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-rw-r--r--krebs/5pkgs/simple/withGetopt.nix26
1 files changed, 19 insertions, 7 deletions
diff --git a/krebs/5pkgs/simple/withGetopt.nix b/krebs/5pkgs/simple/withGetopt.nix
index fd59adcaf..196e6765a 100644
--- a/krebs/5pkgs/simple/withGetopt.nix
+++ b/krebs/5pkgs/simple/withGetopt.nix
@@ -13,6 +13,7 @@ opt-spec: cmd-spec: let
opts = mapAttrs (name: value: value // rec {
long = value.long or (replaceStrings ["_"] ["-"] name);
ref = value.ref or "\"\$${varname}\"";
+ short = value.short or null;
switch = value.switch or false;
varname = value.varname or (replaceStrings ["-"] ["_"] name);
}) opt-spec;
@@ -43,11 +44,17 @@ in writeDash wrapper-name ''
'') opts)}
args=$(${utillinux}/bin/getopt \
+ -l ${shell.escape
+ (concatMapStringsSep ","
+ (opt: opt.long + optionalString (!opt.switch) ":")
+ (filter (opt: opt.long != null)
+ (attrValues opts)))} \
-n "$wrapper_name" \
- -o "" \
- -l ${concatMapStringsSep ","
- (opt: opt.long + optionalString (!opt.switch) ":")
- (attrValues opts)} \
+ -o ${shell.escape
+ (concatMapStringsSep ""
+ (opt: opt.short + optionalString (!opt.switch) ":")
+ (filter (opt: opt.short != null)
+ (attrValues opts)))} \
-s sh \
-- "$@")
if \test $? != 0; then exit 1; fi
@@ -56,7 +63,10 @@ in writeDash wrapper-name ''
while :; do
case $1 in
${concatStringsSep "\n" (mapAttrsToList (name: opt: /* sh */ ''
- --${opt.long})
+ (${concatMapStringsSep "|" shell.escape (filter (x: x != "") [
+ (optionalString (opt.long != null) "--${opt.long}")
+ (optionalString (opt.short != null) "-${opt.short}")
+ ])})
${if opt.switch then /* sh */ ''
${opt.varname}=true
shift
@@ -65,7 +75,9 @@ in writeDash wrapper-name ''
shift 2
''}
;;
- '') opts)}
+ '') (filterAttrs
+ (_: opt: opt.long != null || opt.short != null)
+ opts))}
--)
shift
break
@@ -102,5 +114,5 @@ in writeDash wrapper-name ''
export ${opt.varname}
'') opts)}
- ${cmd-script}
+ ${cmd-script} "$@"
''