diff options
Diffstat (limited to 'mattrib.c')
| -rw-r--r-- | mattrib.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/mattrib.c b/mattrib.c new file mode 100644 index 0000000..89bdc94 --- /dev/null +++ b/mattrib.c @@ -0,0 +1,258 @@ +/* Copyright 1986-1992 Emmet P. Gray. + * Copyright 1996-1998,2000-2002,2007,2009 Alain Knaff. + * This file is part of mtools. + * + * Mtools is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * Mtools is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Mtools. If not, see <http://www.gnu.org/licenses/>. + * + * mattrib.c + * Change MSDOS file attribute flags + */ + +#include "sysincludes.h" +#include "msdos.h" +#include "mtools.h" +#include "mainloop.h" + +typedef struct Arg_t { + char add; + unsigned char remove; + struct MainParam_t mp; + int recursive; + int doPrintName; +} Arg_t; + +static int attrib_file(direntry_t *entry, MainParam_t *mp) +{ + Arg_t *arg=(Arg_t *) mp->arg; + + if(entry->entry != -3) { + /* if not root directory, change it */ + entry->dir.attr = (entry->dir.attr & arg->remove) | arg->add; + dir_write(entry); + } + return GOT_ONE; +} + +static int replay_attrib(direntry_t *entry, MainParam_t *mp UNUSEDP) +{ + if ( (IS_ARCHIVE(entry) && IS_DIR(entry)) || + (!IS_ARCHIVE(entry) && !IS_DIR(entry)) || + IS_SYSTEM(entry) || IS_HIDDEN(entry)) { + + printf("mattrib "); + + if (IS_ARCHIVE(entry) && IS_DIR(entry)) { + printf("+a "); + } + + if (!IS_ARCHIVE(entry) && !IS_DIR(entry)) { + printf("-a "); + } + + if (IS_SYSTEM(entry)) { + printf("+s "); + } + + if (IS_HIDDEN(entry)) { + printf("+h "); + } + + fprintPwd(stdout, entry, 1); + printf("\n"); + } + return GOT_ONE; +} + + + +static int view_attrib(direntry_t *entry, MainParam_t *mp UNUSEDP) +{ + printf(" "); + if(IS_ARCHIVE(entry)) + putchar('A'); + else + putchar(' '); + fputs(" ",stdout); + if(IS_SYSTEM(entry)) + putchar('S'); + else + putchar(' '); + if(IS_HIDDEN(entry)) + putchar('H'); + else + putchar(' '); + if(IS_READONLY(entry)) + putchar('R'); + else + putchar(' '); + printf(" "); + fprintPwd(stdout, entry, 0); + printf("\n"); + return GOT_ONE; +} + + +static int concise_view_attrib(direntry_t *entry, MainParam_t *mp) +{ + Arg_t *arg=(Arg_t *) mp->arg; + + if(IS_ARCHIVE(entry)) + putchar('A'); + if(IS_DIR(entry)) + putchar('D'); + if(IS_SYSTEM(entry)) + putchar('S'); + if(IS_HIDDEN(entry)) + putchar('H'); + if(IS_READONLY(entry)) + putchar('R'); + if(arg->doPrintName) { + putchar(' '); + fprintPwd(stdout, entry, 0); + } + putchar('\n'); + return GOT_ONE; +} + +static int recursive_attrib(direntry_t *entry, MainParam_t *mp) +{ + mp->callback(entry, mp); + return mp->loop(mp->File, mp, "*"); +} + + +static void usage(int ret) NORETURN; +static void usage(int ret) +{ + fprintf(stderr, "Mtools version %s, dated %s\n", + mversion, mdate); + fprintf(stderr, + "Usage: %s [-p] [-a|+a] [-h|+h] [-r|+r] [-s|+s] msdosfile [msdosfiles...]\n", + progname); + exit(ret); +} + +static int letterToCode(int letter) +{ + switch (toupper(letter)) { + case 'A': + return ATTR_ARCHIVE; + case 'H': + return ATTR_HIDDEN; + case 'R': + return ATTR_READONLY; + case 'S': + return ATTR_SYSTEM; + default: + usage(1); + } +} + + +void mattrib(int argc, char **argv, int type UNUSEDP) +{ + Arg_t arg; + int view; + int c; + int concise; + int replay; + char *ptr; + int wantUsage; + + arg.add = 0; + arg.remove = 0xff; + arg.recursive = 0; + arg.doPrintName = 1; + view = 0; + concise = 0; + replay = 0; + wantUsage = 0; + + if(helpFlag(argc, argv)) + usage(0); + while ((c = getopt(argc, argv, "i:/ahrsAHRSXp")) != EOF) { + switch (c) { + case 'h': + wantUsage = 1; + /* FALL THROUGH */ + default: + arg.remove &= ~letterToCode(c); + break; + case 'i': + set_cmd_line_image(optarg); + break; + case 'p': + replay = 1; + break; + case '/': + arg.recursive = 1; + break; + case 'X': + concise = 1; + break; + case '?': + usage(1); + } + } + + if(optind == argc && wantUsage) { + usage(0); + } + + for(;optind < argc;optind++) { + switch(argv[optind][0]) { + case '+': + for(ptr = argv[optind] + 1; *ptr; ptr++) + arg.add |= letterToCode(*ptr); + continue; + case '-': + for(ptr = argv[optind] + 1; *ptr; ptr++) + arg.remove &= ~letterToCode(*ptr); + continue; + } + break; + } + + if(arg.remove == 0xff && !arg.add) + view = 1; + + if (optind >= argc) + usage(1); + + init_mp(&arg.mp); + if(view){ + if(concise) { + arg.mp.callback = concise_view_attrib; + arg.doPrintName = (argc - optind > 1 || + arg.recursive || + strpbrk(argv[optind], "*[?") != 0); + } else if (replay) { + arg.mp.callback = replay_attrib; + } else + arg.mp.callback = view_attrib; + arg.mp.openflags = O_RDONLY; + } else { + arg.mp.callback = attrib_file; + arg.mp.openflags = O_RDWR; + } + + if(arg.recursive) + arg.mp.dirCallback = recursive_attrib; + + arg.mp.arg = (void *) &arg; + arg.mp.lookupflags = ACCEPT_PLAIN | ACCEPT_DIR; + if(arg.recursive) + arg.mp.lookupflags |= DO_OPEN_DIRS | NO_DOTS; + exit(main_loop(&arg.mp, argv + optind, argc - optind)); +} |