2 files changed, 20 insertions, 0 deletions
diff --git a/src/u_utils.c b/src/u_utils.c
index 65b59a3..cc2f893 100644
--- a/src/u_utils.c
+++ b/src/u_utils.c
@@ -215,3 +215,20 @@ u_decrease_subpath(char subp[])
 		*p = 0x00;
 	}
 }
+
+bool_t
+u_ischarset
+(wchar_t		c,
+ const wchar_t	cs[])
+{
+	wchar_t *p;
+
+	p = (wchar_t*)cs;
+	while (*p != 0x00 && *p != c) {
+		p++;
+	}
+	if (*p != 0x00) {
+		return (TRUE);
+	}
+	return (FALSE);
+}
diff --git a/src/u_utils.h b/src/u_utils.h
index f1e0571..499b15a 100644
--- a/src/u_utils.h
+++ b/src/u_utils.h
@@ -43,6 +43,8 @@
  * 2020-11-05 19:28
  */
 
+#include <stddef.h>
+
 #include "c_unixize.h"
 
 void	u_memdel(void**);
@@ -52,3 +54,4 @@ void	u_del_nargv(char** nargv);
 char**	u_get_nargv(struct opts_s*);
 void	u_increase_subpath(char[], const char[]);
 void	u_decrease_subpath(char[]);
+bool_t	u_ischarset(wchar_t, const wchar_t[]);