OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [gdb-5.3/] [libiberty/] [fnmatch.c] - Blame information for rev 1181

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 1181 sfurman 
/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
2 
 
3 
NOTE: This source is derived from an old version taken from the GNU C
4 
Library (glibc).
5 
 
6 
This program is free software; you can redistribute it and/or modify it
7 
under the terms of the GNU General Public License as published by the
8 
Free Software Foundation; either version 2, or (at your option) any
9 
later version.
10 
 
11 
This program is distributed in the hope that it will be useful,
12 
but WITHOUT ANY WARRANTY; without even the implied warranty of
13 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 
GNU General Public License for more details.
15 
 
16 
You should have received a copy of the GNU General Public License
17 
along with this program; if not, write to the Free Software
18 
Foundation, 59 Temple Place - Suite 330,
19 
Boston, MA 02111-1307, USA.  */
20 
 
21 
#ifdef HAVE_CONFIG_H
22 
#if defined (CONFIG_BROKETS)
23 
/* We use <config.h> instead of "config.h" so that a compilation
24 
   using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
25 
   (which it would do because it found this file in $srcdir).  */
26 
#include <config.h>
27 
#else
28 
#include "config.h"
29 
#endif
30 
#endif
31 
 
32 
 
33 
#ifndef _GNU_SOURCE
34 
#define _GNU_SOURCE
35 
#endif
36 
 
37 
/* This code to undef const added in libiberty.  */
38 
#ifndef __STDC__
39 
/* This is a separate conditional since some stdc systems
40 
   reject `defined (const)'.  */
41 
#ifndef const
42 
#define const
43 
#endif
44 
#endif
45 
 
46 
#include <errno.h>
47 
#include <fnmatch.h>
48 
#include <safe-ctype.h>
49 
 
50 
/* Comment out all this code if we are using the GNU C Library, and are not
51 
   actually compiling the library itself.  This code is part of the GNU C
52 
   Library, but also included in many other GNU distributions.  Compiling
53 
   and linking in this code is a waste when using the GNU C library
54 
   (especially if it is a shared library).  Rather than having every GNU
55 
   program understand `configure --with-gnu-libc' and omit the object files,
56 
   it is simpler to just do this in the source for each such file.  */
57 
 
58 
#if defined (_LIBC) || !defined (__GNU_LIBRARY__)
59 
 
60 
 
61 
#if !defined(__GNU_LIBRARY__) && !defined(STDC_HEADERS)
62 
extern int errno;
63 
#endif
64 
 
65 
/* Match STRING against the filename pattern PATTERN, returning zero if
66 
   it matches, nonzero if not.  */
67 
int
68 
fnmatch (pattern, string, flags)
69 
     const char *pattern;
70 
     const char *string;
71 
     int flags;
72 
{
73 
  register const char *p = pattern, *n = string;
74 
  register unsigned char c;
75 
 
76 
#define FOLD(c) ((flags & FNM_CASEFOLD) ? TOLOWER (c) : (c))
77 
 
78 
  while ((c = *p++) != '\0')
79 
    {
80 
      c = FOLD (c);
81 
 
82 
      switch (c)
83 
        {
84 
        case '?':
85 
          if (*n == '\0')
86 
            return FNM_NOMATCH;
87 
          else if ((flags & FNM_FILE_NAME) && *n == '/')
88 
            return FNM_NOMATCH;
89 
          else if ((flags & FNM_PERIOD) && *n == '.' &&
90 
                   (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
91 
            return FNM_NOMATCH;
92 
          break;
93 
 
94 
        case '\\':
95 
          if (!(flags & FNM_NOESCAPE))
96 
            {
97 
              c = *p++;
98 
              c = FOLD (c);
99 
            }
100 
          if (FOLD ((unsigned char)*n) != c)
101 
            return FNM_NOMATCH;
102 
          break;
103 
 
104 
        case '*':
105 
          if ((flags & FNM_PERIOD) && *n == '.' &&
106 
              (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
107 
            return FNM_NOMATCH;
108 
 
