51 lines
1.7 KiB
Plaintext
51 lines
1.7 KiB
Plaintext
#
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# Lex extra-compiler for handling files specified in the LEXSOURCES variable
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#
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isEmpty(LEX_DIR): LEX_DIR = .
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defineReplace(lexCommands) {
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input = $$relative_path($$absolute_path($$1, $$OUT_PWD), $$OUT_PWD/$$LEX_DIR)
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output = $$basename(2)
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input_base = $$basename(1)
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input_base ~= s/\.[^.]*$//
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isEmpty(QMAKE_LEXFLAGS_MANGLE): QMAKE_LEXFLAGS_MANGLE = -P$${input_base}
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QMAKE_LEXEXTRAFLAGS = $$QMAKE_LEXFLAGS
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!yacc_no_name_mangle: QMAKE_LEXEXTRAFLAGS += $$QMAKE_LEXFLAGS_MANGLE
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contains(QMAKE_LEX, .*flex) {
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# GNU flex, we can use -o outfile
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commands = $$QMAKE_LEX $$QMAKE_LEXEXTRAFLAGS --nounistd -o $$output $$input
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} else {
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# stupid POSIX lex, it only generates a file called lex.yy.c
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# or lex.prefix.c if the -P<prefix> option is active
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intermediate_file = lex.yy.c
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QMAKE_LEXEXTRAFLAGS = $$QMAKE_LEXFLAGS $$QMAKE_LEXFLAGS_MANGLE
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commands = \
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-$(DEL_FILE) $${output}$$escape_expand(\\n\\t) \
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$$QMAKE_LEX $$QMAKE_LEXEXTRAFLAGS $${input}$$escape_expand(\\n\\t) \
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$(MOVE) $$intermediate_file $$output $$escape_expand(\\n\\t)
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}
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!equals(LEX_DIR, .): \
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commands = cd $$LEX_DIR && $$commands
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silent: commands = @echo Lex $$1 && $$commands
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return($$commands)
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}
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{
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lex.name = Lex ${QMAKE_FILE_IN}
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lex.input = LEXSOURCES
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lex.dependency_type = TYPE_C
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lex_included {
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lex.CONFIG += no_link
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} else {
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lex.variable_out = GENERATED_SOURCES
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}
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lex.commands = ${QMAKE_FUNC_lexCommands}
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lex.output = $$LEX_DIR/$${QMAKE_CPP_MOD_MOC}${QMAKE_FILE_BASE}$${QMAKE_MOD_LEX}$${first(QMAKE_EXT_CPP)}
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QMAKE_EXTRA_COMPILERS += lex
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}
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