tools/squashfs4/patches/004-action-rework-strdupa-with-POSIX-strdup-and-free.patch

   1 From 92e628ec0e26cf091d82356e3b74f73bedf4cfc8 Mon Sep 17 00:00:00 2001
   2 From: Christian Marangi <ansuelsmth@gmail.com>
   3 Date: Sat, 15 Oct 2022 00:11:20 +0200
   4 Subject: [PATCH] action: rework strdupa with POSIX strdup and free
   5
   6 strdupa is not POSIX and cause compilation error on macos.
   7 Fix this by using strdup and free.
   8
   9 Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
  10 Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
  11 ---
  12  squashfs-tools/action.c | 14 +++++++++++---
  13  1 file changed, 11 insertions(+), 3 deletions(-)
  14
  15 --- a/squashfs-tools/action.c
  16 +++ b/squashfs-tools/action.c
  17 @@ -2415,9 +2415,17 @@ static char *get_start(char *s, int n)
  18
  19  static int subpathname_fn(struct atom *atom, struct action_data *action_data)
  20  {
  21 -       return fnmatch(atom->argv[0], get_start(strdupa(action_data->subpath),
  22 -               count_components(atom->argv[0])),
  23 -               FNM_PATHNAME|FNM_EXTMATCH) == 0;
  24 +       char *s, *tmp;
  25 +       int ret;
  26 +
  27 +       s = tmp = strdup(action_data->subpath);
  28 +       tmp = get_start(tmp, count_components(atom->argv[0]));
  29 +
  30 +       ret = fnmatch(atom->argv[0], tmp, FNM_PATHNAME|FNM_EXTMATCH);
  31 +
  32 +       free(s);
  33 +
  34 +       return ret == 0;
  35  }
  36
  37  /*