1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5*                      and is licensed under the                       *
6*                  Common Public License, Version 1.0                  *
7*                    by AT&T Intellectual Property                     *
8*                                                                      *
9*                A copy of the License is available at                 *
10*            http://www.opensource.org/licenses/cpl1.0.txt             *
11*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                  David Korn <dgk@research.att.com>                   *
19*                   Phong Vo <kpv@research.att.com>                    *
20*                                                                      *
21***********************************************************************/
22#pragma prototyped
23/*
24 * Glenn Fowler
25 * AT&T Research
26 *
27 * string vector load support
28 */
29
30#include <ast.h>
31#include <ls.h>
32#include <vecargs.h>
33
34/*
35 * load a string vector from lines in file
36 */
37
38char**
39vecfile(const char* file)
40{
41	register int	n;
42	register char*	buf;
43	register char**	vec;
44	int		fd;
45	struct stat	st;
46
47	vec = 0;
48	if ((fd = open(file, O_RDONLY)) >= 0)
49	{
50		if (!fstat(fd, &st) && S_ISREG(st.st_mode) && (n = st.st_size) > 0 && (buf = newof(0, char, n + 1, 0)))
51		{
52			if (read(fd, buf, n) == n)
53			{
54				buf[n] = 0;
55				vec = vecload(buf);
56			}
57			if (!vec) free(buf);
58		}
59		close(fd);
60	}
61	return(vec);
62}
63