fzfmenu: move to krebs

1 files changed, 55 insertions, 0 deletions

diff --git a/krebs/5pkgs/simple/fzfmenu/default.nix b/krebs/5pkgs/simple/fzfmenu/default.nix
new file mode 100644
index 000000000..64e95d233
--- /dev/null
+++ b/krebs/5pkgs/simple/fzfmenu/default.nix
@@ -0,0 +1,55 @@
+{ pkgs, ... }:
+
+pkgs.writeDashBin "fzfmenu" ''
+  set -efu
+  PROMPT=">"
+  for i in "$@"
+  do
+  case $i in
+      -p)
+      PROMPT="$2"
+      shift
+      shift
+      break
+      ;;
+      -l)
+      # no reason to filter number of lines
+      LINES="$2"
+      shift
+      shift
+      break
+      ;;
+      -i)
+      # we do this anyway
+      shift
+      break
+      ;;
+      *)
+      echo "Unknown option $1" >&2
+      shift
+      ;;
+  esac
+  done
+  INPUT=$(${pkgs.coreutils}/bin/cat)
+  OUTPUT="$(${pkgs.coreutils}/bin/mktemp)"
+  if [ -z ''${TERM+x} ]; then #check if we can print fzf in the shell
+    ${pkgs.rxvt_unicode}/bin/urxvt \
+      -name fzfmenu -title fzfmenu \
+      -e ${pkgs.dash}/bin/dash -c \
+        "echo \"$INPUT\" | ${pkgs.fzf}/bin/fzf \
+          --history=/dev/null \
+          --print-query \
+          --prompt=\"$PROMPT\" \
+          --reverse \
+          > \"$OUTPUT\"" 2>/dev/null
+  else
+    echo "$INPUT" | ${pkgs.fzf}/bin/fzf \
+      --history=/dev/null \
+      --print-query \
+      --prompt="$PROMPT" \
+      --reverse \
+      > "$OUTPUT"
+  fi
+  ${pkgs.coreutils}/bin/tail -1 "$OUTPUT"
+  ${pkgs.coreutils}/bin/rm "$OUTPUT"
+''