2d7b143085
We obviously should check the variable we're about to get the data from.
Amends 1216f596bd.
Change-Id: Ibe87138b9c9aa99837b4fbf3769cd26ca1aaacb9
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
Reviewed-by: Jake Petroules <jake.petroules@qt.io>
255 lines
10 KiB
Plaintext
255 lines
10 KiB
Plaintext
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# In early configure setup; nothing useful to be done here.
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isEmpty(QMAKE_CXX): return()
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defineReplace(qtMakeExpand) {
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out = "$$1"
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for(ever) {
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m = $$replace(out, ".*\\$\\(EXPORT_([^)]+)\\).*", \\1)
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equals(m, $$out): \
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return($$out)
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out = $$replace(out, "\\$\\(EXPORT_$$m\\)", $$eval($$m))
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}
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}
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defineTest(qtCompilerErrror) {
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!cross_compile: \
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what =
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else: host_build: \
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what = " host"
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else: \
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what = " target"
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error("Cannot run$$what compiler '$$1'. Maybe you forgot to setup the environment?")
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}
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cross_compile:host_build: \
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target_prefix = QMAKE_HOST_CXX
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else: \
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target_prefix = QMAKE_CXX
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isEmpty($${target_prefix}.INCDIRS) {
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#
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# Get default include and library paths from compiler
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#
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gcc {
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!equals(QMAKE_HOST.os, Windows) {
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cmd_prefix = "LC_ALL=C"
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cmd_suffix = "</dev/null >/dev/null"
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null_file = /dev/null
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} else {
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cmd_prefix = "set LC_ALL=C&"
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cmd_suffix = "<NUL >NUL"
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null_file = NUL
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}
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cxx_flags = $$QMAKE_CXXFLAGS
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# Manually inject the sysroot for Apple Platforms because its resolution
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# normally does not happen until default_post.prf. This is especially
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# important for moc to gain the correct default include directory list.
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# While technically incorrect but without any likely practical effect,
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# UIKit simulator platforms will see the device SDK's sysroot in
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# QMAKE_DEFAULT_*DIRS, because they're handled in a single build pass.
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darwin {
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uikit:macx-xcode: \
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cxx_flags += -isysroot $$sdk_path_device.value
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else: \
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cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
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}
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rim_qcc: \
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# Need the cc1plus and ld command lines to pick up the paths
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cxx_flags += $$QMAKE_LFLAGS_SHLIB -o $$null_file -v
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else: darwin:clang: \
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# Need to link to pick up library paths
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cxx_flags += $$QMAKE_LFLAGS_SHLIB -o /dev/null -v -Wl,-v
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else: \
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# Just preprocess, might not pick up library paths
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cxx_flags += -E -v
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output = $$system("$$cmd_prefix $$QMAKE_CXX $$qtMakeExpand($$cxx_flags) -xc++ - 2>&1 $$cmd_suffix", lines, ec)
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!equals(ec, 0): qtCompilerErrror($$QMAKE_CXX)
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rim_qcc {
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for (line, output) {
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contains(line, "^[^ ]*cc1plus .*") {
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take_next = false
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for (parameter, $$list($$line)) {
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$$take_next {
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QMAKE_DEFAULT_INCDIRS += $$clean_path($$parameter)
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take_next = false
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} else: equals(parameter, "-isystem") {
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take_next = true
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}
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}
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} else: contains(line, "^[^ ]*-ld .*") {
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for (parameter, $$list($$line)) {
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contains(parameter, "^-L.*") {
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parameter ~= s/^-L//
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QMAKE_DEFAULT_LIBDIRS += $$clean_path($$parameter)
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}
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}
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}
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}
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} else {
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add_includes = false
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add_libraries = false
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for (line, output) {
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line ~= s/^[ \\t]*// # remove leading spaces
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contains(line, "LIBRARY_PATH=.*") {
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line ~= s/^LIBRARY_PATH=// # remove leading LIBRARY_PATH=
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paths = $$split(line, $$QMAKE_DIRLIST_SEP)
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for (path, paths): \
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QMAKE_DEFAULT_LIBDIRS += $$clean_path($$path)
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} else: contains(line, "Library search paths:") {
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add_libraries = true
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} else: contains(line, "$${LITERAL_HASH}include <.*") { # #include <...> search starts here:
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add_includes = true
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} else: contains(line, "End of search.*") {
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add_includes = false
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} else: $$add_libraries {
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# We assume all library search paths are absolute
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!contains(line, "^/.*") {
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add_libraries = false
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next()
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}
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QMAKE_DEFAULT_LIBDIRS += $$clean_path($$line)
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} else: $$add_includes {
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!contains(line, ".* \\(framework directory\\)"): \
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QMAKE_DEFAULT_INCDIRS += $$clean_path($$line)
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}
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}
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}
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!darwin:clang {
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# Clang on a non-Apple system (that is, a system without ld64 -- say, with GNU ld
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# or gold under Linux) will not print any library search path. Need to use another
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# invocation with different options (which in turn doesn't print include search
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# paths, so it can't just be used in place of the above code).
