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Small tweaks to clarify some code

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Adds a comment about a recursive lock, and changes an ==1 to >0
for improved clarity
This commit is contained in:
ridiculousfish 2015-04-06 08:38:18 -07:00
parent 73f344f41b
commit 84899fb2f8
1 changed files with 2 additions and 1 deletions
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3
function.cpp
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@ -92,7 +92,7 @@ static int load(const wcstring &name)
bool was_autoload = is_autoload;
int res;
bool no_more_autoload = function_tombstones.count(name) == 1;
bool no_more_autoload = function_tombstones.count(name) > 0;
if (no_more_autoload)
return 0;
@ -239,6 +239,7 @@ int function_exists_no_autoload(const wcstring &cmd, const env_vars_snapshot_t &
static bool function_remove_ignore_autoload(const wcstring &name)
{
// Note: the lock may be held at this point, but is recursive
scoped_lock lock(functions_lock);
function_map_t::iterator iter = loaded_functions.find(name);