Linux Standard Base Core Specification 4.0
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getdtablesize

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getdtablesize -- get file descriptor table size (DEPRECATED)

#include <unistd.h>

int getdtablesize (void );

The function getdtablesize() returns the number of files a process can have open.

Note: The getdtablesize() function is deprecated. Portable applications should call sysconf() with the _SC_OPEN_MAX option instead.

The getdtablesize() function returns the current soft limit as if obtained by a call to sysconf() with the _SC_OPEN_MAX option.

No errors are defined.

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