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nixpkgs/pkgs/development/tools/misc/cflow/default.nix
Bjørn Forsman c9baba9212 Fix many package descriptions
(My OCD kicked in today...)

Remove repeated package names, capitalize first word, remove trailing
periods and move overlong descriptions to longDescription.

I also simplified some descriptions as well, when they were particularly
long or technical, often based on Arch Linux' package descriptions.

I've tried to stay away from generated expressions (and I think I
succeeded).

Some specifics worth mentioning:
 * cron, has "Vixie Cron" in its description. The "Vixie" part is not
   mentioned anywhere else. I kept it in a parenthesis at the end of the
   description.

 * ctags description started with "Exuberant Ctags ...", and the
   "exuberant" part is not mentioned elsewhere. Kept it in a parenthesis
   at the end of description.

 * nix has the description "The Nix Deployment System". Since that
   doesn't really say much what it is/does (especially after removing
   the package name!), I changed that to "Powerful package manager that
   makes package management reliable and reproducible" (borrowed from
   nixos.org).

 * Tons of "GNU Foo, Foo is a [the important bits]" descriptions
   is changed to just [the important bits]. If the package name doesn't
   contain GNU I don't think it's needed to say it in the description
   either.
2014-08-24 22:31:37 +02:00

58 lines
1.6 KiB
Nix

{ stdenv, fetchurl, gettext, emacs }:
stdenv.mkDerivation rec {
name = "cflow-1.4";
src = fetchurl {
url = "mirror://gnu/cflow/${name}.tar.bz2";
sha256 = "1jkbq97ajcf834z68hbn3xfhiz921zhn39gklml1racf0kb3jzh3";
};
patchPhase = ''
substituteInPlace "src/cflow.h" \
--replace "/usr/bin/cpp" \
"$(cat ${stdenv.gcc}/nix-support/orig-gcc)/bin/cpp"
'';
buildInputs = [ gettext ] ++
# We don't have Emacs/GTK/etc. on {Dar,Cyg}win.
stdenv.lib.optional
(! (stdenv.lib.lists.any (x: stdenv.system == x)
[ "i686-cygwin" ]))
emacs;
doCheck = true;
meta = {
description = "Tool to analyze the control flow of C programs";
longDescription = ''
GNU cflow analyzes a collection of C source files and prints a
graph, charting control flow within the program.
GNU cflow is able to produce both direct and inverted flowgraphs
for C sources. Optionally a cross-reference listing can be
generated. Two output formats are implemented: POSIX and GNU
(extended).
The package also provides Emacs major mode for examining the
produced flowcharts in Emacs.
'';
license = stdenv.lib.licenses.gpl3Plus;
homepage = http://www.gnu.org/software/cflow/;
maintainers = [ stdenv.lib.maintainers.ludo ];
/* On Darwin, build fails with:
Undefined symbols:
"_argp_program_version", referenced from:
_argp_program_version$non_lazy_ptr in libcflow.a(argp-parse.o)
ld: symbol(s) not found
*/
platforms = stdenv.lib.platforms.linux;
};
}