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# What's more, -print-search-dirs can't be used on clang on Apple because it
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# won't print all the library paths (only the clang-internal ones).
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output = $$system("$$cmd_prefix $$QMAKE_CXX -print-search-dirs", lines, ec)
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!equals(ec, 0): qtCompilerErrror($$QMAKE_CXX)
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for (line, output) {
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contains(line, "^libraries: .*") {
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line ~= s,^libraries: ,,
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paths = $$split(line, $$QMAKE_DIRLIST_SEP)
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for (path, paths): \
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QMAKE_DEFAULT_LIBDIRS += $$clean_path($$replace(path, ^=, $$[SYSROOT]))
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}
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}
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}
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isEmpty(QMAKE_DEFAULT_LIBDIRS)|isEmpty(QMAKE_DEFAULT_INCDIRS): \
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!integrity: \
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error("failed to parse default search paths from compiler output")
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QMAKE_DEFAULT_LIBDIRS = $$unique(QMAKE_DEFAULT_LIBDIRS)
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} else: msvc {
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# This doesn't differentiate between host and target,
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# but neither do the compilers.
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LIB = $$getenv("LIB")
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QMAKE_DEFAULT_LIBDIRS = $$split(LIB, $$QMAKE_DIRLIST_SEP)
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INCLUDE = $$getenv("INCLUDE")
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QMAKE_DEFAULT_INCDIRS = $$split(INCLUDE, $$QMAKE_DIRLIST_SEP)
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}
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unix {
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isEmpty(QMAKE_DEFAULT_INCDIRS): QMAKE_DEFAULT_INCDIRS = /usr/include /usr/local/include
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isEmpty(QMAKE_DEFAULT_LIBDIRS): QMAKE_DEFAULT_LIBDIRS = /lib /usr/lib
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}
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cache($${target_prefix}.INCDIRS, set stash, QMAKE_DEFAULT_INCDIRS)
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cache($${target_prefix}.LIBDIRS, set stash, QMAKE_DEFAULT_LIBDIRS)
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} else {
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QMAKE_DEFAULT_INCDIRS = $$eval($${target_prefix}.INCDIRS)
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QMAKE_DEFAULT_LIBDIRS = $$eval($${target_prefix}.LIBDIRS)
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}
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#
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# Determine and cache the compiler version
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#
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defineReplace(qtVariablesFromMSVC) {
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ret = $$system("$$1 -nologo -E $$2 $$system_quote($$PWD/data/macros.cpp) <NUL 2>NUL", lines, ec)
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!equals(ec, 0): qtCompilerErrror($$1)
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return($$ret)
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}
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defineReplace(qtVariablesFromGCC) {
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null_device = /dev/null
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equals(QMAKE_HOST.os, Windows): null_device = NUL
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ret = $$system("$$1 -E $$system_quote($$PWD/data/macros.cpp) <$$null_device 2>$$null_device", lines, ec)
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!equals(ec, 0): qtCompilerErrror($$1)
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return($$ret)
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}
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isEmpty($${target_prefix}.COMPILER_MACROS) {
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msvc {
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clang_cl {
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# We need to obtain the cl.exe version first
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vars = $$qtVariablesFromMSVC(cl)
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for (v, vars) {
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isEmpty(v)|contains(v, $${LITERAL_HASH}.*): next()
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eval($$v)
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}
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isEmpty(QMAKE_MSC_FULL_VER): error("Could not determine the Visual Studio version")
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QMAKE_CFLAGS_MSVC_COMPAT = $$replace(QMAKE_MSC_FULL_VER, "(..)(..)(.*)", \
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"-fms-compatibility-version=\\1.\\2.\\3")
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cache($${target_prefix}.QMAKE_CFLAGS_MSVC_COMPAT, set stash, QMAKE_CFLAGS_MSVC_COMPAT)
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$${target_prefix}.COMPILER_MACROS += QMAKE_CFLAGS_MSVC_COMPAT
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vars = $$qtVariablesFromMSVC($$QMAKE_CXX, $$QMAKE_CFLAGS_MSVC_COMPAT)
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} else {
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vars = $$qtVariablesFromMSVC($$QMAKE_CXX)
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}
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} else: gcc {
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vars = $$qtVariablesFromGCC($$QMAKE_CXX)
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}
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for (v, vars) {
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isEmpty(v)|contains(v, $${LITERAL_HASH}.*): next()
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# Set both <varname> for the outer scope ...
