pkgsStatic.lm_sensors: fix build

pkgs/os-specific/linux/lm-sensors/default.nix

@@ -24,6 +24,13 @@ stdenv.mkDerivation rec {
     hash = "sha256-9lfHCcODlS7sZMjQhK0yQcCBEoGyZOChx/oM0CU37sY=";
   };
 
+  # Upstream build system have knob to enable and disable building of static
+  # library, shared library is built unconditionally.
+  postPatch = lib.optionalString stdenv.hostPlatform.isStatic ''
+    sed -i 'lib/Module.mk' -e '/LIBTARGETS :=/,+1d; /-m 755/ d'
+    substituteInPlace prog/sensors/Module.mk --replace 'lib/$(LIBSHBASENAME)' ""
+  '';
+
   nativeBuildInputs = [ bison flex which ];
   # bash is required for correctly replacing the shebangs in all tools for cross-compilation.
   buildInputs = [ bash perl ]
@@ -39,6 +46,12 @@ stdenv.mkDerivation rec {
     "ETCDIR=${placeholder "out"}/etc"
   ];
 
+  # Making regexp to patch-out installing of .so symlinks from Makefile is
+  # complicated, it is easier to remove them post-install.
+  postInstall = lib.optionalString stdenv.hostPlatform.isStatic ''
+    rm $out/lib/*.so*
+  '';
+
   meta = with lib; {
     homepage = "https://hwmon.wiki.kernel.org/lm_sensors";
     changelog = "https://raw.githubusercontent.com/lm-sensors/lm-sensors/V${dashedVersion}/CHANGES";