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author | Jay Berkenbilt <ejb@ql.org> | 2009-10-17 05:14:47 +0200 |
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committer | Jay Berkenbilt <ejb@ql.org> | 2009-10-17 05:14:47 +0200 |
commit | 846c9f6bcc9aa86067850088808ff8d724a0d18f (patch) | |
tree | 587f6ff5589ebaefad50ca9f1b1b7fa81736a119 /README | |
parent | ad19b03fd346e6779a029c43b6228e377919852f (diff) | |
download | qpdf-846c9f6bcc9aa86067850088808ff8d724a0d18f.tar.zst |
checkpoint -- started doing some R4 encryption support
git-svn-id: svn+q:///qpdf/trunk@807 71b93d88-0707-0410-a8cf-f5a4172ac649
Diffstat (limited to 'README')
-rw-r--r-- | README | 36 |
1 files changed, 31 insertions, 5 deletions
@@ -8,6 +8,32 @@ Artistic License which may be found in the source distribution as "Artistic-2.0". It is provided "as is" without express or implied warranty. + +Licensing terms of embedded software +==================================== + +Some additional software with additional licensing terms is embedded +within the qpdf source distribution in "external-libs". This software +is not actually used by the qpdf build unless the +--enable-build-external-libs option is passed to ./configure. These +packages have their own licensing terms, both of which are compatible +with qpdf's license. + +Zlib's license can be read in external-libs/zlib/zlib.h + +PCRE's licensing terms can be found in external-libs/pcre/LICENSE. +PCRE's licensing terms require that we include the following +information: + + Regular expression support is provided by the PCRE library package, + which is open source software, written by Philip Hazel, and + copyright by the University of Cambridge, England. + +The sources to PCRE can be independently obtained from + + ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/ + + Building on UNIX/Linux ====================== @@ -24,11 +50,11 @@ Building on Windows =================== QPDF is known to build and pass its test suite with mingw (gcc 4.4.0) -and Microsoft Visual C++ .NET 2008 Express. In both cases, cygwin is -required to run the test suite. Either cygwin or MSYS is required to -build as well in order to get make and other related tools. The MSVC -build has only been tested under cygwin. The mingw build requires -MSYS and will probably not work with cygwin. +and Microsoft Visual C++ .NET 2008 Express. Either cygwin or MSYS +plus ActivateState Perl is required to build as well in order to get +make and other related tools. The MSVC works with either cygwin or +MSYS. The mingw build requires MSYS and will probably not work with +cygwin. For details on how to build under Windows, see README.windows. |