONTENTS += "action_foreach(\"generate_resources\") {"\
" script = \"$$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 += " \"$$resource_flag\""
GN_CONTENTS += " \"-name\"," \
" \"{{source_name_part}}\"," \
" \"{{source}}\"," \
" \"-o\"," \
" rebase_path(\"$target_gen_dir/.rcc/qrc_{{source_name_part}}.cpp\")"\
" ]"
GN_CONTENTS += "}"
}
# CONFIG SETUP
GN_CONTENTS += "config(\"$${TARGET}_config\") {"
!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$$path\","
GN_CONTENTS += " ]"
}
# Stop the barrage of unused variables warnings.
gcc|clang|clang_cl {
QMAKE_CXXFLAGS += "-Wno-unused-parameter"
QMAKE_CXXFLAGS += "-Wno-unused-variable"
} else:msvc {
QMAKE_CXXFLAGS += /wd4100 /wd4101
}
# Chromium activates this, but we need it off to be able to compile QFlags
clang_cl {
QMAKE_CXXFLAGS += "-fno-complete-member-pointers"
}
!isEmpty(QMAKE_CXXFLAGS) {
GN_CONTENTS += " cflags_cc = ["
for(flag, QMAKE_CXXFLAGS): GN_CONTENTS += " \"$$filter_flag_values($$flag)\","
GN_CONTENTS += " ]"
}
GN_CONTENTS += " defines = ["
# Remove single quotes around function macro defines, so that GN doesn't escape them, thus breaking
# the macro.
# Also add a layer of escaping for double quotes.
for (define, DEFINES): {
define = $$replace(define,\",\\\")
define = $$replace(define,\',)
GN_CONTENTS += " \"$$define\","
}
GN_CONTENTS += " ]"
GN_CONTENTS += " include_dirs = ["
for (path, INCLUDEPATH): GN_CONTENTS += " \"$$path\","
GN_CONTENTS += " rebase_path(\"$target_gen_dir/.moc/\"),"
GN_CONTENTS += " \"$$QMAKESPEC\""
GN_CONTENTS += " ]"
GN_CONTENTS += " ldflags = ["
for (flag, QMAKE_LFLAGS): GN_CONTENTS += " \"$$filter_flag_values($$flag)\","
for (flag, GN_FLAGS): GN_CONTENTS += " \"$$flag\","
!isEmpty(QMAKE_RPATHDIR) {
for (rpath, QMAKE_RPATHDIR) {
unix:!macos: GN_CONTENTS += " \"-Wl,-rpath=$${rpath}\","
}
}
!isEmpty(QMAKE_RPATHLINKDIR): GN_CONTENTS += " \"-Wl,-rpath-link=$${QMAKE_RPATHLINKDIR}\","
GN_CONTENTS += " ]"
GN_CONTENTS += " lib_dirs = ["
lib_dirs = $$find(LIBS, ^-L.*)
lib_dirs = $$unique(lib_dirs)
for (lib_dir, lib_dirs): GN_CONTENTS += " \"$$replace(lib_dir, -L, )\","
GN_CONTENTS += " ]"
GN_CONTENTS += "}"
# 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(\"$$imp\")"
}
GN_CONTENTS += " configs += [ \":$${TARGET}_config\" ]"
!isEmpty(GN_PRECOMPILED_HEADERS): GN_CONTENTS += " configs += [ \"//build/config:precompiled_headers\" ]"
# 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(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 = []"\
" }"
!isEmpty(RESOURCES) {
GN_CONTENTS += " deps += ["
GN_CONTENTS += " \":generate_resources\","
GN_CONTENTS += " ]"
}
# Remove the default no_rtti config for our own cpp files, thus leaving the decision
# to the compiler's defaults. This is consistent with how qtbase does it.
# Unless the user explicitly configured Qt with a different RTTI setting.
# Windows only for now, because macOS (and presumably Linux) does not support
# partial rtti info (e.g. rtti info present for derived class, but not base class), and the
# qtbase rtti feature affects only Windows.
win32 {
GN_CONTENTS += " configs -= [\"//build/config/compiler:no_rtti\"]"
CONFIG(rtti_off): GN_CONTENTS += " configs += [\"//build/config/compiler:no_rtti\"]"
CONFIG(rtti): GN_CONTENTS += " configs += [\"//build/config/compiler:rtti\"]"
}
gcc:!qtConfig(reduce_exports) {
GN_CONTENTS += " configs -= [\"//build/config/gcc:symbol_visibility_hidden\"]"
}
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_CORE_INCLUDE_DIRS) {
GN_CONTENTS += " if (!defined(core_include_dirs)) {"\
" core_include_dirs = []"\
" }"
GN_CONTENTS += "core_include_dirs += ["
for (inc, GN_CORE_INCLUDE_DIRS): GN_CONTENTS += " \"$$inc\","
GN_CONTENTS += "]"
}
!isEmpty(GN_INCLUDES) {
for (inc, GN_INCLUDES): GN_CONTENTS += $$cat($$inc,lines)
}
build_pass|!debug_and_release {
for(gnFile, GN_FILES): write_file($$gnFile, GN_CONTENTS)
}
# The generated Makefile shouldn't build anything by itself, just re-run qmake if necessary
TEMPLATE = aux
SOURCES =
HEADERS =
RESOURCES =
QMAKE_DISTCLEAN += $$GN_FILES
|
