Use unsigned type for number of arguments.

Signed-off-by: Zachary T Welch <z...@superlucidity.net>
---
 src/helper/command.c |    8 ++++----
 src/helper/command.h |    3 ++-
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/helper/command.c b/src/helper/command.c
index 2b8f646..c632702 100644
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -59,12 +59,12 @@ static void tcl_output(void *privData, const char *file, 
unsigned line,
 
 extern command_context_t *global_cmd_ctx;
 
-void script_debug(Jim_Interp *interp, const char *name, int argc, Jim_Obj 
*const *argv)
+void script_debug(Jim_Interp *interp, const char *name,
+               unsigned argc, Jim_Obj *const *argv)
 {
-       int i;
-
        LOG_DEBUG("command - %s", name);
-       for (i = 0; i < argc; i++) {
+       for (unsigned i = 0; i < argc; i++)
+       {
                int len;
                const char *w = Jim_GetString(argv[i], &len);
 
diff --git a/src/helper/command.h b/src/helper/command.h
index 70b00c3..0b86b88 100644
--- a/src/helper/command.h
+++ b/src/helper/command.h
@@ -170,6 +170,7 @@ DECLARE_PARSE_WRAPPER(_s8, int8_t);
                } \
        } while (0)
 
-void script_debug(Jim_Interp *interp, const char *cmd, int argc, Jim_Obj 
*const *argv);
+void script_debug(Jim_Interp *interp, const char *cmd,
+               unsigned argc, Jim_Obj *const *argv);
 
 #endif /* COMMAND_H */
-- 
1.6.4.4

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