qt5base-lts/mkspecs/features/qt_module_headers.prf
Oswald Buddenhagen 5c57105565 don't include injected headers into linker version script
it makes no sense to version them, as they contain only #defines anyway.

it also removes the need to special-case their location in shadow builds
with pre-synced headers, which we actually failed to do anyway.

Task-number: QTBUG-56286
Change-Id: I4ea717f7be56494cfea0572389bea173d7470b6e
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
2016-10-14 09:00:29 +00:00

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#
# W A R N I N G
# -------------
#
# This file is not part of the Qt API. It exists purely as an
# implementation detail. It may change from version to version
# without notice, or even be removed.
#
# We mean it.
#
load(qt_build_paths)
!build_pass:git_build {
qtPrepareTool(QMAKE_SYNCQT, syncqt, , system)
minimal_syncqt {
QMAKE_SYNCQT += -minimal $$QMAKE_SYNCQT_OPTIONS
} else {
qtConfig(private_tests): \ # -developer-build
QMAKE_SYNCQT += -check-includes
}
for(mod, MODULE_INCNAME): \
QMAKE_SYNCQT += -module $$mod
QMAKE_SYNCQT += \
-version $$VERSION -outdir $$system_quote($$MODULE_BASE_OUTDIR) $$MODULE_SYNCQT_DIR
!silent: message($$QMAKE_SYNCQT)
system($$QMAKE_SYNCQT)|error("Failed to run: $$QMAKE_SYNCQT")
!minimal_syncqt {
include-distclean.commands = \
$$QMAKE_DEL_TREE $$shell_quote($$shell_path($$MODULE_BASE_OUTDIR/include/$$MODULE_INCNAME))
QMAKE_EXTRA_TARGETS += include-distclean
DISTCLEAN_DEPS += include-distclean
}
}
# Pre-generated headers in the source tree (tar-ball) and
# - shadow build or
# - non-shadow non-prefix build of a module which is not qtbase
# (because the build-time generated headers all end up in qtbase).
!git_build: \
if(!equals(_PRO_FILE_PWD_, $$OUT_PWD) \
|if(!prefix_build:!equals(MODULE_BASE_INDIR, $$[QT_HOST_PREFIX]))): \
CONFIG += split_incpath
# To avoid stuffing the code with repetetive conditionals,
# we parametrize the names of the variables we assign to.
# Internal modules have no private part - they *are* private.
!internal_module: \
prv = _PRIVATE
# When doing a framework build with a prefix, the module needs to point
# into the frameworks' Headers dirs directly, as no shared include/ dir
# is installed.
# However, during the build, it needs to point into the shared include/
# dir, as the framework doesn't even exist yet. For bootstrapped modules
# which borrow headers from "proper" modules, this situation persists
# even beyond the module's own build. The implication of this is that
# qmake might never use a framework's headers in a non-prefix build,
# as there is no separate set of .pri files for users outside Qt.
prefix_build:lib_bundle: \
fwd = _FWD
# When using a split include path during the build, the installed module's
# include path is also structurally different from that in the build dir.
prefix_build:split_incpath: \
sfwd = _FWD
ibase = \$\$QT_MODULE_INCLUDE_BASE
MODULE$${fwd}_INCLUDES = $$ibase
split_incpath {
bibase = $$val_escape(MODULE_BASE_OUTDIR)/include
MODULE$${sfwd}_INCLUDES += $$bibase
}
for(mod, MODULE_INCNAME) {
mibase = $$ibase/$$mod
MODULE$${fwd}_INCLUDES += $$mibase
MODULE$${fwd}$${prv}_INCLUDES += $$mibase/$$VERSION $$mibase/$$VERSION/$$mod
split_incpath {
mbibase = $$bibase/$$mod
MODULE$${sfwd}_INCLUDES += $$mbibase
generated_privates: \
MODULE$${sfwd}$${prv}_INCLUDES += $$mbibase/$$VERSION $$mbibase/$$VERSION/$$mod
}
prefix_build:lib_bundle {
mfbase = \$\$QT_MODULE_LIB_BASE/$${mod}.framework/Headers
MODULE_INCLUDES += $$mfbase
MODULE$${prv}_INCLUDES += $$mfbase/$$VERSION $$mfbase/$$VERSION/$$mod
}
}
MODULE_INCLUDES += $$MODULE_AUX_INCLUDES
MODULE_PRIVATE_INCLUDES += $$MODULE_PRIVATE_AUX_INCLUDES
minimal_syncqt: return()
#load up the headers info
git_build: \
INC_PATH = $$MODULE_BASE_OUTDIR
else: \
INC_PATH = $$MODULE_BASE_INDIR
include($$INC_PATH/include/$$MODULE_INCNAME/headers.pri, "", true)
!lib_bundle: \ # Headers are embedded into the bundle, so don't install them separately.
