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Overview
| Comment: | Correct return type on sqliteStrICmp() when argument strings differ. Ticket #804. (CVS 1793) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | version_2 |
| Files: | files | file ages | folders |
| SHA1: |
296528b281025d86650cf0e4c17e75c2 |
| User & Date: | drh 2004-07-15 13:08:41 |
Context
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2004-07-15
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| 13:37 | Make SrcList.nSrc a signed quantity to avoid problems on AIX. (CVS 1795) (check-in: 41526d09 user: drh tags: version_2) | |
| 13:08 | Correct return type on sqliteStrICmp() when argument strings differ. Ticket #804. (CVS 1793) (check-in: 296528b2 user: drh tags: version_2) | |
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2004-06-26
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| 14:40 | Fold in changes submitted by the PHP developers. (CVS 1742) (check-in: a4a25708 user: drh tags: version_2) | |
Changes
Changes to src/util.c.
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.74 2004/02/22 17:49:34 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ** If malloc() ever fails, this global variable gets set to 1. ................................................................................ ** there is no consistency, we will define our own. */ int sqliteStrICmp(const char *zLeft, const char *zRight){ register unsigned char *a, *b; a = (unsigned char *)zLeft; b = (unsigned char *)zRight; while( *a!=0 && UpperToLower[*a]==UpperToLower[*b]){ a++; b++; } return *a - *b; } int sqliteStrNICmp(const char *zLeft, const char *zRight, int N){ register unsigned char *a, *b; a = (unsigned char *)zLeft; b = (unsigned char *)zRight; while( N-- > 0 && *a!=0 && UpperToLower[*a]==UpperToLower[*b]){ a++; b++; } return N<0 ? 0 : *a - *b; } /* ** Return TRUE if z is a pure numeric string. Return FALSE if the ** string contains any character which is not part of a number. ** ** Am empty string is considered non-numeric. |
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.74.2.1 2004/07/15 13:08:41 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ** If malloc() ever fails, this global variable gets set to 1. ................................................................................ ** there is no consistency, we will define our own. */ int sqliteStrICmp(const char *zLeft, const char *zRight){ register unsigned char *a, *b; a = (unsigned char *)zLeft; b = (unsigned char *)zRight; while( *a!=0 && UpperToLower[*a]==UpperToLower[*b]){ a++; b++; } return UpperToLower[*a] - UpperToLower[*b]; } int sqliteStrNICmp(const char *zLeft, const char *zRight, int N){ register unsigned char *a, *b; a = (unsigned char *)zLeft; b = (unsigned char *)zRight; while( N-- > 0 && *a!=0 && UpperToLower[*a]==UpperToLower[*b]){ a++; b++; } return N<0 ? 0 : UpperToLower[*a] - UpperToLower[*b]; } /* ** Return TRUE if z is a pure numeric string. Return FALSE if the ** string contains any character which is not part of a number. ** ** Am empty string is considered non-numeric. |