From b1149dc3031fc7d0994ae990f495a27a490725d8 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Sun, 17 Jul 2022 21:54:01 +0300
Subject: [PATCH] cmake: add check-pc-files hook to check broken pc files

see nixpkgs pr 172150
---
 .../cmake/check-pc-files-hook.sh               | 18 ++++++++++++++++++
 .../tools/build-managers/cmake/default.nix     |  8 +++++---
 2 files changed, 23 insertions(+), 3 deletions(-)
 create mode 100644 pkgs/development/tools/build-managers/cmake/check-pc-files-hook.sh

diff --git a/pkgs/development/tools/build-managers/cmake/check-pc-files-hook.sh b/pkgs/development/tools/build-managers/cmake/check-pc-files-hook.sh
new file mode 100644
index 000000000000000..94d1b7b53556eb0
--- /dev/null
+++ b/pkgs/development/tools/build-managers/cmake/check-pc-files-hook.sh
@@ -0,0 +1,18 @@
+cmakePcfileCheckPhase() {
+    while IFS= read -rd $'\0' file; do
+        grepout=$(grep --line-number '}//nix/store' "$file" || true)
+        if [ -n "$grepout" ]; then
+            {
+            echo "Broken paths found in a .pc file! $file"
+            echo "The following lines have issues (specifically '//' in paths)."
+            echo "$grepout"
+            echo "It is very likely that paths are being joined improperly."
+            echo 'ex: "${prefix}/@CMAKE_INSTALL_LIBDIR@" should be "@CMAKE_INSTALL_FULL_LIBDIR@"'
+            echo "Please see https://github.com/NixOS/nixpkgs/issues/144170 for more details."
+            exit 1
+            } 1>&2
+        fi
+    done < <(find "${!outputDev}" -iname "*.pc" -print0)
+}
+
+postFixupHooks+=(cmakePcfileCheckPhase)
diff --git a/pkgs/development/tools/build-managers/cmake/default.nix b/pkgs/development/tools/build-managers/cmake/default.nix
index 7badaccf8ab1d7f..722c8b63034b63b 100644
--- a/pkgs/development/tools/build-managers/cmake/default.nix
+++ b/pkgs/development/tools/build-managers/cmake/default.nix
@@ -61,13 +61,15 @@ stdenv.mkDerivation rec {
   outputs = [ "out" ] ++ lib.optionals buildDocs [ "man" "info" ];
   setOutputFlags = false;
 
-  setupHook = ./setup-hook.sh;
+  setupHooks = [
+    ./setup-hook.sh
+    ./check-pc-files-hook.sh
+  ];
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
 
-  nativeBuildInputs = [
+  nativeBuildInputs = setupHooks ++ [
     pkg-config
-    setupHook
   ]
   ++ lib.optionals buildDocs [ texinfo ]
   ++ lib.optionals qt5UI [ wrapQtAppsHook ];