fish: fix for building with cmake 4

I also tried switching to ninja, but with that man pages
are not installed somehow.

fish/0001-cmake-4-backport.patch

@@ -0,0 +1,18 @@
+--- fish-3.7.1/cmake/Tests.cmake.orig	2025-03-30 10:38:59.107492700 +0200
++++ fish-3.7.1/cmake/Tests.cmake	2025-03-30 10:39:21.414080300 +0200
+@@ -41,15 +41,6 @@
+   USES_TERMINAL
+ )
+ 
+-# If CMP0037 is available, also make an alias "test" target.
+-# Note that this policy may not be available, in which case definining such a target silently fails.
+-cmake_policy(PUSH)
+-if(POLICY CMP0037)
+-  cmake_policy(SET CMP0037 OLD)
+-  add_custom_target(test DEPENDS fish_run_tests)
+-endif()
+-cmake_policy(POP)
+-
+ # Build the low-level tests code
+ add_executable(fish_tests EXCLUDE_FROM_ALL
+                src/fish_tests.cpp)

fish/PKGBUILD

@@ -2,7 +2,7 @@
 
 pkgname=fish
 pkgver=3.7.1
-pkgrel=3
+pkgrel=4
 epoch=
 pkgdesc='Smart and user friendly shell intended mostly for interactive use'
 arch=('i686' 'x86_64')
@@ -21,15 +21,24 @@ source=("https://github.com/fish-shell/fish-shell/releases/download/${pkgver}/${
         config.fish
         msys2.fish
         msystem.fish
-        perlbin.fish)
+        perlbin.fish
+        0001-cmake-4-backport.patch)
 sha256sums=('614c9f5643cd0799df391395fa6bbc3649427bb839722ce3b114d3bbc1a3b250'
             'SKIP'
             '983c3273e0249957ed6c40785e005739da30f31d4f029383f257f9990d38811a'
             '8bb0d28df47b66e6785f7db00a2c4316bc15960e67bdec0daca7f811f5bf3895'
             'b1a7b7b4238170373dd8acdc36bcbd1fc3978b3525403b877576139d6090e30d'
-            'b136a9fa94abf53e302f7a1cc28def03b58dd2326990c5f02ceb4988341a5ac6')
+            'b136a9fa94abf53e302f7a1cc28def03b58dd2326990c5f02ceb4988341a5ac6'
+            '5b6168131d30cf0f4a5b39b1e8728eb882414586792101e571879d92efcaac5c')
 validpgpkeys=('003837986104878835FA516D7A67D962D88A709A') # David Adam <zanchey@gmail.com>
 
+prepare() {
+  cd "${pkgname}-${pkgver}"
+
+  # https://github.com/fish-shell/fish-shell/issues/11116
+  patch -p1 < "${srcdir}/0001-cmake-4-backport.patch"
+}
+
 build() {
   cd "${srcdir}/${pkgname}-${pkgver}"
 
@@ -41,14 +50,13 @@ build() {
     -DCMAKE_BUILD_TYPE=None \
     -Wno-dev
 
-  make -C build VERBOSE=1
+  cmake --build build
 }
 
 package() {
   cd "${srcdir}/${pkgname}-${pkgver}/build"
 
-  rm -rf "${srcdir}/${pkgname}-${pkgver}/build/user_doc"
-  make DESTDIR="${pkgdir}" install
+  DESTDIR="${pkgdir}" cmake --install .
 
   install -D -m644 "${srcdir}/config.fish" "${pkgdir}/etc/fish/config.fish"
   install -D -m644 "${srcdir}/msys2.fish" "${pkgdir}/etc/fish/msys2.fish"