usr/src/usr.bin/uucp/port/getwd.c

#ifndef lint
static char sccsid[] = "@(#)getwd.c	5.4 (Berkeley) %G%";
#endif

#include "uucp.h"

/*
 *	get working directory
 *
 *	return codes  0 = FAIL
 *		      wkdir = SUCCES
 */

char *
getwd(wkdir)
register char *wkdir;
{
	register FILE *fp;
	extern FILE *rpopen();
	extern int rpclose();
	register char *c;

	*wkdir = '\0';
	if ((fp = rpopen("PATH=/bin:/usr/bin:/usr/ucb;pwd 2>&-", "r")) == NULL)
		return 0;
	if (fgets(wkdir, 100, fp) == NULL) {
		rpclose(fp);
		return 0;
	}
	if (*(c = wkdir + strlen(wkdir) - 1) == '\n')
		*c = '\0';
	rpclose(fp);
	return wkdir;
}
Commit	Line	Data
	1	#ifndef lint
	2	static char sccsid[] = "@(#)getwd.c 5.4 (Berkeley) %G%";
	3	#endif
	4
	5	#include "uucp.h"
	6
	7	/*
	8	* get working directory
	9	*
	10	* return codes 0 = FAIL
	11	* wkdir = SUCCES
	12	*/
	13
	14	char *
	15	getwd(wkdir)
	16	register char *wkdir;
	17	{
	18	register FILE *fp;
	19	extern FILE *rpopen();
	20	extern int rpclose();
	21	register char *c;
	22
	23	*wkdir = '\0';
	24	if ((fp = rpopen("PATH=/bin:/usr/bin:/usr/ucb;pwd 2>&-", "r")) == NULL)
	25	return 0;
	26	if (fgets(wkdir, 100, fp) == NULL) {
	27	rpclose(fp);
	28	return 0;
	29	}
	30	if (*(c = wkdir + strlen(wkdir) - 1) == '\n')
	31	*c = '\0';
	32	rpclose(fp);
	33	return wkdir;
	34	}