Get dynamic loading diagnostic information
#include <dlfcn.h> char *dlerror( void );
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
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 dynamic-linking errors have occurred since it was last invoked, dlerror() returns NULL.
A pointer to an error description, or NULL.
| Safety: | |
|---|---|
| Cancellation point | No |
| Interrupt handler | No |
| Signal handler | No |
| Thread | Yes |