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FIP tool: Add support for '--help' option.

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Also improve the help message printed by the FIP tool.

Change-Id: If0f802f1083458182ca8ce57e8c104d40eee0dbe
This commit is contained in:
Sandrine Bailleux 2014-03-19 13:21:42 +00:00 • committed by Dan Handley
parent 12b99ca6b1
commit 89f7b481bd
1 changed files with 22 additions and 11 deletions
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33
tools/fip_create/fip_create.c
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@ -41,6 +41,7 @@
/* Values returned by getopt() as part of the command line parsing */
#define OPT_TOC_ENTRY 0
#define OPT_DUMP 1
#define OPT_HELP 2
file_info files[MAX_FILES];
unsigned file_info_count = 0;
@ -85,18 +86,18 @@ static void print_usage(void)
{
entry_lookup_list *entry = toc_entry_lookup_list;
printf("fip_create FIP_FILENAME\n\n");
printf("Usage: fip_create [options] FIP_FILENAME\n\n");
printf("\tThis tool is used to create a Firmware Image Package.\n\n");
printf("\t--help: this help\n");
printf("\t--dump: print contents of FIP\n\n");
printf("Options:\n");
printf("\t--help: Print this help message and exit\n");
printf("\t--dump: Print contents of FIP\n\n");
printf("\tComponents that can be added/updated:\n");
for (; entry->command_line_name != NULL; entry++) {
printf("\t %s:\n\t --%s ",
entry->name, entry->command_line_name);
if (entry->flags & FLAG_FILENAME) {
printf("FILENAME");
}
printf("\n");
printf("\t--%s%s\t\t%s",
entry->command_line_name,
(entry->flags & FLAG_FILENAME) ? " FILENAME" : "",
entry->name);
printf("\n");
}
}
@ -558,6 +559,10 @@ static int parse_cmdline(int argc, char **argv, struct option *options,
do_dump = 1;
continue;
case OPT_HELP:
print_usage();
exit(0);
default:
/* Unrecognised options are caught in get_filename() */
break;
@ -586,10 +591,10 @@ int main(int argc, char **argv)
/* Initialise for getopt_long().
* Use image table as defined at top of file to get options.
* Add 'dump' option and end marker.
* Add 'dump' option, 'help' option and end marker.
*/
static struct option long_options[(sizeof(toc_entry_lookup_list)/
sizeof(entry_lookup_list)) + 1];
sizeof(entry_lookup_list)) + 2];
for (i = 0;
/* -1 because we dont want to process end marker in toc table */
@ -608,6 +613,12 @@ int main(int argc, char **argv)
long_options[i].flag = 0;
long_options[i].val = OPT_DUMP;
/* Add '--help' option */
long_options[++i].name = "help";
long_options[i].has_arg = 0;
long_options[i].flag = 0;
long_options[i].val = OPT_HELP;
/* Zero the last entry (required) */
long_options[++i].name = 0;
long_options[i].has_arg = 0;