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Fix NetBSD Executable Path

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This commit is contained in:
Samuel Venable 2023-11-04 23:29:50 -04:00 committed by macintosh
parent 5ee983188d
commit 52da1e9b6b
1 changed files with 16 additions and 1 deletions
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17
drivers/unix/os_unix.cpp
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@ -751,11 +751,26 @@ String OS_Unix::get_executable_path() const {
return OS::get_executable_path(); return OS::get_executable_path();
} }
return b; return b;
#elif defined(__OpenBSD__) || defined(__NetBSD__) #elif defined(__OpenBSD__)
char resolved_path[MAXPATHLEN]; char resolved_path[MAXPATHLEN];
realpath(OS::get_executable_path().utf8().get_data(), resolved_path); realpath(OS::get_executable_path().utf8().get_data(), resolved_path);
return String(resolved_path);
#elif defined(__NetBSD__)
int mib[4] = { CTL_KERN, KERN_PROC_ARGS, -1, KERN_PROC_PATHNAME };
char buf[MAXPATHLEN];
size_t len = sizeof(buf);
if (sysctl(mib, 4, buf, &len, nullptr, 0) != 0) {
WARN_PRINT("Couldn't get executable path from sysctl");
return OS::get_executable_path();
}
// NetBSD does not always return a normalized path. For example if argv[0] is "./a.out" then executable path is "/home/netbsd/./a.out". Normalize with realpath:
char resolved_path[MAXPATHLEN];
realpath(buf, resolved_path);
return String(resolved_path); return String(resolved_path);
#elif defined(__FreeBSD__) #elif defined(__FreeBSD__)
int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 }; int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 };