From 9fc1df65621c76cb9edbb781df61fabb21f61342 Mon Sep 17 00:00:00 2001
From: dshaligram <dshaligram@c06c8d41-db1a-0410-9941-cceddc491573>
Date: Thu, 14 Jun 2007 18:14:26 +0000
Subject: Remember choice of Beogh in character selection.

Some code reindenting and housekeeping.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@1587 c06c8d41-db1a-0410-9941-cceddc491573
---
 crawl-ref/source/libutil.cc | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

(limited to 'crawl-ref/source/libutil.cc')

diff --git a/crawl-ref/source/libutil.cc b/crawl-ref/source/libutil.cc
index bee74bab03..27d28e6e7a 100644
--- a/crawl-ref/source/libutil.cc
+++ b/crawl-ref/source/libutil.cc
@@ -180,17 +180,24 @@ std::string make_stringf(const char *s, ...)
     return (buf);
 }
 
-void uppercase(std::string &s)
+std::string &uppercase(std::string &s)
 {
-    /* yes, this is bad, but std::transform() has its own problems */
-    for (unsigned int i = 0; i < s.size(); ++i)
+    for (unsigned i = 0, sz = s.size(); i < sz; ++i)
         s[i] = toupper(s[i]);
+    return (s);
 }
 
-void lowercase(std::string &s)
+std::string &lowercase(std::string &s)
 {
-    for (unsigned int i = 0; i < s.size(); ++i)
+    for (unsigned i = 0, sz = s.size(); i < sz; ++i)
         s[i] = tolower(s[i]);
+    return (s);
+}
+
+std::string lowercase_string(std::string s)
+{
+    lowercase(s);
+    return (s);
 }
 
 bool ends_with(const std::string &s, const std::string &suffix)
@@ -461,7 +468,7 @@ std::string trimmed_string( std::string s )
 }
 
 // also used with macros
-std::string & trim_string( std::string &str )
+std::string &trim_string( std::string &str )
 {
     str.erase( 0, str.find_first_not_of( " \t\n\r" ) );
     str.erase( str.find_last_not_of( " \t\n\r" ) + 1 );
-- 
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