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Makefile: fix dependency generation

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Let's generalize the depends.mk target so we can easily move files
around later. While doing it, let's also fix the "gcc -M" call to use
explicit target names and not clobber it with preprocessor output.

Signed-off-by: Kai Krakow <kai@kaishome.de>
This commit is contained in:
Kai Krakow
2018-01-16 00:12:24 +01:00
parent bc1b67fde1
commit fdf434e8eb
1 changed files with 2 additions and 2 deletions
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4
lib/Makefile
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@ -25,8 +25,8 @@ libcrucible.so: $(CRUCIBLE_OBJS)
include ../makeflags
depends.mk: *.cc
for x in *.cc; do $(CXX) $(CXXFLAGS) -M "$$x"; done > depends.mk.new
mv -fv depends.mk.new depends.mk
for x in $^; do $(CXX) $(CXXFLAGS) -M -MG -MT "$${x/%.cc/.o}" "$$x"; done > $@.new
mv -fv $@.new $@
.version.cc: Makefile ../makeflags *.cc ../include/crucible/*.h
echo "namespace crucible { const char *VERSION = \"$(TAG)\"; }" > .version.new.cc