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Fix bugs in ASCII routines 

- Segfault due to wrong return type in map_char_int().
- Treat int value -1 as #f instead of a character.
This commit is contained in:
Lassi Kortela 2019-10-10 02:42:16 +03:00
parent ac2966b78a
commit 150d6ff855
1 changed files with 4 additions and 3 deletions
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7
c/char.c
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@ -59,13 +59,13 @@ static int32_t must_get_char_as_int(const char *procname, value_t *args,
if (iscprim(args[0])) {
cp = (struct cprim *)ptr(args[0]);
if (cp_class(cp) == wchartype) {
return *(int32_t *)cp_data(cp); // TODO: Is this right?
return *(int32_t *)cp_data(cp);
}
}
type_error(procname, "wchar or fixnum", args[0]);
}
static int32_t map_char_int(const char *procname, int32_t (*mapfun)(int32_t),
static value_t map_char_int(const char *procname, int32_t (*mapfun)(int32_t),
value_t *args, uint32_t nargs)
{
struct cprim *cp;
@ -79,7 +79,8 @@ static int32_t map_char_int(const char *procname, int32_t (*mapfun)(int32_t),
cp = (struct cprim *)ptr(args[0]);
if (cp_class(cp) == wchartype) {
cc = *(int32_t *)cp_data(cp);
return mk_wchar(mapfun(cc)); // TODO: Is this right?
cc = mapfun(cc);
return (cc == -1) ? FL_F : mk_wchar(cc);
}
}
type_error(procname, "wchar or byte", args[0]);