From 14763ac7c6c03bca62c39e35c03cf5bfc7728802 Mon Sep 17 00:00:00 2001 From: Mark Adler Date: Fri, 9 Sep 2011 23:20:29 -0700 Subject: zlib 1.1.3 --- FAQ | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 FAQ (limited to 'FAQ') diff --git a/FAQ b/FAQ new file mode 100644 index 0000000..0feb6d3 --- /dev/null +++ b/FAQ @@ -0,0 +1,72 @@ + + Frequently Asked Questions about zlib + + +If your question is not there, please check the zlib home page +http://www.cdrom.com/pub/infozip/zlib/ which may have more recent information. + + +1) I need a Windows DLL +2) I need a Visual Basic interface to zlib +3) compress() returns Z_BUF_ERROR +4) deflate or inflate returns Z_BUF_ERROR +5) Where is the zlib documentation (man pages, etc...)? +6) Why don't you use GNU autoconf, libtool, etc...? +7) There is a bug in zlib. +8) I get "undefined reference to gzputc" + + + +1) I need a Windows DLL + + The zlib sources can be compiled without change to produce a DLL. + If you want a precompiled DLL, see http://www.winimage.com/zLibDll + + +2) I need a Visual Basic interface to zlib + + See http://www.tcfb.com/dowseware/cmp-z-it.zip + http://web2.airmail.net/markn/articles/zlibtool/zlibtool.htm + and contrib/visual-basic.txt + +3) compress() returns Z_BUF_ERROR + + Make sure that before the call of compress, the length of the + compressed buffer is equal to the total size of the compressed buffer + and not zero. For Visual Basic, check that this parameter is passed + by reference ("as any"), not by value ("as long"). + + +4) deflate or inflate returns Z_BUF_ERROR + + Make sure that before the call avail_in and avail_out are not zero. + + +5) Where is the zlib documentation (man pages, etc...)? + + It's in zlib.h for the moment. Volunteers to transform this + to man pages, please contact jloup@gzip.org. Examples of zlib usage + are in the files example.c and minigzip.c. + + +6) Why don't you use GNU autoconf, libtool, etc...? + + Because we would like to keep zlib as a very small and simple package. + zlib is rather portable and doesn't need much configuration. + + +7) There is a bug in zlib. + + Most of the time, such problems are due to an incorrect usage + of zlib. Please try to reproduce the problem with a small + program and send us the corresponding source at zlib@quest.jpl.nasa.gov + Do not send multi-megabyte data files without prior agreement. + + +8) I get "undefined reference to gzputc" + + If "make test" produces something like + example.o(.text+0x174): + check that you don't have old files libz.* in /usr/lib, /usr/local/lib + or /usr/X11R6/lib. Remove old versions then do "make install". + -- cgit v1.2.3-55-g6feb