From 1407ad3502a7dd46d6e432b7ccc013bc80341bb1 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Tue, 5 Apr 2022 22:16:29 +0200
Subject: pager: init at 1.0.0

---
 krebs/5pkgs/simple/pager.nix | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 krebs/5pkgs/simple/pager.nix

(limited to 'krebs/5pkgs/simple')

diff --git a/krebs/5pkgs/simple/pager.nix b/krebs/5pkgs/simple/pager.nix
new file mode 100644
index 00000000..f156f741
--- /dev/null
+++ b/krebs/5pkgs/simple/pager.nix
@@ -0,0 +1,34 @@
+{ pkgs }:
+
+pkgs.writeDashBin "pager" ''
+  # usage: pager {view,shift,shiftview}
+  #
+  # Environment variables
+  #
+  #   PAGER_NAME (default: Pager)
+  #     The environment variables specifies the application name under which
+  #     resources are to be obtained.  PAGER_NAME should not contain “.” or “*”
+  #     characters.
+  #
+  set -efu
+
+  pidfile=$XDG_RUNTIME_DIR/pager.lock
+  name=''${PAGER_NAME-Pager}
+
+  if test -e "$pidfile" &&
+     ${pkgs.procps}/bin/pgrep --pidfile="$pidfile" >/dev/null
+  then
+    ${pkgs.procps}/bin/pkill --pidfile="$pidfile"
+    ${pkgs.coreutils}/bin/rm "$pidfile"
+    exit
+  fi
+
+  echo $$ > "$pidfile"
+
+  exec ${pkgs.xterm}/bin/xterm \
+      -name "$name" \
+      -ti vt340 \
+      -xrm 'Pager*geometry: 32x10' \
+      -xrm 'Pager*internalBorder: 2' \
+      -e ${pkgs.haskellPackages.pager}/bin/pager "$@"
+''
-- 
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