ulimit: remove unreachable error message

When there is no limit value, ulimit will have printed the current one
and exited

Part of #12603

localization/po/de.po

@@ -507,10 +507,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr "%s: Fehlendes '--'-Trennzeichen"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s: Neues Limit darf keine leere Zeichenkette sein"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr ""

localization/po/en.po

@@ -507,10 +507,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr ""
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr ""
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s: No binding found for key “%s”"

localization/po/es.po

@@ -507,10 +507,6 @@ msgstr "%s: La opción larga '%s' ya está definida"
 msgid "%s: Missing -- separator"
 msgstr "%s: Falta el separador --"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s: El nuevo límite no puede ser un string vacío"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s: No se encontró una asignación para la tecla '%s'"

localization/po/fr.po

@@ -636,10 +636,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr "%s : Séparateur -- manquant"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s : La nouvelle limite ne peut être une chaîne vide"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s : Aucun lien trouvé pour la combinaison %s"

localization/po/ja_JP.po

@@ -506,10 +506,6 @@ msgstr "%s: ロングフラグ '%s' はすでに定義されています"
 msgid "%s: Missing -- separator"
 msgstr "%s: -- セパレータがありません"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s: 新しい制限値を空文字列にすることはできません"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s: キー '%s' のバインドが見つかりません"

localization/po/pl.po

@@ -503,10 +503,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr ""
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr ""
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr ""

localization/po/pt_BR.po

@@ -508,10 +508,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr ""
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr ""
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr ""

localization/po/sv.po

@@ -504,10 +504,6 @@ msgstr ""
 msgid "%s: Missing -- separator"
 msgstr ""
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr ""
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr ""

localization/po/zh_CN.po

@@ -528,10 +528,6 @@ msgstr "%s: 长标识 '%s' 已定义"
 msgid "%s: Missing -- separator"
 msgstr "%s: 缺少 -- 分隔符"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s: 新限制不能为空字符串"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s: 未找到键 '%s' 的绑定"

localization/po/zh_TW.po

@@ -501,10 +501,6 @@ msgstr "%s：定義過長旗標「%s」了"
 msgid "%s: Missing -- separator"
 msgstr "%s：缺少 -- 分隔"
 
-#, c-format
-msgid "%s: New limit cannot be an empty string"
-msgstr "%s：新的限制不能是空字串"
-
 #, c-format
 msgid "%s: No binding found for key '%s'"
 msgstr "%s：找不到按鍵「%s」的綁定"

src/builtins/ulimit.rs

@@ -370,14 +370,8 @@ pub fn ulimit(parser: &Parser, streams: &mut IoStreams, args: &mut [&wstr]) -> B
         BUILTIN_ULIMIT_INVALID "%s: Invalid limit '%s'"
     }
 
-    let new_limit: rlim_t = if w.wopt_index == argc {
-        streams.err.appendln(&wgettext_fmt!(
-            "%s: New limit cannot be an empty string",
-            cmd
-        ));
-        builtin_print_error_trailer(parser, streams.err, cmd);
-        return Err(STATUS_INVALID_ARGS);
-    } else if wcscasecmp(w.argv[w.wopt_index], L!("unlimited")) == Ordering::Equal {
+    let new_limit: rlim_t = if wcscasecmp(w.argv[w.wopt_index], L!("unlimited")) == Ordering::Equal
+    {
         RLIM_INFINITY
     } else if wcscasecmp(w.argv[w.wopt_index], L!("hard")) == Ordering::Equal {
         match get(what, true) {