# For debugging only
#CFLAGS=-Wall -g -D_GNU_SOURCE
LIBRARIES=-lc
-OBJECTS=$(shell ./busybox.obj) utility.o
+OBJECTS=$(shell ./busybox.sh) utility.o
CFLAGS+= -DBB_VER='"$(VERSION)"'
CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
- rm -f busybox
force:
+
+$(OBJECTS): busybox.def.h Makefile
#ifdef BB_CAT //bin
{"cat", cat_more_main},
#endif
-#ifdef BB_CHGRP //bin
- {"chgrp", chgrp_main},
-#endif
#ifdef BB_CHMOD //bin
{"chmod", chmod_main},
#endif
#ifdef BB_CHOWN //bin
{"chown", chown_main},
+ {"chgrp", chown_main},
#endif
#ifdef BB_CHROOT //sbin
{"chroot", chroot_main},
#ifdef BB_CAT //bin
{"cat", cat_more_main},
#endif
-#ifdef BB_CHGRP //bin
- {"chgrp", chgrp_main},
-#endif
#ifdef BB_CHMOD //bin
{"chmod", chmod_main},
#endif
#ifdef BB_CHOWN //bin
{"chown", chown_main},
+ {"chgrp", chown_main},
#endif
#ifdef BB_CHROOT //sbin
{"chroot", chroot_main},
//#define BB_BLOCK_DEVICE
#define BB_BUSYBOX
#define BB_CAT
-#define BB_CHGRP
//#define BB_CHMOD
-//#define BB_CHOWN
-//#define BB_CHROOT
-//#define BB_CLEAR
+#define BB_CHOWN
+#define BB_CHROOT
+#define BB_CLEAR
//#define BB_CP
//#define BB_DATE
//#define BB_DD
//#define BB_DMESG
//#define BB_DUTMP
//#define BB_DYADIC
-//#define BB_FALSE
+#define BB_FALSE
//#define BB_FDFLUSH
//#define BB_FIND
//#define BB_FINDMOUNT
//#define BB_SYNC
//#define BB_TAR
//#define BB_TOUCH
-//#define BB_TRUE
+#define BB_TRUE
//#define BB_UMOUNT
//#define BB_UPDATE
//#define BB_UTILITY
if (argc < 2) {
fprintf(stderr, "Usage: %s %s", *argv, cat_usage);
- return 1;
+ return(FALSE);
}
argc--;
argv++;
while (argc-- > 0) {
file = fopen(*argv, "r");
if (file == NULL) {
- name_and_error(*argv);
- return 1;
+ perror(*argv);
+ return(FALSE);
}
while ((c = getc(file)) != EOF)
putc(c, stdout);
argc--;
argv++;
}
- return 0;
+ return(TRUE);
}
+++ /dev/null
-/*
- * Mini chgrp 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 "internal.h"
-#include <grp.h>
-#include <stdio.h>
-
-const char chgrp_usage[] = "chgrp [OPTION]... GROUP FILE...\n"
- "Change the group membership of each FILE to GROUP.\n"
- "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
-
-int chgrp_main(int argc, char **argv)
-{
- const char *cp;
- int gid;
- struct group *grp;
- struct stat statBuf;
-
- if (argc < 2) {
- fprintf(stderr, "Usage: %s %s", *argv, chgrp_usage);
- return 1;
- }
- argc--;
- argv++;
-
- cp = argv[1];
- if (isDecimal(*cp)) {
- gid = 0;
- while (isDecimal(*cp))
- gid = gid * 10 + (*cp++ - '0');
- if (*cp) {
- fprintf(stderr, "Bad gid value\n");
- return -1;
- }
- } else {
- grp = getgrnam(cp);
- if (grp == NULL) {
- fprintf(stderr, "Unknown group name\n");
- return -1;
- }
- gid = grp->gr_gid;
- }
- argc--;
- argv++;
- while (argc-- > 1) {
- argv++;
- if ((stat(*argv, &statBuf) < 0) ||
- (chown(*argv, statBuf.st_uid, gid) < 0)) {
- perror(*argv);
- }
- }
- return 1;
-}
-
-
-
-
-
-
-
-
-
-#if 0
-int
-recursive(const char *fileName, BOOL followLinks, const char *pattern,
- int (*fileAction) (const char *fileName,
- const struct stat * statbuf),
- int (*dirAction) (const char *fileName,
- const struct stat * statbuf))
-
-#endif
-#include "internal.h"
-#include <pwd.h>
-#include <grp.h>
-#include <string.h>
+/*
+ * Mini chown/chgrp 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 <grp.h>
+#include <pwd.h>
+#include "internal.h"
-const char chown_usage[] = "chown [-R] user-name file [file ...]\n"
-"\n\tThe group list is kept in the file /etc/groups.\n\n"
-"\t-R:\tRecursively change the mode of all files and directories\n"
-"\t\tunder the argument directory.";
-int
-parse_user_name(const char * s, struct FileInfo * i)
-{
- struct passwd * p;
- char * dot = strchr(s, '.');
+static int uid=-1;
+static int gid=0;
+static int chownApp;
+static char* invocationName=NULL;
- if (! dot )
- dot = strchr(s, ':');
- if ( dot )
- *dot = '\0';
+const char chgrp_usage[] = "[OPTION]... GROUP FILE...\n"
+ "Change the group membership of each FILE to GROUP.\n"
+ "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
+const char chown_usage[] = "[OPTION]... OWNER[.[GROUP] FILE...\n"
+ "Change the owner and/or group of each FILE to OWNER and/or GROUP.\n"
+ "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
- if ( (p = getpwnam(s)) == 0 ) {
- fprintf(stderr, "%s: no such user.\n", s);
- return 1;
- }
- i->userID = p->pw_uid;
-
- if ( dot ) {
- struct group * g = getgrnam(++dot);
