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/*
* Copyright (c) 1999-2003 Smithsonian Astrophysical Observatory
*/
/*
*
* mainlib.h
*
*/
#ifndef __mainlib_h
#define __mainlib_h
#if HAVE_CONFIG_H
#include "conf.h"
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#if HAVE_MALLOC_H
#include <malloc.h>
#endif
#if HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if HAVE_DLFCN_H
#include <dlfcn.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <sys/types.h>
#include "prsetup.h"
#include "xalloc.h"
#include "word.h"
#include "find.h"
#include "gio.h"
/* types of mainlibs we recognize */
#define MAINLIB_ERROR 0
#define MAINLIB_ARGV 1
#define MAINLIB_EXTN 2
#define MAINLIB_TCL 3
/* max values */
#define MAINLIB_CMDS 32
#define MAINLIB_ARGS 32
/* defines the types of callback procedure we use */
typedef int (*MainLibProc)(
#ifdef ANSI_FUNC
int argc,
char **argv
#endif
);
/* define init call */
typedef void *(*MainLibInitCall)(
#ifdef ANSI_FUNC
void
#endif
);
/* define proc call */
typedef int (*MainLibProcessCall)(
#ifdef ANSI_FUNC
void *ml, char *cmd, char **buf, char *mode
#endif
);
/* define Tcl lookup call */
typedef int (*MainLibTclLookup)(
#ifdef ANSI_FUNC
void *interp, char *s
#endif
);
/* define Tcl eval call */
typedef int (*MainLibTclEval)(
#ifdef ANSI_FUNC
void *interp, char *s
#endif
);
/*
*
*
* mainlib record structure for a single command
*
*/
typedef struct mainlibentryrec{
struct mainlibentryrec *next;
char *xclass;
char *name;
MainLibProc proc;
int type;
} *MainLibEntry, MainLibEntryRec;
/*
*
*
* mainlib record structure for a group of commands
*
*/
typedef struct mainlibrec{
MainLibEntry head;
void *dl;
MainLibProcessCall mainlibprocess;
MainLibTclLookup tcllookup;
MainLibTclEval tcleval;
int npid;
pid_t pids[MAINLIB_CMDS+1];
} *MainLib, MainLibRec;
/* library declarations */
_PRbeg
/* public */
int MainLibLoad _PRx((char *name, char *shlib, void **ml, char **ermsg));
MainLib MainLibNew _PRx((void));
MainLibEntry MainLibAdd _PRx((MainLib ml, char *xclass, char *name,
MainLibProc mainlibproc, int type));
int MainLibProcess _PRx((MainLib ml, char *cmd, char **buf, char *mode));
int MainLibProcessCleanup _PRx((MainLib ml));
int MainLibDel _PRx((MainLib ml, MainLibEntry mle));
int MainLibFree _PRx((MainLib ml));
_PRend
#endif /* __mainlib.h */
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