The Single UNIX ® Specification, Version 2
Copyright © 1997 The Open Group

NAME

dlfcn.h - dynamic linking

SYNOPSIS

#include <dlfcn.h>

DESCRIPTION

The <dlfcn.h> header defines at least the following macros for use in the construction of a dlopen() mode argument:

RTLD_LAZY
Relocations are performed at an implementation-dependent time.

RTLD_NOW
Relocations are performed when the object is loaded.

RTLD_GLOBAL
All symbols are available for relocation processing of other modules.

RTLD_LOCAL
All symbols are not made available for relocation processing by other modules.

The header <dlfcn.h> declares the following functions which may also be defined as macros. Function prototypes must be provided for use with an ISO C compiler.

void  *dlopen(const char *, int);
void  *dlsym(void *, const char *);
int    dlclose(void *);
char  *dlerror(void);

APPLICATION USAGE

None.

FUTURE DIRECTIONS

None.

SEE ALSO

dlopen(), dlclose(), dlsym(), dlerror().

UNIX ® is a registered Trademark of The Open Group.
Copyright © 1997 The Open Group
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