1 | # makefile for libpng.a and libpng15.so on Linux ELF with gcc |
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2 | # Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010-2011 Greg Roelofs and |
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3 | # Glenn Randers-Pehrson |
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4 | # Copyright (C) 1996, 1997 Andreas Dilger |
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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 | # Library name: |
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11 | LIBNAME = libpng15 |
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12 | PNGMAJ = 15 |
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13 | RELEASE = 12 |
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14 | |
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15 | # Shared library names: |
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16 | LIBSO=$(LIBNAME).so |
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17 | LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ) |
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18 | LIBSOREL=$(LIBSOMAJ).$(RELEASE) |
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19 | OLDSO=libpng.so |
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20 | |
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21 | # Utilities: |
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22 | AR_RC=ar rc |
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23 | CC=gcc |
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24 | MKDIR_P=mkdir -p |
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25 | LN_SF=ln -sf |
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26 | RANLIB=ranlib |
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27 | RM_F=/bin/rm -f |
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28 | |
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29 | # where "make install" puts libpng15.a, libpng15.so*, |
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30 | # libpng15/png.h, libpng15/pngconf.h, and libpng15/pnglibconf.h |
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31 | # Prefix must be a full pathname. |
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32 | prefix=/usr/local |
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33 | exec_prefix=$(prefix) |
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34 | |
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35 | # Where the zlib library and include files are located. |
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36 | #ZLIBLIB=/usr/local/lib |
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37 | #ZLIBINC=/usr/local/include |
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38 | ZLIBLIB=../zlib |
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39 | ZLIBINC=../zlib |
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40 | |
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41 | ALIGN= |
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42 | # for i386: |
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43 | #ALIGN=-malign-loops=2 -malign-functions=2 |
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44 | |
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45 | WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \ |
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46 | -Wmissing-declarations -Wtraditional -Wcast-align \ |
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47 | -Wstrict-prototypes -Wmissing-prototypes #-Wconversion |
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48 | |
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49 | # for pgcc version 2.95.1, -O3 is buggy; don't use it. |
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50 | |
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51 | CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops \ |
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52 | $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5 |
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53 | |
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54 | LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng15 -lz -lm |
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55 | LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm |
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56 | |
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57 | INCPATH=$(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 | DESTDIR= |
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71 | |
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72 | DB=$(DESTDIR)$(BINPATH) |
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73 | DI=$(DESTDIR)$(INCPATH) |
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74 | DL=$(DESTDIR)$(LIBPATH) |
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75 | DM=$(DESTDIR)$(MANPATH) |
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76 | |
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77 | OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \ |
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78 | pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \ |
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79 | pngwtran.o pngmem.o pngerror.o pngpread.o |
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80 | |
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81 | OBJSDLL = $(OBJS:.o=.pic.o) |
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82 | |
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83 | .SUFFIXES: .c .o .pic.o |
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84 | |
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85 | .c.pic.o: |
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86 | $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c |
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87 | |
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88 | all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config |
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89 | |
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90 | # see scripts/pnglibconf.mak for more options |
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91 | pnglibconf.h: scripts/pnglibconf.h.prebuilt |
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92 | cp scripts/pnglibconf.h.prebuilt $@ |
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93 | |
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94 | libpng.a: $(OBJS) |
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95 | $(AR_RC) $@ $(OBJS) |
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96 | $(RANLIB) $@ |
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97 | |
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98 | libpng.pc: |
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99 | cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \ |
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100 | -e s!@exec_prefix@!$(exec_prefix)! \ |
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101 | -e s!@libdir@!$(LIBPATH)! \ |
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102 | -e s!@includedir@!$(INCPATH)! \ |
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103 | -e s!-lpng15!-lpng15\ -lz\ -lm! > libpng.pc |
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104 | |
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105 | libpng-config: |
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106 | ( cat scripts/libpng-config-head.in; \ |
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107 | echo prefix=\"$(prefix)\"; \ |
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108 | echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ |
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109 | echo L_opts=\"-L$(LIBPATH)\"; \ |
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110 | echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \ |
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111 | echo libs=\"-lpng15 -lz -lm\"; \ |
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112 | cat scripts/libpng-config-body.in ) > libpng-config |
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113 | chmod +x libpng-config |
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114 | |
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115 | $(LIBSO): $(LIBSOMAJ) |
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116 | $(LN_SF) $(LIBSOMAJ) $(LIBSO) |
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117 | |
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118 | $(LIBSOMAJ): $(OBJSDLL) |
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119 | $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL) |
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120 | |
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121 | pngtest: pngtest.o $(LIBSO) |
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122 | $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) |
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123 | |
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124 | pngtest-static: pngtest.o libpng.a |
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125 | $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) |
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126 | |
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127 | test: pngtest pngtest-static |
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128 | @echo "" |
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129 | @echo " Running pngtest dynamically linked with $(LIBSO):" |
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130 | @echo "" |
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131 | ./pngtest |
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132 | @echo "" |
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133 | @echo " Running pngtest statically linked with libpng.a:" |
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134 | @echo "" |
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135 | ./pngtest-static |
