da31bd5673
Init patchRcPath hooks, which provides utilities to patch shell scripts to be sourced by users. Add test cases and documentation.
58 lines
2.1 KiB
Bash
58 lines
2.1 KiB
Bash
patchRcPathCsh(){
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local FILE_TO_PATCH="$1"
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local SOURCETIME_PATH="$2"
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local FILE_TO_WORK_ON="$(mktemp "$(basename "$FILE_TO_PATCH").XXXXXX.tmp")"
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cat <<EOF >> "$FILE_TO_WORK_ON"
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# Lines to add to PATH the source-time utilities for Nixpkgs packaging
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if (\$?NIXPKGS_SOURCETIME_PATH) then
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if ("\$NIXPKGS_SOURCETIME_PATH" != "") then
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if (\$?NIXPKGS_SOURCETIME_PATH_OLD) then
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if ("\$NIXPKGS_SOURCETIME_PATH_OLD" != "")
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set NIXPKGS_SOURCETIME_PATH_OLD = (\$NIXPKGS_SOURCETIME_PATH \$NIXPKGS_SOURCETIME_PATH_OLD)
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else
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set NIXPKGS_SOURCETIME_PATH_OLD = \$NIXPKGS_SOURCETIME_PATH
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endif
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else
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set NIXPKGS_SOURCETIME_PATH_OLD = \$NIXPKGS_SOURCETIME_PATH
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endif
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endif
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endif
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set NIXPKGS_SOURCETIME_PATH = "$SOURCETIME_PATH"
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if (! \$?PATH) then
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setenv PATH ""
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endif
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if ("\$PATH" != "") then
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setenv PATH "\${NIXPKGS_SOURCETIME_PATH}:\$PATH"
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else
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setenv PATH "\$NIXPKGS_SOURCETIME_PATH"
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endif
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# End of lines to add to PATH source-time utilities for Nixpkgs packaging
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EOF
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cat "$FILE_TO_PATCH" >> "$FILE_TO_WORK_ON"
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cat <<EOF >> "$FILE_TO_WORK_ON"
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# Lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
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if (\$?PATH) then
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if ("\$PATH" != "") then
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# Remove the inserted section, the duplicated colons, and the leading and trailing colon
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setenv PATH \`echo "\$PATH" | @sed@ "s#\${NIXPKGS_SOURCETIME_PATH}##" | @sed@ "s#::#:#g" | @sed@ "s#^:##" | @sed@ 's#:\$##'\`
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endif
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endif
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if (\$?NIXPKGS_SOURCETIME_PATH_OLD) then
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if ("\$NIXPKGS_SOURCETIME_PATH_OLD" != "") then
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set NIXPKGS_SOURCETIME_PATH = \$NIXPKGS_SOURCETIME_PATH_OLD[1]
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set NIXPKGS_SOURCETIME_PATH_OLD = \$NIXPKGS_SOURCETIME_PATH_OLD[2-]
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else
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unset NIXPKGS_SOURCETIME_PATH
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endif
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if (NIXPKGS_SOURCETIME_PATH_OLD == "") then
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unset NIXPKGS_SOURCETIME_PATH_OLD
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endif
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else
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unset NIXPKGS_SOURCETIME_PATH
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endif
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# End of lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
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EOF
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cat "$FILE_TO_WORK_ON" > "$FILE_TO_PATCH"
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rm "$FILE_TO_WORK_ON"
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}
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