drivers: console: posix_arch_console: remove build warning

henrikbrixandersen · cfriedt · commit 3eedebe03139 · 2025-07-29T08:51:32.000-04:00
Remove build warning when building the posix_arch_console driver with CONFIG_PRINTK=n and CONFIG_STDOUT_CONSOLE=n. Fixes: #93790 Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
diff --git a/drivers/console/posix_arch_console.c b/drivers/console/posix_arch_console.c
@@ -14,6 +14,7 @@
 static char stdout_buff[_STDOUT_BUF_SIZE];
 static int n_pend; /* Number of pending characters in buffer */
 
+#if defined(CONFIG_PRINTK) || defined(CONFIG_STDOUT_CONSOLE)
 static int print_char(int c)
 {
 	int printnow = 0;
@@ -36,6 +37,7 @@ static int print_char(int c)
 	}
 	return c;
 }
+#endif /* defined(CONFIG_PRINTK) || defined(CONFIG_STDOUT_CONSOLE) */
 
 /**
  * Ensure that whatever was written thru printk is displayed now

Original file line number	Diff line number	Diff line change
`@@ -14,6 +14,7 @@`
`14`	`14`	`static char stdout_buff[_STDOUT_BUF_SIZE];`
`15`	`15`	`static int n_pend; /* Number of pending characters in buffer */`
`16`	`16`
	`17`	`+#if defined(CONFIG_PRINTK) \|\| defined(CONFIG_STDOUT_CONSOLE)`
`17`	`18`	`static int print_char(int c)`
`18`	`19`	`{`
`19`	`20`	`int printnow = 0;`
`@@ -36,6 +37,7 @@ static int print_char(int c)`
`36`	`37`	`}`
`37`	`38`	`return c;`
`38`	`39`	`}`
	`40`	`+#endif /* defined(CONFIG_PRINTK) \|\| defined(CONFIG_STDOUT_CONSOLE) */`
`39`	`41`
`40`	`42`	`/**`
`41`	`43`	`* Ensure that whatever was written thru printk is displayed now`