1 | # makefile for libpng using MSYS/gcc (shared, static library)
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2 | # Copyright (C) 2019 Cosmin Truta
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3 | # Copyright (C) 2012 Glenn Randers-Pehrson and Christopher M. Wheeler
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4 | #
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5 | # Portions taken from makefile.linux and makefile.gcc:
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6 | # Copyright (C) 2000 Cosmin Truta
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7 | # Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010-2014 Greg Roelofs and
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8 | # Glenn Randers-Pehrson
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9 | # Copyright (C) 1996, 1997 Andreas Dilger
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10 | # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
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11 | #
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12 | # This code is released under the libpng license.
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13 | # For conditions of distribution and use, see the disclaimer
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14 | # and license in png.h
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15 | # # # # # # # # # # # # # # # # #
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16 | prefix=/usr/local
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17 | exec_prefix=$(prefix)
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18 |
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19 | # Library name:
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20 | LIBNAME = libpng16
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21 | PNGMAJ = 16
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22 | RELEASE = 37
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23 |
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24 | # Shared library names:
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25 | LIBSO=$(LIBNAME).dll
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26 | LIBSOMAJ=$(LIBNAME).dll.$(PNGMAJ)
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27 | LIBSOREL=$(PNGMAJ).$(RELEASE)
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28 | OLDSO=libpng.dll
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29 |
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30 | # Where the zlib library and include files are located.
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31 | #ZLIBLIB=../zlib
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32 | #ZLIBINC=../zlib
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33 | ZLIBLIB=/usr/local/lib
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34 | ZLIBINC=/usr/local/include
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35 |
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36 | # Compiler, linker, lib and other tools
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37 | CC = gcc
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38 | LD = $(CC)
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39 | AR_RC = ar rcs
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40 | RANLIB = ranlib
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41 | CP = cp
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42 | RM_F = rm -rf
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43 | MKDIR_P=mkdir -p
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44 | LN_SF=ln -sf
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45 |
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46 | #ARCH = -march=pentium3
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47 | #ARCH = -march=i686
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48 | ARCH =
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49 | CPPFLAGS = # -DPNG_DEBUG=5
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50 | CFLAGS = -W -Wall -O2 $(ARCH) # -g
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51 | LDFLAGS =
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52 | LIBS = -lz -lm
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53 |
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54 | # File extensions
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55 | EXEEXT=.exe
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56 |
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57 | INCPATH=$(prefix)/include
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58 | LIBPATH=$(exec_prefix)/lib
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59 | MANPATH=$(prefix)/man
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60 | BINPATH=$(exec_prefix)/bin
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61 |
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62 | # override DESTDIR= on the make install command line to easily support
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63 | # installing into a temporary location. Example:
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64 | #
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65 | # make install DESTDIR=/tmp/build/libpng
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66 | #
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67 | # If you're going to install into a temporary location
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68 | # via DESTDIR, $(DESTDIR)$(prefix) must already exist before
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69 | # you execute make install.
