1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id$"; |
3 |
#endif |
4 |
/* |
5 |
* Load whitespace separated words from a file into an array. |
6 |
* Assume the passed pointer array is big enough to hold them all. |
7 |
* |
8 |
* External symbols declared in standard.h |
9 |
*/ |
10 |
|
11 |
/* ==================================================================== |
12 |
* The Radiance Software License, Version 1.0 |
13 |
* |
14 |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
15 |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
16 |
* |
17 |
* Redistribution and use in source and binary forms, with or without |
18 |
* modification, are permitted provided that the following conditions |
19 |
* are met: |
20 |
* |
21 |
* 1. Redistributions of source code must retain the above copyright |
22 |
* notice, this list of conditions and the following disclaimer. |
23 |
* |
24 |
* 2. Redistributions in binary form must reproduce the above copyright |
25 |
* notice, this list of conditions and the following disclaimer in |
26 |
* the documentation and/or other materials provided with the |
27 |
* distribution. |
28 |
* |
29 |
* 3. The end-user documentation included with the redistribution, |
30 |
* if any, must include the following acknowledgment: |
31 |
* "This product includes Radiance software |
32 |
* (http://radsite.lbl.gov/) |
33 |
* developed by the Lawrence Berkeley National Laboratory |
34 |
* (http://www.lbl.gov/)." |
35 |
* Alternately, this acknowledgment may appear in the software itself, |
36 |
* if and wherever such third-party acknowledgments normally appear. |
37 |
* |
38 |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
39 |
* and "The Regents of the University of California" must |
40 |
* not be used to endorse or promote products derived from this |
41 |
* software without prior written permission. For written |
42 |
* permission, please contact [email protected]. |
43 |
* |
44 |
* 5. Products derived from this software may not be called "Radiance", |
45 |
* nor may "Radiance" appear in their name, without prior written |
46 |
* permission of Lawrence Berkeley National Laboratory. |
47 |
* |
48 |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
49 |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
50 |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
51 |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
52 |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
53 |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
54 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
55 |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
56 |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
57 |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
58 |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
59 |
* SUCH DAMAGE. |
60 |
* ==================================================================== |
61 |
* |
62 |
* This software consists of voluntary contributions made by many |
63 |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
64 |
* information on Lawrence Berkeley National Laboratory, please see |
65 |
* <http://www.lbl.gov/>. |
66 |
*/ |
67 |
|
68 |
#include <ctype.h> |
69 |
|
70 |
#define NULL 0 |
71 |
|
72 |
#define MAXFLEN 8192 /* file must be smaller than this */ |
73 |
|
74 |
extern char *bmalloc(); |
75 |
|
76 |
|
77 |
int |
78 |
wordfile(words, fname) /* get words from fname, put in words */ |
79 |
char **words; |
80 |
char *fname; |
81 |
{ |
82 |
int fd; |
83 |
char buf[MAXFLEN]; |
84 |
register int n; |
85 |
/* load file into buffer */ |
86 |
if (fname == NULL) |
87 |
return(-1); /* no filename */ |
88 |
if ((fd = open(fname, 0)) < 0) |
89 |
return(-1); /* open error */ |
90 |
n = read(fd, buf, MAXFLEN); |
91 |
close(fd); |
92 |
if (n < 0) /* read error */ |
93 |
return(-1); |
94 |
if (n == MAXFLEN) /* file too big, take what we can */ |
95 |
while (!isspace(buf[--n])) |
96 |
if (n <= 0) /* one long word! */ |
97 |
return(-1); |
98 |
buf[n] = '\0'; /* terminate */ |
99 |
return(wordstring(words, buf)); /* wordstring does the rest */ |
100 |
} |
101 |
|
102 |
|
103 |
int |
104 |
wordstring(avl, str) /* allocate and load argument list */ |
105 |
char **avl; |
106 |
char *str; |
107 |
{ |
108 |
register char *cp, **ap; |
109 |
|
110 |
if (str == NULL) |
111 |
return(-1); |
112 |
cp = bmalloc(strlen(str)+1); |
113 |
if (cp == NULL) /* ENOMEM */ |
114 |
return(-1); |
115 |
strcpy(cp, str); |
116 |
ap = avl; /* parse into words */ |
117 |
for ( ; ; ) { |
118 |
while (isspace(*cp)) /* nullify spaces */ |
119 |
*cp++ = '\0'; |
120 |
if (!*cp) /* all done? */ |
121 |
break; |
122 |
*ap++ = cp; /* add argument to list */ |
123 |
while (*++cp && !isspace(*cp)) |
124 |
; |
125 |
} |
126 |
*ap = NULL; |
127 |
return(ap - avl); |
128 |
} |