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Sourcecode: acl version File versions

copy-acl.c

#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <libgen.h>
#include <sys/acl.h>

const char *progname;

int main(int argc, char *argv[])
{
      acl_t acl, default_acl;
      int n, ret = 0;

      progname = basename(argv[0]);

      if (argc < 3) {
            printf("%s -- copy access control lists between files \n"
                  "Usage: %s file1 file2 ...\n",
                  progname, progname);
            return 1;
      }

      acl = acl_get_file(argv[1], ACL_TYPE_ACCESS);
      if (acl == NULL) {
            fprintf(stderr, "%s: getting acl of %s: %s\n",
                  progname, argv[1], strerror(errno));
            return 1;
      }
      default_acl = acl_get_file(argv[1], ACL_TYPE_DEFAULT);
      if (default_acl == NULL) {
            fprintf(stderr, "%s: getting default acl of %s: %s\n",
                  progname, argv[1], strerror(errno));
            return 1;
      }

      for (n = 2; n < argc; n++) {
            if (acl_set_file(argv[n], ACL_TYPE_ACCESS, acl) != 0) {
                  fprintf(stderr, "%s: setting acl for %s: %s\n",
                        progname, argv[n], strerror(errno));
                  ret = 1;
            } else if (acl_set_file(argv[n], ACL_TYPE_DEFAULT,
                                    default_acl) != 0) {
                  fprintf(stderr, "%s: setting default acl for %s: %s\n",
                        progname, argv[n], strerror(errno));
                  ret = 1;
            }
      }

      acl_free(acl);
      acl_free(default_acl);

      return ret;
}

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