qt5base-lts/mkspecs/features/yacc.prf
Joerg Bornemann 29fa59d244 Fix parallel lex/yacc invocation for debug_and_release builds
[ChangeLog][qmake] Introduced the variables LEX_DIR and YACC_DIR which
determine the location of lex/yacc output. Fixed parallel execution of
lex/yacc for debug_and_release builds.

Fixes: QTBUG-65730
Change-Id: I68c8260a95609e11bb5205a91aff2c098ed7009c
Reviewed-by: Kai Koehne <kai.koehne@qt.io>
 
 
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
2019-06-06 15:21:37 +02:00

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#
# Yacc extra-compiler for handling files specified in the YACCSOURCES variable
#
isEmpty(YACC_DIR): YACC_DIR = .
defineReplace(yaccCommands) {
input = $$relative_path($$absolute_path($$1, $$OUT_PWD), $$OUT_PWD/$$YACC_DIR)
input_base = $$basename(1)
input_base ~= s/\.[^.]*$//
hpp_output = $$2
cpp_output = $$hpp_output
cpp_output ~= s/$$re_escape($$first(QMAKE_EXT_H))$/$$first(QMAKE_EXT_CPP)/
isEmpty(QMAKE_YACCFLAGS_MANGLE) {
QMAKE_YACCFLAGS_MANGLE = -p $${input_base} -b $${input_base}
QMAKE_YACC_HEADER = $${input_base}.tab.h
QMAKE_YACC_SOURCE = $${input_base}.tab.c
} else {
QMAKE_YACCFLAGS_MANGLE ~= s/\\$base/$${input_base}/g #backwards compat
QMAKE_YACC_HEADER ~= s/\\$base/$${input_base}/g
QMAKE_YACC_SOURCE ~= s/\\$base/$${input_base}/g
}
QMAKE_YACCDECLFLAGS = $$QMAKE_YACCFLAGS
!yacc_no_name_mangle: QMAKE_YACCDECLFLAGS += $$QMAKE_YACCFLAGS_MANGLE
!equals(YACC_DIR, .): yacc_call = cd $$YACC_DIR &&
yacc_call += $$QMAKE_YACC $$QMAKE_YACCDECLFLAGS $${input}
commands = \
-$(DEL_FILE) $${hpp_output} $${cpp_output}$$escape_expand(\\n\\t) \
$${yacc_call}$$escape_expand(\\n\\t) \
$(MOVE) $${YACC_DIR}/$${QMAKE_YACC_HEADER} $${hpp_output}$$escape_expand(\\n\\t) \
$(MOVE) $${YACC_DIR}/$${QMAKE_YACC_SOURCE} $${cpp_output}$$escape_expand(\\n\\t)
silent: commands = @echo Yacc $$1 && $$commands
return($$commands)
}
yacc_output_base = $${YACC_DIR}/$${QMAKE_CPP_MOD_MOC}${QMAKE_FILE_BASE}$${QMAKE_MOD_YACC}
{
yacc_decl.name = Yacc header
yacc_decl.input = YACCSOURCES
yacc_decl.variable_out = GENERATED_FILES
yacc_decl.commands = ${QMAKE_FUNC_yaccCommands}
yacc_decl.output = $${yacc_output_base}$$first(QMAKE_EXT_H)
QMAKE_EXTRA_COMPILERS += yacc_decl
}
{
yacc_impl.name = source for ${QMAKE_FILE_IN}
yacc_impl.input = YACCSOURCES
yacc_impl.variable_out = GENERATED_SOURCES
yacc_impl.dependency_type = TYPE_C
yacc_impl.commands = $$escape_expand(\\n) # We don't want any commands where, but if command is empty no rules are created
yacc_impl.depends += $${yacc_output_base}$$first(QMAKE_EXT_H) # Make sure we depend on the step above
yacc_impl.output = $${yacc_output_base}$$first(QMAKE_EXT_CPP) # Faked output from this step, output really created in step above
QMAKE_EXTRA_COMPILERS += yacc_impl
}
unset(yacc_output_base)