prefux gettokens/getfields with uc_

src/cmd/cmd.c

@@ -148,7 +148,7 @@ uc_cmd_tokenize(struct UCCmdTokenizer *t, const char *cmd, const char *delim)
         delim = "\r\n\t\v ";
     }
 
-    t->num_words = getfields(t->cmd_copy, 
+    t->num_words = uc_getfields(t->cmd_copy, 
                              t->cmd_words, 
                              ARRAY_SIZE(t->cmd_words), 
                              1, 

src/getfields.c

@@ -2,7 +2,7 @@
 #include "ucore/string.h"
 
 int
-getfields(char *str, char **args, int max, int mflag, const char *set)
+uc_getfields(char *str, char **args, int max, int mflag, const char *set)
 {
     char r;
     int intok, narg;

src/gettokens.c

@@ -38,7 +38,7 @@ static char *qtoken(char *s, const char *sep)
    return t; 
 }
 
-int gettokens(char *str, char **args, int maxargs, const char *sep)
+int uc_gettokens(char *str, char **args, int maxargs, const char *sep)
 {
     int nargs;