Update Yasm to 1.2.0 (Yasm Part 3/3)

third_party/yasm/patched-yasm/Mkfiles/Makefile.flat

-# $Id: Makefile.flat 2284 2010-02-06 09:27:32Z peter $
-#
 # Ultra-flat Makefile "prototype" for non-Unix platforms.
 # Does NOT depend on or use configure.
 #
 # Works for simple build but *not* for development (no clean, dist, etc).
 # Also, WARNING, no header dependencies are included!
 #
 # NOTE: Needs a valid config.h for the platform being compiled on.
 #
 # This file should be customized to particular platforms by changing CC and
 #  CFLAGS appropriately, along with writing a config.h and _stdint.h for the
@@ skipping 179 matching lines @@
 
 modules/parsers/nasm/nasm-parser.c: nasm-macros.c
 
 win64-nasm.c: modules/objfmts/coff/win64-nasm.mac genmacro
         ./genmacro $@ win64_nasm_stdmac modules/objfmts/coff/win64-nasm.mac
 win64-gas.c: modules/objfmts/coff/win64-gas.mac genmacro
         ./genmacro $@ win64_gas_stdmac modules/objfmts/coff/win64-gas.mac
 
 modules/objfmts/coff/coff-objfmt.c: win64-nasm.c win64-gas.c
 
-genversion: modules/preprocs/nasm/genversion.c
+genversion: modules/preprocs/nasm/genversion.c YASM-VERSION.h
         $(BUILDCC) -IMkfiles -I. -o $@ $<
 
 version.mac: genversion
         ./genversion $@
 
 genmodule: libyasm/genmodule.c
         $(BUILDCC) -o $@ $<
 
 module.c: libyasm/module.in genmodule
         ./genmodule libyasm/module.in Mkfiles/Makefile.flat
@@ skipping 54 matching lines @@
 
 ytasm: $(YTASM_OBJS)
         $(CC) -o ytasm $(YTASM_OBJS)
 
 vsyasm: $(VSYASM_OBJS)
         $(CC) -o vsyasm $(VSYASM_OBJS)
 
 .c.o:
         $(CC) -c $(CFLAGS) -o $@ $<
 
+$(YASM_OBJS) $(YTASM_OBJS) $(VSYASM_OBJS): YASM-VERSION.h
+
+YASM-VERSION.h: YASM-VERSION-GEN.sh
+        sh YASM-VERSION-GEN.sh
+