CONFIG += qt_install_headers
alien_syncqt: return()
MODULE_INC_OUTDIR = $$MODULE_BASE_OUTDIR/include/$$MODULE_INCNAME
exists($$OUT_PWD/qt$${MODULE}-config.h) {
fwd_rel = $$relative_path($$OUT_PWD, $$MODULE_INC_OUTDIR)
SYNCQT.INJECTIONS += \
$$fwd_rel/qt$${MODULE}-config.h:qt$${MODULE}-config.h \
$$fwd_rel/qt$${MODULE}-config_p.h:$$MODULE_VERSION/$$MODULE_INCNAME/private/qt$${MODULE}-config_p.h
inst_rel = $$relative_path($$OUT_PWD, $$_PRO_FILE_PWD_)
SYNCQT.HEADER_FILES += $$inst_rel/qt$${MODULE}-config.h
SYNCQT.INJECTED_PRIVATE_HEADER_FILES += $$inst_rel/qt$${MODULE}-config_p.h
}
for (injection, SYNCQT.INJECTIONS) {
injects = $$split(injection, :)
dst_hdr = $$absolute_path($$member(injects, 0), $$MODULE_INC_OUTDIR)
fwd_hdr = $$member(injects, 1)
MAIN_FWD = $$MODULE_INC_OUTDIR/$$fwd_hdr
MAIN_FWD_CONT = '$${LITERAL_HASH}include "$$relative_path($$dst_hdr, $$dirname(MAIN_FWD))"'
write_file($$MAIN_FWD, MAIN_FWD_CONT)|error()
touch($$MAIN_FWD, $$dst_hdr)
!git_build: QMAKE_DISTCLEAN += $$MAIN_FWD
injects = $$member(injects, 2, -1)
for (inject, injects) {
CLASS_FWD = $$MODULE_INC_OUTDIR/$$inject
CLASS_FWD_CONT = '$${LITERAL_HASH}include "$$fwd_hdr"'
write_file($$CLASS_FWD, CLASS_FWD_CONT)|error()
touch($$CLASS_FWD, $$dst_hdr)
!git_build: QMAKE_DISTCLEAN += $$CLASS_FWD
}
}
autogen_warning = \
"/* This file was generated by qmake with the info from <root>/$$relative_path($$_PRO_FILE_, $$MODULE_BASE_INDIR). */"
# Create a module master depends header
MODULE_MASTER_DEPS_HEADER = $$MODULE_BASE_OUTDIR/include/$$MODULE_INCNAME/$${MODULE_INCNAME}Depends
!build_pass {
MODULE_MASTER_DEPS_HEADER_CONT = $$autogen_warning
MODULE_MASTER_DEPS_HEADER_CONT += "$${LITERAL_HASH}ifdef __cplusplus /* create empty PCH in C mode */"
for(dep, MODULE_DEPENDS) {
depname = $$eval(QT.$${dep}.master_header)
isEmpty(depname): \
depname = $$eval(QT.$${dep}.name)
MODULE_MASTER_DEPS_HEADER_CONT += "$${LITERAL_HASH}include <$$depname/$$depname>"
}
MODULE_MASTER_DEPS_HEADER_CONT += "$${LITERAL_HASH}endif"
write_file($$MODULE_MASTER_DEPS_HEADER, MODULE_MASTER_DEPS_HEADER_CONT)|error()
!git_build: QMAKE_DISTCLEAN += $$MODULE_MASTER_DEPS_HEADER
}
SYNCQT.HEADER_FILES += $$MODULE_MASTER_DEPS_HEADER
# Automatically enable precompiled headers for Qt modules,
# except for Gcc/Windows: Larger precompiled headers crash cc1plus.exe
# (e.g. with i686-4.8.2-release-posix-dwarf-rt_v3-rev3)
!if(gcc:equals(QMAKE_HOST.os, Windows)):!equals(TEMPLATE, aux) {
isEmpty(PRECOMPILED_HEADER): PRECOMPILED_HEADER = $$MODULE_MASTER_DEPS_HEADER
}
headersclean:!internal_module {
# Make sure that the header compiles with our strict options
hcleanDEFS = -DQT_NO_CAST_TO_ASCII=1 \
-DQT_NO_CAST_FROM_ASCII=1 \
-DQT_STRICT_ITERATORS \
-DQT_NO_URL_CAST_FROM_STRING=1 \
-DQT_NO_CAST_FROM_BYTEARRAY=1 \
-DQT_NO_KEYWORDS=1 \
-DQT_USE_QSTRINGBUILDER \
-DQT_USE_FAST_OPERATOR_PLUS \
-Dsignals=int \
-Dslots=int \
-Demit=public: \
-Dforeach=public: \
-Dforever=public:
