bugfix: fix string length

daleylin · web-flow · commit 97453a17f9ab · 2021-01-24T00:03:49.000+08:00
1、此处字符串长度最大为 sizeof(str_value)-1，实际比这个更小，错误的长度导致 gx_prompt_text_set_ext(prompt,&amp;string)函数报错
diff --git a/samples/demo_guix_thermostat/demo_guix_thermostat.c b/samples/demo_guix_thermostat/demo_guix_thermostat.c
@@ -122,7 +122,7 @@ GX_STRING string;
 
     gx_utility_ltoa(i_temperature, str_value, 10);
     string.gx_string_ptr = str_value;
-    string.gx_string_length = sizeof(str_value) - 1;
+    string.gx_string_length = GX_STRLEN(str_value);
     gx_prompt_text_set_ext(prompt, &string);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -122,7 +122,7 @@ GX_STRING string;`
`122`	`122`
`123`	`123`	`gx_utility_ltoa(i_temperature, str_value, 10);`
`124`	`124`	`string.gx_string_ptr = str_value;`
`125`		`- string.gx_string_length = sizeof(str_value) - 1;`
	`125`	`+ string.gx_string_length = GX_STRLEN(str_value);`
`126`	`126`	`gx_prompt_text_set_ext(prompt, &string);`
`127`	`127`	`}`
`128`	`128`