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root/radiance/ray/src/common/fgetline.c
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Comparing ray/src/common/fgetline.c (file contents):
Revision 2.2 by greg, Sat Feb 22 02:07:22 2003 UTC vs.
Revision 2.10 by greg, Wed Jul 29 18:19:31 2020 UTC

# Line 4 | Line 4 | static const char      RCSid[] = "$Id$";
4   /*
5   * fgetline.c - read line with escaped newlines.
6   *
7 < *  External symbols declared in standard.h
7 > *  External symbols declared in rtio.h
8   */
9  
10 < /* ====================================================================
11 < * The Radiance Software License, Version 1.0
12 < *
13 < * Copyright (c) 1990 - 2002 The Regents of the University of California,
14 < * through Lawrence Berkeley National Laboratory.   All rights reserved.
15 < *
16 < * Redistribution and use in source and binary forms, with or without
17 < * modification, are permitted provided that the following conditions
18 < * are met:
19 < *
20 < * 1. Redistributions of source code must retain the above copyright
21 < *         notice, this list of conditions and the following disclaimer.
22 < *
23 < * 2. Redistributions in binary form must reproduce the above copyright
24 < *       notice, this list of conditions and the following disclaimer in
25 < *       the documentation and/or other materials provided with the
26 < *       distribution.
27 < *
28 < * 3. The end-user documentation included with the redistribution,
29 < *           if any, must include the following acknowledgment:
30 < *             "This product includes Radiance software
31 < *                 (http://radsite.lbl.gov/)
32 < *                 developed by the Lawrence Berkeley National Laboratory
33 < *               (http://www.lbl.gov/)."
34 < *       Alternately, this acknowledgment may appear in the software itself,
35 < *       if and wherever such third-party acknowledgments normally appear.
36 < *
37 < * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
38 < *       and "The Regents of the University of California" must
39 < *       not be used to endorse or promote products derived from this
40 < *       software without prior written permission. For written
41 < *       permission, please contact [email protected].
42 < *
43 < * 5. Products derived from this software may not be called "Radiance",
44 < *       nor may "Radiance" appear in their name, without prior written
45 < *       permission of Lawrence Berkeley National Laboratory.
46 < *
47 < * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
48 < * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
49 < * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
50 < * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
51 < * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
52 < * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
53 < * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
54 < * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
55 < * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
56 < * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
57 < * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 < * SUCH DAMAGE.
59 < * ====================================================================
60 < *
61 < * This software consists of voluntary contributions made by many
62 < * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
63 < * information on Lawrence Berkeley National Laboratory, please see
64 < * <http://www.lbl.gov/>.
65 < */
10 > #include "copyright.h"
11  
12 < #include  <stdio.h>
12 > #include  "rtio.h"
13  
14  
15   char *
16 < fgetline(s, n, fp)      /* read in line with escapes, elide final newline */
17 < char  *s;
18 < int  n;
19 < register FILE  *fp;
16 > fgetline(               /* read in line with escapes, elide final newline */
17 >        char  *s,
18 >        int  n,
19 >        FILE  *fp
20 > )
21   {
22 <        register char  *cp = s;
23 <        register int  c = EOF;
22 >        char  *cp = s;
23 >        int  c = EOF;
24  
25          while (--n > 0 && (c = getc(fp)) != EOF) {
26 <                if (c == '\r')
27 <                        continue;
26 >                if (c == '\r' && (c = getc(fp)) != '\n') {
27 >                        ungetc(c, fp);          /* must be Apple file */
28 >                        c = '\n';
29 >                }
30                  if (c == '\n' && (cp == s || cp[-1] != '\\'))
31                          break;
32                  *cp++ = c;
33          }
34 <        if (cp == s && c == EOF)
34 >        if ((cp == s) & (c == EOF))
35                  return(NULL);
36          *cp = '\0';
37 + #if defined(_WIN32) || defined(_WIN64)
38 +                                                /* remove escaped newlines */
39 +        for (cp = s; (cp = strchr(cp, '\\')) != NULL && cp[1] == '\n'; )
40 +                memmove(cp, cp+2, strlen(cp+2)+1);
41 + #endif
42          return(s);
43   }

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