zephyr/boards/posix/native_posix/cmdline.c

160 lines
3.5 KiB
C

/*
* Copyright (c) 2018 Oticon A/S
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include "cmdline_common.h"
#include <zephyr/types.h>
#include "hw_models_top.h"
#include "timer_model.h"
#include "cmdline.h"
#include <zephyr/toolchain.h>
#include <zephyr/arch/posix/posix_trace.h>
#include "native_tracing.h"
static int s_argc, test_argc;
static char **s_argv, **test_argv;
static struct args_struct_t *args_struct;
static int used_args;
static int args_aval;
#define ARGS_ALLOC_CHUNK_SIZE 20
void native_cleanup_cmd_line(void)
{
if (args_struct != NULL) { /* LCOV_EXCL_BR_LINE */
free(args_struct);
args_struct = NULL;
}
}
/**
* Add a set of command line options to the program.
*
* Each option to be added is described in one entry of the input <args>
* This input must be terminated with an entry containing ARG_TABLE_ENDMARKER.
*/
void native_add_command_line_opts(struct args_struct_t *args)
{
int count = 0;
while (args[count].option != NULL) {
count++;
}
count++; /*for the end marker*/
if (used_args + count >= args_aval) {
int growby = count;
/* reallocs are expensive let's do them only in big chunks */
if (growby < ARGS_ALLOC_CHUNK_SIZE) {
growby = ARGS_ALLOC_CHUNK_SIZE;
}
struct args_struct_t *new_args_struct = realloc(args_struct,
(args_aval + growby)*
sizeof(struct args_struct_t));
args_aval += growby;
/* LCOV_EXCL_START */
if (new_args_struct == NULL) {
posix_print_error_and_exit("Could not allocate memory");
} else {
args_struct = new_args_struct;
}
/* LCOV_EXCL_STOP */
}
memcpy(&args_struct[used_args], args,
count*sizeof(struct args_struct_t));
used_args += count - 1;
/*
* -1 as the end marker should be overwritten next time something
* is added
*/
}
void native_add_testargs_option(void)
{
static struct args_struct_t testargs_options[] = {
/*
* Fields:
* manual, mandatory, switch,
* option_name, var_name ,type,
* destination, callback,
* description
*/
{true, false, false,
"testargs", "arg", 'l',
(void *)NULL, NULL,
"Any argument that follows will be ignored by the top level, "
"and made available for possible tests"},
ARG_TABLE_ENDMARKER};
native_add_command_line_opts(testargs_options);
}
static void print_invalid_opt_error(char *argv)
{
posix_print_error_and_exit("Incorrect option '%s'. Did you misspell it?"
" Is that feature supported in this build?"
"\n",
argv);
}
/**
* Handle possible command line arguments.
*
* We also store them for later use by possible test applications
*/
void native_handle_cmd_line(int argc, char *argv[])
{
int i;
native_add_tracing_options();
native_add_testargs_option();
s_argv = argv;
s_argc = argc;
cmd_args_set_defaults(args_struct);
for (i = 1; i < argc; i++) {
if ((cmd_is_option(argv[i], "testargs", 0))) {
test_argc = argc - i - 1;
test_argv = &argv[i+1];
break;
}
if (!cmd_parse_one_arg(argv[i], args_struct)) {
cmd_print_switches_help(args_struct);
print_invalid_opt_error(argv[i]);
}
}
}
/**
* The application/test can use this function to inspect all the command line
* arguments
*/
void native_get_cmd_line_args(int *argc, char ***argv)
{
*argc = s_argc;
*argv = s_argv;
}
/**
* The application/test can use this function to inspect the command line
* arguments received after --testargs
*/
void native_get_test_cmd_line_args(int *argc, char ***argv)
{
*argc = test_argc;
*argv = test_argv;
}