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px4-firmware
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Print selectively by name

This commit is contained in:
Lorenz Meier 2012-11-01 08:11:36 +01:00
parent 137afdbd3c
commit 4d6ac93aff
1 changed files with 13 additions and 4 deletions
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17
apps/systemcmds/param/param.c
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@ -59,7 +59,7 @@ __EXPORT int param_main(int argc, char *argv[]);
static void do_save(void);
static void do_load(void);
static void do_import(void);
static void do_show(void);
static void do_show(const char* search_string);
static void do_show_print(void *arg, param_t param);
static const char *param_file_name = "/eeprom/parameters";
@ -78,7 +78,11 @@ param_main(int argc, char *argv[])
do_import();
if (!strcmp(argv[1], "show"))
do_show();
if (argc >= 3) {
do_show(argv[2]);
} else {
do_show(NULL);
}
}
errx(1, "expected a command, try 'load', 'import', 'show' or 'save'\n");
@ -142,10 +146,10 @@ do_import(void)
}
static void
do_show(void)
do_show(const char* search_string)
{
printf(" + = saved, * = unsaved\n");
param_foreach(do_show_print, NULL, false);
param_foreach(do_show_print, search_string, false);
exit(0);
}
@ -155,6 +159,11 @@ do_show_print(void *arg, param_t param)
{
int32_t i;
float f;
const char *search_string = (const char*)arg;
/* print nothing if search string valid and not matching */
if (arg != NULL && (strcmp(search_string, param_name(param) != 0)))
return;
printf("%c %s: ",
param_value_unsaved(param) ? '*' : (param_value_is_default(param) ? ' ' : '+'),