src/ktrace.c

#include "ktrace.h"

void
runtime_ktrace1(runtime_ktrace_code_t code)
{
	void *ra = __builtin_extract_return_addr(__builtin_return_address(1));

	/* This syscall returns EINVAL when the trace isn't enabled. */
	if (launchd_apple_internal) {
		syscall(180, code, 0, 0, 0, (long)ra);
	}
}

void
runtime_ktrace0(runtime_ktrace_code_t code)
{
	void *ra = __builtin_extract_return_addr(__builtin_return_address(0));

	/* This syscall returns EINVAL when the trace isn't enabled. */
	if (launchd_apple_internal) {
		syscall(180, code, 0, 0, 0, (long)ra);
	}
}

void
runtime_ktrace(runtime_ktrace_code_t code, long a, long b, long c)
{
	void *ra = __builtin_extract_return_addr(__builtin_return_address(0));

	/* This syscall returns EINVAL when the trace isn't enabled. */
	if (launchd_apple_internal) {
		syscall(180, code, a, b, c, (long)ra);
	}
}
Commit	Line	Data
	1	#include "ktrace.h"
	2
	3	void
	4	runtime_ktrace1(runtime_ktrace_code_t code)
	5	{
	6	void *ra = __builtin_extract_return_addr(__builtin_return_address(1));
	7
	8	/* This syscall returns EINVAL when the trace isn't enabled. */
	9	if (launchd_apple_internal) {
	10	syscall(180, code, 0, 0, 0, (long)ra);
	11	}
	12	}
	13
	14	void
	15	runtime_ktrace0(runtime_ktrace_code_t code)
	16	{
	17	void *ra = __builtin_extract_return_addr(__builtin_return_address(0));
	18
	19	/* This syscall returns EINVAL when the trace isn't enabled. */
	20	if (launchd_apple_internal) {
	21	syscall(180, code, 0, 0, 0, (long)ra);
	22	}
	23	}
	24
	25	void
	26	runtime_ktrace(runtime_ktrace_code_t code, long a, long b, long c)
	27	{
	28	void *ra = __builtin_extract_return_addr(__builtin_return_address(0));
	29
	30	/* This syscall returns EINVAL when the trace isn't enabled. */
	31	if (launchd_apple_internal) {
	32	syscall(180, code, a, b, c, (long)ra);
	33	}
	34	}