- if ( g == 0 ) {
- fprintf(stderr, "%s: no such group.\n", dot);
- return 1;
- }
- i->groupID = g->gr_gid;
- i->changeGroupID = 1;
- }
- return 0;
+
+
+static int fileAction(const char *fileName)
+{
+ struct stat statBuf;
+ if ((stat(fileName, &statBuf) < 0) ||
+ (chown(fileName,
+ ((chownApp==TRUE)? uid: statBuf.st_uid),
+ gid) < 0)) {
+ perror(fileName);
+ return( TRUE);
+ }
+ return( FALSE);
}
-extern int
-chown_main(struct FileInfo * i, int argc, char * * argv)
+int chown_main(int argc, char **argv)
{
- int status;
+ struct group *grp;
+ struct passwd *pwd;
+ int recursiveFlag=FALSE;
+ char *groupName;
- while ( argc >= 3 && strcmp("-R", argv[1]) == 0 ) {
- i->recursive = 1;
- argc--;
- argv++;
- }
- if ( (status = parse_user_name(argv[1], i)) != 0 )
- return status;
+ chownApp = (strcmp(*argv, "chown")==0)? TRUE : FALSE;
- argv++;
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv,
+ (chownApp==TRUE)? chown_usage : chgrp_usage);
+ return( FALSE);
+ }
+ invocationName=*argv;
+ argc--;
+ argv++;
+
+ /* Parse options */
+ while (**argv == '-') {
+ while (*++(*argv)) switch (**argv) {
+ case 'R':
+ recursiveFlag = TRUE;
+ break;
+ default:
+ fprintf(stderr, "Unknown option: %c\n", **argv);
+ return( FALSE);
+ }
argc--;
+ argv++;
+ }
+
+ /* Find the selected group */
+ groupName = strchr(*argv, '.');
+ if ( chownApp==TRUE && groupName )
+ *groupName++ = '\0';
+ else
+ groupName = *argv;
+ grp = getgrnam(groupName);
+ if (grp == NULL) {
+ fprintf(stderr, "%s: Unknown group name: %s\n", invocationName, groupName);
+ return( FALSE);
+ }
+ gid = grp->gr_gid;
- i->changeUserID = 1;
- i->complainInPostProcess = 1;
+ /* Find the selected user (if appropriate) */
+ if (chownApp==TRUE) {
+ pwd = getpwnam(*argv);
+ if (pwd == NULL) {
+ fprintf(stderr, "%s: Unknown user name: %s\n", invocationName, *argv);
+ return( FALSE);
+ }
+ uid = pwd->pw_uid;
+ }
- return monadic_main(i, argc, argv);
+ /* Ok, ready to do the deed now */
+ if (argc <= 1) {
+ fprintf(stderr, "%s: too few arguments", invocationName);
+ return( FALSE);
+ }
+ while (argc-- > 1) {
+ argv++;
+ if (recursiveFlag==TRUE)
+ recursiveAction( *argv, TRUE, fileAction, fileAction);
+ else
+ fileAction( *argv);
+ }
+ return(TRUE);
}
+/*
+ * Mini chroot 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 "internal.h"
#include <stdio.h>
#include <unistd.h>
-const char chroot_usage[] = "chroot directory [command]\n"
- "Run a command with special root directory.\n";
+static const char chroot_usage[] = "NEWROOT [COMMAND...]\n"
+"Run COMMAND with root directory set to NEWROOT.\n";
+
+
-extern int
-chroot_main (struct FileInfo *i, int argc, char **argv)
+int chroot_main(int argc, char **argv)
{
- char *prog;
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv, chroot_usage);
+ return( FALSE);
+ }
+ argc--;
+ argv++;
- if (chroot (argv[1]))
- {
- name_and_error ("cannot chroot to that directory");
- return 1;
+ fprintf(stderr, "new root: %s\n", *argv);
+
+ if (chroot (*argv) || (chdir ("/"))) {
+ perror("cannot chroot");
+ return( FALSE);
}
- if (argc > 2)
- {
- execvp (argv[2], argv + 2);
+
+ argc--;
+ argv++;
+ if (argc >= 1) {
+ fprintf(stderr, "command: %s\n", *argv);
+ execvp (*argv, argv);
}
- else
- {
- prog = getenv ("SHELL");
- if (!prog)
- prog = "/bin/sh";
- execlp (prog, prog, NULL);
+ else {
+ char *prog;
+ prog = getenv ("SHELL");
+ if (!prog)
+ prog = "/bin/sh";
+ fprintf(stderr, "no command. running: %s\n", prog);
+ execlp (prog, prog, NULL);
}
- name_and_error ("cannot exec");
- return 1;
+ perror("cannot exec");
+ return(FALSE);
}
+
+/*
+ * Mini clear 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 "internal.h"
#include <stdio.h>
-const char clear_usage[] = "clear\n"
-"\n"
-"\tClears the screen.\n";
extern int
-clear_main(struct FileInfo * i, int argc, char * * argv)
+clear_main(int argc, char** argv)
{
printf("\033[H\033[J");
return 0;
+/*
+ * Mini clear 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 "internal.h"
#include <stdio.h>
-const char clear_usage[] = "clear\n"
-"\n"
-"\tClears the screen.\n";
extern int
-clear_main(struct FileInfo * i, int argc, char * * argv)
+clear_main(int argc, char** argv)
{
printf("\033[H\033[J");
return 0;
if (argc < 2) {
fprintf(stderr, "Usage: %s %s", *argv, cat_usage);
- return 1;
+ return(FALSE);
}
argc--;
argv++;
while (argc-- > 0) {
file = fopen(*argv, "r");