gcc {
# Turn on some extra warnings not found in -Wall -Wextra.
# Common to GCC, Clang and ICC (and other compilers that masquerade as GCC):
hcleanFLAGS = -Wall -Wextra -Werror \
-Woverloaded-virtual -Wshadow -Wundef \
-Wnon-virtual-dtor -Wpointer-arith -Wformat-security \
-Wno-long-long -Wno-variadic-macros -pedantic-errors
intel_icc {
# these warnings are disabled because explicit constructors with zero or
# multiple arguments are permitted in C++11:
# 2304: non-explicit constructor with single argument may cause implicit type conversion
# 2305: declaration of 'explicit' constructor without a single argument is redundant
hcleanFLAGS += -wd2304,2305
greaterThan(QT_ICC_MAJOR_VERSION, 13) {
# ICC 14+ has a bug with -Wshadow, emitting it for cases where there's no shadowing
# (issue ID 0000698329, task DPD200245740)
hcleanFLAGS -= -Wshadow
}
} else {
# options accepted by GCC and Clang
hcleanFLAGS += -Wchar-subscripts -Wold-style-cast
!contains(QT_ARCH, arm):!contains(QT_ARCH, mips): \
hcleanFLAGS += -Wcast-align
!clang {
# options accepted only by GCC
c++11 {
# only enabled for actual c++11 builds due to
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52806
hcleanFLAGS += -Wzero-as-null-pointer-constant
}
}
}
# Use strict mode C++11 or C++98, with no GNU extensions (see -pedantic-errors above).
# The module might set CONFIG += c++11, but it might also change QMAKE_CXXFLAGS_CXX11
# or the module (or the mkspec) can set the C++11 flag on QMAKE_CXXFLAGS
# (or QMAKE_CXXFLAGS_{RELEASE,DEBUG} but that's unlikely).
c++11:contains(QMAKE_CXXFLAGS_CXX11, -std=gnu++11) {
hcleanFLAGS += -std=c++11
} else: contains(QMAKE_CXXFLAGS, -std=gnu++11) {
hcleanFLAGS += -std=c++11
} else: c++11:contains(QMAKE_CXXFLAGS_CXX11, -std=gnu++0x) {
hcleanFLAGS += -std=c++0x
} else: contains(QMAKE_CXXFLAGS, -std=gnu++0x) {
hcleanFLAGS += -std=c++0x
} else: !c++11:!contains(QMAKE_CXXFLAGS, -std=c++0x):!contains(QMAKE_CXXFLAGS, -std=c++11) {
hcleanFLAGS += -std=c++98
}
hcleanCOMMAND = $$QMAKE_CXX -c $(CXXFLAGS) $$hcleanFLAGS $(INCPATH) $$hcleanDEFS -xc++ ${QMAKE_FILE_IN} -o ${QMAKE_FILE_OUT}
} else: win32-msvc2013 {
# 4180: qualifier applied to function type has no meaning; ignored
# 4458: declaration of 'identifier' hides class member
# -Za enables strict standards behavior, but we can't add it because
# <windows.h> and <GL.h> violate the standards.
hcleanFLAGS = -WX -W3 -wd4180 -wd4458
hcleanCOMMAND = $$QMAKE_CXX -c $(CXXFLAGS) $$hcleanFLAGS $(INCPATH) $$hcleanDEFS -FI${QMAKE_FILE_IN} -Fo${QMAKE_FILE_OUT} \
$$[QT_INSTALL_DATA/src]/mkspecs/features/data/dummy.cpp
}
!isEmpty(hcleanCOMMAND):if(!qtConfig(debug_and_release)|CONFIG(release, debug|release)) {
CLEAN_HEADERS =
for (h, SYNCQT.CLEAN_HEADER_FILES) {
hh = $$split(h, :)
hr = $$member(hh, 1)
isEmpty(hr)|qtConfig($$hr): \
CLEAN_HEADERS += $$member(hh, 0)
}
CLEAN_HEADERS -= $$HEADERSCLEAN_EXCLUDE
header_check.dependency_type = TYPE_C
header_check.CONFIG += no_link
header_check.output = ${QMAKE_VAR_OBJECTS_DIR}header_${QMAKE_FILE_BASE}$${first(QMAKE_EXT_OBJ)}
header_check.input = CLEAN_HEADERS
header_check.variable_out = PRE_TARGETDEPS
header_check.name = headercheck ${QMAKE_FILE_IN}
header_check.commands = $$hcleanCOMMAND
silent:header_check.commands = @echo compiling[header] ${QMAKE_FILE_IN} && $$hcleanCOMMAND
QMAKE_EXTRA_COMPILERS += header_check
}
unset(hcleanCOMMAND)
unset(hcleanFLAGS)
unset(hcleanDEFS)
}