summaryrefslogtreecommitdiffstats
path: root/mkspecs/features/toolchain.prf
blob: bce3ef3954503df09ab36ae15da95a62b5a1ec0c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277

defineReplace(qtMakeExpand) {
    out = "$$1"
    for(ever) {
        m = $$replace(out, ".*\\$\\(EXPORT_([^)]+)\\).*", \\1)
        equals(m, $$out): \
            return($$out)
        out = $$replace(out, "\\$\\(EXPORT_$$m\\)", $$eval($$m))
    }
}

defineTest(qtCompilerErrror) {
    !cross_compile: \
        what =
    else: host_build: \
        what = " host"
    else: \
        what = " target"
    msg = \
        "Cannot run$$what compiler '$$1'. Output:" \
        "===================" \
        $$2 \
        "===================" \
        "Maybe you forgot to setup the environment?"
    error($$join(msg, $$escape_expand(\\n)))
}

cross_compile:host_build: \
    target_prefix = QMAKE_HOST_CXX
else: \
    target_prefix = QMAKE_CXX

isEmpty($${target_prefix}.INCDIRS) {
    #
    # Get default include and library paths from compiler
    #
    gcc {
        cmd_suffix = "<$$QMAKE_SYSTEM_NULL_DEVICE >$$QMAKE_SYSTEM_NULL_DEVICE"
        equals(QMAKE_HOST.os, Windows): \
            cmd_prefix = "set LC_ALL=C&"
        else: \
            cmd_prefix = "LC_ALL=C"

        cxx_flags = $$QMAKE_CXXFLAGS

        # Manually inject the sysroot for Apple Platforms because its resolution
        # normally does not happen until default_post.prf. This is especially
        # important for moc to gain the correct default include directory list.
        # While technically incorrect but without any likely practical effect,
        # UIKit simulator platforms will see the device SDK's sysroot in
        # QMAKE_DEFAULT_*DIRS, because they're handled in a single build pass.
        darwin {
            uikit:macx-xcode: \
                cxx_flags += -isysroot $$sdk_path_device.value
            else: \
                cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
        }

        rim_qcc: \
            # Need the cc1plus and ld command lines to pick up the paths
            cxx_flags += $$QMAKE_LFLAGS_SHLIB -o $$QMAKE_SYSTEM_NULL_DEVICE -v
        else: darwin:clang: \
            # Need to link to pick up library paths
            cxx_flags += $$QMAKE_LFLAGS_SHLIB -o /dev/null -v -Wl,-v
        else: \
            # Just preprocess, might not pick up library paths
            cxx_flags += -E -v

        output = $$system("$$cmd_prefix $$QMAKE_CXX $$qtMakeExpand($$cxx_flags) -xc++ - 2>&1 $$cmd_suffix", lines, ec)
        !equals(ec, 0): qtCompilerErrror($$QMAKE_CXX, $$output)

        rim_qcc {
            for (line, output) {
                contains(line, "^[^ ]*cc1plus .*") {
                    take_next = false
                    for (parameter, $$list($$line)) {
                        $$take_next {
                            QMAKE_DEFAULT_INCDIRS += $$clean_path($$parameter)
                            take_next = false
                        } else: equals(parameter, "-isystem") {
                            take_next = true
                        }
                    }
                } else: contains(line, "^[^ ]*-ld .*") {
                    for (parameter, $$list($$line)) {
                        contains(parameter, "^-L.*") {
                            parameter ~= s/^-L//
                            QMAKE_DEFAULT_LIBDIRS += $$clean_path($$parameter)
                        }
                    }
                }
            }
        } else {
            add_includes = false
            add_libraries = false
            for (line, output) {
                line ~= s/^[ \\t]*//  # remove leading spaces
                contains(line, "LIBRARY_PATH=.*") {
                    line ~= s/^LIBRARY_PATH=//  # remove leading LIBRARY_PATH=
                    paths = $$split(line, $$QMAKE_DIRLIST_SEP)
                    for (path, paths): \
                        QMAKE_DEFAULT_LIBDIRS += $$clean_path($$path)
                } else: contains(line, "Library search paths:") {
                    add_libraries = true
                } else: contains(line, "$${LITERAL_HASH}include <.*") {  # #include <...> search starts here:
                    add_includes = true
                } else: contains(line, "End of search.*") {
                    add_includes = false
                } else: $$add_libraries {
                    # We assume all library search paths are absolute
                    !contains(line, "^/.*") {
                        add_libraries = false
                        next()
                    }
                    QMAKE_DEFAULT_LIBDIRS += $$clean_path($$line)
                } else: $$add_includes {
                    !contains(line, ".* \\(framework directory\\)"): \
                        QMAKE_DEFAULT_INCDIRS += $$clean_path($$line)
                }
            }
        }
        if(!darwin:clang)|intel_icc {
            # Clang on a non-Apple system (that is, a system without ld64 -- say, with GNU ld
            # or gold under Linux) will not print any library search path. Need to use another
            # invocation with different options (which in turn doesn't print include search
            # paths, so it can't just be used in place of the above code).
            # What's more, -print-search-dirs can't be used on clang on Apple because it
            # won't print all the library paths (only the clang-internal ones).
            output = $$system("$$cmd_prefix $$QMAKE_CXX -print-search-dirs", lines, ec)
            !equals(ec, 0): qtCompilerErrror($$QMAKE_CXX, $$output)

