FreeCalypso > hg > freecalypso-tools
diff rvinterf/etmsync/cleandir.c @ 594:2c75cf810146
fc-fsio: cleandir command implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 04 Feb 2020 05:09:13 +0000 |
parents | |
children | e6fe9d25377a |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rvinterf/etmsync/cleandir.c Tue Feb 04 05:09:13 2020 +0000 @@ -0,0 +1,79 @@ +/* + * 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]); +}