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/* Original author: Khem Raj <raj.khem@gmail.com> */
/***************************************************************************
* resolv_compat.h
*
* Mimick GLIBC's res_ninit() and res_nclose() for musl libc
* Note: res_init() is actually deprecated according to
* http://docs.oracle.com/cd/E36784_01/html/E36875/res-nclose-3resolv.html
**************************************************************************/
#include <resolv.h> /* res_state */
#include <string.h> /* memcpy, memset */
#include "alias.h" /* weak_alias */
static inline int __res_ninit(res_state statp)
{
int rc = res_init();
if (statp != &_res) {
memcpy(statp, &_res, sizeof(*statp));
}
return rc;
}
weak_alias(__res_ninit, res_ninit);
static inline int __res_nclose(res_state statp)
{
if (!statp) {
return -1;
}
if (statp != &_res) {
memset(statp, 0, sizeof(*statp));
}
return 0;
}
weak_alias(__res_nclose, res_nclose);
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