xref: /aosp_15_r20/external/musl/src/misc/getauxval.c (revision c9945492fdd68bbe62686c5b452b4dc1be3f8453)
1*c9945492SAndroid Build Coastguard Worker #include <sys/auxv.h>
2*c9945492SAndroid Build Coastguard Worker #include <errno.h>
3*c9945492SAndroid Build Coastguard Worker #include "libc.h"
4*c9945492SAndroid Build Coastguard Worker 
__getauxval(unsigned long item)5*c9945492SAndroid Build Coastguard Worker unsigned long __getauxval(unsigned long item)
6*c9945492SAndroid Build Coastguard Worker {
7*c9945492SAndroid Build Coastguard Worker 	size_t *auxv = libc.auxv;
8*c9945492SAndroid Build Coastguard Worker 	if (item == AT_SECURE) return libc.secure;
9*c9945492SAndroid Build Coastguard Worker 	for (; *auxv; auxv+=2)
10*c9945492SAndroid Build Coastguard Worker 		if (*auxv==item) return auxv[1];
11*c9945492SAndroid Build Coastguard Worker 	errno = ENOENT;
12*c9945492SAndroid Build Coastguard Worker 	return 0;
13*c9945492SAndroid Build Coastguard Worker }
14*c9945492SAndroid Build Coastguard Worker 
15*c9945492SAndroid Build Coastguard Worker weak_alias(__getauxval, getauxval);
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