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annotate ext/libpng-1.2.29/INSTALL @ 419:6dace911ac2d

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Fixes a freeze when setting text in a label with word_wrap enabled. [t:408]
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Sat, 06 Feb 2010 20:38:37 +0000
parents 4a0efb7baf70
children
rev   line source
0
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1
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2 Installing libpng version 1.2.29 - May 8, 2008
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3
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4 On Unix/Linux and similar systems, you can simply type
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5
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6 ./configure [--prefix=/path]
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7 make check
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8 make install
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9
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10 and ignore the rest of this document.
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11
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12 If configure does not work on your system and you have a reasonably
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13 up-to-date set of tools, running ./autogen.sh before running ./configure
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14 may fix the problem. You can also run the individual commands in
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15 autogen.sh with the --force option, if supported by your version of
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16 the tools. If you run 'libtoolize --force', though, this will replace
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17 the distributed, patched, version of ltmain.sh with an unpatched version
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18 and your shared library builds may fail to produce libraries with the
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19 correct version numbers.
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20
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21 Instead, you can use one of the custom-built makefiles in the
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22 "scripts" directory
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23
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24 cp scripts/makefile.system makefile
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25 make test
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26 make install
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27
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28 Or you can use one of the "projects" in the "projects" directory.
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29
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30 If you want to use "cmake" (see www.cmake.org), copy CMakeLists.txt
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31 from the "scripts" directory to this directory and type
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32
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33 cmake . [-DPNG_MMX=YES] -DCMAKE_INSTALL_PREFIX=/path
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34 make
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35 make install
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36
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37 Before installing libpng, you must first install zlib, if it
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38 is not already on your system. zlib can usually be found
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39 wherever you got libpng. zlib can be placed in another directory,
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40 at the same level as libpng.
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41
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42 If your system already has a preinstalled zlib you will still need
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43 to have access to the zlib.h and zconf.h include files that
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44 correspond to the version of zlib that's installed.
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45
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46 You can rename the directories that you downloaded (they
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47 might be called "libpng-1.2.29" or "lpng109" and "zlib-1.2.1"
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48 or "zlib121") so that you have directories called "zlib" and "libpng".
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49
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50 Your directory structure should look like this:
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51
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52 .. (the parent directory)
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53 libpng (this directory)
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54 INSTALL (this file)
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55 README
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56 *.h
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57 *.c
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58 contrib
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59 gregbook
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60 pngminus
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61 pngsuite
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62 visupng
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63 projects
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64 beos
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65 c5builder (Borland)
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66 visualc6 (msvc)
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67 netware.txt
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68 wince.txt
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69 scripts
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70 makefile.*
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71 pngtest.png
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72 etc.
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73 zlib
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74 README
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75 *.h
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76 *.c
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77 contrib
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78 etc.
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79
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80 If the line endings in the files look funny, you may wish to get the other
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81 distribution of libpng. It is available in both tar.gz (UNIX style line
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82 endings) and zip (DOS style line endings) formats.
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83
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84 If you are building libpng with MSVC, you can enter the
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85 libpng projects\visualc6 directory and follow the instructions in
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86 projects\visualc6\README.txt.
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87
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88 You can build libpng for WindowsCE by downloading and installing
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89 the projects\wince directory as instructed in the projects\wince.txt file, and
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90 then following the instructions in the README* files. Similarly, you can
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91 build libpng for Netware or Beos as instructed in projects\netware.txt
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92 or projects\beos.
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93
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94 Else enter the zlib directory and follow the instructions in zlib/README,
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95 then come back here and run "configure" or choose the appropriate
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96 makefile.sys in the scripts directory.
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97
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98 The files that are presently available in the scripts directory
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99 include
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100
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101 CMakeLists.txt => "cmake" script
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102 makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
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103 makefile.elf => Linux/ELF makefile symbol versioning,
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104 gcc, creates libpng12.so.0.1.2.29)
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105 makefile.linux => Linux/ELF makefile
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106 (gcc, creates libpng12.so.0.1.2.29)
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107 makefile.gcc => Generic makefile (gcc, creates static libpng.a)
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108 makefile.knr => Archaic UNIX Makefile that converts files with
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109 ansi2knr (Requires ansi2knr.c from
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110 ftp://ftp.cs.wisc.edu/ghost)
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111 makefile.aix => AIX/gcc makefile
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112 makefile.cygwin => Cygwin/gcc makefile
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113 makefile.darwin => Darwin makefile, can use on MacosX
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114 makefile.dec => DEC Alpha UNIX makefile
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115 makefile.freebsd => FreeBSD makefile
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116 makefile.hpgcc => HPUX makefile using gcc
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117 makefile.hpux => HPUX (10.20 and 11.00) makefile
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118 makefile.hp64 => HPUX (10.20 and 11.00) makefile, 64-bit
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119 makefile.ibmc => IBM C/C++ version 3.x for Win32 and OS/2 (static)
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120 makefile.intel => Intel C/C++ version 4.0 and later
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121 libpng.icc => Project file for IBM VisualAge/C++ version 4.0 or later
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122 makefile.netbsd => NetBSD/cc makefile, uses PNGGCCRD, makes libpng.so.
