ldtbread.c

来自「speech signal process tools」· C语言 代码 · 共 40 行

#include <system.h>
#include	<stdio.h>
#include	"filehdr.h"
#include	"syms.h"
#include	"ldfcn.h"

/* static char *sccs_id = "@(#)ldtbread.c	1.2 12/8/89 ESI, ATT"; */

#define SYMESZ 18

#if	ANSI
    int		vldldptr( LDFILE *);
#else
    int		vldldptr( );
#endif

int
ldtbread(ldptr, symnum, symentry)
LDFILE	*ldptr;
long	symnum;
SYMENT	*symentry;
{


    if (vldldptr(ldptr) == SUCCESS) {
	if ((symnum >= 0) && (symnum <= (HEADER(ldptr)).f_nsyms)) {
	    if (FSEEK(ldptr,
		HEADER(ldptr).f_symptr + symnum * SYMESZ, BEGINNING)
		== OKFSEEK) {
		if (FREAD( (char *) symentry,SYMESZ,1,ldptr) == 1) {
		    return(SUCCESS);
		}
	    }
	}
    }

    return(FAILURE);
}