Man page - dlerror(3)

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Manual

dlerror

NAME
LIBRARY
SYNOPSIS
DESCRIPTION
ATTRIBUTES
STANDARDS
HISTORY
NOTES
EXAMPLES
SEE ALSO

NAME

dlerror - obtain error diagnostic for functions in the dlopen API

LIBRARY

Dynamic linking library ( libdl , -ldl )

SYNOPSIS

#include <dlfcn.h>

char *dlerror(void);

DESCRIPTION

The dlerror () function returns a human-readable, null-terminated string describing the most recent error that occurred from a call to one of the functions in the dlopen API since the last call to dlerror (). The returned string does not include a trailing newline.

dlerror () returns NULL if no errors have occurred since initialization or since it was last called.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes (7).

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STANDARDS

POSIX.1-2008.

HISTORY

glibc 2.0. POSIX.1-2001.

SunOS.

NOTES

The message returned by dlerror () may reside in a statically allocated buffer that is overwritten by subsequent dlerror () calls.

EXAMPLES

See dlopen (3).

SEE ALSO

dladdr (3), dlinfo (3), dlopen (3), dlsym (3)