diff options
Diffstat (limited to 'community/weblogs/ArneBab/porting-simple-packages.mdwn')
-rw-r--r-- | community/weblogs/ArneBab/porting-simple-packages.mdwn | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/community/weblogs/ArneBab/porting-simple-packages.mdwn b/community/weblogs/ArneBab/porting-simple-packages.mdwn new file mode 100644 index 00000000..becea251 --- /dev/null +++ b/community/weblogs/ArneBab/porting-simple-packages.mdwn @@ -0,0 +1,72 @@ +# Quick porting guide for simple packages + +*If you want to help port a package with simple issues to the Hurd, please read on.* + +*just imagine joe C-doodler stumbling over some GNU philosophy and thinking “hey, I’ve got 2 free hours, why not help the Hurd?”* +*for him I’d like to have a guide (and for me, the faulty-memory-does-too-many-things :) )* + +*a short guide “how to do simple ports” broken down to command line level: how to get the list of simple packages (youpi told me that here), how to get the source, how to test the fix, how to submit the fix.* + +## Setup an instant Hurd development environment + +See [[Instant Development Environment|contributing#index5h2]] - just follow the command to get a Hurd running in Qemu. + +## Getting the list of failed packages + + wget http://people.debian.org/~sthibault/failed_packages.txt.gz + gunzip failed_packages.txt.gz + +## Finding a simple task + + grep PATH_MAX failed_packages.txt -B 2 + +Each of these packages is likely to be simple to fix. The output looks like this: + + … + -- + tex/lilypond_2.12.3-7 by buildd_hurd-i386-mozart [optional:uncompiled:bp{-100}:calprio{-63}:days{258}] + Reasons for failing: + > file-name.cc:88: error: 'PATH_MAX' was not declared in this scope + -- + … + +in this case, lilypond is the package. + +Other simple tasks can be found on [[hurd/porting/guidelines]]. + +## Downloading the package source and installing dependencies + + apt-get source PACKAGE + apt-get build-dep PACKAGE + +For example + + apt-get source lilypond + apt-get build-dep lilypond + +## Fix the package + +See [[hurd/porting/guidelines]] for help on fixing the package. + +Notes: + +* char path[4096] is evil. Use dynamic allocation (if you can). +* use stuff like if (x < sysconf(_SC_PATH_MAX)) {} +* if need be, make it conditional + +\#ifdef PATH_MAX +old, POSIX-violating code +\#else +GNU, better code +\#endif + +## Test the fix (compile, run tests) + + cd PACKAGE + dpkg-buildpackage -B + +Also check the packages README for instructions. + +## Submit the fix + +See [[hurd/running/debian/patch_submission]]. |