annotate lib/basename.c @ 40231:9b3c79fdfe0b

strtod: fix clash with strtold Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817). * lib/strtod.c (compute_minus_zero, minus_zero): Simplify by remving the macro / external variable, and having just a function. User changed. This avoids the need for an external variable that might clash.
author Paul Eggert <eggert@cs.ucla.edu>
date Mon, 11 Mar 2019 16:40:29 -0700
parents b06060465f09
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5907
c47674a83a78 Sync from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 5848
diff changeset
1 /* basename.c -- return the last element in a file name
4633
74b0d8b988f7 Remove K&R cruft.
Paul Eggert <eggert@cs.ucla.edu>
parents: 3243
diff changeset
2
40057
b06060465f09 maint: Run 'make update-copyright'
Paul Eggert <eggert@cs.ucla.edu>
parents: 19484
diff changeset
3 Copyright (C) 1990, 1998-2001, 2003-2006, 2009-2019 Free Software
12559
c2cbabec01dd update nearly all FSF copyright year lists to include 2010
Jim Meyering <meyering@redhat.com>
parents: 12518
diff changeset
4 Foundation, Inc.
1250
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
5
9309
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 7302
diff changeset
6 This program is free software: you can redistribute it and/or modify
1250
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
7 it under the terms of the GNU General Public License as published by
9309
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 7302
diff changeset
8 the Free Software Foundation; either version 3 of the License, or
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 7302
diff changeset
9 (at your option) any later version.
1250
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
10
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
11 This program is distributed in the hope that it will be useful,
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
14 GNU General Public License for more details.
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
15
29ccc7d6e9e9 add copyright
Jim Meyering <jim@meyering.net>
parents: 958
diff changeset
16 You should have received a copy of the GNU General Public License
19190
9759915b2aca all: prefer https: URLs
Paul Eggert <eggert@cs.ucla.edu>
parents: 18626
diff changeset
17 along with this program. If not, see <https://www.gnu.org/licenses/>. */
9
f8dce34b5ab0 Initial revision
Jim Meyering <jim@meyering.net>
parents:
diff changeset
18
7302
8a1a9361108c * _fpending.c: Include <config.h> unconditionally, since we no
Paul Eggert <eggert@cs.ucla.edu>
parents: 6912
diff changeset
19 #include <config.h>
379
0c05dc8a5d05 (basename): Use strrchr, not rindex.
Jim Meyering <jim@meyering.net>
parents: 9
diff changeset
20
3243
025019cda2d6 Use "", not <> to include dirname.h.
Jim Meyering <jim@meyering.net>
parents: 3241
diff changeset
21 #include "dirname.h"
1952
8c28becce781 (base_name): Add prototype. From Akim Demaille.
Jim Meyering <jim@meyering.net>
parents: 1738
diff changeset
22
6912
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
23 #include <string.h>
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
24 #include "xalloc.h"
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
25 #include "xstrndup.h"
3241
3de6cd0813b1 (FILESYSTEM_PREFIX_LEN, PARAMS, ISSLASH): Remove; now in dirname.h.
Jim Meyering <jim@meyering.net>
parents: 3107
diff changeset
26
6912
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
27 char *
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
28 base_name (char const *name)
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
29 {
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
30 char const *base = last_component (name);
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
31 size_t length;
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
32
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
33 /* If there is no last component, then name is a file system root or the
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
34 empty string. */
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
35 if (! *base)
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
36 return xstrndup (name, base_len (name));
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
37
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
38 /* Collapse a sequence of trailing slashes into one. */
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
39 length = base_len (base);
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
40 if (ISSLASH (base[length]))
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
41 length++;
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
42
16235
18a38c9615f0 In commentary, do not use ` to quote.
Paul Eggert <eggert@cs.ucla.edu>
parents: 16201
diff changeset
43 /* On systems with drive letters, "a/b:c" must return "./b:c" rather
18a38c9615f0 In commentary, do not use ` to quote.
Paul Eggert <eggert@cs.ucla.edu>
parents: 16201
diff changeset
44 than "b:c" to avoid confusion with a drive letter. On systems
6912
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
45 with pure POSIX semantics, this is not an issue. */
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
46 if (FILE_SYSTEM_PREFIX_LEN (base))
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
47 {
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
48 char *p = xmalloc (length + 3);
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
49 p[0] = '.';
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
50 p[1] = '/';
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
51 memcpy (p + 2, base, length);
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
52 p[length + 2] = '\0';
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
53 return p;
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
54 }
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
55
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
56 /* Finally, copy the basename. */
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
57 return xstrndup (base, length);
314715e0260d Merge from coreutils.
Paul Eggert <eggert@cs.ucla.edu>
parents: 6259
diff changeset
58 }