[unix-history] / usr / src / bin / sh / exec.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Kenneth Almquist.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)exec.h	5.1 (Berkeley) %G%
 */

/* values of cmdtype */
#define CMDUNKNOWN -1		/* no entry in table for command */
#define CMDNORMAL 0		/* command is an executable program */
#define CMDBUILTIN 1		/* command is a shell builtin */
#define CMDFUNCTION 2		/* command is a shell function */


struct cmdentry {
	int cmdtype;
	union param {
		int index;
		union node *func;
	} u;
};


extern char *pathopt;		/* set by padvance */

#ifdef __STDC__
void shellexec(char **, char **, char *, int);
char *padvance(char **, char *);
void find_command(char *, struct cmdentry *, int);
int find_builtin(char *);
void hashcd(void);
void changepath(char *);
void defun(char *, union node *);
void unsetfunc(char *);
#else
void shellexec();
char *padvance();
void find_command();
int find_builtin();
void hashcd();
void changepath();
void defun();
void unsetfunc();
#endif
Commit	Line	Data
ec939471 KB	1	/*-
	2	* Copyright (c) 1991 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* This code is derived from software contributed to Berkeley by
	6	* Kenneth Almquist.
	7	*
	8	* %sccs.include.redist.c%
	9	*
	10	* @(#)exec.h 5.1 (Berkeley) %G%
	11	*/
	12
	13	/* values of cmdtype */
	14	#define CMDUNKNOWN -1 /* no entry in table for command */
	15	#define CMDNORMAL 0 /* command is an executable program */
	16	#define CMDBUILTIN 1 /* command is a shell builtin */
	17	#define CMDFUNCTION 2 /* command is a shell function */
	18
	19
	20	struct cmdentry {
	21	int cmdtype;
	22	union param {
	23	int index;
	24	union node *func;
	25	} u;
	26	};
	27
	28
	29	extern char pathopt; / set by padvance */
	30
	31	#ifdef __STDC__
	32	void shellexec(char , char , char *, int);
	33	char padvance(char , char );
	34	void find_command(char , struct cmdentry , int);
	35	int find_builtin(char *);
	36	void hashcd(void);
	37	void changepath(char *);
	38	void defun(char , union node );
	39	void unsetfunc(char *);
	40	#else
	41	void shellexec();
	42	char *padvance();
	43	void find_command();
	44	int find_builtin();
	45	void hashcd();
	46	void changepath();
	47	void defun();
	48	void unsetfunc();
	49	#endif