From 9bd158f4617d619ec4017df1926c7a6b75126f55 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Tue, 12 Oct 2021 20:00:46 +0200
Subject: [PATCH] txt2man: minor cleanups, don't overwrite patchPhase, use
 makeFlags directly

---
 pkgs/tools/misc/txt2man/default.nix | 30 ++++++++++++++---------------
 1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/pkgs/tools/misc/txt2man/default.nix b/pkgs/tools/misc/txt2man/default.nix
index b522665e34f..a6ebcb28821 100644
--- a/pkgs/tools/misc/txt2man/default.nix
+++ b/pkgs/tools/misc/txt2man/default.nix
@@ -11,19 +11,19 @@ stdenv.mkDerivation rec {
     hash = "sha256-Aqi5PNNaaM/tr9A/7vKeafYKYIs/kHbwHzE7+R/9r9s=";
   };
 
-  preConfigure = ''
-    makeFlags=prefix="$out"
-  '';
+  makeFlags = [
+    "prefix=${placeholder "out"}"
+  ];
 
-  patchPhase = ''
+  postPatch = ''
     for f in bookman src2man txt2man; do
-        substituteInPlace $f --replace "gawk" "${gawk}/bin/gawk"
-
-        substituteInPlace $f --replace "(date" "(${coreutils}/bin/date"
-        substituteInPlace $f --replace "=cat" "=${coreutils}/bin/cat"
-        substituteInPlace $f --replace "cat <<" "${coreutils}/bin/cat <<"
-        substituteInPlace $f --replace "expand" "${coreutils}/bin/expand"
-        substituteInPlace $f --replace "(uname" "(${coreutils}/bin/uname"
+      substituteInPlace $f \
+        --replace "gawk" "${gawk}/bin/gawk" \
+        --replace "(date" "(${coreutils}/bin/date" \
+        --replace "=cat" "=${coreutils}/bin/cat" \
+        --replace "cat <<" "${coreutils}/bin/cat <<" \
+        --replace "expand" "${coreutils}/bin/expand" \
+        --replace "(uname" "(${coreutils}/bin/uname"
     done
   '';
 
@@ -35,11 +35,11 @@ stdenv.mkDerivation rec {
     sh -c 'unset PATH; printf hello | ./txt2man'
   '';
 
-  meta = {
+  meta = with lib; {
     description = "Convert flat ASCII text to man page format";
     homepage = "http://mvertes.free.fr/";
-    license = lib.licenses.gpl2;
-    platforms = with lib.platforms; linux ++ darwin;
-    maintainers = with lib.maintainers; [ bjornfor ];
+    license = licenses.gpl2;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ bjornfor ];
   };
 }