mirror of https://github.com/xzeldon/htop.git
ProcessList: fix treeview on OpenBSD when hiding kernel threads
Currently the tree-view is empty on OpenBSD when kernel threads are hidden, cause the kernel thread 'swapper' has pid 0 and gets treated as root of the tree and parent of 'init'. Do not build any tree with a pid 0 root node.
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@ -311,6 +311,11 @@ static void ProcessList_updateTreeSet(ProcessList* this) {
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}
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static void ProcessList_buildTreeBranch(ProcessList* this, pid_t pid, int level, int indent, int direction, bool show, int* node_counter, int* node_index) {
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// On OpenBSD the kernel thread 'swapper' has pid 0.
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// Do not treat it as root of any tree.
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if (pid == 0)
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return;
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Vector* children = Vector_new(Class(Process), false, DEFAULT_SIZE);
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for (int i = Vector_size(this->processes) - 1; i >= 0; i--) {
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