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25 lines
741 B
C++
25 lines
741 B
C++
--- base/process/process_handle_freebsd.cc.orig 2024-04-15 20:33:42 UTC
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+++ base/process/process_handle_freebsd.cc
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@@ -3,6 +3,7 @@
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// found in the LICENSE file.
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#include "base/process/process_handle.h"
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+#include "base/files/file_util.h"
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#include <limits.h>
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#include <stddef.h>
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@@ -20,10 +21,13 @@ ProcessId GetParentProcessId(ProcessHandle process) {
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ProcessId GetParentProcessId(ProcessHandle process) {
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struct kinfo_proc info;
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- size_t length;
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+ size_t length = sizeof(struct kinfo_proc);
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int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, process };
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if (sysctl(mib, std::size(mib), &info, &length, NULL, 0) < 0)
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+ return -1;
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+
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+ if (length < sizeof(struct kinfo_proc))
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return -1;
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return info.ki_ppid;
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