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136 | |
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137 | install-headers: png.h pngconf.h pnglibconf.h |
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138 | -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi |
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139 | -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi |
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140 | cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME) |
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141 | chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h |
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142 | -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h |
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143 | -@$(RM_F) $(DI)/libpng |
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144 | (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .) |
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145 | |
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146 | install-static: install-headers libpng.a |
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147 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
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148 | cp libpng.a $(DL)/$(LIBNAME).a |
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149 | chmod 644 $(DL)/$(LIBNAME).a |
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150 | -@$(RM_F) $(DL)/libpng.a |
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151 | (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a) |
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152 | |
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153 | install-shared: install-headers $(LIBSOMAJ) libpng.pc |
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154 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
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155 | -@$(RM_F) $(DL)/$(LIBSO) |
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156 | -@$(RM_F) $(DL)/$(LIBSOREL) |
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157 | -@$(RM_F) $(DL)/$(OLDSO) |
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158 | cp $(LIBSOMAJ) $(DL)/$(LIBSOREL) |
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159 | chmod 755 $(DL)/$(LIBSOREL) |
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160 | (cd $(DL); \ |
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161 | $(LN_SF) $(LIBSOREL) $(LIBSO); \ |
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162 | $(LN_SF) $(LIBSO) $(OLDSO)) |
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163 | |
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164 | -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi |
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165 | -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc |
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166 | -@$(RM_F) $(DL)/pkgconfig/libpng.pc |
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167 | cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc |
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168 | chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc |
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169 | (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc) |
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170 | |
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171 | install-man: libpng.3 libpngpf.3 png.5 |
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172 | -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi |
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173 | -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi |
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174 | -@$(RM_F) $(DM)/man3/libpng.3 |
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175 | -@$(RM_F) $(DM)/man3/libpngpf.3 |
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176 | cp libpng.3 $(DM)/man3 |
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177 | cp libpngpf.3 $(DM)/man3 |
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178 | -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi |
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179 | -@$(RM_F) $(DM)/man5/png.5 |
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180 | cp png.5 $(DM)/man5 |
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181 | |
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182 | install-config: libpng-config |
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183 | -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi |
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184 | -@$(RM_F) $(DB)/libpng-config |
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185 | -@$(RM_F) $(DB)/$(LIBNAME)-config |
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186 | cp libpng-config $(DB)/$(LIBNAME)-config |
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187 | chmod 755 $(DB)/$(LIBNAME)-config |
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188 | (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config) |
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189 | |
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190 | install: install-static install-shared install-man install-config |
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191 | |
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192 | # If you installed in $(DESTDIR), test-installed won't work until you |
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193 | # move the library to its final location. Use test-dd to test it |
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194 | # before then. |
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195 | |
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196 | test-dd: |
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197 | echo |
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198 | echo Testing installed dynamic shared library in $(DL). |
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199 | $(CC) -I$(DI) -I$(ZLIBINC) \ |
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200 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
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201 | -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \ |
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202 | -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags` |
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203 | ./pngtestd pngtest.png |
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204 | |
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205 | test-installed: |
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206 | $(CC) -I$(ZLIBINC) \ |
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207 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
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208 | -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ |
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209 | -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags` |
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210 | ./pngtesti pngtest.png |
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211 | |
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212 | clean: |
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213 | $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \ |
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214 | $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \ |
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215 | libpng.pc pnglibconf.h |
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216 | |
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217 | DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO |
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218 | writelock: |
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219 | chmod a-w *.[ch35] $(DOCS) scripts/* |
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220 | |
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221 | # DO NOT DELETE THIS LINE -- make depend depends on it. |
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222 | |
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223 | png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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224 | pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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225 | pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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226 | pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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227 | pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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228 | pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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229 | pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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230 | pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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231 | pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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232 | pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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233 | pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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234 | pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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235 | pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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236 | pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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237 | pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
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238 | |
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239 | pngtest.o: png.h pngconf.h |
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