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author | Symphorien Gibol <symphorien+git@xlumurb.eu> | 2021-02-19 16:49:49 +0100 |
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committer | Symphorien Gibol <symphorien+git@xlumurb.eu> | 2021-02-19 16:52:26 +0100 |
commit | c64fb5000b8da3ac657ffe5d9c7522e56b8768cd (patch) | |
tree | 886638e3ae5747e91afaa5769f73299283cff6a1 /pkgs/applications/graphics/sane | |
parent | 6b1057b452c55bb3b463f0d7055bc4ec3fd1f381 (diff) | |
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nixos/sane: allow to disable enabled-by-default plugins
use case: disabling v4l plugin because I don't use my webcam as a scanner.
Diffstat (limited to 'pkgs/applications/graphics/sane')
-rw-r--r-- | pkgs/applications/graphics/sane/config.nix | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/pkgs/applications/graphics/sane/config.nix b/pkgs/applications/graphics/sane/config.nix index 304df652f15..397e17837bc 100644 --- a/pkgs/applications/graphics/sane/config.nix +++ b/pkgs/applications/graphics/sane/config.nix @@ -1,9 +1,10 @@ { lib, stdenv }: -{ paths }: +{ paths, disabledDefaultBackends ? [] }: with lib; -let installSanePath = path: '' +let +installSanePath = path: '' if [ -e "${path}/lib/sane" ]; then find "${path}/lib/sane" -maxdepth 1 -not -type d | while read backend; do symlink "$backend" "$out/lib/sane/$(basename "$backend")" @@ -27,6 +28,10 @@ let installSanePath = path: '' done fi ''; + disableBackend = backend: '' + grep -q '${backend}' $out/etc/sane.d/dll.conf || { echo '${backend} is not a default plugin in $SANE_CONFIG_DIR/dll.conf'; exit 1; } + substituteInPlace $out/etc/sane.d/dll.conf --replace '${backend}' '# ${backend} disabled in nixos config' + ''; in stdenv.mkDerivation { name = "sane-config"; @@ -42,5 +47,7 @@ stdenv.mkDerivation { } mkdir -p $out/etc/sane.d $out/etc/sane.d/dll.d $out/lib/sane - '' + concatMapStrings installSanePath paths; + '' + + (concatMapStrings installSanePath paths) + + (concatMapStrings disableBackend disabledDefaultBackends); } |