if (file == NULL) {
- name_and_error(*argv);
- return 1;
+ perror(*argv);
+ return(FALSE);
}
while ((c = getc(file)) != EOF)
putc(c, stdout);
argc--;
argv++;
}
- return 0;
+ return(TRUE);
}
+++ /dev/null
-/*
- * Mini chgrp 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 "internal.h"
-#include <grp.h>
-#include <stdio.h>
-
-const char chgrp_usage[] = "chgrp [OPTION]... GROUP FILE...\n"
- "Change the group membership of each FILE to GROUP.\n"
- "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
-
-int chgrp_main(int argc, char **argv)
-{
- const char *cp;
- int gid;
- struct group *grp;
- struct stat statBuf;
-
- if (argc < 2) {
- fprintf(stderr, "Usage: %s %s", *argv, chgrp_usage);
- return 1;
- }
- argc--;
- argv++;
-
- cp = argv[1];
- if (isDecimal(*cp)) {
- gid = 0;
- while (isDecimal(*cp))
- gid = gid * 10 + (*cp++ - '0');
- if (*cp) {
- fprintf(stderr, "Bad gid value\n");
- return -1;
- }
- } else {
- grp = getgrnam(cp);
- if (grp == NULL) {
- fprintf(stderr, "Unknown group name\n");
- return -1;
- }
- gid = grp->gr_gid;
- }
- argc--;
- argv++;
- while (argc-- > 1) {
- argv++;
- if ((stat(*argv, &statBuf) < 0) ||
- (chown(*argv, statBuf.st_uid, gid) < 0)) {
- perror(*argv);
- }
- }
- return 1;
-}
-
-
-
-
-
-
-
-
-
-#if 0
-int
-recursive(const char *fileName, BOOL followLinks, const char *pattern,
- int (*fileAction) (const char *fileName,
- const struct stat * statbuf),
- int (*dirAction) (const char *fileName,
- const struct stat * statbuf))
-
-#endif
-#include "internal.h"
-#include <pwd.h>
-#include <grp.h>
-#include <string.h>
+/*
+ * Mini chown/chgrp 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 <grp.h>
+#include <pwd.h>
+#include "internal.h"
-const char chown_usage[] = "chown [-R] user-name file [file ...]\n"
-"\n\tThe group list is kept in the file /etc/groups.\n\n"
-"\t-R:\tRecursively change the mode of all files and directories\n"
-"\t\tunder the argument directory.";
-int
-parse_user_name(const char * s, struct FileInfo * i)
-{
- struct passwd * p;
- char * dot = strchr(s, '.');
+static int uid=-1;
+static int gid=0;
+static int chownApp;
+static char* invocationName=NULL;
- if (! dot )
- dot = strchr(s, ':');
- if ( dot )
- *dot = '\0';
+const char chgrp_usage[] = "[OPTION]... GROUP FILE...\n"
+ "Change the group membership of each FILE to GROUP.\n"
+ "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
+const char chown_usage[] = "[OPTION]... OWNER[.[GROUP] FILE...\n"
+ "Change the owner and/or group of each FILE to OWNER and/or GROUP.\n"
+ "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n";
- if ( (p = getpwnam(s)) == 0 ) {
- fprintf(stderr, "%s: no such user.\n", s);
- return 1;
- }
- i->userID = p->pw_uid;
-
- if ( dot ) {
- struct group * g = getgrnam(++dot);
- if ( g == 0 ) {
- fprintf(stderr, "%s: no such group.\n", dot);
- return 1;
- }
- i->groupID = g->gr_gid;
- i->changeGroupID = 1;
- }
- return 0;
+
+
+static int fileAction(const char *fileName)
+{
+ struct stat statBuf;
+ if ((stat(fileName, &statBuf) < 0) ||
+ (chown(fileName,
+ ((chownApp==TRUE)? uid: statBuf.st_uid),
+ gid) < 0)) {
+ perror(fileName);
+ return( TRUE);
+ }
+ return( FALSE);
}
-extern int
-chown_main(struct FileInfo * i, int argc, char * * argv)
+int chown_main(int argc, char **argv)
{
- int status;
+ struct group *grp;
+ struct passwd *pwd;
+ int recursiveFlag=FALSE;
+ char *groupName;
- while ( argc >= 3 && strcmp("-R", argv[1]) == 0 ) {
- i->recursive = 1;
- argc--;
- argv++;
- }
- if ( (status = parse_user_name(argv[1], i)) != 0 )
- return status;
+ chownApp = (strcmp(*argv, "chown")==0)? TRUE : FALSE;
- argv++;
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv,
+ (chownApp==TRUE)? chown_usage : chgrp_usage);
+ return( FALSE);
+ }
+ invocationName=*argv;
+ argc--;
+ argv++;
+
+ /* Parse options */
+ while (**argv == '-') {
+ while (*++(*argv)) switch (**argv) {
+ case 'R':
+ recursiveFlag = TRUE;
+ break;
+ default:
+ fprintf(stderr, "Unknown option: %c\n", **argv);
+ return( FALSE);
+ }
argc--;
+ argv++;
+ }
+
+ /* Find the selected group */
+ groupName = strchr(*argv, '.');
+ if ( chownApp==TRUE && groupName )
+ *groupName++ = '\0';
+ else
+ groupName = *argv;
+ grp = getgrnam(groupName);
+ if (grp == NULL) {
+ fprintf(stderr, "%s: Unknown group name: %s\n", invocationName, groupName);
+ return( FALSE);
+ }
+ gid = grp->gr_gid;
