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authorGravatar Steven Schubiger <stsc@refcnt.org>2022-01-02 16:56:41 +0100
committerGravatar Steven Schubiger <stsc@refcnt.org>2022-01-02 16:56:41 +0100
commit68668ded3a92f4b04bfd387c701faea8a1964abc (patch)
treee29b0bf35f63500b74a3d95107e8170bd13bcee0 /colorize.c
parent52ce0307a0ad0781bc6baa8906245bb5618b8305 (diff)
downloadcolorize-master.tar.gz
colorize-master.tar.bz2
Cast argument to unsigned char when invoking to{lower,upper}()HEADmaster
Diffstat (limited to 'colorize.c')
-rw-r--r--colorize.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/colorize.c b/colorize.c
index 88de5fb..16b2a12 100644
--- a/colorize.c
+++ b/colorize.c
@@ -858,7 +858,7 @@ print_help (void)
const char *code = entry->code;
if (code)
printf ("\t\t{\033[%s#\033[0m} [%c%c]%s%*s%s\n",
- code, toupper (*name), *name, name + 1, 10 - (int)strlen (name), " ", name);
+ code, toupper ((unsigned char)*name), *name, name + 1, 10 - (int)strlen (name), " ", name);
else
printf ("\t\t{-} %s%*s%s\n", name, 13 - (int)strlen (name), " ", name);
}
@@ -1238,7 +1238,7 @@ gather_color_names (const char *color_string, char *attr, struct color_name **co
STACK_VAR (color_names[index]->orig);
for (ch = color; *ch; ch++)
- *ch = tolower (*ch);
+ *ch = tolower ((unsigned char)*ch);
color_names[index]->name = xstrdup (color);
STACK_VAR (color_names[index]->name);
@@ -1848,7 +1848,7 @@ has_color_name (const char *str, const char *name)
assert (strlen (str) > 0);
assert (strlen (name) > 0);
- if (!(*str == *name || *str == toupper (*name)))
+ if (!(*str == *name || *str == toupper ((unsigned char)*name)))
return false;
else if (*(name + 1) != '\0'
&& !((p = strstr (str + 1, name + 1)) && p == str + 1))