diff options
Diffstat (limited to 'scripts/makefile.std')
| -rw-r--r-- | scripts/makefile.std | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/scripts/makefile.std b/scripts/makefile.std index af7032800..419eeedf2 100644 --- a/scripts/makefile.std +++ b/scripts/makefile.std @@ -39,6 +39,7 @@ CPP = $(CC) -E ECHO = echo DFNFLAGS = # DFNFLAGS contains -D options to use in the libpng build +DFA_EXTRA = # extra files that can be used to control configuration CFLAGS=-I$(ZLIBINC) -O # -g -DPNG_DEBUG=5 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm @@ -50,23 +51,23 @@ all: libpng.a pngtest # The standard pnglibconf.h exists as scripts/pnglibconf.h.prebuilt, # copy this if the following doesn't work. -pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h - $(RM_F) $@ dfn?.out - $(AWK) -f scripts/options.awk out=dfn1.out version=search pngconf.h\ - scripts/pnglibconf.dfa $(DFA_XTRA) 1>&2 - $(AWK) -f scripts/options.awk out=dfn2.out dfn1.out 1>&2 - cp dfn2.out $@ - $(RM_F) dfn?.out - pnglibconf.h: pnglibconf.dfn - $(RM_F) $@ dfn.c dfn?.out - $(ECHO) '#include "pnglibconf.dfn"' >dfn.c - $(CPP) $(DFNFLAGS) dfn.c >dfn1.out - $(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\ - dfn1.out >dfn2.out - $(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' dfn2.out >dfn3.out - cp dfn3.out $@ - $(RM_F) dfn.c dfn?.out + $(RM_F) $@ pnglibconf.c pnglibconf.out pnglibconf.tmp + $(ECHO) '#include "pnglibconf.dfn"' >pnglibconf.c + $(ECHO) "If '$(CC) -E' crashes try /lib/cpp (e.g. CPP='/lib/cpp')" >&2 + $(CPP) $(DFNFLAGS) pnglibconf.c >pnglibconf.out + $(AWK) -f "scripts/dfn.awk" out="pnglibconf.tmp" pnglibconf.out 1>&2 + mv pnglibconf.tmp $@ + +pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA) + $(RM_F) $@ pnglibconf.pre pnglibconf.tmp + $(ECHO) "Calling $(AWK) from scripts/pnglibconf.mak" >&2 + $(ECHO) "If 'awk' crashes try a better awk (e.g. AWK='nawk')" >&2 + $(AWK) -f scripts/options.awk out="pnglibconf.pre"\ + version=search pngconf.h scripts/pnglibconf.dfa\ + pngusr.dfa $(DFA_XTRA) 1>&2 + $(AWK) -f scripts/options.awk out="pnglibconf.tmp" pnglibconf.pre 1>&2 + mv pnglibconf.tmp $@ libpng.a: $(OBJS) $(AR_RC) $@ $(OBJS) @@ -96,7 +97,7 @@ install: libpng.a pnglibconf.h chmod 644 $(DESTDIR)$(LIBPATH)/libpng.a clean: - $(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.* dfn.c dfn?.out + $(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.* DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO writelock: |