mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-12-01 03:47:07 -05:00
36 lines
909 B
C++
36 lines
909 B
C++
// Scintilla source code edit control
|
|
/** @file StringCopy.h
|
|
** Safe string copy function which always NUL terminates.
|
|
** ELEMENTS macro for determining array sizes.
|
|
**/
|
|
// Copyright 2013 by Neil Hodgson <neilh@scintilla.org>
|
|
// The License.txt file describes the conditions under which this software may be distributed.
|
|
|
|
#ifndef STRINGCOPY_H
|
|
#define STRINGCOPY_H
|
|
|
|
#ifdef SCI_NAMESPACE
|
|
namespace Scintilla {
|
|
#endif
|
|
|
|
// Safer version of string copy functions like strcpy, wcsncpy, etc.
|
|
// Instantiate over fixed length strings of both char and wchar_t.
|
|
// May truncate if source doesn't fit into dest with room for NUL.
|
|
|
|
template <typename T, size_t count>
|
|
void StringCopy(T (&dest)[count], const T* source) {
|
|
for (size_t i=0; i<count; i++) {
|
|
dest[i] = source[i];
|
|
if (!source[i])
|
|
break;
|
|
}
|
|
dest[count-1] = 0;
|
|
}
|
|
|
|
#define ELEMENTS(a) (sizeof(a) / sizeof(a[0]))
|
|
|
|
#ifdef SCI_NAMESPACE
|
|
}
|
|
#endif
|
|
|
|
#endif
|