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Diffstat (limited to 'contrib/bzip2/README.COMPILATION.PROBLEMS')
| -rw-r--r-- | contrib/bzip2/README.COMPILATION.PROBLEMS | 103 |
1 files changed, 6 insertions, 97 deletions
diff --git a/contrib/bzip2/README.COMPILATION.PROBLEMS b/contrib/bzip2/README.COMPILATION.PROBLEMS index bd1822d..f1bc396 100644 --- a/contrib/bzip2/README.COMPILATION.PROBLEMS +++ b/contrib/bzip2/README.COMPILATION.PROBLEMS @@ -1,11 +1,10 @@ -bzip2-1.0 should compile without problems on the vast majority of +bzip2-1.0.3 should compile without problems on the vast majority of platforms. Using the supplied Makefile, I've built and tested it -myself for x86-linux, sparc-solaris, alpha-linux, x86-cygwin32 and -alpha-tru64unix. With makefile.msc, Visual C++ 6.0 and nmake, you can -build a native Win32 version too. Large file support seems to work -correctly on at least alpha-tru64unix and x86-cygwin32 (on Windows -2000). +myself for x86-linux and x86_64-linux. With makefile.msc, Visual C++ +6.0 and nmake, you can build a native Win32 version too. Large file +support seems to work correctly on at least alpha-tru64unix and +x86-cygwin32 (on Windows 2000). When I say "large file" I mean a file of size 2,147,483,648 (2^31) bytes or above. Many older OSs can't handle files above this size, @@ -22,7 +21,7 @@ The technique of adding -D_FILE_OFFSET_BITS=64 to get large file support is, as far as I know, the Recommended Way to get correct large file support. For more details, see the Large File Support Specification, published by the Large File Summit, at - http://www.sas.com/standard/large.file/ + http://ftp.sas.com/standards/large.file As a general comment, if you get compilation errors which you think are related to large file support, try removing the above define from @@ -38,93 +37,3 @@ You can use the spewG.c program to generate huge files to test bzip2's large file support, if you are feeling paranoid. Be aware though that any compilation problems which affect bzip2 will also affect spewG.c, alas. - - -Known problems as of 1.0pre8: -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -* HP/UX 10.20 and 11.00, using gcc (2.7.2.3 and 2.95.2): A large - number of warnings appear, including the following: - - /usr/include/sys/resource.h: In function `getrlimit': - /usr/include/sys/resource.h:168: - warning: implicit declaration of function `__getrlimit64' - /usr/include/sys/resource.h: In function `setrlimit': - /usr/include/sys/resource.h:170: - warning: implicit declaration of function `__setrlimit64' - - This would appear to be a problem with large file support, header - files and gcc. gcc may or may not give up at this point. If it - fails, you might be able to improve matters by adding - -D__STDC_EXT__=1 - to the BIGFILES variable in the Makefile (ie, change its definition - to - BIGFILES=-D_FILE_OFFSET_BITS=64 -D__STDC_EXT__=1 - - Even if gcc does produce a binary which appears to work (ie passes - its self-tests), you might want to test it to see if it works properly - on large files. - - -* HP/UX 10.20 and 11.00, using HP's cc compiler. - - No specific problems for this combination, except that you'll need to - specify the -Ae flag, and zap the gcc-specific stuff - -Wall -Winline -O2 -fomit-frame-pointer -fno-strength-reduce. - You should retain -D_FILE_OFFSET_BITS=64 in order to get large - file support -- which is reported to work ok for this HP/UX + cc - combination. - - -* SunOS 4.1.X. - - Amazingly, there are still people out there using this venerable old - banger. I shouldn't be too rude -- I started life on SunOS, and - it was a pretty darn good OS, way back then. Anyway: - - SunOS doesn't seem to have strerror(), so you'll have to use - perror(), perhaps by doing adding this (warning: UNTESTED CODE): - - char* strerror ( int errnum ) - { - if (errnum < 0 || errnum >= sys_nerr) - return "Unknown error"; - else - return sys_errlist[errnum]; - } - - Or you could comment out the relevant calls to strerror; they're - not mission-critical. Or you could upgrade to Solaris. Ha ha ha! - (what?? you think I've got Bad Attitude?) - - -* Making a shared library on Solaris. (Not really a compilation - problem, but many people ask ...) - - Firstly, if you have Solaris 8, either you have libbz2.so already - on your system, or you can install it from the Solaris CD. - - Secondly, be aware that there are potential naming conflicts - between the .so file supplied with Solaris 8, and the .so file - which Makefile-libbz2_so will make. Makefile-libbz2_so creates - a .so which has the names which I intend to be "official" as - of version 1.0.0 and onwards. Unfortunately, the .so in - Solaris 8 appeared before I decided on the final names, so - the two libraries are incompatible. We have since communicated - and I hope that the problems will have been solved in the next - version of Solaris, whenever that might appear. - - All that said: you might be able to get somewhere - by finding the line in Makefile-libbz2_so which says - - $(CC) -shared -Wl,-soname -Wl,libbz2.so.1.0 -o libbz2.so.1.0.2 $(OBJS) - - and replacing with - - $(CC) -G -shared -o libbz2.so.1.0.2 -h libbz2.so.1.0 $(OBJS) - - If gcc objects to the combination -fpic -fPIC, get rid of - the second one, leaving just "-fpic". - - -That's the end of the currently known compilation problems. |
