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<stdlib.h>: Include if HAVE_STDLIB_H, since bison 1.27 invokes "free".

(LookupWord, yylex): Don't pass negative char to ctype macros.
This commit is contained in:
Jim Meyering
1999-04-18 23:17:30 +00:00
parent 4e8d80cad7
commit cc7d631369

View File

@@ -28,6 +28,10 @@
#include <stdio.h>
#include <ctype.h>
#if HAVE_STDLIB_H
# include <stdlib.h> /* for `free'; used by Bison 1.27 */
#endif
#if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
# define IN_CTYPE_DOMAIN(c) 1
#else
@@ -706,7 +710,7 @@ LookupWord (buff)
/* Make it lowercase. */
for (p = buff; *p; p++)
if (ISUPPER (*p))
if (ISUPPER ((unsigned char) *p))
*p = tolower (*p);
if (strcmp (buff, "am") == 0 || strcmp (buff, "a.m.") == 0)
@@ -787,7 +791,7 @@ LookupWord (buff)
}
/* Military timezones. */
if (buff[1] == '\0' && ISALPHA (*buff))
if (buff[1] == '\0' && ISALPHA ((unsigned char) *buff))
{
for (tp = MilitaryTable; tp->name; tp++)
if (strcmp (buff, tp->name) == 0)
@@ -818,7 +822,7 @@ LookupWord (buff)
static int
yylex ()
{
register char c;
register unsigned char c;
register char *p;
char buff[20];
int Count;
@@ -826,7 +830,7 @@ yylex ()
for (;;)
{
while (ISSPACE (*yyInput))
while (ISSPACE ((unsigned char) *yyInput))
yyInput++;
if (ISDIGIT (c = *yyInput) || c == '-' || c == '+')