| # makefile for libpng.a and libpng16.so on Linux ELF with gcc |
| # Copyright (C) 1998,1999,2002,2006,2008,2010-2014,2017 Greg Roelofs and |
| # Glenn Randers-Pehrson |
| # Copyright (C) 1996,1997 Andreas Dilger |
| # |
| # This code is released under the libpng license. |
| # For conditions of distribution and use, see the disclaimer |
| # and license in png.h |
| |
| # Library name: |
| LIBNAME = libpng16 |
| PNGMAJ = 16 |
| RELEASE = 35 |
| |
| # Shared library names: |
| LIBSO=$(LIBNAME).so |
| LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ) |
| LIBSOREL=$(LIBSOMAJ).$(RELEASE) |
| OLDSO=libpng.so |
| |
| # Utilities: |
| AR_RC=ar rc |
| CC=gcc |
| MKDIR_P=mkdir -p |
| LN_SF=ln -sf |
| RANLIB=ranlib |
| CP=cp |
| RM_F=/bin/rm -f |
| |
| # where "make install" puts libpng16.a, libpng16.so*, |
| # libpng16/png.h, libpng16/pngconf.h, and libpng16/pnglibconf.h |
| # Prefix must be a full pathname. |
| prefix=/usr/local |
| exec_prefix=$(prefix) |
| |
| # Where the zlib library and include files are located. |
| #ZLIBLIB=/usr/local/lib |
| #ZLIBINC=/usr/local/include |
| ZLIBLIB=../zlib |
| ZLIBINC=../zlib |
| |
| ALIGN= |
| # for i386: |
| #ALIGN=-malign-loops=2 -malign-functions=2 |
| |
| #WARNMORE=-Wwrite-strings -Wpointer-arith \ |
| # -Wmissing-declarations -Wtraditional -Wcast-align \ |
| # -Wstrict-prototypes -Wmissing-prototypes |
| |
| # for pgcc version 2.95.1, -O3 is buggy; don't use it. |
| |
| CPPFLAGS=-I$(ZLIBINC) |
| CPPFLAGS += -DPNG_ARM_NEON |
| CPPFLAGS += -DPNG_MIPS_MSA |
| CPPFLAGS += -DPNG_INTEL_SSE |
| CPPFLAGS += -DPNG_POWERPC_VSX |
| CPPFLAGS+=-ansi -pedantic -Wextra -Wall -Wshadow -Wno-sign-conversion |
| CPPFLAGS+=-W -Wall -Wconversion $(ALIGN) |
| # CPPFLAGS+=$(WARNMORE) |
| CFLAGS= -O3 -funroll-loops |
| |
| LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng16 -lz -lm |
| LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm |
| |
| INCPATH=$(prefix)/include |
| LIBPATH=$(exec_prefix)/lib |
| MANPATH=$(prefix)/man |
| BINPATH=$(exec_prefix)/bin |
| |
| # override DESTDIR= on the make install command line to easily support |
| # installing into a temporary location. Example: |
| # |
| # make install DESTDIR=/tmp/build/libpng |
| # |
| # If you're going to install into a temporary location |
| # via DESTDIR, $(DESTDIR)$(prefix) must already exist before |
| # you execute make install. |
| DESTDIR= |
| |
| DB=$(DESTDIR)$(BINPATH) |
| DI=$(DESTDIR)$(INCPATH) |
| DL=$(DESTDIR)$(LIBPATH) |
| DM=$(DESTDIR)$(MANPATH) |
| |
| # Pre-built configuration |
| # See scripts/pnglibconf.mak for more options |
| PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt |
| |
| OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \ |
| pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \ |
| pngwtran.o pngmem.o pngerror.o pngpread.o \ |
| arm/arm_init.o arm/filter_neon_intrinsics.o \ |
| mips/mips_init.o mips/filter_msa_intrinsics.o \ |
| intel/intel_init.o intel/filter_sse2_intrinsics.o\ |
| powerpc/powerpc_init.o powerpc/filter_vsx_intrinsics.o |
| |
| OBJSDLL = $(OBJS:.o=.pic.o) |
| |
| .SUFFIXES: .c .o .pic.o |
| |
| .c.o: |
| $(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $< |
| |
| .c.pic.o: |
| $(CC) -c $(CPPFLAGS) $(CFLAGS) -fPIC -o $@ $*.c |
| |
| all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config |
| |
| pnglibconf.h: $(PNGLIBCONF_H_PREBUILT) |
| $(CP) $(PNGLIBCONF_H_PREBUILT) $@ |
| |
| libpng.a: $(OBJS) |
| $(AR_RC) $@ $(OBJS) |
| $(RANLIB) $@ |
| |
| libpng.pc: |
| cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \ |
| -e s!@exec_prefix@!$(exec_prefix)! \ |
| -e s!@libdir@!$(LIBPATH)! \ |
| -e s!@includedir@!$(INCPATH)! \ |
| -e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc |
| |
| libpng-config: |
| ( cat scripts/libpng-config-head.in; \ |
| echo prefix=\"$(prefix)\"; \ |
| echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ |
| echo L_opts=\"-L$(LIBPATH)\"; \ |
| echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \ |
| echo libs=\"-lpng16 -lz -lm\"; \ |
| cat scripts/libpng-config-body.in ) > libpng-config |
| chmod +x libpng-config |
| |
| $(LIBSO): $(LIBSOMAJ) |
| $(LN_SF) $(LIBSOMAJ) $(LIBSO) |
| |
| $(LIBSOMAJ): $(OBJSDLL) |
| $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL) |
| |
| pngtest: pngtest.o $(LIBSO) |
| $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) |
