tm: unbreak (#403519)

pkgs/by-name/tm/tm/missing-string-header.patch

@@ -0,0 +1,24 @@
+diff --git a/unix_client.c b/unix_client.c
+index 920910a..6d608fd 100644
+--- a/unix_client.c
++++ b/unix_client.c
+@@ -8,6 +8,7 @@
+ #include <sys/socket.h>
+ #include <unistd.h>
+ #include <assert.h>
++#include <string.h>
+ 
+ #include "main.h"
+ #include "handlers.h"
+diff --git a/unix_server.c b/unix_server.c
+index 5cf93ed..d3c51c9 100644
+--- a/unix_server.c
++++ b/unix_server.c
+@@ -8,6 +8,7 @@
+ #include <assert.h>
+ #include <unistd.h>
+ #include <stdio.h>
++#include <string.h>
+ #include <sys/un.h>
+ #include <sys/socket.h>
+ #include <sys/select.h>

pkgs/by-name/tm/tm/package.nix

@@ -4,27 +4,32 @@
   fetchurl,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAtts: {
   pname = "tm";
   version = "0.4.1";
 
   src = fetchurl {
-    url = "https://vicerveza.homeunix.net/~viric/soft/tm/tm-${version}.tar.gz";
-    sha256 = "3b389bc03b6964ad5ffa57a344b891fdbcf7c9b2604adda723a863f83657c4a0";
+    url = "https://vicerveza.homeunix.net/~viric/soft/tm/tm-${finalAtts.version}.tar.gz";
+    hash = "sha256-OzibwDtpZK1f+lejRLiR/bz3ybJgSt2nI6hj+DZXxKA=";
   };
 
   makeFlags = [ "PREFIX=$(out)" ];
 
+  patches = [
+    # fix using strncpy and strlen without including string.h
+    ./missing-string-header.patch
+  ];
+
   postPatch = ''
     sed -i 's@/usr/bin/install@install@g ; s/gcc/cc/g' Makefile
   '';
 
-  meta = with lib; {
+  meta = {
     description = "Terminal mixer - multiplexer for the i/o of terminal applications";
     homepage = "http://vicerveza.homeunix.net/~viric/soft/tm";
-    license = licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     maintainers = [ ];
-    platforms = platforms.all;
+    platforms = lib.platforms.all;
     mainProgram = "tm";
   };
-}
+})