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1 # makefile for libpng.a and libpng12.so on Linux ELF with gcc |
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2 # Copyright (C) 1998, 1999, 2002, 2006, 2008 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 # For conditions of distribution and use, see copyright notice in png.h |
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6 |
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7 # Library name: |
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8 LIBNAME = libpng12 |
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9 PNGMAJ = 0 |
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10 PNGMIN = 1.2.32 |
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11 PNGVER = $(PNGMAJ).$(PNGMIN) |
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12 |
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13 # Shared library names: |
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14 LIBSO=$(LIBNAME).so |
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15 LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ) |
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16 LIBSOVER=$(LIBNAME).so.$(PNGVER) |
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17 OLDSO=libpng.so |
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18 OLDSOMAJ=libpng.so.3 |
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19 OLDSOVER=libpng.so.3.$(PNGMIN) |
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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 libpng12.a, libpng12.so*, |
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30 # libpng12/png.h and libpng12/pngconf.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 -DPNG_NO_MMX_CODE \ |
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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,$(ZLIBLIB) -lpng12 -lz -lm |
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55 LDFLAGS_A=-L$(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 libpng.a: $(OBJS) |
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91 $(AR_RC) $@ $(OBJS) |
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92 $(RANLIB) $@ |
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93 |
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94 libpng.pc: |
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95 cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \ |
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96 -e s!@exec_prefix@!$(exec_prefix)! \ |
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97 -e s!@libdir@!$(LIBPATH)! \ |
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98 -e s!@includedir@!$(INCPATH)! \ |
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99 -e s!-lpng12!-lpng12\ -lz\ -lm! > libpng.pc |
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100 |
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101 libpng-config: |
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102 ( cat scripts/libpng-config-head.in; \ |
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103 echo prefix=\"$(prefix)\"; \ |
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104 echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ |
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105 echo L_opts=\"-L$(LIBPATH)\"; \ |
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106 echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \ |
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107 echo libs=\"-lpng12 -lz -lm\"; \ |
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108 cat scripts/libpng-config-body.in ) > libpng-config |
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109 chmod +x libpng-config |
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110 |
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111 $(LIBSO): $(LIBSOMAJ) |
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112 $(LN_SF) $(LIBSOMAJ) $(LIBSO) |
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113 |
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114 $(LIBSOMAJ): $(LIBSOVER) |
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115 $(LN_SF) $(LIBSOVER) $(LIBSOMAJ) |
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116 |
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117 $(LIBSOVER): $(OBJSDLL) |
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118 $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOVER) $(OBJSDLL) |
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119 |
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120 $(OLDSOVER): $(OBJSDLL) |
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121 $(CC) -shared -Wl,-soname,$(OLDSOMAJ) \ |
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122 -o $(OLDSOVER) \ |
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123 $(OBJSDLL) |
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124 |
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125 pngtest: pngtest.o $(LIBSO) |
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126 $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) |
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127 |
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128 pngtest-static: pngtest.o libpng.a |
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129 $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) |
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130 |
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131 test: pngtest pngtest-static |
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132 @echo "" |
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133 @echo " Running pngtest dynamically linked with $(LIBSO):" |
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134 @echo "" |
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135 ./pngtest |
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136 @echo "" |
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137 @echo " Running pngtest statically linked with libpng.a:" |
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138 @echo "" |
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139 ./pngtest-static |
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140 |
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141 install-headers: png.h pngconf.h |
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142 -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi |
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143 -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi |
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144 cp png.h pngconf.h $(DI)/$(LIBNAME) |
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145 chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h |
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146 -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h |
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147 -@$(RM_F) $(DI)/libpng |
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148 (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .) |
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149 |
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150 install-static: install-headers libpng.a |
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151 -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
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152 cp libpng.a $(DL)/$(LIBNAME).a |
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153 chmod 644 $(DL)/$(LIBNAME).a |
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154 -@$(RM_F) $(DL)/libpng.a |
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155 (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a) |
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156 |
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157 install-shared: install-headers $(LIBSOVER) libpng.pc \ |
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158 $(OLDSOVER) |
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159 -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
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160 -@$(RM_F) $(DL)/$(LIBSOVER)* $(DL)/$(LIBSO) |
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161 -@$(RM_F) $(DL)/$(LIBSOMAJ) |