| |
| pngtest-static: pngtest.o libpng.a |
| $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) |
| |
| test: pngtest pngtest-static |
| @echo "" |
| @echo " Running pngtest dynamically linked with $(LIBSO):" |
| @echo "" |
| ./pngtest |
| @echo "" |
| @echo " Running pngtest statically linked with libpng.a:" |
| @echo "" |
| ./pngtest-static |
| |
| install-headers: png.h pngconf.h pnglibconf.h |
| -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi |
| -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi |
| cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME) |
| chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h |
| -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h |
| -@$(RM_F) $(DI)/libpng |
| (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .) |
| |
| install-static: install-headers libpng.a |
| -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
| cp libpng.a $(DL)/$(LIBNAME).a |
| chmod 644 $(DL)/$(LIBNAME).a |
| -@$(RM_F) $(DL)/libpng.a |
| (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a) |
| |
| install-shared: install-headers $(LIBSOMAJ) libpng.pc |
| -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
| -@$(RM_F) $(DL)/$(LIBSO) |
| -@$(RM_F) $(DL)/$(LIBSOREL) |
| -@$(RM_F) $(DL)/$(OLDSO) |
| cp $(LIBSOMAJ) $(DL)/$(LIBSOREL) |
| chmod 755 $(DL)/$(LIBSOREL) |
| (cd $(DL); \ |
| $(LN_SF) $(LIBSOREL) $(LIBSO); \ |
| $(LN_SF) $(LIBSO) $(OLDSO)) |
| |
| -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi |
| -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc |
| -@$(RM_F) $(DL)/pkgconfig/libpng.pc |
| cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc |
| chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc |
| (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc) |
| |
| install-man: libpng.3 libpngpf.3 png.5 |
| -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi |
| -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi |
| -@$(RM_F) $(DM)/man3/libpng.3 |
| -@$(RM_F) $(DM)/man3/libpngpf.3 |
| cp libpng.3 $(DM)/man3 |
| cp libpngpf.3 $(DM)/man3 |
| -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi |
| -@$(RM_F) $(DM)/man5/png.5 |
| cp png.5 $(DM)/man5 |
| |
| install-config: libpng-config |
| -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi |
| -@$(RM_F) $(DB)/libpng-config |
| -@$(RM_F) $(DB)/$(LIBNAME)-config |
| cp libpng-config $(DB)/$(LIBNAME)-config |
| chmod 755 $(DB)/$(LIBNAME)-config |
| (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config) |
| |
| install: install-static install-shared install-man install-config |
| |
| # If you installed in $(DESTDIR), test-installed won't work until you |
| # move the library to its final location. Use test-dd to test it |
| # before then. |
| |
| test-dd: |
| echo |
| echo Testing installed dynamic shared library in $(DL). |
| $(CC) -I$(DI) $(CPPFLAGS) \ |
| `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
| -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \ |
| -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags` |
| ./pngtestd pngtest.png |
| |
| test-installed: |
| $(CC) $(CPPFLAGS) \ |
| `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
| -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ |
| -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags` |
| ./pngtesti pngtest.png |
| |
| clean: |
| $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \ |
| $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \ |
| libpng.pc pnglibconf.h |
| |
| DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO |
| writelock: |
| chmod a-w *.[ch35] $(DOCS) scripts/* |
| |
| # DO NOT DELETE THIS LINE -- make depend depends on it. |
| |
| png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| arm/arm_init.o arm/arm_init.o: pngpriv.h |
| arm/filter_neon_intrinsics.o arm/filter_neon_intrinsics.pic.o: pngpriv.h |
| mips/mips_init.o mips/mips_init.pic.o: pngpriv.h |
| mips/filter_msa_intrinsics.o mips/filter_msa_intrinsics.pic.: pngpriv.h |
| intel/intel_init.o intel/intel_init.pic.: pngpriv.h |
| intel/filter_sse2_intrinsics.o intel/filter_sse2_intrinsics.pic.: pngpriv.h |
| powerpc/powerpc_init.o powerpc/powerpc_init.pic.: pngpriv.h |
| powerpc/filter_vsx_intrinsics.o powerpc/filter_vsx_intrinsics.pic.: pngpriv.h |
| |
| pngtest.o: png.h pngconf.h pnglibconf.h |
