diff options
Diffstat (limited to 'core/ustring.cpp')
| -rw-r--r-- | core/ustring.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/core/ustring.cpp b/core/ustring.cpp index a0d26ea0af..c13c13ec11 100644 --- a/core/ustring.cpp +++ b/core/ustring.cpp @@ -52,8 +52,40 @@ #define UPPERCASE(m_c) (((m_c)>='a' && (m_c)<='z')?((m_c)-('a'-'A')):(m_c)) #define LOWERCASE(m_c) (((m_c)>='A' && (m_c)<='Z')?((m_c)+('a'-'A')):(m_c)) + + + /** STRING **/ +bool CharString::operator<(const CharString& p_right) const { + + if (length()==0) { + return p_right.length()!=0; + } + + + const char *this_str=get_data(); + const char *that_str=get_data(); + while (true) { + + if (*that_str==0 && *this_str==0) + return false; //this can't be equal, sadly + else if (*this_str==0) + return true; //if this is empty, and the other one is not, then we're less.. I think? + else if (*that_str==0) + return false; //otherwise the other one is smaller.. + else if (*this_str < *that_str ) //more than + return true; + else if (*this_str > *that_str ) //less than + return false; + + this_str++; + that_str++; + } + + return false; //should never reach here anyway +} + const char *CharString::get_data() const { if (size()) |