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[libpng16] Ported libpng 1.5 options.awk/dfn file handling to 1.6, fixed one bug.

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This commit is contained in:
John Bowler
2013-02-15 23:40:34 -06:00
committed by Glenn Randers-Pehrson
parent 2d99978f67
commit 42835d3d19
17 changed files with 316 additions and 168 deletions
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10
Makefile.am
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@@ -180,16 +180,14 @@ SYMBOL_CFLAGS += -DPNG_PREFIX='@PNG_PREFIX@'
endif
.dfn.out:
rm -f $@ $*.c $*.tf[123]
rm -f $@ $*.c $*.tf[12]
test -d scripts || mkdir scripts
echo '#include "$<"' >$*.c
$(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES)\
$(CPPFLAGS) $(SYMBOL_CFLAGS) $*.c > $*.tf1
$(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\
$*.tf1 >$*.tf2
$(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' $*.tf2 >$*.tf3
rm -f $*.c $*.tf[12]
mv $*.tf3 $@
$(AWK) -f "${srcdir}/scripts/dfn.awk" out="$*.tf2" $*.tf1 1>&2
rm -f $*.c $*.tf1
mv $*.tf2 $@
# The .dfn file for pnglibconf.h is machine generated
pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)