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162 -@$(RM_F) $(DL)/$(OLDSO) |
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163 -@$(RM_F) $(DL)/$(OLDSOMAJ) |
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164 -@$(RM_F) $(DL)/$(OLDSOVER)* |
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165 cp $(LIBSOVER) $(DL) |
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166 cp $(OLDSOVER) $(DL) |
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167 chmod 755 $(DL)/$(LIBSOVER) |
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168 chmod 755 $(DL)/$(OLDSOVER) |
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169 (cd $(DL); \ |
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170 $(LN_SF) $(OLDSOVER) $(OLDSOMAJ); \ |
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171 $(LN_SF) $(OLDSOMAJ) $(OLDSO); \ |
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172 $(LN_SF) $(LIBSOVER) $(LIBSOMAJ); \ |
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173 $(LN_SF) $(LIBSOMAJ) $(LIBSO)) |
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174 -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi |
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175 -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc |
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176 -@$(RM_F) $(DL)/pkgconfig/libpng.pc |
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177 cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc |
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178 chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc |
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179 (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc) |
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180 |
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181 install-man: libpng.3 libpngpf.3 png.5 |
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182 -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi |
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183 -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi |
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184 -@$(RM_F) $(DM)/man3/libpng.3 |
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185 -@$(RM_F) $(DM)/man3/libpngpf.3 |
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186 cp libpng.3 $(DM)/man3 |
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187 cp libpngpf.3 $(DM)/man3 |
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188 -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi |
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189 -@$(RM_F) $(DM)/man5/png.5 |
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190 cp png.5 $(DM)/man5 |
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191 |
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192 install-config: libpng-config |
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193 -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi |
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194 -@$(RM_F) $(DB)/libpng-config |
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195 -@$(RM_F) $(DB)/$(LIBNAME)-config |
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196 cp libpng-config $(DB)/$(LIBNAME)-config |
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197 chmod 755 $(DB)/$(LIBNAME)-config |
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198 (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config) |
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199 |
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200 install: install-static install-shared install-man install-config |
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201 |
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202 # If you installed in $(DESTDIR), test-installed won't work until you |
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203 # move the library to its final location. Use test-dd to test it |
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204 # before then. |
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205 |
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206 test-dd: |
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207 echo |
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208 echo Testing installed dynamic shared library in $(DL). |
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209 $(CC) -I$(DI) -I$(ZLIBINC) \ |
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210 `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
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211 -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \ |
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212 -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags` |
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213 ./pngtestd pngtest.png |
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214 |
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215 test-installed: |
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216 $(CC) -I$(ZLIBINC) \ |
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217 `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
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218 -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ |
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219 -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags` |
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220 ./pngtesti pngtest.png |
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221 |
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222 clean: |
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223 $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \ |
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224 $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \ |
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225 $(OLDSOVER) \ |
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226 libpng.pc |
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227 |
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228 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO |
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229 writelock: |
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230 chmod a-w *.[ch35] $(DOCS) scripts/* |
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231 |
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232 # DO NOT DELETE THIS LINE -- make depend depends on it. |
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233 |
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234 png.o png.pic.o: png.h pngconf.h |
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235 pngerror.o pngerror.pic.o: png.h pngconf.h |
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236 pngrio.o pngrio.pic.o: png.h pngconf.h |
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237 pngwio.o pngwio.pic.o: png.h pngconf.h |
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238 pngmem.o pngmem.pic.o: png.h pngconf.h |
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239 pngset.o pngset.pic.o: png.h pngconf.h |
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240 pngget.o pngget.pic.o: png.h pngconf.h |
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241 pngread.o pngread.pic.o: png.h pngconf.h |
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242 pngrtran.o pngrtran.pic.o: png.h pngconf.h |
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243 pngrutil.o pngrutil.pic.o: png.h pngconf.h |
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244 pngtrans.o pngtrans.pic.o: png.h pngconf.h |
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245 pngwrite.o pngwrite.pic.o: png.h pngconf.h |
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246 pngwtran.o pngwtran.pic.o: png.h pngconf.h |
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247 pngwutil.o pngwutil.pic.o: png.h pngconf.h |
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248 pngpread.o pngpread.pic.o: png.h pngconf.h |
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249 |
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250 pngtest.o: png.h pngconf.h |