- i->changeUserID = 1;
- i->complainInPostProcess = 1;
+ /* Find the selected user (if appropriate) */
+ if (chownApp==TRUE) {
+ pwd = getpwnam(*argv);
+ if (pwd == NULL) {
+ fprintf(stderr, "%s: Unknown user name: %s\n", invocationName, *argv);
+ return( FALSE);
+ }
+ uid = pwd->pw_uid;
+ }
- return monadic_main(i, argc, argv);
+ /* Ok, ready to do the deed now */
+ if (argc <= 1) {
+ fprintf(stderr, "%s: too few arguments", invocationName);
+ return( FALSE);
+ }
+ while (argc-- > 1) {
+ argv++;
+ if (recursiveFlag==TRUE)
+ recursiveAction( *argv, TRUE, fileAction, fileAction);
+ else
+ fileAction( *argv);
+ }
+ return(TRUE);
}
+/*
+ * Mini chroot 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 "internal.h"
#include <stdio.h>
#include <unistd.h>
-const char chroot_usage[] = "chroot directory [command]\n"
- "Run a command with special root directory.\n";
+static const char chroot_usage[] = "NEWROOT [COMMAND...]\n"
+"Run COMMAND with root directory set to NEWROOT.\n";
+
+
-extern int
-chroot_main (struct FileInfo *i, int argc, char **argv)
+int chroot_main(int argc, char **argv)
{
- char *prog;
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv, chroot_usage);
+ return( FALSE);
+ }
+ argc--;
+ argv++;
- if (chroot (argv[1]))
- {
- name_and_error ("cannot chroot to that directory");
- return 1;
+ fprintf(stderr, "new root: %s\n", *argv);
+
+ if (chroot (*argv) || (chdir ("/"))) {
+ perror("cannot chroot");
+ return( FALSE);
}
- if (argc > 2)
- {
- execvp (argv[2], argv + 2);
+
+ argc--;
+ argv++;
+ if (argc >= 1) {
+ fprintf(stderr, "command: %s\n", *argv);
+ execvp (*argv, argv);
}
- else
- {
- prog = getenv ("SHELL");
- if (!prog)
- prog = "/bin/sh";
- execlp (prog, prog, NULL);
+ else {
+ char *prog;
+ prog = getenv ("SHELL");
+ if (!prog)
+ prog = "/bin/sh";
+ fprintf(stderr, "no command. running: %s\n", prog);
+ execlp (prog, prog, NULL);
}
- name_and_error ("cannot exec");
- return 1;
+ perror("cannot exec");
+ return(FALSE);
}
+
+/*
+ * Busybox main header file
+ *
+ * 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
+ *
+ * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
+ * Permission has been granted to redistribute this code under the GPL.
+ *
+ */
#ifndef _INTERNAL_H_
#define _INTERNAL_H_
typedef int BOOL;
#define STDIN 0
#define STDOUT 1
-#define FALSE ((BOOL) 0)
-#define TRUE ((BOOL) 1)
+#define FALSE ((BOOL) 1)
+#define TRUE ((BOOL) 0)
#define PATH_LEN 1024
#define BUF_SIZE 8192
extern int parse_user_name(const char* string, struct FileInfo * i);
-extern const char block_device_usage[];
-extern const char chgrp_usage[];
-extern const char chmod_usage[];
-extern const char chown_usage[];
-extern const char chroot_usage[];
-extern const char clear_usage[];
-extern const char cp_usage[];
-extern const char date_usage[];
-extern const char dd_usage[];
-extern const char df_usage[];
-extern const char dmesg_usage[];
-extern const char dutmp_usage[];
-extern const char false_usage[];
-extern const char fdflush_usage[];
-extern const char find_usage[];
-extern const char grep_usage[];
-extern const char halt_usage[];
-extern const char init_usage[];
-extern const char kill_usage[];
-extern const char length_usage[];
-extern const char ln_usage[];
-extern const char loadkmap_usage[];
-extern const char losetup_usage[];
-extern const char ls_usage[];
-extern const char math_usage[];
-extern const char makedevs_usage[];
-extern const char mkdir_usage[];
-extern const char mknod_usage[];
-extern const char mkswap_usage[];
-extern const char mnc_usage[];
-extern const char more_usage[];
-extern const char mount_usage[];
-extern const char mt_usage[];
-extern const char mv_usage[];
-extern const char printf_usage[];
-extern const char pwd_usage[];
-extern const char reboot_usage[];
-extern const char rm_usage[];
-extern const char rmdir_usage[];
-extern const char scan_partitions_usage[];
-extern const char sleep_usage[];
-extern const char tar_usage[];
-extern const char swapoff_usage[];
-extern const char swapon_usage[];
-extern const char sync_usage[];
-extern const char touch_usage[];
-extern const char tput_usage[];
-extern const char true_usage[];
-extern const char tryopen_usage[];
-extern const char umount_usage[];
-extern const char update_usage[];
-extern const char zcat_usage[];
-extern const char gzip_usage[];
+/*
+ * A chunk of data.
