File: argz-next.c

package info (click to toggle)
glibc 2.31-13%2Bdeb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 278,368 kB
  • sloc: ansic: 1,025,361; asm: 256,790; makefile: 12,097; sh: 10,548; python: 9,618; cpp: 5,233; awk: 1,956; perl: 514; yacc: 290; pascal: 182; sed: 73
file content (41 lines) | stat: -rw-r--r-- 1,338 bytes parent folder | download | duplicates (8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
/* Iterate through the elements of an argz block.
   Copyright (C) 1995-2020 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Written by Miles Bader <miles@gnu.org>

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <argz.h>
#include <string.h>

char *
__argz_next (const char *argz, size_t argz_len, const char *entry)
{
  if (entry)
    {
      if (entry < argz + argz_len)
	entry = strchr (entry, '\0') + 1;

      return entry >= argz + argz_len ? NULL : (char *) entry;
    }
  else
    if (argz_len > 0)
      return (char *) argz;
    else
      return NULL;
}
libc_hidden_def (__argz_next)
weak_alias (__argz_next, argz_next)
libc_hidden_weak (argz_next)