Provide a mutual exclusion lock on an ibis::column. More...
#include <column.h>
Public Member Functions | |
mutexLock (const ibis::column *col, const char *m) | |
Constructor. More... | |
Provide a mutual exclusion lock on an ibis::column.
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inline |
Constructor.
If the argument #c col is nil, the global mutex lock ibis::util::envLock is used.
References ibis::util::envLock, and ibis::column::fullname().