subsys: Replace printf by printk when applicable

Signed-off-by: Xavier Chapron <[email protected]>

Author: Xavier Chapron

subsys/debug/thread_analyzer.c

@@ -61,7 +61,7 @@ static void thread_analyze_cb(const struct k_thread *cthread, void *user_data)
 	name = k_thread_name_get((k_tid_t)thread);
 	if (!name || name[0] == '\0') {
 		name = hexname;
-		sprintf(hexname, "%p", (void *)thread);
+		snprintk(hexname, sizeof(hexname), "%p", (void *)thread);
 	}
 
 	err = k_thread_stack_space_get(thread, &unused);

subsys/logging/log_output.c

@@ -659,7 +659,7 @@ void log_output_dropped_process(const struct log_output *log_output, u32_t cnt)
 	struct device *dev = (struct device *)log_output->control_block->ctx;
 
 	cnt = MIN(cnt, 9999);
-	len = snprintf(buf, sizeof(buf), "%d", cnt);
+	len = snprintk(buf, sizeof(buf), "%d", cnt);
 
 	buffer_write(outf, (u8_t *)prefix, sizeof(prefix) - 1, dev);
 	buffer_write(outf, buf, len, dev);

subsys/net/lib/lwm2m/lwm2m_rw_json.c

@@ -823,7 +823,7 @@ int do_write_op_json(struct lwm2m_message *msg)
 			}
 
 			/* combine base_name + name */
-			snprintf(full_name, sizeof(full_name), "%s%s",
+			snprintk(full_name, sizeof(full_name), "%s%s",
 				 base_name, value);
 
 			/* parse full_name into path */

subsys/net/lib/lwm2m/lwm2m_rw_plain_text.c

@@ -129,7 +129,7 @@ size_t plain_text_put_float32fix(struct lwm2m_output_context *out,
 	char buf[sizeof("000000")];
 
 	/* value of 123 -> "000123" -- ignore sign */
-	len = snprintf(buf, sizeof(buf), "%06d", abs(value->val2));
+	len = snprintk(buf, sizeof(buf), "%06d", abs(value->val2));
 	if (len != 6U) {
 		strcpy(buf, "0");
 	} else {

subsys/net/lib/openthread/platform/diag.c

@@ -27,7 +27,7 @@ void otPlatDiagProcess(otInstance *aInstance,
 	ARG_UNUSED(aInstance);
 
 	/* Add more plarform specific diagnostics features here. */
-	snprintf(aOutput, aOutputMaxLen,
+	snprintk(aOutput, aOutputMaxLen,
 		 "diag feature '%s' is not supported\r\n", argv[0]);
 }
 

subsys/net/lib/openthread/platform/shell.c

@@ -52,7 +52,7 @@ static int ot_cmd(const struct shell *shell, size_t argc, char *argv[])
 			buf_ptr += arg_len + 1;
 		}
 
-		arg_len = snprintf(buf_ptr, buf_len, "%s", argv[i]);
+		arg_len = snprintk(buf_ptr, buf_len, "%s", argv[i]);
 
 		if (arg_len >= buf_len) {
 			shell_fprintf(shell, SHELL_WARNING,

subsys/net/lib/sockets/getnameinfo.c

@@ -25,7 +25,7 @@ int zsock_getnameinfo(const struct sockaddr *addr, socklen_t addrlen,
 	}
 
 	if (serv != NULL) {
-		snprintf(serv, servlen, "%hu", ntohs(a->sin_port));
+		snprintk(serv, servlen, "%hu", ntohs(a->sin_port));
 	}
 
 	return 0;