diff options
author | Eric Andersen <andersen@codepoet.org> | 1999-10-07 00:25:32 +0400 |
---|---|---|
committer | Eric Andersen <andersen@codepoet.org> | 1999-10-07 00:25:32 +0400 |
commit | 17d49efd8ce6507152d78a70574193bb1b313af6 (patch) | |
tree | 64e24302dc2575867d8a78897500e5a5b2a48398 /find.c | |
parent | 9d3aba7b37b275350a9fe0887871da9ba73dcbd7 (diff) |
More stuff.
Diffstat (limited to 'find.c')
-rw-r--r-- | find.c | 133 |
1 files changed, 133 insertions, 0 deletions
@@ -1,3 +1,133 @@ +/* + * Mini find implementation for busybox + * + * Copyright (C) 1998 by Erik Andersen <andersee@debian.org> + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <stdio.h> +#include <unistd.h> +#include <dirent.h> +#include "internal.h" + + +static char* pattern=NULL; +static char* directory=NULL; +int dereferenceFlag=FALSE; + +static const char find_usage[] = "find [path...] [expression]\n" +"default path is the current directory; default expression is -print\n" +"expression may consist of:\n"; + + + +static int fileAction(const char *fileName) +{ + if (pattern==NULL) + fprintf(stdout, "%s\n", fileName); + else if (match(fileName, pattern) == TRUE) + fprintf(stdout, "%s\n", fileName); + return( TRUE); +} + +static int dirAction(const char *fileName) +{ + DIR *dir; + struct dirent *entry; + + if (pattern==NULL) + fprintf(stdout, "%s\n", fileName); + else if (match(fileName, pattern) == TRUE) + fprintf(stdout, "%s\n", fileName); + + dir = opendir( fileName); + if (!dir) { + perror("Can't open directory"); + exit(FALSE); + } + while ((entry = readdir(dir)) != NULL) { + char dirName[NAME_MAX]; + sprintf(dirName, "%s/%s", fileName, entry->d_name); + recursiveAction( dirName, TRUE, dereferenceFlag, fileAction, dirAction); + } + return( TRUE); +} + +int find_main(int argc, char **argv) +{ + if (argc <= 1) { + dirAction( "."); + } + + /* peel off the "find" */ + argc--; + argv++; + + if (**argv != '-') { + directory=*argv; + argc--; + argv++; + } + + /* Parse any options */ + while (**argv == '-') { + int stopit=FALSE; + while (*++(*argv) && stopit==FALSE) switch (**argv) { + case 'f': + if (strcmp(*argv, "follow")==0) { + argc--; + argv++; + dereferenceFlag=TRUE; + } + break; + case 'n': + if (strcmp(*argv, "name")==0) { + if (argc-- > 1) { + pattern=*(++argv); + stopit=-TRUE; + } else { + fprintf(stderr, "Usage: %s\n", find_usage); + exit( FALSE); + } + } + break; + case '-': + /* Ignore all long options */ + break; + default: + fprintf(stderr, "Usage: %s\n", find_usage); + exit( FALSE); + } + if (argc-- > 1) + argv++; + if (**argv != '-') + break; + else + break; + } + + dirAction( directory); + exit(TRUE); +} + + + +#ifdef foobar + #include "internal.h" #include <errno.h> #include <stdio.h> @@ -21,3 +151,6 @@ find_fn(const struct FileInfo * i) return(0); } + + +#endif |