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synced 2025-06-08 14:20:33 -04:00
30 lines
652 B
C
30 lines
652 B
C
--- get_my_path_freebsd.c.orig 2013-09-03 17:33:27.000000000 +0800
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+++ get_my_path_freebsd.c 2013-09-03 17:41:13.000000000 +0800
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@@ -18,19 +18,18 @@
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*/
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#include <sys/types.h>
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+#include <sys/sysctl.h>
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#include <unistd.h>
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-#include <limits.h>
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-#include <stdio.h>
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void
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get_my_path(char *exe, size_t maxLen)
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{
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- char proc[64];
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+ int mib[4] = {
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+ CTL_KERN,
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+ KERN_PROC,
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+ KERN_PROC_PATHNAME,
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+ getpid()
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+ };
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- snprintf(proc, sizeof(proc), "/proc/%d/file", getpid());
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-
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- int err = readlink(proc, exe, maxLen - 1);
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-
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- exe[err > 0 ? err : 0] = '\0';
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+ sysctl(mib, 4, exe, &maxLen, NULL, 0);
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}
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-
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