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--- get_my_path_freebsd.c.orig 2013-09-03 17:33:27.000000000 +0800
+++ get_my_path_freebsd.c 2013-09-03 17:41:13.000000000 +0800
@@ -18,19 +18,18 @@
*/
#include <sys/types.h>
+#include <sys/sysctl.h>
#include <unistd.h>
-#include <limits.h>
-#include <stdio.h>
void
get_my_path(char *exe, size_t maxLen)
{
- char proc[64];
+ int mib[4] = {
+ CTL_KERN,
+ KERN_PROC,
+ KERN_PROC_PATHNAME,
+ getpid()
+ };
- snprintf(proc, sizeof(proc), "/proc/%d/file", getpid());
-
- int err = readlink(proc, exe, maxLen - 1);
-
- exe[err > 0 ? err : 0] = '\0';
+ sysctl(mib, 4, exe, &maxLen, NULL, 0);
}
-
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