more careful memory allocation in option processing

1 files changed, 5 insertions, 6 deletions

diff --git a/scanopt.c b/scanopt.c
index 2c8d593..f76ecd3 100644
--- a/scanopt.c
+++ b/scanopt.c
@@ -189,7 +189,7 @@ scanopt_t *scanopt_init (options, argc, argv, flags)
 	s->aux = (struct _aux *) malloc (s->optc * sizeof (struct _aux));
 
 	for (i = 0; i < s->optc; i++) {
-		const char *p, *pname;
+		const Char *p, *pname;
 		const struct optspec_t *opt;
 		struct _aux *aux;
 
@@ -200,11 +200,11 @@ scanopt_t *scanopt_init (options, argc, argv, flags)
 
 		if (opt->opt_fmt[0] == '-' && opt->opt_fmt[1] == '-') {
 			aux->flags |= IS_LONG;
-			pname = opt->opt_fmt + 2;
+			pname = (const Char *)(opt->opt_fmt + 2);
 			s->has_long = 1;
 		}
 		else {
-			pname = opt->opt_fmt + 1;
+			pname = (const Char *)(opt->opt_fmt + 1);
 			s->has_short = 1;
 		}
 		aux->printlen = strlen (opt->opt_fmt);
@@ -481,7 +481,7 @@ int     scanopt_usage (scanner, fp, usage)
 
 					while (*p && n < maxlen[1]
 					       && *p != '\n') {
-						if (isspace (*p)
+						if (isspace ((Char)(*p))
 						    || *p == '-') lastws =
 								p;
 						n++;
@@ -504,8 +504,7 @@ int     scanopt_usage (scanner, fp, usage)
 						if (lastws) {
 							fprintf (fp,
 								 "%.*s\n",
-								 lastws -
-								 pstart,
+								 (int)(lastws - pstart),
 								 pstart);
 							pstart =
 								lastws + 1;