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123 makefile.ne12bsd => NetBSD/cc makefile, uses PNGGCCRD,
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124 makes libpng12.so
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125 makefile.openbsd => OpenBSD makefile
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126 makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
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127 makefile.sggcc => Silicon Graphics (gcc,
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128 creates libpng12.so.0.1.2.29)
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129 makefile.sunos => Sun makefile
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130 makefile.solaris => Solaris 2.X makefile (gcc,
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131 creates libpng12.so.0.1.2.29)
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132 makefile.solaris-x86 => Solaris/intelMMX 2.X makefile (gcc,
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133 creates libpng12.so.0.1.2.29)
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134 makefile.so9 => Solaris 9 makefile (gcc,
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135 creates libpng12.so.0.1.2.29)
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136 makefile.32sunu => Sun Ultra 32-bit makefile
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137 makefile.64sunu => Sun Ultra 64-bit makefile
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138 makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
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139 makefile.mips => MIPS makefile
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140 makefile.acorn => Acorn makefile
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141 makefile.amiga => Amiga makefile
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142 smakefile.ppc => AMIGA smakefile for SAS C V6.58/7.00 PPC compiler
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143 (Requires SCOPTIONS, copied from scripts/SCOPTIONS.ppc)
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144 makefile.atari => Atari makefile
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145 makefile.beos => BEOS makefile for X86
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146 makefile.bor => Borland makefile (uses bcc)
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147 makefile.bc32 => 32-bit Borland C++ (all modules compiled in C mode)
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148 makefile.tc3 => Turbo C 3.0 makefile
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149 makefile.dj2 => DJGPP 2 makefile
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150 makefile.msc => Microsoft C makefile
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151 makefile.vcwin32 => makefile for Microsoft Visual C++ 4.0 and later
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152 makefile.os2 => OS/2 Makefile (gcc and emx, requires pngos2.def)
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153 pngos2.def => OS/2 module definition file used by makefile.os2
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154 makefile.watcom => Watcom 10a+ Makefile, 32-bit flat memory model
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155 makevms.com => VMS build script
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156 descrip.mms => VMS makefile for MMS or MMK
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157 SCOPTIONS.ppc => Used with smakefile.ppc
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158
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159 Copy the file (or files) that you need from the
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160 scripts directory into this directory, for example
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161
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162 MSDOS example: copy scripts\makefile.msc makefile
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163 UNIX example: cp scripts/makefile.std makefile
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164
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165 Read the makefile to see if you need to change any source or
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166 target directories to match your preferences.
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167
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168 Then read pngconf.h to see if you want to make any configuration
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169 changes.
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170
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171 Then just run "make" which will create the libpng library in
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172 this directory and "make test" which will run a quick test that reads
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173 the "pngtest.png" file and writes a "pngout.png" file that should be
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174 identical to it. Look for "9782 zero samples" in the output of the
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175 test. For more confidence, you can run another test by typing
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176 "pngtest pngnow.png" and looking for "289 zero samples" in the output.
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177 Also, you can run "pngtest -m contrib/pngsuite/*.png" and compare
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178 your output with the result shown in contrib/pngsuite/README.
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179
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180 Most of the makefiles will allow you to run "make install" to
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181 put the library in its final resting place (if you want to
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182 do that, run "make install" in the zlib directory first if necessary).
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183 Some also allow you to run "make test-installed" after you have
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184 run "make install".
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185
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186 If you encounter a compiler error message complaining about the
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187 lines
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188 __png.h__ already includes setjmp.h;
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189 __dont__ include it again.;
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190 This means you have compiled another module that includes setjmp.h,
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191 which is hazardous because the two modules might not include exactly
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192 the same setjmp.h. If you are sure that you know what you are doing
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193 and that they are exactly the same, then you can comment out or
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194 delete the two lines. Better yet, use the cexcept interface
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195 instead, as demonstrated in contrib/visupng of the libpng distribution.
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196
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197 Further information can be found in the README and libpng.txt
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198 files, in the individual makefiles, in png.h, and the manual pages
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199 libpng.3 and png.5.
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200
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201
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202 Using the ./configure script -- 16 December 2002.
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203 =================================================
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204
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205
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206 The ./configure script should work compatibly with what scripts/makefile.*
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207 did, however there are some options you need to add to configure explicitly,
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208 which previously was done semi-automatically (if you didn't edit
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209 scripts/makefile.* yourself, that is)
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210
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211
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212 CFLAGS="-Wall -O -funroll-loops \
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213 -malign-loops=2 -malign-functions=2" ./configure --prefix=/usr/include \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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214 --with-pkgconfigdir=/usr/lib/pkgconfig --includedir=/usr/include
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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215
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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216 You can alternatively specify --includedir=/usr/include, /usr/local/include,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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217 /usr/include/png12, or whatever.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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218
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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219