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{ lib, stdenv, fetchurl }:
let
# These settings are found in the Makefile, but there seems to be no
# way to select one ore the other setting other than editing the file
# manually, so we have to duplicate the know how here.
systemFlags = with stdenv;
if isDarwin then ''
CFLAGS="-O2 -Wall -fomit-frame-pointer"
LDFLAGS=
EXTRA_OBJS=strverscmp.o
'' else if isCygwin then ''
CFLAGS="-O2 -Wall -fomit-frame-pointer -DCYGWIN"
LDFLAGS=-s
TREE_DEST=tree.exe
EXTRA_OBJS=strverscmp.o
'' else if (isFreeBSD || isOpenBSD) then ''
CFLAGS="-O2 -Wall -fomit-frame-pointer"
LDFLAGS=-s
EXTRA_OBJS=strverscmp.o
'' else
""; # use linux flags by default
in
stdenv.mkDerivation rec {
pname = "tree";
version = "1.8.0";
src = fetchurl {
url = "http://mama.indstate.edu/users/ice/tree/src/tree-${version}.tgz";
sha256 = "1hmpz6k0mr6salv0nprvm1g0rdjva1kx03bdf1scw8a38d5mspbi";
};
configurePhase = ''
sed -i Makefile -e 's|^OBJS=|OBJS=$(EXTRA_OBJS) |'
makeFlagsArray=(
prefix=$out
MANDIR=$out/share/man/man1
${systemFlags}
CC="$CC"
)
'';
meta = {
homepage = "http://mama.indstate.edu/users/ice/tree/";
description = "Command to produce a depth indented directory listing";
license = lib.licenses.gpl2;
longDescription = ''
Tree is a recursive directory listing command that produces a
depth indented listing of files, which is colorized ala dircolors if
the LS_COLORS environment variable is set and output is to tty.
'';
platforms = lib.platforms.all;
maintainers = [lib.maintainers.peti];
};
}
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