Make sure that all <ctype.h> routines are called with unsigned char

values; it's not portable to call them with signed chars.  I recall doing
this for the last release, but a few more uncasted calls have snuck in.
This commit is contained in:
Tom Lane 2001-12-30 23:09:42 +00:00
parent e7d9a6bf63
commit ee051baeac
7 changed files with 23 additions and 22 deletions

View File

@ -78,7 +78,7 @@ isinteger(char *buff)
i++;
continue;
}
if (!isdigit((int) *i))
if (!isdigit((unsigned char) *i))
return 0;
i++;
}
@ -90,7 +90,7 @@ strtoupper(char *string)
{
while (*string != '\0')
{
*string = toupper(*string);
*string = toupper((unsigned char) *string);
string++;
}
}
@ -100,7 +100,7 @@ strtolower(char *string)
{
while (*string != '\0')
{
*string = tolower(*string);
*string = tolower((unsigned char) *string);
string++;
}
}

View File

@ -253,17 +253,18 @@ metaphone(PG_FUNCTION_ARGS)
* accesssing the array directly... */
/* Look at the next letter in the word */
#define Next_Letter (toupper(word[w_idx+1]))
#define Next_Letter (toupper((unsigned char) word[w_idx+1]))
/* Look at the current letter in the word */
#define Curr_Letter (toupper(word[w_idx]))
#define Curr_Letter (toupper((unsigned char) word[w_idx]))
/* Go N letters back. */
#define Look_Back_Letter(n) (w_idx >= n ? toupper(word[w_idx-n]) : '\0')
#define Look_Back_Letter(n) \
(w_idx >= (n) ? toupper((unsigned char) word[w_idx-(n)]) : '\0')
/* Previous letter. I dunno, should this return null on failure? */
#define Prev_Letter (Look_Back_Letter(1))
/* Look two letters down. It makes sure you don't walk off the string. */
#define After_Next_Letter (Next_Letter != '\0' ? toupper(word[w_idx+2]) \
: '\0')
#define Look_Ahead_Letter(n) (toupper(Lookahead(word+w_idx, n)))
#define After_Next_Letter \
(Next_Letter != '\0' ? toupper((unsigned char) word[w_idx+2]) : '\0')
#define Look_Ahead_Letter(n) toupper((unsigned char) Lookahead(word+w_idx, n))
/* Allows us to safely look ahead an arbitrary # of letters */
@ -291,7 +292,7 @@ Lookahead(char *word, int how_far)
#define Phone_Len (p_idx)
/* Note is a letter is a 'break' in the word */
#define Isbreak(c) (!isalpha(c))
#define Isbreak(c) (!isalpha((unsigned char) (c)))
int
@ -336,7 +337,7 @@ _metaphone(
/*-- The first phoneme has to be processed specially. --*/
/* Find our first letter */
for (; !isalpha(Curr_Letter); w_idx++)
for (; !isalpha((unsigned char) (Curr_Letter)); w_idx++)
{
/* On the off chance we were given nothing but crap... */
if (Curr_Letter == '\0')
@ -435,7 +436,7 @@ _metaphone(
*/
/* Ignore non-alphas */
if (!isalpha(Curr_Letter))
if (!isalpha((unsigned char) (Curr_Letter)))
continue;
/* Drop duplicates, except CC */

View File

@ -153,7 +153,7 @@ char _codes[26] = {
};
#define ENCODE(c) (isalpha(c) ? _codes[((toupper(c)) - 'A')] : 0)
#define ENCODE(c) (isalpha((unsigned char) (c)) ? _codes[((toupper((unsigned char) (c))) - 'A')] : 0)
#define isvowel(c) (ENCODE(c) & 1) /* AEIOU */

View File

@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: pgcrypto.c,v 1.11 2001/11/20 15:50:53 momjian Exp $
* $Id: pgcrypto.c,v 1.12 2001/12/30 23:09:41 tgl Exp $
*/
#include <postgres.h>
@ -556,7 +556,7 @@ find_provider(text *name,
p = VARDATA(name);
for (i = 0; i < len; i++)
buf[i] = tolower(p[i]);
buf[i] = tolower((unsigned char) p[i]);
buf[len] = 0;
err = provider_lookup(buf, &res);

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.85 2001/12/29 21:28:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.86 2001/12/30 23:09:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -959,7 +959,7 @@ DecodeDateTime(char **field, int *ftype, int nf,
if (tzp == NULL)
return -1;
if (isdigit(*field[i]) || ptype != 0)
if (isdigit((unsigned char) *field[i]) || ptype != 0)
{
char *cp;
@ -1573,7 +1573,7 @@ DecodeTimeOnly(char **field, int *ftype, int nf,
/* otherwise, this is a time and/or time zone */
else
{
if (isdigit(*field[i]))
if (isdigit((unsigned char) *field[i]))
{
char *cp;

View File

@ -1092,7 +1092,7 @@ CC_send_query(ConnectionClass *self, char *query, QueryInfo *qi)
ReadyToReturn = FALSE;
empty_reqs = 0;
for (wq = query; isspace(*wq); wq++)
for (wq = query; isspace((unsigned char) *wq); wq++)
;
if (*wq == '\0')
empty_reqs = 1;

View File

@ -193,7 +193,7 @@ timestamp2stime(const char *str, SIMPLE_TIME *st, BOOL *bZone, int *zone)
}
for (i = 1; i < 10; i++)
{
if (!isdigit(rest[i]))
if (!isdigit((unsigned char) rest[i]))
break;
}
for (; i < 10; i++)
@ -1351,7 +1351,7 @@ copy_statement_with_parameters(StatementClass *stmt)
while (isspace((unsigned char) old_statement[++opos]));
}
if (strnicmp(&old_statement[opos], "call", lit_call_len) ||
!isspace(old_statement[opos + lit_call_len]))
!isspace((unsigned char) old_statement[opos + lit_call_len]))
{
opos--;
continue;
@ -1407,7 +1407,7 @@ copy_statement_with_parameters(StatementClass *stmt)
in_dquote = TRUE;
else
{
if (isspace(oldchar))
if (isspace((unsigned char) oldchar))
{
if (!prev_token_end)
{