Added to_lower() functions

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@861 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Tyler Dauwalder 2002-08-24 04:54:52 +00:00
parent ea1a165a95
commit 1c4b41005c
2 changed files with 57 additions and 0 deletions

View File

@ -11,6 +11,7 @@
#ifndef _STORAGE_SUPPORT_H
#define _STORAGE_SUPPORT_H
#include <string>
namespace BPrivate {
namespace Storage {
@ -38,6 +39,18 @@ status_t check_entry_name(const char *entry);
//! Checks whether a path name is a valid path name.
status_t check_path_name(const char *path);
//! Returns a copy of \c str in which all alphabetic characters are lowercase.
std::string to_lower(const char *str);
//! Places a copy of \c str in \c result in which all alphabetic characters are lowercase.
void to_lower(const char *str, std::string &result);
//! Copies \c str into \c result, converting any uppercase alphabetics to lowercase.
void to_lower(const char *str, char *result);
//! Converts \c str to lowercase.
void to_lower(char *str);
}; // namespace Storage
}; // namespace BPrivate

View File

@ -8,6 +8,7 @@
*/
#include <new>
#include <ctype.h>
#include <string.h>
#include <StorageDefs.h>
@ -315,6 +316,49 @@ check_path_name(const char *path)
return error;
}
/*! Returns "(null)" if you're a bonehead and pass in a \c NULL pointer.
*/
std::string
to_lower(const char *str)
{
std::string result;
to_lower(str, result);
return result;
}
/*! Returns "(null)" if you're a bonehead and pass in a \c NULL pointer.
*/
void
to_lower(const char *str, std::string &result)
{
if (str) {
result = "";
for (int i = 0; i < strlen(str); i++)
result += tolower(str[i]);
} else
result = "(null)";
}
/*! \c str and \c result may point to the same string. \c result is
assumed to be as long as or longer than \c str.
*/
void
to_lower(const char *str, char *result)
{
if (str && result) {
int i;
for (i = 0; i < strlen(str); i++)
result[i] = tolower(str[i]);
result[i] = 0;
}
}
void
to_lower(char *str)
{
to_lower(str, str);
}
}; // namespace Storage
}; // namespace BPrivate