+ * Chunks contain data which is allocated as needed, but which is
+ * not freed until all of the data needs freeing, such as at
+ * the beginning of the next command.
+ */
+typedef struct chunk CHUNK;
+#define CHUNK_INIT_SIZE 4
+
+struct chunk {
+ CHUNK *next;
+ char data[CHUNK_INIT_SIZE]; /* actually of varying length */
+};
+
+const char *modeString(int mode);
+const char *timeString(time_t timeVal);
+BOOL isDirectory(const char *name);
+BOOL isDevice(const char *name);
+BOOL copyFile(const char *srcName, const char *destName, BOOL setModes);
+const char *buildName(const char *dirName, const char *fileName);
+BOOL makeString(int argc, const char **argv, char *buf, int bufLen);
+char *getChunk(int size);
+char *chunkstrdup(const char *str);
+void freeChunks(void);
+int fullWrite(int fd, const char *buf, int len);
+int fullRead(int fd, char *buf, int len);
+int recursiveAction(const char *fileName, BOOL followLinks,
+ int (*fileAction) (const char *fileName),
+ int (*dirAction) (const char *fileName));
#endif
*
*/
-#include "utility.h"
+#include "internal.h"
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+//#include <sys/types.h>
+//#include <sys/stat.h>
+#include <dirent.h>
+#include <time.h>
+#include <utime.h>
#if 0
static CHUNK * chunkList;
-extern void
-name_and_error(const char * name)
-{
- fprintf(stderr, "%s: %s\n", name, strerror(errno));
-}
-
-
/*
* Return the standard ls-like mode string from a file mode.
}
-/*
- * Get the time string to be used for a file.
- * This is down to the minute for new files, but only the date for old files.
- * The string is returned from a static buffer, and so is overwritten for
- * each call.
- */
-const char *
-timeString(time_t timeVal)
-{
- time_t now;
- char * str;
- static char buf[26];
-
- time(&now);
-
- str = ctime(&timeVal);
-
- strcpy(buf, &str[4]);
- buf[12] = '\0';
-
- if ((timeVal > now) || (timeVal < now - 365*24*60*60L))
- {
- strcpy(&buf[7], &str[20]);
- buf[11] = '\0';
- }
-
- return buf;
-}
-
-
/*
* Return TRUE if a fileName is a directory.
* Nonexistant files return FALSE.
-/*
- * Expand the wildcards in a fileName wildcard pattern, if any.
- * Returns an argument list with matching fileNames in sorted order.
- * The expanded names are stored in memory chunks which can later all
- * be freed at once. The returned list is only valid until the next
- * call or until the next command. Returns zero if the name is not a
- * wildcard, or returns the count of matched files if the name is a
- * wildcard and there was at least one match, or returns -1 if either
- * no fileNames matched or there was an allocation error.
- */
-int
-expandWildCards(const char * fileNamePattern, const char *** retFileTable)
-{
- const char * last;
- const char * cp1;
- const char * cp2;
- const char * cp3;
- char * str;
- DIR * dirp;
- struct dirent * dp;
- int dirLen;
- int newFileTableSize;
- char ** newFileTable;
- char dirName[PATH_LEN];
-
- static int fileCount;
- static int fileTableSize;
- static char ** fileTable;
-
- /*
- * Clear the return values until we know their final values.
- */
- fileCount = 0;
- *retFileTable = NULL;
-
- /*
- * Scan the file name pattern for any wildcard characters.
- */
- cp1 = strchr(fileNamePattern, '*');
- cp2 = strchr(fileNamePattern, '?');
- cp3 = strchr(fileNamePattern, '[');
-
- /*
- * If there are no wildcard characters then return zero to
- * indicate that there was actually no wildcard pattern.
- */
- if ((cp1 == NULL) && (cp2 == NULL) && (cp3 == NULL))
- return 0;
-
- /*
- * There are wildcards in the specified filename.
- * Get the last component of the file name.
- */
- last = strrchr(fileNamePattern, '/');
-
- if (last)
- last++;
- else
- last = fileNamePattern;
-
- /*
- * If any wildcards were found before the last filename component
- * then return an error.
- */
- if ((cp1 && (cp1 < last)) || (cp2 && (cp2 < last)) ||
- (cp3 && (cp3 < last)))
- {
- fprintf(stderr,
- "Wildcards only implemented for last file name component\n");
-
- return -1;
- }
-
- /*
- * Assume at first that we are scanning the current directory.
