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Make sure the argument to ctype.h macros is always an unsigned character.

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Ticket #839. (CVS 1881)

FossilOrigin-Name: b065973898c06a81c69b70b3fa91c79334bd9b9a
This commit is contained in:
drh
2004-08-08 20:22:17 +00:00
parent 8dcd7cab83
commit 4c755c0f53
13 changed files with 74 additions and 73 deletions
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10
src/func.c
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@@ -16,7 +16,7 @@
** sqliteRegisterBuildinFunctions() found at the bottom of the file.
** All other code has file scope.
**
** $Id: func.c,v 1.79 2004/07/18 23:06:54 drh Exp $
** $Id: func.c,v 1.80 2004/08/08 20:22:18 drh Exp $
*/
#include <ctype.h>
#include <math.h>
@@ -208,7 +208,7 @@ static void upperFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
if( z==0 ) return;
strcpy(z, sqlite3_value_text(argv[0]));
for(i=0; z[i]; i++){
if( islower(z[i]) ) z[i] = toupper(z[i]);
z[i] = toupper(z[i]);
}
sqlite3_result_text(context, z, -1, SQLITE_TRANSIENT);
sqliteFree(z);
@@ -221,7 +221,7 @@ static void lowerFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
if( z==0 ) return;
strcpy(z, sqlite3_value_text(argv[0]));
for(i=0; z[i]; i++){
if( isupper(z[i]) ) z[i] = tolower(z[i]);
z[i] = tolower(z[i]);
}
sqlite3_result_text(context, z, -1, SQLITE_TRANSIENT);
sqliteFree(z);
@@ -691,7 +691,7 @@ static void quoteFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
*/
static void soundexFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
char zResult[8];
const char *zIn;
const u8 *zIn;
int i, j;
static const unsigned char iCode[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -704,7 +704,7 @@ static void soundexFunc(sqlite3_context *context, int argc, sqlite3_value **argv
1, 2, 6, 2, 3, 0, 1, 0, 2, 0, 2, 0, 0, 0, 0, 0,
};
assert( argc==1 );
zIn = sqlite3_value_text(argv[0]);
zIn = (u8*)sqlite3_value_text(argv[0]);
for(i=0; zIn[i] && !isalpha(zIn[i]); i++){}
if( zIn[i] ){
zResult[0] = toupper(zIn[i]);