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eval($$v)
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v ~= s/ .*//
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isEmpty($$v): error("Compiler produced empty value for $${v}.")
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# ... and save QMAKE_(HOST_)?CXX.<varname> in the cache.
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cache($${target_prefix}.$$v, set stash, $$v)
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$${target_prefix}.COMPILER_MACROS += $$v
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}
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cache($${target_prefix}.COMPILER_MACROS, set stash)
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} else {
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# load from the cache
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for (i, $${target_prefix}.COMPILER_MACROS): \
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$$i = $$eval($${target_prefix}.$$i)
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}
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unset(target_prefix)
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# Populate QMAKE_COMPILER_DEFINES and some compatibility variables.
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# The $$format_number() calls strip leading zeros to avoid misinterpretation as octal.
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QMAKE_COMPILER_DEFINES += __cplusplus=$$QT_COMPILER_STDCXX
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!isEmpty(QMAKE_MSC_VER): \
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QMAKE_COMPILER_DEFINES += _MSC_VER=$$QMAKE_MSC_VER _MSC_FULL_VER=$$QMAKE_MSC_FULL_VER
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!isEmpty(QMAKE_ICC_VER): \
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QMAKE_COMPILER_DEFINES += __INTEL_COMPILER=$$QMAKE_ICC_VER __INTEL_COMPILER_UPDATE=$$QMAKE_ICC_UPDATE_VER
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!isEmpty(QMAKE_APPLE_CC): \
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QMAKE_COMPILER_DEFINES += __APPLE_CC__=$$QMAKE_APPLE_CC
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!isEmpty(QMAKE_APPLE_CLANG_MAJOR_VERSION): \
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QMAKE_COMPILER_DEFINES += __clang__ \
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__clang_major__=$$QMAKE_APPLE_CLANG_MAJOR_VERSION \
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__clang_minor__=$$QMAKE_APPLE_CLANG_MINOR_VERSION \
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__clang_patchlevel__=$$QMAKE_APPLE_CLANG_PATCH_VERSION
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!isEmpty(QMAKE_CLANG_MAJOR_VERSION): \
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QMAKE_COMPILER_DEFINES += __clang__ \
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__clang_major__=$$QMAKE_CLANG_MAJOR_VERSION \
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__clang_minor__=$$QMAKE_CLANG_MINOR_VERSION \
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__clang_patchlevel__=$$QMAKE_CLANG_PATCH_VERSION
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!isEmpty(QMAKE_GCC_MAJOR_VERSION): \
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QMAKE_COMPILER_DEFINES += \
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__GNUC__=$$QMAKE_GCC_MAJOR_VERSION \
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__GNUC_MINOR__=$$QMAKE_GCC_MINOR_VERSION \
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__GNUC_PATCHLEVEL__=$$QMAKE_GCC_PATCH_VERSION
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QMAKE_CFLAGS += $$QMAKE_CFLAGS_MSVC_COMPAT
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QMAKE_CXXFLAGS += $$QMAKE_CFLAGS_MSVC_COMPAT
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msvc:!intel_icl:!clang_cl: include(../common/msvc-version.conf)
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