- */
- dirName[0] = '.';
- dirName[1] = '\0';
-
- /*
- * If there was a directory given as part of the file name then
- * copy it and null terminate it.
- */
- if (last != fileNamePattern)
- {
- memcpy(dirName, fileNamePattern, last - fileNamePattern);
- dirName[last - fileNamePattern - 1] = '\0';
-
- if (dirName[0] == '\0')
- {
- dirName[0] = '/';
- dirName[1] = '\0';
- }
- }
-
- /*
- * Open the directory containing the files to be checked.
- */
- dirp = opendir(dirName);
-
- if (dirp == NULL)
- {
- perror(dirName);
-
- return -1;
- }
-
- /*
- * Prepare the directory name for use in making full path names.
- */
- dirLen = strlen(dirName);
-
- if (last == fileNamePattern)
- {
- dirLen = 0;
- dirName[0] = '\0';
- }
- else if (dirName[dirLen - 1] != '/')
- {
- dirName[dirLen++] = '/';
- dirName[dirLen] = '\0';
- }
-
- /*
- * Find all of the files in the directory and check them against
- * the wildcard pattern.
- */
- while ((dp = readdir(dirp)) != NULL)
- {
- /*
- * Skip the current and parent directories.
- */
- if ((strcmp(dp->d_name, ".") == 0) ||
- (strcmp(dp->d_name, "..") == 0))
- {
- continue;
- }
-
- /*
- * If the file name doesn't match the pattern then skip it.
- */
- if (!match(dp->d_name, last))
- continue;
-
- /*
- * This file name is selected.
- * See if we need to reallocate the file name table.
- */
- if (fileCount >= fileTableSize)
- {
- /*
- * Increment the file table size and reallocate it.
- */
- newFileTableSize = fileTableSize + EXPAND_ALLOC;
-
- newFileTable = (char **) realloc((char *) fileTable,
- (newFileTableSize * sizeof(char *)));
-
- if (newFileTable == NULL)
- {
- fprintf(stderr, "Cannot allocate file list\n");
- closedir(dirp);
-
- return -1;
- }
-
- fileTable = newFileTable;
- fileTableSize = newFileTableSize;
- }
-
- /*
- * Allocate space for storing the file name in a chunk.
- */
- str = getChunk(dirLen + strlen(dp->d_name) + 1);
-
- if (str == NULL)
- {
- fprintf(stderr, "No memory for file name\n");
- closedir(dirp);
-
- return -1;
- }
-
- /*
- * Save the file name in the chunk.
- */
- if (dirLen)
- memcpy(str, dirName, dirLen);
-
- strcpy(str + dirLen, dp->d_name);
-
- /*
- * Save the allocated file name into the file table.
- */
- fileTable[fileCount++] = str;
- }
-
- /*
- * Close the directory and check for any matches.
- */
- closedir(dirp);
-
- if (fileCount == 0)
- {
- fprintf(stderr, "No matches\n");
-
- return -1;
- }
-
- /*
- * Sort the list of file names.
- */
- qsort((void *) fileTable, fileCount, sizeof(char *), nameSort);
-
- /*
- * Return the file list and count.
- */
- *retFileTable = (const char **) fileTable;
-
- return fileCount;
-}
-
-
-/*
- * Sort routine for list of fileNames.
- */
-int
-nameSort(const void * p1, const void * p2)
-{
- const char ** s1;
- const char ** s2;
-
- s1 = (const char **) p1;
- s2 = (const char **) p2;
-
- return strcmp(*s1, *s2);
-}
-
-
-
-/*
- * Routine to see if a text string is matched by a wildcard pattern.
- * Returns TRUE if the text is matched, or FALSE if it is not matched
- * or if the pattern is invalid.
- * * matches zero or more characters
- * ? matches a single character
- * [abc] matches 'a', 'b' or 'c'
- * \c quotes character c
- * Adapted from code written by Ingo Wilken.
- */
-BOOL
-match(const char * text, const char * pattern)
-{
- const char * retryPat;
- const char * retryText;
- int ch;
- BOOL found;
-
- retryPat = NULL;
- retryText = NULL;
-
- while (*text || *pattern)
- {
- ch = *pattern++;
-
- switch (ch)
- {
- case '*':
- retryPat = pattern;
- retryText = text;
- break;
-
- case '[':
- found = FALSE;
-
- while ((ch = *pattern++) != ']')
- {
- if (ch == '\\')
- ch = *pattern++;
-
- if (ch == '\0')
- return FALSE;
-
- if (*text == ch)
- found = TRUE;
- }
-
- if (!found)
- {
- pattern = retryPat;
- text = ++retryText;
- }
-
- /* fall into next case */
-
- case '?':
- if (*text++ == '\0')
- return FALSE;
-
- break;
-
- case '\\':
- ch = *pattern++;
-
- if (ch == '\0')
- return FALSE;
-
- /* fall into next case */
-
- default:
- if (*text == ch)
- {
- if (*text)
- text++;
- break;
- }
-
- if (*text)
- {
- pattern = retryPat;
- text = ++retryText;
- break;
- }
-
- return FALSE;
- }
-
- if (pattern == NULL)
- return FALSE;
- }
-
- return TRUE;
-}
-
-
-/*
- * Take a command string and break it up into an argc, argv list while
- * handling quoting and wildcards. The returned argument list and
- * strings are in static memory, and so are overwritten on each call.
