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ctype sign fixes (Tom Miller)

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This commit is contained in:
rsc 2005-10-31 16:42:32 +00:00
parent b330c942b4
commit 74374cc8a4
10 changed files with 22 additions and 17 deletions
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8
src/cmd/grap/input.c
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@ -277,9 +277,9 @@ nextchar(void)
ERROR "argfp underflow" FATAL;
popsrc();
goto loop;
} else if (c == '$' && isdigit(*srcp->sp)) { /* $3 */
} else if (c == '$' && isdigit((uchar)*srcp->sp)) { /* $3 */
int n = 0;
while (isdigit(*srcp->sp))
while (isdigit((uchar)*srcp->sp))
n = 10 * n + *srcp->sp++ - '0';
if (n > 0 && n <= MAXARGS)
pushsrc(String, argfp->argstk[n-1]);
@ -456,11 +456,11 @@ void eprint(void) /* try to print context around error */
for (q=ep-1; q>=p && *q!=' ' && *q!='\t' && *q!='\n'; q--)
;
for (; p < q; p++)
if (isprint(*p))
if (isprint((uchar)*p))
putc(*p, stderr);
fprintf(stderr, " >>> ");
for (; p < q; p++)
if (isprint(*p))
if (isprint((uchar)*p))
putc(*p, stderr);
fprintf(stderr, " <<< ");
while (pb >= pbuf)

2
src/cmd/grap/print.c
View file

@ -147,7 +147,7 @@ void graph(char *s) /* graph statement */
s++;
if (c == '\0')
ERROR "no name on graph statement" WARNING;
if (!isupper(s[0]))
if (!isupper((uchar)s[0]))
ERROR "graph name %s must be capitalized", s WARNING;
for (p=graphname; (c = *s) != ' ' && c != '\t' && c != '\0'; )
*p++ = *s++;