FreeCalypso > hg > freecalypso-tools
view rvinterf/etmsync/cleandir.c @ 635:d9b01a171baf
CHANGES: fc-host-tools-r12 released
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 01 Mar 2020 02:49:01 +0000 |
parents | e6fe9d25377a |
children |
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/* * The implementation of cleandir and rm-subtree commands lives here. */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "etm.h" #include "ffs.h" #include "tmffs2.h" #include "limits.h" #include "ffslimits.h" #include "localtypes.h" #include "localstruct.h" #include "exitcodes.h" extern char *pathname_for_ffs_child(); cleandir_level(ffspath_dir) char *ffspath_dir; { u_char rdstate[4]; char rdbuf[MAX_FN_COMPONENT+1], ffspath_child[MAX_FULL_PATHNAME+1]; char *childp; int nument, i, rc; struct stat_info stat; rc = do_opendir(ffspath_dir, rdstate, &nument); if (rc) return(rc); if (!nument) return(0); childp = pathname_for_ffs_child(ffspath_dir, ffspath_child); if (!childp) { printf("error: non-empty dir at the limit of pathname depth\n"); return(ERROR_TARGET); } for (i = 0; i < nument; i++) { rc = do_readdir(rdstate, rdbuf, MAX_FN_COMPONENT+1); if (rc) return(rc); if (index(rdbuf, '/')) { printf("error: readdir result contains a slash\n"); return(ERROR_TARGET); } strcpy(childp, rdbuf); rc = do_xlstat(ffspath_child, &stat); if (rc) { printf("xlstat failed on %s\n", ffspath_child); return(rc); } if (stat.type == OT_DIR) { rc = cleandir_level(ffspath_child); if (rc) return(rc); } rc = do_ffs_remove(ffspath_child, 0); if (rc) return(rc); } return(0); } cmd_cleandir(argc, argv) char **argv; { int rc; rc = validate_ffs_pathname(argv[1]); if (rc < 0) return(ERROR_USAGE); /* err msg already printed */ if (rc == 0) { fprintf(stderr, "error: cleandir / is not allowed\n"); return(ERROR_USAGE); } return cleandir_level(argv[1]); } cmd_rm_subtree(argc, argv) char **argv; { char *pathname; int rc, minusf_mode, found; struct stat_info stat; if (argc == 2) { pathname = argv[1]; minusf_mode = 0; } else { if (strcmp(argv[1], "-f")) { fprintf(stderr, "usage: rm-subtree [-f] ffs_pathname\n"); return(ERROR_USAGE); } pathname = argv[2]; minusf_mode = 1; } rc = validate_ffs_pathname(pathname); if (rc < 0) return(ERROR_USAGE); /* err msg already printed */ if (rc == 0) { fprintf(stderr, "error: rm-subtree / is not allowed\n"); return(ERROR_USAGE); } if (minusf_mode) { rc = do_xlstat_notfoundok(pathname, &found, &stat); if (rc) return(rc); if (!found) return(0); } else { rc = do_xlstat(pathname, &stat); if (rc) return(rc); } if (stat.type != OT_DIR) { printf("error: %s exists and is not a directory\n", pathname); return(ERROR_TARGET); } rc = cleandir_level(pathname); if (rc) return(rc); return do_ffs_remove(pathname, 0); }