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/* Error codes */
#define DLD_ENOFILE 1 /* cannot open file */
#define DLD_EBADMAGIC 2 /* bad magic number */
#define DLD_EBADHEADER 3 /* failure reading header */
#define DLD_ENOTEXT 4 /* premature eof in text section */
#define DLD_ENOSYMBOLS 5 /* premature end of file in symbols */
#define DLD_ENOSTRINGS 6 /* bad string table */
#define DLD_ENOTXTRELOC 7 /* premature eof in text relocation */
#define DLD_ENODATA 8 /* premature eof in data section */
#define DLD_ENODATRELOC 9 /* premature eof in data relocation */
#define DLD_EMULTDEFS 10 /* multiple definitions of symbol */
#define DLD_EBADLIBRARY 11 /* malformed library archive */
#define DLD_EBADCOMMON 12 /* common block not supported */
#define DLD_EBADOBJECT 13 /* malformed input file (not rel or
archive) */
#define DLD_EBADRELOC 14 /* bad relocation info */
#define DLD_ENOMEMORY 15 /* virtual memory exhausted */
#define DLD_EUNDEFSYM 16 /* undefined symbol */
extern int dld_errno; /* error code returned by dld */
extern char *dld_errname; /* multiply defined name */
extern int dld_undefined_sym_count; /* # of undefined global symbols */
extern char* dld_last_symbol; /* valid only if EMULTDEFS */
#ifdef __STDC__
# define P(s) s
#else
# define P(s) ()
# define const /**/
#endif
#ifdef __cplusplus
extern "C" {
#endif
extern int
dld_init P((const char* path)); /* initialize the dld routines */
extern int
dld_link P((const char* filename)); /* dynamically link and load an
object file */
extern unsigned long
dld_get_symbol P((const char* id)); /* return the address of the named
identifier */
extern unsigned long
dld_get_func P((const char* func)); /* return the address of the named
function */
extern unsigned long
dld_get_bare_symbol P((const char *id)); /* same as dld_get_symbol except
that no underscore (_) is
prepended. Use to locate
symbols defined by assembly
routines. */
extern int
dld_unlink_by_file P((const char* path, int hard)); /* unlink a file */
extern int
dld_unlink_by_symbol P((const char* id, int hard)); /* unlink the module
that define the given
symbol */
extern int
dld_function_executable_p P((const char* func)); /* return true if the named
C function is executable */
extern char **
dld_list_undefined_sym P((void)); /* return an array of undefined
symbols */
extern char *
dld_find_executable P((const char* command)); /* return the full path name
of the given executable
file. */
extern int
dld_create_reference P((const char* name)); /* explicitly create a reference
to the given symbol. */
extern int
dld_define_sym P((const char* name, unsigned int siye)); /* explicitly
define the value
for the given
symbol. */
extern void
dld_remove_defined_symbol P((const char* name)); /* remove an explicitly
defined symbol */
extern void
dld_perror P((const char* user_mesg)); /* print error messages. */
extern char
*dld_strerror P((int code)); /* returns the error message */
extern void
dyn_load P((const char * name)); /* from gxxload.cc (c++) */
extern void
dyn_unload P((const char * name));
#ifdef __cplusplus
}
#endif
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