2 # Source file for Makefile.in (and hence Makefile)
5 PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
7 # libpng does not follow GNU file name conventions
9 # "color-tests" requires automake 1.11.1 or later. Enable it if you like,
10 # to get red "FAIL" and green "PASS" notations during tests.
11 # AUTOMAKE_OPTIONS = foreign color-tests
12 AUTOMAKE_OPTIONS = foreign
14 # test programs - run on make check, make distcheck
15 check_PROGRAMS= pngtest pngvalid
16 pngtest_SOURCES = pngtest.c
17 pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
18 pngvalid_SOURCES = pngvalid.c
19 pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
20 TESTS = test-pngtest.sh test-pngvalid-simple.sh test-pngvalid-full.sh
21 TESTS_ENVIRONMENT= srcdir=$(srcdir)
24 dist_man_MANS= libpng.3 libpngpf.3 png.5
26 # generate the -config scripts if required
27 binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
28 EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
29 bin_SCRIPTS= @binconfigs@
31 # rules to build libpng, only build the old library on request
32 lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
33 # EXTRA_LTLIBRARIES= libpng.la
34 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\
35 pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\
36 pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
37 png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h
39 nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h
41 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_CPPFLAGS = @LIBPNG_DEFINES@
43 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \
44 -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0
46 if HAVE_LD_VERSION_SCRIPT
47 # Versioned symbols and restricted exports
48 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers
49 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers
51 # Only restricted exports when possible
52 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym
53 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym
56 #distribute headers in /usr/include/libpng/*
57 pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
58 pkginclude_HEADERS= png.h pngconf.h
59 nodist_pkginclude_HEADERS= pnglibconf.h
61 # pkg-config stuff, note that libpng.pc is always required in order
62 # to get the correct library
63 pkgconfigdir = @pkgconfigdir@
64 pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc
66 #extra source distribution files.
68 ANNOUNCE CHANGES INSTALL LICENSE README TODO \
69 pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
70 ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \
72 CMakeLists.txt example.c libpng-manual.txt
74 SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk scripts/pnglibconf.dfn
76 CLEANFILES= dfn.c dfn?.out pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \
77 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \
78 check.new pnglibconf.* symbols.new pngtest-log.txt \
81 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
82 config.sub configure depcomp install-sh ltmain.sh missing
84 # DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe
85 # other operating systems (NeXT?) the C preprocessor selected by configure
86 # checks input tokens for validity - effectively it performs part of the ANSI-C
87 # parsing - and therefore fails with the .df files. configure.ac has special
88 # checks for this and sets DFNCPP appropriately.
91 SUFFIXES = .chk .dfn .out
93 $(PNGLIB_BASENAME).pc: libpng.pc
96 $(PNGLIB_BASENAME)-config: libpng-config
99 scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h
100 scripts/symbols.out: png.h pngconf.h scripts/pnglibconf.h.prebuilt
102 libpng.sym: scripts/sym.out
105 libpng.vers: scripts/vers.out
108 pnglibconf.h: pnglibconf.out
111 scripts/pnglibconf.h.prebuilt:
112 @echo "This is a machine generated file, but if you want to make" >&2
113 @echo "a new one simply make 'scripts/pnglibconf.out' and copy that" >&2
116 # The following is necessary to ensure that the local pnglibconf.h is used, not
117 # an installed one (this can happen immediately after on a clean system if
118 # 'make test' is the first thing the user does.)
119 pngvalid.o pngtest.o: pnglibconf.h
121 # We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually
122 # be built with PNG_USE_READ_MACROS; this stops the read macros interfering
123 # with the symbol file format.
124 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
125 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\
126 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\
127 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE
130 rm -f $@ dfn.c dfn?.out
131 test -d scripts || mkdir scripts
132 echo '#include "$<"' >dfn.c
133 $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) @LIBPNG_DEFINES@\
134 $(CPPFLAGS) $(SYMBOL_CFLAGS) dfn.c > dfn1.out
135 $(SED) -n -e 's|^.*PNG_DEFN_MAGIC-\(.*\)-PNG_DEFN_END.*$$|\1|p'\
137 $(SED) -e 's| *@@@ *||g' -e 's| *$$||' dfn2.out >dfn3.out
138 rm -f dfn.c dfn[12].out
141 # The .dfn file for pnglibconf.h is machine generated
142 pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk
144 $(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out\
145 ${srcdir}/scripts/pnglibconf.dfa $(DFA_XTRA) 1>&2
146 $(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2
150 # Symbol checks (.def and .out files should match)
151 scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out
154 $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\
158 # used on demand to regenerate the standard header, CPPFLAGS should
159 # be empty - no non-standard defines
160 scripts/pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk
162 test -z "$(CPPFLAGS)"
163 echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\
164 $(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out\
165 logunsupported=4 - ${srcdir}/scripts/pnglibconf.dfa 1>&2
166 $(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2
170 $(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \
171 pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h
176 check: scripts/symbols.chk
178 # Don't distribute the generated script files
180 cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)
182 # install the .../include headers as links to the new ones
184 cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h
185 cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/png.h png.h
186 cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pngconf.h \
188 cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pnglibconf.h \
190 cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc
191 cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
193 # do evil things to libpng to cause libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ to be used
195 cd $(DESTDIR)$(bindir); rm -f libpng-config
196 cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
198 cd $(DESTDIR)$(libdir);\
199 for ext in a la so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@ sl dylib dll.a; do\
201 if test -f $(PNGLIB_BASENAME).$$ext; then\
202 $(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
207 cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h
208 rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc
209 rm -f $(DESTDIR)$(bindir)/libpng-config
210 rm -f $(DESTDIR)$(libdir)/libpng.a
211 rm -f $(DESTDIR)$(libdir)/libpng.la