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Ensure that all uses of <ctype.h> functions are applied to unsigned-char

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values, whether the local char type is signed or not.  This is necessary
for portability.  Per discussion on pghackers around 9/16/00.
This commit is contained in:
Tom Lane
2000-12-03 20:45:40 +00:00
parent 4d2a506526
commit a27b691e29
59 changed files with 318 additions and 303 deletions
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15
contrib/fulltextindex/fti.c
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@ -1,7 +1,7 @@
#include "postgres.h"
#include "executor/spi.h"
#include "commands/trigger.h"
#include <ctype.h> /* tolower */
#include <ctype.h>
#include <stdio.h> /* debugging */
/*
@ -256,10 +256,9 @@ fti(PG_FUNCTION_ARGS)
char *string = column;
while (*string != '\0')
{ /* placed 'really' inline. */
*string = tolower(*string); /* some compilers will
* choke */
string++; /* on 'inline' keyword */
{
*string = tolower((unsigned char) *string);
string++;
}
data = (struct varlena *) palloc(sizeof(int32) + strlen(column) +1);
@ -312,9 +311,9 @@ breakup(char *string, char *substring)
* (ie. 'string$%^&', last_start first points to '&', and after
* this to 'g'
*/
if (!isalnum((int) *last_start))
if (!isalnum((unsigned char) *last_start))
{
while (!isalnum((int) *last_start) &&
while (!isalnum((unsigned char) *last_start) &&
last_start > string)
last_start--;
cur_pos = last_start;
@ -323,7 +322,7 @@ breakup(char *string, char *substring)
cur_pos--; /* substrings are at minimum 2 characters
* long */
if (isalnum((int) *cur_pos))
if (isalnum((unsigned char) *cur_pos))
{
/* Houston, we have a substring! :) */
memcpy(substring, cur_pos, last_start - cur_pos + 1);