posix: c_lib_ext: apply clang-format to getopt sources

The getopt sources were not formatted according to our codying style
conventions, so apply formatting rules as a separate commit.

Signed-off-by: Chris Friedt <[email protected]>

Author: cfriedt

lib/posix/c_lib_ext/getopt/getopt.c

@@ -41,9 +41,9 @@
 #include <zephyr/logging/log.h>
 LOG_MODULE_REGISTER(getopt);
 
-#define	BADCH	((int)'?')
-#define	BADARG	((int)':')
-#define	EMSG	""
+#define BADCH  ((int)'?')
+#define BADARG ((int)':')
+#define EMSG   ""
 
 void getopt_init(void)
 {
@@ -61,7 +61,7 @@ void getopt_init(void)
 
 #if CONFIG_GETOPT_LONG
 	state->nonopt_start = -1; /* first non option argument (for permute) */
-	state->nonopt_end = -1; /* first option after non options (for permute) */
+	state->nonopt_end = -1;   /* first option after non options (for permute) */
 #endif
 
 	opterr = 1;
@@ -151,8 +151,7 @@ int getopt(int nargc, char *const nargv[], const char *ostr)
 				return BADARG;
 			}
 			if (state->opterr) {
-				LOG_DBG("option requires an argument -- %c",
-					state->optopt);
+				LOG_DBG("option requires an argument -- %c", state->optopt);
 			}
 			z_getopt_global_state_update(state);
 			return BADCH;
@@ -161,5 +160,5 @@ int getopt(int nargc, char *const nargv[], const char *ostr)
 		++state->optind;
 	}
 	z_getopt_global_state_update(state);
-	return state->optopt;	/* return option letter */
+	return state->optopt; /* return option letter */
 }

lib/posix/c_lib_ext/getopt/getopt.h

@@ -14,29 +14,29 @@ extern "C" {
 #include <zephyr/kernel.h>
 
 struct getopt_state {
-	int opterr;	/* if error message should be printed */
-	int optind;	/* index into parent argv vector */
-	int optopt;	/* character checked for validity */
-	int optreset;	/* reset getopt */
-	char *optarg;	/* argument associated with option */
+	int opterr;   /* if error message should be printed */
+	int optind;   /* index into parent argv vector */
+	int optopt;   /* character checked for validity */
+	int optreset; /* reset getopt */
+	char *optarg; /* argument associated with option */
 
-	char *place;	/* option letter processing */
+	char *place; /* option letter processing */
 
 #if CONFIG_GETOPT_LONG
 	int nonopt_start;
 	int nonopt_end;
 #endif
 };
 
-extern int optreset;	/* reset getopt */
+extern int optreset; /* reset getopt */
 extern char *optarg;
 extern int opterr;
 extern int optind;
 extern int optopt;
 
-#define no_argument        0
-#define required_argument  1
-#define optional_argument  2
+#define no_argument       0
+#define required_argument 1
+#define optional_argument 2
 
 struct option {
 	/* name of long option */
@@ -79,9 +79,8 @@ struct getopt_state *getopt_state_get(void);
  * @return		If an option was successfully found, function returns
  *			the option character.
  */
-int getopt_long(int nargc, char *const *nargv,
-		const char *options, const struct option *long_options,
-		int *idx);
+int getopt_long(int nargc, char *const *nargv, const char *options,
+		const struct option *long_options, int *idx);
 
 /**
  * @brief Parses the command-line arguments.
@@ -106,9 +105,8 @@ int getopt_long(int nargc, char *const *nargv,
  * @return		If an option was successfully found, function returns
  *			the option character.
  */
-int getopt_long_only(int nargc, char *const *nargv,
-		     const char *options, const struct option *long_options,
-		     int *idx);
+int getopt_long_only(int nargc, char *const *nargv, const char *options,
+		     const struct option *long_options, int *idx);
 
 #ifdef __cplusplus
 }

lib/posix/c_lib_ext/getopt/getopt_common.c

@@ -16,11 +16,11 @@
  * When more threads are using getopt please call getopt_state_get to know
  * getopt state for the current thread.
  */
-int opterr = 1;	/* if error message should be printed */
-int optind = 1;	/* index into parent argv vector */
-int optopt;	/* character checked for validity */
-int optreset;	/* reset getopt */
-char *optarg;	/* argument associated with option */
+int opterr = 1; /* if error message should be printed */
+int optind = 1; /* index into parent argv vector */
+int optopt;     /* character checked for validity */
+int optreset;   /* reset getopt */
+char *optarg;   /* argument associated with option */
 
 /* Common state for all threads that did not have own getopt state. */
 static struct getopt_state m_getopt_common_state = {
@@ -34,7 +34,7 @@ static struct getopt_state m_getopt_common_state = {
 
 #if CONFIG_GETOPT_LONG
 	.nonopt_start = -1, /* first non option argument (for permute) */
-	.nonopt_end = -1, /* first option after non options (for permute) */
+	.nonopt_end = -1,   /* first option after non options (for permute) */
 #endif
 };