            for (line, output) {
                contains(line, "^libraries: .*") {
                    line ~= s,^libraries: ,,
                    paths = $$split(line, $$QMAKE_DIRLIST_SEP)
                    for (path, paths): \
                        QMAKE_DEFAULT_LIBDIRS += $$clean_path($$replace(path, ^=, $$[SYSROOT]))
                }
            }
        }
        isEmpty(QMAKE_DEFAULT_LIBDIRS)|isEmpty(QMAKE_DEFAULT_INCDIRS): \
            !integrity: \
                error("failed to parse default search paths from compiler output")
        QMAKE_DEFAULT_LIBDIRS = $$unique(QMAKE_DEFAULT_LIBDIRS)
    } else: ghs {
        cmd = $$QMAKE_CXX $$QMAKE_CXXFLAGS -$${LITERAL_HASH} -o /tmp/fake_output /tmp/fake_input.cpp
        output = $$system("$$cmd", blob, ec)
        !equals(ec, 0): qtCompilerErrror($$QMAKE_CXX, $$output)
        output ~= s/\\\\\\n {8}//g
        output = $$split(output, $$escape_expand(\\n))
        for (line, output) {
            contains(line, "^[^ ]+/ecom[^ ]+ .* /tmp/fake_input\\.cpp") {
                for (parameter, $$list($$line)) {
                    contains(parameter, "^(-I|--include_no_mmd=|--sys_include=).*") {
                        parameter ~= s/^(-I|--include_no_mmd=|--sys_include=)//
                        QMAKE_DEFAULT_INCDIRS += $$clean_path($$parameter)
                    }
                }
            } else: contains(line, "^[^ ]+/elxr .*") {
                for (parameter, $$list($$line)) {
                    contains(parameter, "^-L.*") {
                        parameter ~= s/^-L//
                        QMAKE_DEFAULT_LIBDIRS += $$clean_path($$parameter)
                    }
                }
            }
        }
    } else: msvc {
        # This doesn't differentiate between host and target,
        # but neither do the compilers.
        LIB = $$getenv("LIB")
        QMAKE_DEFAULT_LIBDIRS = $$split(LIB, $$QMAKE_DIRLIST_SEP)
        INCLUDE = $$getenv("INCLUDE")
        QMAKE_DEFAULT_INCDIRS = $$split(INCLUDE, $$QMAKE_DIRLIST_SEP)
    }

    unix {
        isEmpty(QMAKE_DEFAULT_INCDIRS): QMAKE_DEFAULT_INCDIRS = /usr/include /usr/local/include
        isEmpty(QMAKE_DEFAULT_LIBDIRS): QMAKE_DEFAULT_LIBDIRS = /lib /usr/lib
    }

    cache($${target_prefix}.INCDIRS, set stash, QMAKE_DEFAULT_INCDIRS)
    cache($${target_prefix}.LIBDIRS, set stash, QMAKE_DEFAULT_LIBDIRS)
} else {
    QMAKE_DEFAULT_INCDIRS = $$eval($${target_prefix}.INCDIRS)
    QMAKE_DEFAULT_LIBDIRS = $$eval($${target_prefix}.LIBDIRS)
}

#
# Determine and cache the compiler version
#

defineReplace(qtVariablesFromMSVC) {
    ret = $$system("$$1 -nologo -E $$2 $$system_quote($$PWD/data/macros.cpp) 2>NUL", lines, ec)
    !equals(ec, 0): qtCompilerErrror($$1, $$ret)
    return($$ret)
}

defineReplace(qtVariablesFromGCC) {
    ret = $$system("$$1 -E $$system_quote($$PWD/data/macros.cpp) \
        2>$$QMAKE_SYSTEM_NULL_DEVICE", lines, ec)
    !equals(ec, 0): qtCompilerErrror($$1, $$ret)
    return($$ret)
}

isEmpty($${target_prefix}.COMPILER_MACROS) {
    msvc {
        clang_cl {
            # We need to obtain the cl.exe version first
            vars = $$qtVariablesFromMSVC(cl)
            for (v, vars) {
                isEmpty(v)|contains(v, $${LITERAL_HASH}.*): next()
                eval($$v)
            }
            isEmpty(QMAKE_MSC_FULL_VER): error("Could not determine the Visual Studio version")

