| 1 | # makefile for libpng using gcc (generic, static library)
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| 2 | # Copyright (C) 2000, 2014, 2019-2022 Cosmin Truta
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| 3 | # Copyright (C) 2008, 2014 Glenn Randers-Pehrson
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| 4 | # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
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| 5 | #
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| 6 | # This code is released under the libpng license.
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| 7 | # For conditions of distribution and use, see the disclaimer
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| 8 | # and license in png.h
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| 9 |
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| 10 | # Location of the zlib library and include files
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| 11 | ZLIBINC = ../zlib
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| 12 | ZLIBLIB = ../zlib
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| 13 |
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| 14 | # Compiler, linker, lib and other tools
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| 15 | CC = gcc
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| 16 | LD = $(CC)
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| 17 | AR_RC = ar rcs
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| 18 | RANLIB = ranlib
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| 19 | CP = cp
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| 20 | RM_F = rm -f
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| 21 |
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| 22 | # Compiler and linker flags
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| 23 | NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
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| 24 | -DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
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| 25 | WARNMORE = -Wwrite-strings -Wpointer-arith -Wshadow \
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| 26 | -Wmissing-declarations -Wtraditional -Wcast-align \
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| 27 | -Wstrict-prototypes -Wmissing-prototypes # -Wconversion
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| 28 | DEFS = $(NOHWOPT)
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| 29 | CPPFLAGS = -I$(ZLIBINC) $(DEFS) # -DPNG_DEBUG=5
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| 30 | CFLAGS = -O2 -Wall -Wextra -Wundef # $(WARNMORE) -g
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| 31 | LDFLAGS = -L$(ZLIBLIB) # -g
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| 32 | LIBS = -lz -lm
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| 33 |
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| 34 | # File extensions
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| 35 | EXEEXT =
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| 36 |
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| 37 | # Pre-built configuration
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| 38 | # See scripts/pnglibconf.mak for more options
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| 39 | PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
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| 40 |
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| 41 | # File lists
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| 42 | OBJS = png.o pngerror.o pngget.o pngmem.o pngpread.o \
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| 43 | pngread.o pngrio.o pngrtran.o pngrutil.o pngset.o \
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| 44 | pngtrans.o pngwio.o pngwrite.o pngwtran.o pngwutil.o
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| 45 |
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| 46 | # Targets
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| 47 | all: static
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| 48 |
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| 49 | pnglibconf.h: $(PNGLIBCONF_H_PREBUILT)
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| 50 | $(CP) $(PNGLIBCONF_H_PREBUILT) $@
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| 51 |
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| 52 | .c.o:
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| 53 | $(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
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| 54 |
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| 55 | static: libpng.a pngtest$(EXEEXT)
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| 56 |
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| 57 | shared:
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| 58 | @echo This is a generic makefile that cannot create shared libraries.
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| 59 | @echo Please use a configuration that is specific to your platform.
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| 60 | @false
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| 61 |
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| 62 | libpng.a: $(OBJS)
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| 63 | $(AR_RC) $@ $(OBJS)
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| 64 | $(RANLIB) $@
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| 65 |
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| 66 | test: pngtest$(EXEEXT)
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| 67 | ./pngtest$(EXEEXT)
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| 68 |
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| 69 | pngtest$(EXEEXT): pngtest.o libpng.a
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| 70 | $(LD) $(LDFLAGS) -o $@ pngtest.o libpng.a $(LIBS)
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| 71 |
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| 72 | clean:
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| 73 | $(RM_F) *.o libpng.a pngtest$(EXEEXT) pngout.png pnglibconf.h
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| 74 |
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| 75 | png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 76 | pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 77 | pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 78 | pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 79 | pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 80 | pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 81 | pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 82 | pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 83 | pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 84 | pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 85 | pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 86 | pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 87 | pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 88 | pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 89 | pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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| 90 |
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| 91 | pngtest.o: png.h pngconf.h pnglibconf.h
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