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70 |
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71 | DESTDIR=
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72 |
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73 | DB=$(DESTDIR)$(BINPATH)
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74 | DI=$(DESTDIR)$(INCPATH)
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75 | DL=$(DESTDIR)$(LIBPATH)
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76 | DM=$(DESTDIR)$(MANPATH)
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77 |
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78 | # Pre-built configuration
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79 | # See scripts/pnglibconf.mak for more options
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80 | PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
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81 |
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82 | # Variables
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83 | OBJS = png.o pngerror.o pngget.o pngmem.o pngpread.o \
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84 | pngread.o pngrio.o pngrtran.o pngrutil.o pngset.o \
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85 | pngtrans.o pngwio.o pngwrite.o pngwtran.o pngwutil.o
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86 |
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87 | # Targets
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88 | all: static shared
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89 |
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90 | pnglibconf.h: $(PNGLIBCONF_H_PREBUILT)
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91 | $(CP) $(PNGLIBCONF_H_PREBUILT) $@
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92 |
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93 | .c.o:
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94 | $(CC) -c $(CPPFLAGS) $(CFLAGS) $<
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95 |
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96 | static: libpng.a pngtest$(EXEEXT)
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97 |
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98 | shared: $(LIBSOMAJ)
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99 | $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSO)
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100 |
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101 | $(LIBSO): $(LIBSOMAJ)
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102 | $(LN_SF) $(LIBSOMAJ) $(LIBSO)
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103 |
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104 | $(LIBSOMAJ):
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105 | $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ)
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106 |
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107 | libpng.a: $(OBJS)
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108 | $(AR_RC) $@ $(OBJS)
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109 | $(RANLIB) $@
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110 |
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111 | install-headers: png.h pngconf.h pnglibconf.h
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112 | -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
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113 | -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
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114 | cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME)
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115 | -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h
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116 | -@$(RM_F) $(DI)/libpng
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117 | (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
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118 |
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119 | install-static: install-headers libpng.a
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120 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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121 | cp libpng.a $(DL)/$(LIBNAME).a
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122 | -@$(RM_F) $(DL)/libpng.a
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123 | (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
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124 |
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125 | libpng.pc:
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126 | cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
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127 | -e s!@exec_prefix@!$(exec_prefix)! \
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128 | -e s!@libdir@!$(LIBPATH)! \
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129 | -e s!@includedir@!$(INCPATH)! \
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130 | -e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc
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131 |
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132 | libpng-config:
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133 | ( cat scripts/libpng-config-head.in; \
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134 | echo prefix=\"$(prefix)\"; \
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135 | echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
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136 | echo L_opts=\"-L$(LIBPATH)\"; \
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137 | echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
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138 | echo libs=\"-lpng16 -lz -lm\"; \
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139 | cat scripts/libpng-config-body.in ) > libpng-config
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140 |
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141 | install-shared: install-headers $(LIBSOMAJ) libpng.pc
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142 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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143 | -@$(RM_F) $(DL)/$(LIBSO)
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144 | -@$(RM_F) $(DL)/$(OLDSO)
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145 | cp $(LIBSO) $(DL)/$(LIBSOREL)
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146 | (cd $(DL); \
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147 | $(LN_SF) $(LIBSOREL) $(LIBSO); \
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148 | $(LN_SF) $(LIBSO) $(OLDSO))
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149 |
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150 | -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
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151 | -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
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152 | -@$(RM_F) $(DL)/pkgconfig/libpng.pc
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153 | cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
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154 | (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
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155 |
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156 | install-man: libpng.3 libpngpf.3 png.5
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157 | -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
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158 | -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
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159 | -@$(RM_F) $(DM)/man3/libpng.3
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160 | -@$(RM_F) $(DM)/man3/libpngpf.3
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161 | cp libpng.3 $(DM)/man3
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162 | cp libpngpf.3 $(DM)/man3
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163 | -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
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164 | -@$(RM_F) $(DM)/man5/png.5
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165 | cp png.5 $(DM)/man5
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166 |
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167 | install-config: libpng-config
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168 | -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
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169 | -@$(RM_F) $(DB)/libpng-config
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170 | -@$(RM_F) $(DB)/$(LIBNAME)-config
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171 | cp libpng-config $(DB)/$(LIBNAME)-config
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172 | (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
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173 |
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174 | install: install-static install-shared install-man install-config
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175 |
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176 | test: pngtest$(EXEEXT)
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177 | ./pngtest$(EXEEXT)
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178 |
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179 | pngtest$(EXEEXT): pngtest.o libpng.a
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180 | $(LD) $(LDFLAGS) -o $@ pngtest.o libpng.a $(LIBS)
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181 |
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182 | clean:
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183 | $(RM_F) *.o libpng.a pngtest$(EXEEXT) pngout.png pnglibconf.h $(LIBSO) \
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184 | $(LIBSOMAJ) libpng-config
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185 |
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186 | png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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187 | pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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188 | pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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189 | pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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190 | pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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191 | pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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192 | pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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193 | pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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194 | pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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195 | pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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196 | pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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197 | pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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198 | pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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199 | pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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200 | pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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201 |
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202 | pngtest.o: png.h pngconf.h pnglibconf.h
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