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ctype sign fixes (Tom Miller)

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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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2
src/cmd/grap/print.c
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@ -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++;