INNER CODE UNIT · C

xh_core_sigsegv_enable

iqiyi/xHook · libxhook/jni/xh_core.c:87

static int              xh_core_sigsegv_enable = 1; //enable by default
static struct sigaction xh_core_sigsegv_act_old;
static volatile int     xh_core_sigsegv_flag = 0;
static sigjmp_buf       xh_core_sigsegv_env;
static void xh_core_sigsegv_handler(int sig)
{
    (void)sig;
    
    if(xh_core_sigsegv_flag)
        siglongjmp(xh_core_sigsegv_env, 1);
    else
        sigaction(SIGSEGV, &xh_core_sigsegv_act_old, NULL);
}
static int xh_core_add_sigsegv_handler()
{
    struct sigaction act;

    if(!xh_core_sigsegv_enable) return 0;

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