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/* getprop.c - Get an Android system property
*
* Copyright 2015 The Android Open Source Project
USE_GETPROP(NEWTOY(getprop, ">2", TOYFLAG_USR|TOYFLAG_SBIN))
config GETPROP
bool "getprop"
default y
depends on TOYBOX_ON_ANDROID
help
usage: getprop [NAME [DEFAULT]]
Gets an Android system property, or lists them all.
*/
#define FOR_getprop
#include "toys.h"
//#include <cutils/properties.h>
GLOBALS(
size_t size;
char **nv; // name/value pairs: even=name, odd=value
)
static void add_property(char *name, char *value, void *unused)
{
if (!(TT.size&31)) TT.nv = xrealloc(TT.nv, (TT.size+32)*2*sizeof(char *));
TT.nv[2*TT.size] = xstrdup(name);
TT.nv[1+2*TT.size++] = xstrdup(value);
}
void getprop_main(void)
{
if (*toys.optargs) {
property_get(*toys.optargs, toybuf, toys.optargs[1] ? toys.optargs[1] : "");
puts(toybuf);
} else {
size_t i;
if (property_list((void *)add_property, 0)) perror_exit("property_list");
qsort(TT.nv, TT.size, 2*sizeof(char *), alphasort);
for (i = 0; i<TT.size; i++) printf("[%s]: [%s]\n", TT.nv[i*2],TT.nv[1+i*2]);
if (CFG_TOYBOX_FREE) free(TT.nv);
}
}
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