            QMAKE_CFLAGS_MSVC_COMPAT = $$replace(QMAKE_MSC_FULL_VER, "(..)(..)(.*)", \
                                                 "-fms-compatibility-version=\\1.\\2.\\3")
            cache($${target_prefix}.QMAKE_CFLAGS_MSVC_COMPAT, set stash, QMAKE_CFLAGS_MSVC_COMPAT)
            $${target_prefix}.COMPILER_MACROS += QMAKE_CFLAGS_MSVC_COMPAT
            vars = $$qtVariablesFromMSVC($$QMAKE_CXX, $$QMAKE_CFLAGS_MSVC_COMPAT)
        } else {
            vars = $$qtVariablesFromMSVC($$QMAKE_CXX)
        }
    } else: gcc|ghs {
        vars = $$qtVariablesFromGCC($$QMAKE_CXX)
    }
    for (v, vars) {
        !contains(v, "[A-Z_]+ = .*"): next()
        # Set both <varname> for the outer scope ...
        eval($$v)
        v ~= s/ .*//
        isEmpty($$v): error("Compiler produced empty value for $${v}.")
        # ... and save QMAKE_(HOST_)?CXX.<varname> in the cache.
        cache($${target_prefix}.$$v, set stash, $$v)
        $${target_prefix}.COMPILER_MACROS += $$v
    }
    cache($${target_prefix}.COMPILER_MACROS, set stash)
} else {
    # load from the cache
    for (i, $${target_prefix}.COMPILER_MACROS): \
        $$i = $$eval($${target_prefix}.$$i)
}

unset(target_prefix)

# Populate QMAKE_COMPILER_DEFINES and some compatibility variables.
# The $$format_number() calls strip leading zeros to avoid misinterpretation as octal.
QMAKE_COMPILER_DEFINES += __cplusplus=$$QT_COMPILER_STDCXX
!isEmpty(QMAKE_MSC_VER): \
    QMAKE_COMPILER_DEFINES += _MSC_VER=$$QMAKE_MSC_VER _MSC_FULL_VER=$$QMAKE_MSC_FULL_VER
!isEmpty(QMAKE_ICC_VER): \
    QMAKE_COMPILER_DEFINES += __INTEL_COMPILER=$$QMAKE_ICC_VER __INTEL_COMPILER_UPDATE=$$QMAKE_ICC_UPDATE_VER
!isEmpty(QMAKE_APPLE_CC): \
    QMAKE_COMPILER_DEFINES += __APPLE_CC__=$$QMAKE_APPLE_CC
!isEmpty(QMAKE_APPLE_CLANG_MAJOR_VERSION): \
    QMAKE_COMPILER_DEFINES += __clang__ \
        __clang_major__=$$QMAKE_APPLE_CLANG_MAJOR_VERSION \
        __clang_minor__=$$QMAKE_APPLE_CLANG_MINOR_VERSION \
        __clang_patchlevel__=$$QMAKE_APPLE_CLANG_PATCH_VERSION
!isEmpty(QMAKE_CLANG_MAJOR_VERSION): \
    QMAKE_COMPILER_DEFINES += __clang__ \
        __clang_major__=$$QMAKE_CLANG_MAJOR_VERSION \
        __clang_minor__=$$QMAKE_CLANG_MINOR_VERSION \
        __clang_patchlevel__=$$QMAKE_CLANG_PATCH_VERSION
!isEmpty(QMAKE_GCC_MAJOR_VERSION): \
    QMAKE_COMPILER_DEFINES += \
        __GNUC__=$$QMAKE_GCC_MAJOR_VERSION \
        __GNUC_MINOR__=$$QMAKE_GCC_MINOR_VERSION \
        __GNUC_PATCHLEVEL__=$$QMAKE_GCC_PATCH_VERSION
!isEmpty(QMAKE_GHS_VERSION): \
    QMAKE_COMPILER_DEFINES += __ghs__ __GHS_VERSION_NUMBER=$$QMAKE_GHS_VERSION

QMAKE_CFLAGS += $$QMAKE_CFLAGS_MSVC_COMPAT
QMAKE_CXXFLAGS += $$QMAKE_CFLAGS_MSVC_COMPAT

msvc:!intel_icl:!clang_cl: include(../common/msvc-version.conf)