getfacl: Simplify by using acl_to_any_text
This commit is contained in:
Ken Brown
Corinna Vinschen
parent
b610a9cf29
commit
982dd20ed9
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@ -13,7 +13,8 @@ details. */
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#include <stdio.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <cygwin/acl.h>
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#include <sys/acl.h>
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#include <acl/libacl.h>
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#include <sys/stat.h>
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#include <cygwin/version.h>
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#include <string.h>
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@ -21,18 +22,6 @@ details. */
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static char *prog_name;
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char *
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permstr (mode_t perm)
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{
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static char pbuf[4];
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pbuf[0] = (perm & S_IROTH) ? 'r' : '-';
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pbuf[1] = (perm & S_IWOTH) ? 'w' : '-';
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pbuf[2] = (perm & S_IXOTH) ? 'x' : '-';
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pbuf[3] = '\0';
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return pbuf;
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}
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const char *
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username (uid_t uid)
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{
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@ -150,9 +139,9 @@ main (int argc, char **argv)
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int eopt = 0;
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int dopt = 0;
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int nopt = 0;
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int options = 0;
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int istty = isatty (fileno (stdout));
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struct stat st;
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aclent_t acls[MAX_ACL_ENTRIES];
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prog_name = program_invocation_short_name;
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@ -192,19 +181,26 @@ main (int argc, char **argv)
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usage (stderr);
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return 1;
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}
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if (nopt)
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options |= TEXT_NUMERIC_IDS;
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if (eopt > 0)
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options |= TEXT_ALL_EFFECTIVE;
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else if (!eopt)
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options |= TEXT_SOME_EFFECTIVE;
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if (istty)
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options |= TEXT_SMART_INDENT;
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for (; optind < argc; ++optind)
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{
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int i, num_acls;
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mode_t mask = S_IRWXO, def_mask = S_IRWXO;
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acl_t access_acl = NULL, default_acl = NULL;
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char *access_txt, *default_txt;
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if (stat (argv[optind], &st)
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|| (num_acls = acl (argv[optind], GETACL, MAX_ACL_ENTRIES, acls)) < 0)
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{
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fprintf (stderr, "%s: %s: %s\n",
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prog_name, argv[optind], strerror (errno));
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ret = 2;
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continue;
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}
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|| (!dopt
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&& !(access_acl = acl_get_file (argv[optind], ACL_TYPE_ACCESS)))
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|| (!aopt && S_ISDIR (st.st_mode)
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&& !(default_acl = acl_get_file (argv[optind],
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ACL_TYPE_DEFAULT))))
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goto err;
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if (!copt)
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{
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printf ("# file: %s\n", argv[optind]);
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@ -223,103 +219,35 @@ main (int argc, char **argv)
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(st.st_mode & S_ISGID) ? 's' : '-',
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(st.st_mode & S_ISVTX) ? 't' : '-');
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}
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for (i = 0; i < num_acls; ++i)
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if (access_acl)
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{
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if (acls[i].a_type == CLASS_OBJ)
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mask = acls[i].a_perm;
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else if (acls[i].a_type == DEF_CLASS_OBJ)
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def_mask = acls[i].a_perm;
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if (!(access_txt = acl_to_any_text (access_acl, NULL, '\n', options)))
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{
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acl_free (access_acl);
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goto err;
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}
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printf ("%s\n", access_txt);
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acl_free (access_txt);
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acl_free (access_acl);
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}
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for (i = 0; i < num_acls; ++i)
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if (default_acl)
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{
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int n = 0;
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int print_effective = 0;
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mode_t effective = acls[i].a_perm;
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if (acls[i].a_type & ACL_DEFAULT)
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if (!(default_txt = acl_to_any_text (default_acl, "default:",
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'\n', options)))
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{
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if (aopt)
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continue;
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n += printf ("default:");
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acl_free (default_acl);
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goto err;
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}
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else if (dopt)
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continue;
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switch (acls[i].a_type & ~ACL_DEFAULT)
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{
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case USER_OBJ:
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printf ("user::");
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break;
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case USER:
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if (nopt)
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n += printf ("user:%lu:", (unsigned long)acls[i].a_id);
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else
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n += printf ("user:%s:", username (acls[i].a_id));
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break;
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case GROUP_OBJ:
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n += printf ("group::");
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break;
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case GROUP:
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if (nopt)
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n += printf ("group:%lu:", (unsigned long)acls[i].a_id);
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else
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n += printf ("group:%s:", groupname (acls[i].a_id));
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break;
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case CLASS_OBJ:
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printf ("mask::");
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break;
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case OTHER_OBJ:
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printf ("other::");
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break;
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}
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n += printf ("%s", permstr (acls[i].a_perm));
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switch (acls[i].a_type)
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{
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case USER:
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case GROUP_OBJ:
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effective = acls[i].a_perm & mask;
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print_effective = 1;
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break;
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case GROUP:
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/* Special case SYSTEM and Admins group: The mask only
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applies to them as far as the execute bit is concerned. */
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if (acls[i].a_id == 18 || acls[i].a_id == 544)
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effective = acls[i].a_perm & (mask | S_IROTH | S_IWOTH);
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else
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effective = acls[i].a_perm & mask;
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print_effective = 1;
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break;
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case DEF_USER:
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case DEF_GROUP_OBJ:
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effective = acls[i].a_perm & def_mask;
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print_effective = 1;
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break;
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case DEF_GROUP:
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/* Special case SYSTEM and Admins group: The mask only
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applies to them as far as the execute bit is concerned. */
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if (acls[i].a_id == 18 || acls[i].a_id == 544)
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effective = acls[i].a_perm & (def_mask | S_IROTH | S_IWOTH);
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else
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effective = acls[i].a_perm & def_mask;
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print_effective = 1;
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break;
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}
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if (print_effective && eopt >= 0
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&& (eopt > 0 || effective != acls[i].a_perm))
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{
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if (istty)
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{
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n = 40 - n;
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if (n <= 0)
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n = 1;
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printf ("%*s", n, " ");
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}
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else
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putchar ('\t');
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printf ("#effective:%s", permstr (effective));
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}
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putchar ('\n');
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printf ("%s\n", default_txt);
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acl_free (default_txt);
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acl_free (default_acl);
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}
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putchar ('\n');
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continue;
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err:
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fprintf (stderr, "%s: %s: %s\n\n",
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prog_name, argv[optind], strerror (errno));
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ret = 2;
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}
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return ret;
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}
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