/* * Read the contents of a directory. */ static void mkentry(const char *name, struct direct *dp, struct afile *fp) { char *cp; struct entry *np; fp->fnum = dp->d_ino; fp->fname = savename(dp->d_name); for (cp = fp->fname; *cp; cp++) if (!vflag && (*cp < ' ' || *cp >= 0177)) *cp = '?'; fp->len = cp - fp->fname; if (dflag && TSTINO(fp->fnum, dumpmap) == 0) fp->prefix = '^'; else if ((np = lookupname(name)) != NULL && (np->e_flags & NEW)) fp->prefix = '*'; else fp->prefix = ' '; switch(dp->d_type) { default: fprintf(stderr, "Warning: undefined file type %d\n", dp->d_type); /* fall through */ case DT_REG: fp->postfix = ' '; break; case DT_LNK: fp->postfix = '@'; break; case DT_FIFO: case DT_SOCK: fp->postfix = '='; break; case DT_CHR: case DT_BLK: fp->postfix = '#'; break; case DT_WHT: fp->postfix = '%'; break; case DT_UNKNOWN: case DT_DIR: if (inodetype(dp->d_ino) == NODE) fp->postfix = '/'; else fp->postfix = ' '; break; } return; }
/* * Return st_mode information in response to stat or lstat calls */ static int glob_stat(const char *name, struct stat *stp) { struct direct *dp; dp = pathsearch(name); if (dp == NULL || (!dflag && TSTINO(dp->d_ino, dumpmap) == 0)) return (-1); if (inodetype(dp->d_ino) == NODE) stp->st_mode = S_IFDIR; else stp->st_mode = S_IFREG; return (0); }
/* * Read and execute commands from the terminal. */ void runcmdshell(void) { struct entry *np; ufs1_ino_t ino; struct arglist arglist; char curdir[MAXPATHLEN]; char name[MAXPATHLEN]; char cmd[BUFSIZ]; arglist.freeglob = 0; arglist.argcnt = 0; arglist.glob.gl_flags = GLOB_ALTDIRFUNC; arglist.glob.gl_opendir = (void *)rst_opendir; arglist.glob.gl_readdir = (void *)glob_readdir; arglist.glob.gl_closedir = (void *)rst_closedir; arglist.glob.gl_lstat = glob_stat; arglist.glob.gl_stat = glob_stat; canon("/", curdir, sizeof(curdir)); loop: if (setjmp(reset) != 0) { if (arglist.freeglob != 0) { arglist.freeglob = 0; arglist.argcnt = 0; globfree(&arglist.glob); } nextarg = NULL; volno = 0; } runshell = 1; getcmd(curdir, cmd, name, sizeof(name), &arglist); switch (cmd[0]) { /* * Add elements to the extraction list. */ case 'a': if (strncmp(cmd, "add", strlen(cmd)) != 0) goto bad; ino = dirlookup(name); if (ino == 0) break; if (mflag) pathcheck(name); treescan(name, ino, addfile); break; /* * Change working directory. */ case 'c': if (strncmp(cmd, "cd", strlen(cmd)) != 0) goto bad; ino = dirlookup(name); if (ino == 0) break; if (inodetype(ino) == LEAF) { fprintf(stderr, "%s: not a directory\n", name); break; } strcpy(curdir, name); break; /* * Delete elements from the extraction list. */ case 'd': if (strncmp(cmd, "delete", strlen(cmd)) != 0) goto bad; np = lookupname(name); if (np == NULL || (np->e_flags & NEW) == 0) { fprintf(stderr, "%s: not on extraction list\n", name); break; } treescan(name, np->e_ino, deletefile); break; /* * Extract the requested list. */ case 'e': if (strncmp(cmd, "extract", strlen(cmd)) != 0) goto bad; createfiles(); createlinks(); setdirmodes(0); if (dflag) checkrestore(); volno = 0; break; /* * List available commands. */ case 'h': if (strncmp(cmd, "help", strlen(cmd)) != 0) goto bad; /* FALLTHROUGH */ case '?': fprintf(stderr, "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", "Available commands are:\n", "\tls [arg] - list directory\n", "\tcd arg - change directory\n", "\tpwd - print current directory\n", "\tadd [arg] - add `arg' to list of", " files to be extracted\n", "\tdelete [arg] - delete `arg' from", " list of files to be extracted\n", "\textract - extract requested files\n", "\tsetmodes - set modes of requested directories\n", "\tquit - immediately exit program\n", "\twhat - list dump header information\n", "\tverbose - toggle verbose flag", " (useful with ``ls'')\n", "\thelp or `?' - print this list\n", "If no `arg' is supplied, the current", " directory is used\n"); break; /* * List a directory. */ case 'l': if (strncmp(cmd, "ls", strlen(cmd)) != 0) goto bad; printlist(name, curdir); break; /* * Print current directory. */ case 'p': if (strncmp(cmd, "pwd", strlen(cmd)) != 0) goto bad; if (curdir[1] == '\0') fprintf(stderr, "/\n"); else fprintf(stderr, "%s\n", &curdir[1]); break; /* * Quit. */ case 'q': if (strncmp(cmd, "quit", strlen(cmd)) != 0) goto bad; return; case 'x': if (strncmp(cmd, "xit", strlen(cmd)) != 0) goto bad; return; /* * Toggle verbose mode. */ case 'v': if (strncmp(cmd, "verbose", strlen(cmd)) != 0) goto bad; if (vflag) { fprintf(stderr, "verbose mode off\n"); vflag = 0; break; } fprintf(stderr, "verbose mode on\n"); vflag++; break; /* * Just restore requested directory modes. */ case 's': if (strncmp(cmd, "setmodes", strlen(cmd)) != 0) goto bad; setdirmodes(FORCE); break; /* * Print out dump header information. */ case 'w': if (strncmp(cmd, "what", strlen(cmd)) != 0) goto bad; printdumpinfo(); break; /* * Turn on debugging. */ case 'D': if (strncmp(cmd, "Debug", strlen(cmd)) != 0) goto bad; if (dflag) { fprintf(stderr, "debugging mode off\n"); dflag = 0; break; } fprintf(stderr, "debugging mode on\n"); dflag++; break; /* * Unknown command. */ default: bad: fprintf(stderr, "%s: unknown command; type ? for help\n", cmd); break; } goto loop; }