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-rw-r--r--src/cmd/plumb/rules.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/cmd/plumb/rules.c b/src/cmd/plumb/rules.c
index be675329..f4e558ec 100644
--- a/src/cmd/plumb/rules.c
+++ b/src/cmd/plumb/rules.c
@@ -255,7 +255,7 @@ dollar(Exec *e, char *s, int *namelen)
if(e!=nil && '0'<=s[0] && s[0]<='9')
return nonnil(e->match[s[0]-'0']);
- for(t=s; isalnum(*t); t++)
+ for(t=s; isalnum((uchar)*t); t++)
;
n = t-s;
*namelen = n;
@@ -377,9 +377,9 @@ assignment(char *p)
char *var, *qval;
int n;
- if(!isalpha(p[0]))
+ if(!isalpha((uchar)p[0]))
return 0;
- for(var=p; isalnum(*p); p++)
+ for(var=p; isalnum((uchar)*p); p++)
;
n = p-var;
while(*p==' ' || *p=='\t')