84 lines
2.8 KiB
Plaintext
84 lines
2.8 KiB
Plaintext
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# makefile for libpng using emscripten
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# Copyright (C) 2000, 2014, 2019-2022 Cosmin Truta
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# Copyright (C) 2021 Kirk Roerig
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# Copyright (C) 2008, 2014 Glenn Randers-Pehrson
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# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
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#
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# This code is released under the libpng license.
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# For conditions of distribution and use, see the disclaimer
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# and license in png.h
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# Location of the zlib library and include files
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ZLIBINC = ../zlib
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ZLIBLIB = ../zlib
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# Compiler, linker, lib and other tools
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CC = emcc
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LD = $(CC)
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AR_RC = emar rcs
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RANLIB = emranlib
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CP = cp
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RM_F = rm -f
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CPPFLAGS = -I$(ZLIBINC) # -DPNG_DEBUG=5
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CFLAGS = -O2 -Wall -Wextra -Wundef
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LDFLAGS = -L$(ZLIBLIB)
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PNGTEST_LDFLAGS = --preload-file=pngtest.png
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LIBS = -lz -lm
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# Pre-built configuration
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# See scripts/pnglibconf.mak for more options
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PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
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# File lists
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OBJS = png.o pngerror.o pngget.o pngmem.o pngpread.o \
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pngread.o pngrio.o pngrtran.o pngrutil.o pngset.o \
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pngtrans.o pngwio.o pngwrite.o pngwtran.o pngwutil.o
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# Targets
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all: static
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pnglibconf.h: $(PNGLIBCONF_H_PREBUILT)
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$(CP) $(PNGLIBCONF_H_PREBUILT) $@
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.c.o:
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$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
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static: libpng.a pngtest
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shared:
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@echo This makefile cannot create shared libraries.
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@false
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libpng.a: $(OBJS)
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$(AR_RC) $@ $(OBJS)
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$(RANLIB) $@
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test: pngtest
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node ./pngtest
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pngtest: pngtest.o libpng.a
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$(LD) $(LDFLAGS) $(PNGTEST_LDFLAGS) -o $@ pngtest.o libpng.a $(LIBS)
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clean:
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$(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.h
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$(RM_F) pngtest.data pngtest.wasm
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png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngtest.o: png.h pngconf.h pnglibconf.h
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