Adding you.in_branch(string) as a lua function.

This also removes you.where_are_you() so as not to require lua scripts to
know the value of C++ enums.  This change also fixes stricmp incorrectly
falling through to strcmp on non-MSVC platforms.

1 files changed, 26 insertions, 0 deletions

diff --git a/crawl-ref/source/libutil.cc b/crawl-ref/source/libutil.cc
index a73bc7276d..5b37cd5fd6 100644
--- a/crawl-ref/source/libutil.cc
+++ b/crawl-ref/source/libutil.cc
@@ -221,6 +221,32 @@ int ends_with(const std::string &s, const char *suffixes[])
     return (0);
 }
 
+#ifdef UNIX
+extern "C" int stricmp(const char *str1, const char *str2)
+{
+    int ret = 0;
+
+    // No need to check for *str1.  If str1 ends, then tolower(*str1) will be
+    // 0, ret will be -1, and the loop will break.
+    while (!ret && *str2)
+    {
+        unsigned char c1 = tolower(*str1);
+        unsigned char c2 = tolower(*str2);
+        
+        ret = c1 - c2;
+        str1++;
+        str2++; 
+    }
+
+    if (ret < 0)
+        ret = -1;
+    else if (ret > 0)
+        ret = 1;
+
+    return (ret);
+}
+#endif
+
 // Returns true if s contains tag 'tag', and strips out tag from s.
 bool strip_tag(std::string &s, const std::string &tag, bool skip_padding)
 {