pkgs/build-support/setup-hooks/patch-rc-path-hooks/patch-rc-path-fish.sh

   1 patchRcPathFish(){
   2     local FILE_TO_PATCH="$1"
   3     local SOURCETIME_PATH="$2"
   4     local FILE_TO_WORK_ON="$(mktemp "$(basename "$FILE_TO_PATCH").XXXXXX.tmp")"
   5     cat <<EOF >> "$FILE_TO_WORK_ON"
   6 # Lines to add to PATH the source-time utilities for Nixpkgs packaging
   7 if set -q NIXPKGS_SOURCETIME_PATH && test (count \$NIXPKGS_SOURCETIME_PATH) -gt 0
   8     set --unpath NIXPKGS_SOURCETIME_PATH_OLD "\$NIXPKGS_SOURCETIME_PATH" \$NIXPKGS_SOURCETIME_PATH_OLD
   9 end
  10 set --path NIXPKGS_SOURCETIME_PATH $SOURCETIME_PATH
  11 set -g --path PATH \$NIXPKGS_SOURCETIME_PATH \$PATH
  12 # End of lines to add to PATH source-time utilities for Nixpkgs packaging
  13 EOF
  14     cat "$FILE_TO_PATCH" >> "$FILE_TO_WORK_ON"
  15     cat <<EOF >> "$FILE_TO_WORK_ON"
  16 # Lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
  17 if set -q PATH && test "\$PATH" != "" && test (count \$PATH) -ge (count \$NIXPKGS_SOURCETIME_PATH)
  18     # Remove the inserted section
  19     for i in (seq 0 (math (count \$PATH) - (count \$NIXPKGS_SOURCETIME_PATH)))
  20         for j in (seq 1 (count \$NIXPKGS_SOURCETIME_PATH))
  21             if test \$PATH[(math \$i + \$j)] != \$NIXPKGS_SOURCETIME_PATH[\$j]
  22                 set i -1
  23                 break
  24             end
  25         end
  26         if test \$i -eq -1
  27             continue
  28         end
  29         if test \$i -eq 0
  30             set -g --path PATH \$PATH[(math (count \$NIXPKGS_SOURCETIME_PATH) + 1)..]
  31         else
  32             set -g --path PATH \$PATH[..\$i] \$PATH[(math (count \$NIXPKGS_SOURCETIME_PATH) + 1 + \$i)..]
  33         end
  34         break
  35     end
  36 end
  37 if set -q NIXPKGS_SOURCETIME_PATH_OLD && test (count \$NIXPKGS_SOURCETIME_PATH_OLD) -gt 0
  38     set --path NIXPKGS_SOURCETIME_PATH \$NIXPKGS_SOURCETIME_PATH_OLD[1]
  39     set --unpath NIXPKGS_SOURCETIME_PATH_OLD \$NIXPKGS_SOURCETIME_PATH_OLD[2..]
  40 else
  41     set -e NIXPKGS_SOURCETIME_PATH
  42 end
  43 if set -q NIXPKGS_SOURCETIME_PATH_OLD && test (count \$NIXPKGS_SOURCETIME_PATH_OLD) -eq 0
  44     set -e NIXPKGS_SOURCETIME_PATH_OLD
  45 end
  46 # End of lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
  47 EOF
  48     cat "$FILE_TO_WORK_ON" > "$FILE_TO_PATCH"
  49     rm "$FILE_TO_WORK_ON"
  50 }