109 
          for (c = *p++; c == '?' || c == '*'; c = *p++, ++n)
110 
            if (((flags & FNM_FILE_NAME) && *n == '/') ||
111 
                (c == '?' && *n == '\0'))
112 
              return FNM_NOMATCH;
113 
 
114 
          if (c == '\0')
115 
            return 0;
116 
 
117 
          {
118 
            unsigned char c1 = (!(flags & FNM_NOESCAPE) && c == '\\') ? *p : c;
119 
            c1 = FOLD (c1);
120 
            for (--p; *n != '\0'; ++n)
121 
              if ((c == '[' || FOLD ((unsigned char)*n) == c1) &&
122 
                  fnmatch (p, n, flags & ~FNM_PERIOD) == 0)
123 
                return 0;
124 
            return FNM_NOMATCH;
125 
          }
126 
 
127 
        case '[':
128 
          {
129 
            /* Nonzero if the sense of the character class is inverted.  */
130 
            register int not;
131 
 
132 
            if (*n == '\0')
133 
              return FNM_NOMATCH;
134 
 
135 
            if ((flags & FNM_PERIOD) && *n == '.' &&
136 
                (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
137 
              return FNM_NOMATCH;
138 
 
139 
            not = (*p == '!' || *p == '^');
140 
            if (not)
141 
              ++p;
142 
 
143 
            c = *p++;
144 
            for (;;)
145 
              {
146 
                register unsigned char cstart = c, cend = c;
147 
 
148 
                if (!(flags & FNM_NOESCAPE) && c == '\\')
149 
                  cstart = cend = *p++;
150 
 
151 
                cstart = cend = FOLD (cstart);
152 
 
153 
                if (c == '\0')
154 
                  /* [ (unterminated) loses.  */
155 
                  return FNM_NOMATCH;
156 
 
157 
                c = *p++;
158 
                c = FOLD (c);
159 
 
160 
                if ((flags & FNM_FILE_NAME) && c == '/')
161 
                  /* [/] can never match.  */
162 
                  return FNM_NOMATCH;
163 
 
164 
                if (c == '-' && *p != ']')
165 
                  {
166 
                    cend = *p++;
167 
                    if (!(flags & FNM_NOESCAPE) && cend == '\\')
168 
                      cend = *p++;
169 
                    if (cend == '\0')
170 
                      return FNM_NOMATCH;
171 
                    cend = FOLD (cend);
172 
 
173 
                    c = *p++;
174 
                  }
175 
 
176 
                if (FOLD ((unsigned char)*n) >= cstart
177 
                    && FOLD ((unsigned char)*n) <= cend)
178 
                  goto matched;
179 
 
180 
                if (c == ']')
181 
                  break;
182 
              }
183 
            if (!not)
184 
              return FNM_NOMATCH;
185 
            break;
186 
 
187 
          matched:;
188 
            /* Skip the rest of the [...] that already matched.  */
189 
            while (c != ']')
190 
              {
191 
                if (c == '\0')
192 
                  /* [... (unterminated) loses.  */
193 
                  return FNM_NOMATCH;
194 
 
195 
                c = *p++;
196 
                if (!(flags & FNM_NOESCAPE) && c == '\\')
197 
                  /* XXX 1003.2d11 is unclear if this is right.  */
198 
                  ++p;
199 
              }
200 
            if (not)
201 
              return FNM_NOMATCH;
202 
          }
203 
          break;
204 
 
205 
        default:
206 
          if (c != FOLD ((unsigned char)*n))
207 
            return FNM_NOMATCH;
208 
        }
209 
 
210 
      ++n;
211 
    }
212 
 
213 
  if (*n == '\0')
214 
    return 0;
215 
 
216 
  if ((flags & FNM_LEADING_DIR) && *n == '/')
217 
    /* The FNM_LEADING_DIR flag says that "foo*" matches "foobar/frobozz".  */
218 
    return 0;
219 
 
220 
  return FNM_NOMATCH;
221 
}
222 
 
223 
#endif  /* _LIBC or not __GNU_LIBRARY__.  */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.