treewide: start transitioning to nixpkgs package structure

pkgs/applications/terminal-emulators/foot-transparent/0001-fullscreen-transparency.patch

@@ -0,0 +1,111 @@
+diff --git a/CHANGELOG.md b/CHANGELOG.md
+index 9ceab4d5..146e7992 100644
+--- a/CHANGELOG.md
++++ b/CHANGELOG.md
+@@ -334,7 +334,8 @@
+   instead of the one least recently.
+ * Starlight theme (the default theme) updated to [V4][starlight-v4]
+ * Background transparency (alpha) is now disabled in fullscreened
+-  windows ([#1416][1416]).
++  windows ([#1416][1416]) by default but can be enabled with
++  `fullscreen_alpha`.
+ * Foot server systemd units now use the standard
+   graphical-session.target ([#1281][1281]).
+ * If `$XDG_RUNTIME_DIR/foot-$WAYLAND_DISPLAY.sock` does not exist,
+diff --git a/meson.build b/meson.build
+index 719352bc..eb38c0f8 100644
+--- a/meson.build
++++ b/meson.build
+@@ -73,6 +73,9 @@ add_project_arguments(
+   (get_option('b_pgo') == 'use'
+     ? ['-DFOOT_PGO_ENABLED=1']
+     : []) +
++  (get_option('fullscreen_alpha')
++    ? ['-DFOOT_FULLSCREEN_ALPHA_ENABLED=1']
++    : []) +
+   cc.get_supported_arguments(
+     ['-pedantic',
+      '-fstrict-aliasing',
+@@ -374,6 +377,7 @@ summary(
+     'Documentation': scdoc.found(),
+     'Themes': get_option('themes'),
+     'IME': get_option('ime'),
++    'Fullscreen alpha': get_option('fullscreen_alpha'),
+     'Grapheme clustering': utf8proc.found(),
+     'utmp backend': utmp_backend,
+     'utmp helper default path': utmp_default_helper_path,
+diff --git a/meson_options.txt b/meson_options.txt
+index ab7a07be..7919431e 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -7,6 +7,9 @@ option('themes', type: 'boolean', value: true,
+ option('ime', type: 'boolean', value: true,
+        description: 'IME (Input Method Editor) support')
+
++option('fullscreen_alpha', type: 'boolean', value: false,
++    description: 'Enables transparency on fullscreen windows')
++
+ option('grapheme-clustering', type: 'feature',
+        description: 'Enables grapheme clustering using libutf8proc. Requires fcft with harfbuzz support to be useful.')
+
+diff --git a/render.c b/render.c
+index 91472027..847984a9 100644
+--- a/render.c
++++ b/render.c
+@@ -525,6 +525,13 @@ render_cell(struct terminal *term, pixman_image_t *pix, pixman_region32_t *damag
+         }
+
+         else if (cell->attrs.bg_src == COLOR_DEFAULT) {
++#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
++            /*
++             * Note: I don't care about the stupid ass Wayland
++             * protocol I want transparent fullscreen windows.
++             */
++            alpha = term->colors.alpha;
++#else
+             if (term->window->is_fullscreen) {
+                 /*
+                  * Note: disable transparency when fullscreened.
+@@ -562,6 +569,7 @@ render_cell(struct terminal *term, pixman_image_t *pix, pixman_region32_t *damag
+             } else {
+                 alpha = term->colors.alpha;
+             }
++#endif
+         }
+     }
+
+@@ -900,6 +908,10 @@ render_margin(struct terminal *term, struct buffer *buf,
+     const int bmargin = term->height - term->margins.bottom;
+     const int line_count = end_line - start_line;
+
++#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
++    uint32_t _bg = !term->reverse ? term->colors.bg : term->colors.fg;
++    pixman_color_t bg = color_hex_to_pixman_with_alpha(_bg, term->colors.alpha);
++#else
+     const uint32_t _bg = !term->reverse ? term->colors.bg : term->colors.fg;
+     uint16_t alpha = term->colors.alpha;
+
+@@ -909,6 +921,7 @@ render_margin(struct terminal *term, struct buffer *buf,
+     }
+
+     pixman_color_t bg = color_hex_to_pixman_with_alpha(_bg, alpha);
++#endif
+
+     pixman_image_fill_rectangles(
+         PIXMAN_OP_SRC, buf->pix[0], &bg, 4,
+@@ -2817,8 +2830,14 @@ grid_render(struct terminal *term)
+     xassert(term->height > 0);
+
+     struct buffer_chain *chain = term->render.chains.grid;
++
++#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
++    bool use_alpha = term->colors.alpha != 0xffff;
++#else
+     bool use_alpha = !term->window->is_fullscreen &&
+                      term->colors.alpha != 0xffff;
++#endif
++
+     struct buffer *buf = shm_get_buffer(
+         chain, term->width, term->height, use_alpha);
+
+

pkgs/applications/terminal-emulators/foot-transparent/default.nix

@@ -0,0 +1,26 @@
+{
+  lib,
+  fetchFromGitea,
+  foot,
+  ...
+}:
+foot.overrideAttrs (prev: let
+  version = "2024-03-14-unstable";
+in {
+  inherit version;
+  src = fetchFromGitea {
+    domain = "codeberg.org";
+    owner = "dnkl";
+    repo = "foot";
+    rev = "dd3bb13d97b405495465357f7b7b17c9f2bba3c2";
+    hash = "sha256-Pp3/cNELRYmTOQrJgHX6c+t0QkxEjoly0TLMKVj3H0E=";
+  };
+
+  patches = (prev.patches or []) ++ [./0001-fullscreen-transparency.patch];
+  mesonFlags = (prev.mesonFlags or []) ++ ["-Dfullscreen_alpha=true"];
+
+  meta = {
+    mainProgram = "foot";
+    maintainers = with lib.maintainers; [NotAShelf];
+  };
+})

pkgs/default.nix

@@ -15,71 +15,11 @@
     };
 
     packages = let
-      inherit (pkgs) callPackage fetchFromGitea foot alejandra;
       pins = import ../npins;
 
