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make-it-quick
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Separate configuration generation rules in config.arch.mk

This commit is contained in:
Christophe de Dinechin 2017-05-02 15:27:41 +02:00
parent 62b064bd2f
commit a1f04b6cf4
2 changed files with 12 additions and 2 deletions

8
config.gnu.mk
View File

@ -78,3 +78,11 @@ MAKE_EXE= $(LD) -o $@ $(LINK_INPUTS) $(LDFLAGS) $(LDFLAGS_$*)
CC_DEPEND= $(CC) $(CPPFLAGS) $(CPPFLAGS_$*) -MM -MP -MF $@ -MT $(@:.d=) $<
CXX_DEPEND= $(CXX) $(CPPFLAGS) $(CPPFLAGS_$*) -MM -MP -MF $@ -MT $(@:.d=) $<
AS_DEPEND= $(CC) $(CPPFLAGS) $(CPPFLAGS_$*) -MM -MP -MF $@ -MT $(@:.d=) $<
#------------------------------------------------------------------------------
# Configuration checks
#------------------------------------------------------------------------------
CC_CONFIG= mkdir -p "$$(dirname "$@")" ; echo '\#define HAVE_$*_H' $$($(CC) $(CFLAGS) -c "$<" -o "$<".o > "$<".err 2>&1 && echo 1 || echo 0) | tr '[:lower:]' '[:upper:]' | sed -e 's|[^[:alnum:]]|_|g' -e 's|_DEFINE_\(.*\)_0|/* \#undef \1 */|g' -e 's|_DEFINE_\(.*\)_1|\#define \1 1|g' > "$@"
CXX_CONFIG= mkdir -p "$$(dirname "$@")" ; echo '\#define HAVE_$*' $$($(CXX) $(CXXFLAGS) -c "$<" -o "$<".o > "$<".err 2>&1 && echo 1 || echo 0) | tr '[:lower:]' '[:upper:]' | sed -e 's|[^[:alnum:]]|_|g' -e 's|_DEFINE_\(.*\)_0|/* \#undef \1 */|g' -e 's|_DEFINE_\(.*\)_1|\#define \1 1|g' > "$@"

6
rules.mk
View File

@ -373,15 +373,17 @@ config.h: $(CONFIG:%=$(OBJDIR)/%)
# C standard headers, e.g. HAVE_<stdio.h>
$(OBJDIR)/HAVE_<%.h>: $(OBJDIR)/CONFIG_HAVE_%.c
$(PRINT_CONFIG) mkdir -p "$$(dirname "$@")" ; echo '#define HAVE_$*_H' $$($(CC) $(CFLAGS) -c "$<" -o "$<".o > "$<".err 2>&1 && echo 1 || echo 0) | tr '[:lower:]' '[:upper:]' | sed -e 's|[^[:alnum:]]|_|g' -e 's|_DEFINE_\(.*\)_0|/* #undef \1 */|g' -e 's|_DEFINE_\(.*\)_1|#define \1 1|g' > "$@"
$(PRINT_CONFIG) $(CC_CONFIG)
$(OBJDIR)/CONFIG_HAVE_%.c: $(OBJDIR)/.mkdir
$(PRINT_GENERATE) mkdir -p "$$(dirname "$@")" ; echo '#include' "<$*.h>" > "$@"
# C++ Standard headers, e.g. HAVE_<iostream>
$(OBJDIR)/HAVE_<%>: $(OBJDIR)/CONFIG_HAVE_%.cpp
$(PRINT_CONFIG) mkdir -p "$$(dirname "$@")" ; echo '#define HAVE_$*' $$($(CXX) $(CXXFLAGS) -c "$<" -o "$<".o > "$<".err 2>&1 && echo 1 || echo 0) | tr '[:lower:]' '[:upper:]' | sed -e 's|[^[:alnum:]]|_|g' -e 's|_DEFINE_\(.*\)_0|/* #undef \1 */|g' -e 's|_DEFINE_\(.*\)_1|#define \1 1|g' > "$@"
$(PRINT_CONFIG) $(CXX_CONFIG)
$(OBJDIR)/CONFIG_HAVE_%.cpp: $(OBJDIR)/.mkdir
$(PRINT_GENERATE) mkdir -p "$$(dirname "$@")" ; echo '#include' "<$*>" > "$@"
.PRECIOUS: $(OBJDIR)/CONFIG_HAVE_%.c $(OBJDIR)/CONFIG_HAVE_%.cpp