- * The argument list is ended with a NULL pointer for convenience.
- * Returns TRUE if successful, or FALSE on an error with a message
- * already output.
- */
-BOOL
-makeArgs(const char * cmd, int * retArgc, const char *** retArgv)
-{
- const char * argument;
- char * cp;
- char * cpOut;
- char * newStrings;
- const char ** fileTable;
- const char ** newArgTable;
- int newArgTableSize;
- int fileCount;
- int len;
- int ch;
- int quote;
- BOOL quotedWildCards;
- BOOL unquotedWildCards;
-
- static int stringsLength;
- static char * strings;
- static int argCount;
- static int argTableSize;
- static const char ** argTable;
-
- /*
- * Clear the returned values until we know them.
- */
- argCount = 0;
- *retArgc = 0;
- *retArgv = NULL;
-
- /*
- * Copy the command string into a buffer that we can modify,
- * reallocating it if necessary.
- */
- len = strlen(cmd) + 1;
-
- if (len > stringsLength)
- {
- newStrings = realloc(strings, len);
-
- if (newStrings == NULL)
- {
- fprintf(stderr, "Cannot allocate string\n");
-
- return FALSE;
- }
-
- strings = newStrings;
- stringsLength = len;
- }
-
- memcpy(strings, cmd, len);
- cp = strings;
-
- /*
- * Keep parsing the command string as long as there are any
- * arguments left.
- */
- while (*cp)
- {
- /*
- * Save the beginning of this argument.
- */
- argument = cp;
- cpOut = cp;
-
- /*
- * Reset quoting and wildcarding for this argument.
- */
- quote = '\0';
- quotedWildCards = FALSE;
- unquotedWildCards = FALSE;
-
- /*
- * Loop over the string collecting the next argument while
- * looking for quoted strings or quoted characters, and
- * remembering whether there are any wildcard characters
- * in the argument.
- */
- while (*cp)
- {
- ch = *cp++;
-
- /*
- * If we are not in a quote and we see a blank then
- * this argument is done.
- */
- if (isBlank(ch) && (quote == '\0'))
- break;
-
- /*
- * If we see a backslash then accept the next
- * character no matter what it is.
- */
- if (ch == '\\')
- {
- ch = *cp++;
-
- /*
- * Make sure there is a next character.
- */
- if (ch == '\0')
- {
- fprintf(stderr,
- "Bad quoted character\n");
-
- return FALSE;
- }
-
- /*
- * Remember whether the quoted character
- * is a wildcard.
- */
- if (isWildCard(ch))
- quotedWildCards = TRUE;
-
- *cpOut++ = ch;
-
- continue;
- }
-
- /*
- * If we see one of the wildcard characters then
- * remember whether it was seen inside or outside
- * of quotes.
- */
- if (isWildCard(ch))
- {
- if (quote)
- quotedWildCards = TRUE;
- else
- unquotedWildCards = TRUE;
- }
-
- /*
- * If we were in a quote and we saw the same quote
- * character again then the quote is done.
- */
- if (ch == quote)
- {
- quote = '\0';
-
- continue;
- }
-
- /*
- * If we weren't in a quote and we see either type
- * of quote character, then remember that we are
- * now inside of a quote.
- */
- if ((quote == '\0') && ((ch == '\'') || (ch == '"')))
- {
- quote = ch;
-
- continue;
- }
-
- /*
- * Store the character.
- */
- *cpOut++ = ch;
- }
-
- /*
- * Make sure that quoting is terminated properly.
- */
- if (quote)
- {
- fprintf(stderr, "Unmatched quote character\n");
-
- return FALSE;
- }
-
- /*
- * Null terminate the argument if it had shrunk, and then
- * skip over all blanks to the next argument, nulling them
- * out too.
- */
- if (cp != cpOut)
- *cpOut = '\0';
-
- while (isBlank(*cp))
- *cp++ = '\0';
-
- /*
- * If both quoted and unquoted wildcards were used then
- * complain since we don't handle them properly.
- */
- if (quotedWildCards && unquotedWildCards)
- {
- fprintf(stderr,
- "Cannot use quoted and unquoted wildcards\n");
-
- return FALSE;
- }
-
- /*
- * Expand the argument into the matching filenames or accept
- * it as is depending on whether there were any unquoted
- * wildcard characters in it.
- */
- if (unquotedWildCards)
- {
- /*
- * Expand the argument into the matching filenames.
- */
- fileCount = expandWildCards(argument, &fileTable);
-
- /*
- * Return an error if the wildcards failed to match.
- */
- if (fileCount < 0)
- return FALSE;
-
- if (fileCount == 0)
- {
- fprintf(stderr, "Wildcard expansion error\n");
-
- return FALSE;
- }
- }
- else
- {
- /*
- * Set up to only store the argument itself.
- */
- fileTable = &argument;
- fileCount = 1;
- }
-
- /*
- * Now reallocate the argument table to hold the file name.
- */
- if (argCount + fileCount >= argTableSize)
- {
- newArgTableSize = argCount + fileCount + 1;
-
- newArgTable = (const char **) realloc(argTable,
- (sizeof(const char *) * newArgTableSize));
-
- if (newArgTable == NULL)
- {
- fprintf(stderr, "No memory for arg list\n");
-
- return FALSE;
- }
-
- argTable = newArgTable;
- argTableSize = newArgTableSize;
- }
-
- /*
- * Copy the new arguments to the end of the old ones.
