gtksourceview{3,4,5}: enable __structuredAttrs and strictDeps (#538088)

pkgs/development/libraries/gtksourceview/3.x.nix

@@ -24,6 +24,9 @@ stdenv.mkDerivation (finalAttrs: {
   pname = "gtksourceview";
   version = "3.24.11";
 
+  __structuredAttrs = true;
+  strictDeps = true;
+
   src =
     let
       inherit (finalAttrs) pname version;
@@ -51,6 +54,7 @@ stdenv.mkDerivation (finalAttrs: {
     perl
     gobject-introspection
     vala
+    libxml2 # xmllint
   ];
 
   nativeCheckInputs = [
@@ -81,11 +85,15 @@ stdenv.mkDerivation (finalAttrs: {
 
   doCheck = stdenv.hostPlatform.isLinux;
   checkPhase = ''
+    runHook preCheck
+
     NO_AT_BRIDGE=1 \
     XDG_DATA_DIRS="$XDG_DATA_DIRS:${shared-mime-info}/share" \
     xvfb-run -s '-screen 0 800x600x24' dbus-run-session \
       --config-file=${dbus}/share/dbus-1/session.conf \
       make check
+
+    runHook postCheck
   '';
 
   passthru.tests.pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;

pkgs/development/libraries/gtksourceview/4.x.nix

@@ -28,6 +28,9 @@ stdenv.mkDerivation (finalAttrs: {
   pname = "gtksourceview";
   version = "4.8.4";
 
+  __structuredAttrs = true;
+  strictDeps = true;
+
   outputs = [
     "out"
     "dev"
@@ -70,6 +73,7 @@ stdenv.mkDerivation (finalAttrs: {
     perl
     gobject-introspection
     vala
+    libxml2 # xmllint
   ];
 
   buildInputs = [
@@ -100,9 +104,7 @@ stdenv.mkDerivation (finalAttrs: {
       --replace "if generate_vapi" "if false"
   '';
 
-  # Broken by PCRE 2 bump in GLib.
-  # https://gitlab.gnome.org/GNOME/gtksourceview/-/issues/283
-  doCheck = false;
+  doCheck = stdenv.hostPlatform.isLinux;
 
   checkPhase = ''
     runHook preCheck

pkgs/development/libraries/gtksourceview/5.x.nix

@@ -27,6 +27,9 @@ stdenv.mkDerivation (finalAttrs: {
   pname = "gtksourceview";
   version = "5.20.0";
 
+  __structuredAttrs = true;
+  strictDeps = true;
+
   outputs = [
     "out"
     "dev"
@@ -55,6 +58,7 @@ stdenv.mkDerivation (finalAttrs: {
     vala
     gi-docgen
     gtk4 # for gtk4-update-icon-cache checked during configure
+    libxml2 # xmllint
   ];
 
   buildInputs = [