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dlerror()

Get dynamic loading diagnostic information

Synopsis:

#include <dlfcn.h>

char *dlerror( void );

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The dlerror() function returns a NULL-terminated string (with no trailing newline) describing the last error that occurred during a call to one of the dl*() functions. If no errors have occurred, dlerror() returns NULL.

The dlopen() function is available only to dynamically linked processes.

Returns:

A pointer to an error description, or NULL.

Classification:

POSIX 1003.1 XSI

Safety:
Cancellation point	No
Interrupt handler	No
Signal handler	No
Thread	Yes