- */
- memcpy((void *) &argTable[argCount], (const void *) fileTable,
- (sizeof(const char **) * fileCount));
-
- /*
- * Add to the argument count.
- */
- argCount += fileCount;
- }
-
- /*
- * Null terminate the argument list and return it.
- */
- argTable[argCount] = NULL;
-
- *retArgc = argCount;
- *retArgv = argTable;
-
- return TRUE;
-}
-
-
/*
* Make a NULL-terminated string out of an argc, argv pair.
* Returns TRUE if successful, or FALSE if the string is too long,
/*
- * Read all of the supplied buffer from a file.
- * This does multiple reads as necessary.
- * Returns the amount read, or -1 on an error.
- * A short read is returned on an end of file.
+ * Walk down all the directories under the specified
+ * location, and do something (something specified
+ * by the fileAction and dirAction function pointers).
*/
int
-recursive( const char *fileName, BOOL followLinks, const char* pattern,
- int (*fileAction)(const char* fileName, const struct stat* statbuf),
- int (*dirAction)(const char* fileName, const struct stat* statbuf))
+recursiveAction( const char *fileName, BOOL followLinks,
+ int (*fileAction)(const char* fileName),
+ int (*dirAction)(const char* fileName))
{
int status;
struct stat statbuf;
if (status < 0) {
perror(fileName);
- return( -1);
+ return( FALSE);
}
- if (S_ISREG(statbuf.st_mode)) {
- if (match(fileName, pattern)) {
- if (fileAction==NULL)
- fprintf( stdout, "%s\n", fileName);
- else
- return(fileAction(fileName, &statbuf));
+ if (S_ISDIR(statbuf.st_mode)) {
+ DIR *dir;
+ dir = opendir(fileName);
+ if (!dir) {
+ perror(fileName);
+ return(FALSE);
}
- }
- else if (S_ISDIR(statbuf.st_mode)) {
- if (dirAction==NULL) {
- DIR *dir;
- if (! match(fileName, pattern))
- return 1;
- dir = opendir(fileName);
- if (!dir) {
- perror(fileName);
- return( -1);
- }
- while ((next = readdir (dir)) != NULL) {
- status = recursive(fileName, followLinks, pattern, fileAction, dirAction);
- if (status < 0) {
- closedir(dir);
- return(status);
- }
- }
- status = closedir (dir);
- if (status < 0) {
- perror(fileName);
- return( -1);
- }
+ while ((next = readdir (dir)) != NULL) {
+ char nextFile[NAME_MAX];
+ if ( (strcmp(next->d_name, "..") == 0) || (strcmp(next->d_name, ".") == 0) ) {
+ continue;
+ }
+ sprintf(nextFile, "%s/%s", fileName, next->d_name);
+ status = recursiveAction(nextFile, followLinks, fileAction, dirAction);
+ if (status < 0) {
+ closedir(dir);
+ return(FALSE);
+ }
+ }
+ status = closedir (dir);
+ if (status < 0) {
+ perror(fileName);
+ return( FALSE);
}
+ if (dirAction==NULL)
+ return(TRUE);
else
- return(dirAction(fileName, &statbuf));
+ return(dirAction(fileName));
+ }
+ else {
+ if (fileAction==NULL)
+ return(TRUE);
+ else
+ return(fileAction(fileName));
}
- return( 1);
-
}
+++ /dev/null
-/*
- * Utility routines.
- *
- * 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
- *
- * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
- * Permission has been granted to redistribute this code under the GPL.
- *
- */
-
-#include "internal.h"
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <fcntl.h>
-//#include <sys/types.h>
-//#include <sys/stat.h>
-#include <dirent.h>
-#include <time.h>
-#include <utime.h>
-
-/*
- * A chunk of data.
- * Chunks contain data which is allocated as needed, but which is
- * not freed until all of the data needs freeing, such as at
- * the beginning of the next command.
- */
-typedef struct chunk CHUNK;
-#define CHUNK_INIT_SIZE 4
-
-struct chunk {
- CHUNK *next;
- char data[CHUNK_INIT_SIZE]; /* actually of varying length */
-};
-
-const char *modeString(int mode);
-const char *timeString(time_t timeVal);
-BOOL isDirectory(const char *name);
-BOOL isDevice(const char *name);
-BOOL copyFile(const char *srcName, const char *destName, BOOL setModes);
-const char *buildName(const char *dirName, const char *fileName);
-BOOL match(const char *text, const char *pattern);
-BOOL makeArgs(const char *cmd, int *retArgc, const char ***retArgv);
-BOOL makeString(int argc, const char **argv, char *buf, int bufLen);
-char *getChunk(int size);
-char *chunkstrdup(const char *str);
-void freeChunks(void);
-int fullWrite(int fd, const char *buf, int len);
-int fullRead(int fd, char *buf, int len);
-int
-recursive(const char *fileName, BOOL followLinks, const char *pattern,
- int (*fileAction) (const char *fileName,
- const struct stat * statbuf),
- int (*dirAction) (const char *fileName,
- const struct stat * statbuf));
-
-int nameSort(const void *p1, const void *p2);
-int expandWildCards(const char *fileNamePattern,
- const char ***retFileTable);