X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/ab473f03f7b27ae267ddf8126e0b91ea1f3eef5e..c9a64330a217c54a86d84ebfc2283db9ea9768c8:/README.win32 diff --git a/README.win32 b/README.win32 index 0ca1ce4..cc3b6b8 100644 --- a/README.win32 +++ b/README.win32 @@ -64,17 +64,17 @@ that are also supported by perl's makefile. =back The Microsoft Visual C++ compilers are also now being given away free. They are -available as "Visual C++ Toolkit 2003" or "Visual C++ 2005-2017 Express [or +available as "Visual C++ Toolkit 2003" or "Visual C++ 2005-2019 Express [or Community, from 2017] Edition" (and also as part of the ".NET Framework SDK") and are the same compilers that ship with "Visual C++ .NET 2003 Professional" -or "Visual C++ 2005-2017 Professional" respectively. +or "Visual C++ 2005-2019 Professional" respectively. This port can also be built on IA64/AMD64 using: Microsoft Platform SDK Nov 2001 (64-bit compiler and tools) MinGW64 compiler (gcc version 4.4.3 or later) -The Windows SDK can be downloaded from L. +The Windows SDK can be downloaded from L. The MinGW64 compiler is available at L. The latter is actually a cross-compiler targeting Win64. There's also a trimmed down compiler (no java, or gfortran) suitable for building perl available at: @@ -109,7 +109,7 @@ polling loop. A port of dmake for Windows is available from: -L +L Fetch and install dmake somewhere on your path. @@ -125,34 +125,35 @@ build usually works in this circumstance, but some tests will fail. =item Microsoft Visual C++ -The nmake that comes with Visual C++ will suffice for building. Visual C -requires that certain things be set up in the console before Visual C will +The nmake that comes with Visual C++ will suffice for building. Visual C++ +requires that certain things be set up in the console before Visual C++ will sucessfully run. To make a console box be able to run the C compiler, you will -need to beforehand, run the C file to compile for x86-32 and for -x86-64 C or C. On a typical install of a -Microsoft C compiler product, these batch files will already be in your C +need to beforehand, run C to compile for x86-32 and for +x86-64 C. On a typical install of a Microsoft C++ +compiler product, these batch files will already be in your C environment variable so you may just type them without an absolute path into your console. If you need to find the absolute path to the batch file, it is -usually found somewhere like C:\Program Files\Microsoft Visual Studio\VC98\Bin. +usually found somewhere like +C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC. With some newer Micrsoft C products (released after ~2004), the installer will put a shortcut in the start menu to launch a new console window with the console already set up for your target architecture (x86-32 or x86-64 or IA64). With the newer compilers, you may also use the older batch files if you choose so. -=item Microsoft Visual C++ 2008-2017 Express/Community Edition +=item Microsoft Visual C++ 2008-2019 Express/Community Edition -These free versions of Visual C++ 2008-2017 Professional contain the same +These free versions of Visual C++ 2008-2019 Professional contain the same compilers and linkers that ship with the full versions, and also contain everything necessary to build Perl, rather than requiring a separate download of the Windows SDK like previous versions did. These packages can be downloaded by searching in the Download Center at -L. (Providing exact +L. (Providing exact links to these packages has proven a pointless task because the links keep on changing so often.) -Install Visual C++ 2008-2017 Express/Community, then setup your environment +Install Visual C++ 2008-2019 Express/Community, then setup your environment using, e.g. C:\Program Files\Microsoft Visual Studio 12.0\Common7\Tools\vsvars32.bat @@ -160,7 +161,7 @@ using, e.g. (assuming the default installation location was chosen). Perl should now build using the win32/Makefile. You will need to edit that -file to set CCTYPE to one of MSVC90-MSVC141 first. +file to set CCTYPE to one of MSVC90-MSVC142 first. =item Microsoft Visual C++ 2005 Express Edition @@ -220,7 +221,7 @@ Framework Redistributable" to be installed first. This can be downloaded and installed separately, but is included in the "Visual C++ Toolkit 2003" anyway. These packages can all be downloaded by searching in the Download Center at -L. (Providing exact +L. (Providing exact links to these packages has proven a pointless task because the links keep on changing so often.) @@ -388,16 +389,9 @@ The default value for CCHOME in the makefiles for Visual C++ may not be correct for some versions. Make sure the default exists and is valid. -You may also need to comment out the C line in the -Makefile if you're using VC++ 6.0 without the latest service pack and -the linker reports an internal error. - If you want build some core extensions statically into perl's dll, specify them in the STATIC_EXT macro. -NOTE: The