diff options
Diffstat (limited to 'INSTALL')
| -rw-r--r-- | INSTALL | 96 |
1 files changed, 49 insertions, 47 deletions
@@ -1,5 +1,5 @@ -Installing libpng version 1.2.7rc1 - September 4, 2004 +Installing libpng version 1.2.7 - %DATE% Before installing libpng, you must first install zlib. zlib can usually be found wherever you got libpng. zlib can be @@ -10,8 +10,8 @@ zlib.h and zconf.h include files that correspond to the version of zlib that's installed. You can rename the directories that you downloaded (they -might be called "libpng-1.2.7rc1" or "lpng109" and "zlib-1.2.1" -or "zlib121") so that you have directories called "zlib" and "libpng". +might be called "libpng-1.2.7" or "lpng109" and "zlib-1.1.3" +or "zlib113") so that you have directories called "zlib" and "libpng". Your directory structure should look like this: @@ -23,13 +23,14 @@ Your directory structure should look like this: *.c contrib gregbook + msvctest pngminus pngsuite visupng projects beos - c5builder (Borland) - visualc6 (msvc) + borland + msvc netware.txt wince.txt scripts @@ -47,16 +48,13 @@ If the line endings in the files look funny, you may wish to get the other distribution of libpng. It is available in both tar.gz (UNIX style line endings) and zip (DOS style line endings) formats. +If you are building libpng with MSVC, you can enter the libpng\msvc directory +and follow the instructions in msvc\README.txt. -If you are building libpng with MSVC, you can enter the -libpng projects\visualc6 directory and follow the instructions in -projects\visualc6\README.txt. - -You can build libpng for WindowsCE by downloading and installing -the projects\wince directory as instructed in the projects\wince.txt file, and +You can build libpng for WindowsCE by entering the downloading and installing +the libpng\wince directory as instructed in the projects\wince.txt file, and then following the instructions in the README* files. Similarly, you can -build libpng for Netware or Beos as instructed in projects\netware.txt -or projects\beos. +build libpng for Netware as instructed in projects\netware.txt. Else enter the zlib directory and follow the instructions in zlib/README, then come back here and choose the appropriate makefile.sys in the scripts @@ -66,10 +64,8 @@ The files that are presently available in the scripts directory include makefile.std => Generic UNIX makefile (cc, creates static libpng.a) - makefile.linux => Linux/ELF makefile - (gcc, creates libpng12.so.0.1.2.7rc1) - makefile.gcmmx => Linux/ELF makefile - (gcc, creates libpng12.so.0.1.2.7rc1, + makefile.linux => Linux/ELF makefile (gcc, creates libpng%SONAME%.so.%SONUM%.1.2.7) + makefile.gcmmx => Linux/ELF makefile (gcc, creates libpng%SONAME%.so.%SONUM%.1.2.7, uses assembler code tuned for Intel MMX platform) makefile.gcc => Generic makefile (gcc, creates static libpng.a) makefile.knr => Archaic UNIX Makefile that converts files with @@ -77,26 +73,23 @@ include ftp://ftp.cs.wisc.edu/ghost) makefile.aix => AIX/gcc makefile makefile.cygwin => Cygwin/gcc makefile - makefile.darwin => Darwin makefile, can use on MacosX + makefile.darwin => Darwin makefile makefile.dec => DEC Alpha UNIX makefile - makefile.freebsd => FreeBSD makefile + makefile.hpgcc => FreeBSD makefile makefile.hpgcc => HPUX makefile using gcc makefile.hpux => HPUX (10.20 and 11.00) makefile makefile.ibmc => IBM C/C++ version 3.x for Win32 and OS/2 (static) makefile.intel => Intel C/C++ version 4.0 and later libpng.icc => Project file for IBM VisualAge/C++ version 4.0 or later + makefile.macosx => MACOS X Makefile makefile.netbsd => NetBSD/cc makefile, uses PNGGCCRD, makes libpng.so. - makefile.ne0bsd => NetBSD/cc makefile, uses PNGGCCRD, - makes libpng0.so + makefile.ne%SONUM%bsd => NetBSD/cc makefile, uses PNGGCCRD, makes libpng%SONUM%.so makefile.openbsd => OpenBSD makefile makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib) - makefile.sggcc => Silicon Graphics (gcc, - creates libpng12.so.0.1.2.7rc1) + makefile.sggcc => Silicon Graphics (gcc, creates libpng%SONAME%.so.%SONUM%.1.2.7) makefile.sunos => Sun makefile - makefile.solaris => Solaris 2.X makefile (gcc, - creates libpng12.so.0.1.2.7rc1) - makefile.so9 => Solaris 9 makefile (gcc, - creates libpng12.so.0.1.2.7rc1) + makefile.solaris => Solaris 2.X makefile (gcc, creates libpng%SONAME%.so.%SONUM%.1.2.7) + makefile.so9 => Solaris 9 makefile (gcc, creates libpng%SONAME%.so.%SONUM%.1.2.7) makefile.32sunu => Sun Ultra 32-bit makefile makefile.64sunu => Sun Ultra 64-bit makefile makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc @@ -137,13 +130,13 @@ target directories to match your preferences. Then read pngconf.h to see if you want to make any configuration changes. -Then just run "make" which will create the libpng library in -this directory and "make test" which will run a quick test that reads -the "pngtest.png" file and writes a "pngout.png" file that should be -identical to it. Look for "9782 zero samples" in the output of the -test. For more confidence, you can run another test by typing -"pngtest pngnow.png" and looking for "289 zero samples" in the output. -Also, you can run "pngtest -m contrib/pngsuite/*.png" and compare +Then just run "make test" which will create the libpng library in +this directory and run a quick test that reads the "pngtest.png" +file and writes a "pngout.png" file that should be identical to it. +Look for "9782 zero samples" in the output of the test. For more +confidence, you can run another test by typing "pngtest pngnow.png" +and looking for "289 zero samples" in the output. Also, you can +run "pngtest -m *.png" in the "contrib/pngsuite" directory and compare your output with the result shown in contrib/pngsuite/README. Most of the makefiles will allow you to run "make install" to @@ -152,17 +145,26 @@ do that, run "make install" in the zlib directory first if necessary). Some also allow you to run "make test-installed" after you have run "make install". -If you encounter a compiler error message complaining about the -lines - __png.h__ already includes setjmp.h; - __dont__ include it again.; -This means you have compiled another module that includes setjmp.h, -which is hazardous because the two modules might not include exactly -the same setjmp.h. If you are sure that you know what you are doing -and that they are exactly the same, then you can comment out or -delete the two lines. Better yet, use the cexcept interface -instead, as demonstrated in contrib/visupng of the libpng distribution. - Further information can be found in the README and libpng.txt -files, in the individual makefiles, in png.h, and the manual pages -libpng.3 and png.5. +files, in the individual makefiles, in png.h, in the README files in +subdirectories of the LIB directory, and the manual pages libpng.3 and png.5. + + +Using the ./configure script -- 16 December 2002. +================================================= + + +The ./configure script should work compatibly with what scripts/makefile.* +did, however there are some options you need to add to configure explicitly, +which previously was done semi-automatically (if you didn't edit +scripts/makefile.* yourself, that is) + + +CFLAGS="-Wall -O3 -funroll-loops \ +-malign-loops=2 -malign-functions=2" ./configure --prefix=/usr/include \ +--with-pkgconfigdir=/usr/lib/pkgconfig --includedir=/usr/include + +You can alternatively specify --includedir=/usr/include, /usr/local/include, +/usr/include/png12, or whatever. + + |