diff options
Diffstat (limited to 'src/cmd/troff/n1.c')
-rw-r--r-- | src/cmd/troff/n1.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/cmd/troff/n1.c b/src/cmd/troff/n1.c index 7fe87b63..4c2bec4b 100644 --- a/src/cmd/troff/n1.c +++ b/src/cmd/troff/n1.c @@ -5,6 +5,7 @@ * input routines, escape function calling */ +#include <u.h> #include "tdef.h" #include "fns.h" #include "ext.h" @@ -1091,10 +1092,10 @@ void getpn(char *a) continue; default: n = 0; - if (isdigit(*a)) { + if (isdigit((uchar)*a)) { do n = 10 * n + *a++ - '0'; - while (isdigit(*a)); + while (isdigit((uchar)*a)); a--; } else n = 9999; |