USE_64_BIT_INT build option is not supported with the 32-bit -Visual C++ 6.0 compiler. - Be sure to read the instructions near the top of the makefiles carefully. =item * @@ -405,7 +399,7 @@ Be sure to read the instructions near the top of the makefiles carefully. Type "dmake" ("gmake" for GNU make, or "nmake" if you are using that make). This should build everything. Specifically, it will create perl.exe, -perl529.dll at the perl toplevel, and various other extension dll's +perl532.dll at the perl toplevel, and various other extension dll's under the lib\auto directory. If the build fails for any reason, make sure you have done the previous steps correctly. @@ -442,9 +436,14 @@ L and C functions then have a look at the CPAN distribution Win32::UTCFileTime. +If you build with Visual C++ 2015 or later then F +may crash (after all its tests have passed). This is due to a regression in the +Universal CRT introduced in the Windows 10 April 2018 Update, and will be fixed +in the May 2019 Update, as explained here: L. + If you build with certain versions (e.g. 4.8.1) of gcc from www.mingw.org then F may fail test 17 due to a known bug in those gcc builds: -see L. +see L. Some test failures may occur if you use a command shell other than the native "cmd.exe", or if you are building from a path that contains @@ -459,6 +458,13 @@ include some tools (C for instance) which override the Windows ones and makes tests fail. Remove them from your path while testing to avoid these errors. +To see the output of specific failing tests run the harness from the t +directory: + + # assuming you're starting from the win32 directory + cd ..\win32 + .\perl harness + Please report any other failures as described under L. =head2 Installation of Perl on Windows @@ -554,9 +560,9 @@ character is the double quote ("). It can be used to protect spaces and other special characters in arguments. The Windows documentation describes the shell parsing rules here: -L +L and the C runtime parsing rules here: -L. +L. Here are some further observations based on experiments: The C runtime breaks arguments at spaces and passes them to programs in argc/argv. @@ -625,11 +631,11 @@ quoted. The Comprehensive Perl Archive Network (CPAN) offers a wealth of extensions, some of which require a C compiler to build. -Look in L for more information on CPAN. +Look in L for more information on CPAN. Note that not all of the extensions available from CPAN may work in the Windows environment; you should check the information at -L before investing too much effort into +L before investing too much effort into porting modules that don't readily build. Most extensions (whether they require a C compiler or not) can @@ -655,7 +661,7 @@ L Another option is to use the make written in Perl, available from CPAN. -L +L You may also use dmake or gmake. See L above on how to get it. @@ -679,8 +685,8 @@ or any invocation of make. If a module does not build for some reason, look carefully for why it failed, and report problems to the module author. If it looks like the extension building support is at fault, report -that with full details of how the build failed using the perlbug -utility. +that with full details of how the build failed using the GitHub +issue tracker at L. =item Command-line Wildcard Expansion @@ -868,16 +874,15 @@ executable built during the installation process. Usage is exactly the same as normal C on Windows, except that options like C<-h> don't work (since they need a command-line window to print to). -If you find bugs in perl, you can run C to create a -bug report (you may have to send it manually if C cannot -find a mailer on your system). +If you find bugs in perl, you can report them to +L. =head1 BUGS AND CAVEATS Norton AntiVirus interferes with the build process, particularly if set to "AutoProtect, All Files, when Opened". Unlike large applications the perl build process opens and modifies a lot of files. Having the -the AntiVirus scan each and every one slows build the process significantly. +AntiVirus scan each and every one slows build the process significantly. Worse, with PERLIO=stdio the build process fails with peculiar messages as the virus checker interacts badly with miniperl.exe writing configure files (it seems to either catch file part written and treat it as suspicious, @@ -917,9 +922,9 @@ Thus, signals may work only for simple things like setting a flag variable in the handler. Using signals under this port should currently be considered unsupported. -Please send detailed descriptions of any problems and solutions that -you may find to EFE, along with the output -produced by C. +Please report detailed descriptions of any problems and solutions that +you may find at ELE, +along with the output produced by C. =head1 ACKNOWLEDGEMENTS @@ -965,6 +970,6 @@ Win9x support was added in 5.6 (Benjamin Stuhl). Support for 64-bit Windows added in 5.8 (ActiveState Corp). -Last updated: 23 May 2018 +Last updated: 30 April 2019 =cut