+# Implicit rules are implemented in make as suffix rules. The following rule
+# empties the suffix list to disable the predefined implicit rules. This
+# increases performance and avoids hard-to-debug behaviour.
+.SUFFIXES:
+MAKEFLAGS += -Rr
+ifeq ("$(origin CC)", "default")
+ CC := cc
+endif
+
# where to install
PREFIX ?= /usr/local
libdir := $(PREFIX)/lib
OSL_CPPFLAGS += -DOSL_VERSION='"$(VERSION)"'
-OSL_CFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W
+OSL_CFLAGS += -g -Wunused -Wundef -W
OSL_CFLAGS += -Wredundant-decls
OSL_CFLAGS += -Os
OSL_CFLAGS += -Wall
oslfsck: $(fsck_objects)
$(CC) -o $@ $(fsck_objects) $(LDFLAGS) -llopsub
+.PRECIOUS: %.lsg.h %.lsg.c
%.lsg.c: %.suite
lopsubgen --gen-c < $<
$(realname): $(objects)
$(CC) $(OSL_LDFLAGS) $(LDFLAGS) -o $@ $(objects)
-$(libname).sym: osl.h.in
- sed -Ene '/^int|^const/{s/.*(osl_.*)\(.*/\1/; p;}' $< > $@
-$(libname).ga: $(objects)
- $(LD) -r -o $@ $(objects)
-lib$(libname).a: $(libname).ga $(libname).sym
- $(OBJCOPY) --keep-global-symbols $(libname).sym $(libname).ga $@
-
-osl_errors.h: errlist
- echo '/** public error codes of the osl library. */' > $@
- sed -e 's/\([A-Z_]*\) .*/ E_OSL_\1/' \
- -e '1s/^/enum osl_errors {/1' \
- -e '1s/$$/=1/1' \
- -e '$$!s/$$/,/g' \
- -e '$$s/$$/};/1' $< >> $@
-
errtab.h: errlist
sed -e 's/^\([A-Z_]*\)\s*\(.*\)/OSL_ERROR(E_OSL_\1, \2)/g' $< > $@
-osl.h: osl.h.in osl_errors.h Makefile
+osl.h: osl.h.in errlist Makefile
echo '#ifndef _OSL_H' > $@
echo '#define _OSL_H' >> $@
- cat osl.h.in osl_errors.h >> $@
+ cat osl.h.in >> $@
+ echo '/** public error codes of the osl library. */' >> $@
+ sed -e 's/\([A-Z_]*\) .*/ E_OSL_\1/' \
+ -e '1s/^/enum osl_errors {/1' \
+ -e '1s/$$/=1/1' \
+ -e '$$!s/$$/,/g' \
+ -e '$$s/$$/};/1' errlist >> $@
echo '#endif /* _OSL_H */' >> $@
clean:
- rm -f *.o $(realname) osl.h osl_errors.h errtab.h \
- oslfsck *.a *.ga *.sym *.lsg.* *.d
+ rm -f *.o $(realname) osl.h errtab.h oslfsck *.lsg.* *.d
distclean: clean
rm -f web/index.html web/oslfsck.1.html web/osl.png