+      inherit (pkgs) callPackage;
       mkPackage = path: {__functor = self: self.override;} // (callPackage path {inherit pins;});
-    in {
-      /*
-      packages that follow npins entries
-      they can be updated via npins
-      */
-      ani-cli = mkPackage ./ani-cli;
-      rat = mkPackage ./rat;
-      rofi-calc-wayland = mkPackage ./rofi-calc-wayland;
-      rofi-emoji-wayland = mkPackage ./rofi-emoji-wayland;
-
-      /*
-      static packages
-      need manual intervention with each update
-      */
-      mov-cli = callPackage ./mov-cli {};
-      cloneit = callPackage ./cloneit {};
-      headscale-ui = callPackage ./headscale-ui {};
-      mastodon-bird-ui = callPackage ./mastodon-bird-ui {};
-      reposilite-bin = callPackage ./reposilite-bin {
-        javaJdk = pkgs.openjdk_headless;
-      };
-
-      /*
-      patched packages
-      patches packages take a package from nixpkgs and patch it to suit my own needs
-      */
-      foot-transparent = foot.overrideAttrs (prev: let
-        version = "2024-03-14-unstable";
-      in {
-        inherit version;
-        src = fetchFromGitea {
-          domain = "codeberg.org";
-          owner = "dnkl";
-          repo = "foot";
-          rev = "dd3bb13d97b405495465357f7b7b17c9f2bba3c2";
-          hash = "sha256-Pp3/cNELRYmTOQrJgHX6c+t0QkxEjoly0TLMKVj3H0E=";
-        };
-
-        patches = (prev.patches or []) ++ [../patches/0001-foot-transparent.patch];
-        mesonFlags = (prev.mesonFlags or []) ++ ["-Dfullscreen_alpha=true"];
-
-        meta.mainProgram = "foot";
-      });
-
-      alejandra-no-ads = alejandra.overrideAttrs (prev: {
-        patches = (prev.patches or []) ++ [../patches/0003-alejandra-remove-ads.patch];
-      });
-
-      # override gnome-control-center to trick it into thinking we're running gnome
-      #  <https://github.com/NixOS/nixpkgs/issues/230493>
-      #  <https://gitlab.gnome.org/GNOME/gnome-control-center/-/merge_requests/736>
-      gccn-wrapped = pkgs.gnome.gnome-control-center.overrideAttrs (prev: {
-        # gnome-control-center does not start without XDG_CURRENT_DESKTOP=gnome
-        preFixup =
-          ''
-            gappsWrapperArgs+=(
-              --set XDG_CURRENT_DESKTOP "gnome"
-            );
-          ''
-          + prev.preFixup;
-      });
-    };
+    in
+      import ./top-level.nix {inherit pkgs callPackage mkPackage;};
   };
 }

pkgs/desktops/gnome/gnome-control-center/default.nix

@@ -0,0 +1,13 @@
+{gnome-control-center, ...}:
+gnome-control-center.overrideAttrs (prev: let
+  gwrapperArgs = ''
+    # gnome-control-center does not start without XDG_CURRENT_DESKTOP=gnome
+    gappsWrapperArgs+=(
+      --set XDG_CURRENT_DESKTOP "gnome"
+    );
+  '';
+in {
+  pname = "gnome-control-center-wrapped";
+  preFixup =
+    (prev.preFixup or "") + gwrapperArgs;
+})

pkgs/tools/nix/alejandra-no-ads/default.nix

@@ -0,0 +1,4 @@
+{alejandra, ...}:
+alejandra.overrideAttrs (prev: {
+  patches = (prev.patches or []) ++ [../patches/0003-alejandra-remove-ads.patch];
+})

pkgs/top-level.nix

@@ -0,0 +1,33 @@
+{
+  pkgs,
+  mkPackage,
+  callPackage,
+  ...
+}: {
+  /*
+  packages that follow npins entries
+  they can be updated via npins
+  */
+  ani-cli = mkPackage ./applications/misc/ani-cli;
+  rat = mkPackage ./applications/misc/rat;
+  rofi-calc-wayland = mkPackage ./applications/misc/rofi-calc-wayland;
+  rofi-emoji-wayland = mkPackage ./applications/misc/rofi-emoji-wayland;
+
+  /*
+  static packages
+  need manual intervention with each update
+  */
+  mov-cli = callPackage ./applications/misc/mov-cli {};
+  cloneit = callPackage ./applications/misc/cloneit {};
+  mastodon-bird-ui = callPackage ./applications/social/mastodon-bird-ui {};
+  headscale-ui = callPackage ./applications/networking/headscale-ui {};
+  reposilite-bin = callPackage ./applications/networking/reposilite-bin {
+    javaJdk = pkgs.openjdk_headless;
+  };
+
+  # patched packages
+  # those packages usually follow nixpkgs, so they need neither pinning
+  # nor manual intervention
+  foot-transparent = callPackage ./applications/terminal-emulators/foot-transparent {};
+  alejandra-no-ads = callPackage ./tools/nix/alejandra-no-ads {};
+}