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librb: support rb_path_to_self on FreeBSD 4.8

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Simon Arlott 2016-05-12 12:33:20 +01:00
parent d2a4981ab2
commit 87f7632760
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GPG key ID: C8975F2043CA5D24
1 changed files with 3 additions and 1 deletions
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4
librb/src/unix.c
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@ -171,7 +171,7 @@ rb_path_to_self(void)
return NULL; return NULL;
realpath(s, path_buf); realpath(s, path_buf);
return path_buf; return path_buf;
#elif defined(__linux__) #elif defined(__linux__) || (defined(__FreeBSD__) && !defined(KERN_PROC_PATHNAME))
if (readlink("/proc/self/exe", path_buf, path_len) != -1) if (readlink("/proc/self/exe", path_buf, path_len) != -1)
return path_buf; return path_buf;
return NULL; return NULL;
@ -196,6 +196,8 @@ rb_path_to_self(void)
realpath(tmp_path, path_buf); realpath(tmp_path, path_buf);
return path_buf; return path_buf;
#else
return NULL;
#endif #endif
} }