Mercurial > projects > ldc
comparison runtime/internal/util/string.d @ 443:44f08170f4ef
Removed tango from the repository and instead added a runtime dir with the files needed to patch and build tango from svn.
Reworked the LLVMDC specific pragmas.
| author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
|---|---|
| date | Fri, 01 Aug 2008 00:32:06 +0200 |
| parents | |
| children | ecb429ee0648 |
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| 442:76078c8ab5b9 | 443:44f08170f4ef |
|---|---|
| 1 /******************************************************************************* | |
| 2 | |
| 3 copyright: Copyright (c) 2004 Tango group. All rights reserved | |
| 4 | |
| 5 license: BSD style: $(LICENSE) | |
| 6 | |
| 7 version: Initial release: July 2006 | |
| 8 | |
| 9 | |
| 10 Various char[] utilities | |
| 11 | |
| 12 *******************************************************************************/ | |
| 13 | |
| 14 module util.string; | |
| 15 | |
| 16 private import tango.stdc.string; | |
| 17 | |
| 18 // convert uint to char[], within the given buffer | |
| 19 // Returns a valid slice of the populated buffer | |
| 20 char[] intToUtf8 (char[] tmp, size_t val) | |
| 21 in { | |
| 22 assert (tmp.length > 20, "atoi buffer should be 20 or more chars wide"); | |
| 23 } | |
| 24 body | |
| 25 { | |
| 26 char* p = tmp.ptr + tmp.length; | |
| 27 | |
| 28 do { | |
| 29 *--p = (val % 10) + '0'; | |
| 30 } while (val /= 10); | |
| 31 | |
| 32 return tmp [cast(size_t)(p - tmp.ptr) .. $]; | |
| 33 } | |
| 34 | |
| 35 | |
| 36 // function to compare two strings | |
| 37 int stringCompare (char[] s1, char[] s2) | |
| 38 { | |
| 39 auto len = s1.length; | |
| 40 | |
| 41 if (s2.length < len) | |
| 42 len = s2.length; | |
| 43 | |
| 44 int result = memcmp(s1.ptr, s2.ptr, len); | |
| 45 | |
| 46 if (result == 0) | |
| 47 result = cast(int)s1.length - cast(int)s2.length; | |
| 48 | |
| 49 return result; | |
| 50 } |