+++ /dev/null
-/*
- * Mini chmod 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"
-
-
-static mode_t mode=7777;
-
-
-static const char chmod_usage[] = "[-R] MODE[,MODE]... FILE...\n"
-"Each MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
-"one or more of the letters rwxst.\n\n"
- "\t-R\tchange files and directories recursively.\n";
-
-
-
-static int fileAction(const char *fileName)
-{
- struct stat statBuf;
- if ((stat(fileName, &statBuf) < 0) ||
- (chmod(fileName, mode)) < 0) {
- perror(fileName);
- return( FALSE);
- }
- return( TRUE);
-}
-
-/* [ugoa]{+|-|=}[rwxstl] */
-int parse_mode( const char* s, mode_t* or, mode_t* and, int* group_execute)
-{
- mode_t mode = 0;
- mode_t groups = S_ISVTX;
- char type;
- char c;
-
- do {
- for ( ; ; ) {
- switch ( c = *s++ ) {
- case '\0':
- return (FALSE);
- case 'u':
- groups |= S_ISUID|S_IRWXU;
- continue;
- case 'g':
- groups |= S_ISGID|S_IRWXG;
- continue;
- case 'o':
- groups |= S_IRWXO;
- continue;
- case 'a':
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- continue;
- case '+':
- case '=':
- case '-':
- type = c;
- if ( groups == S_ISVTX ) /* The default is "all" */
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- break;
- default:
- if ( c >= '0' && c <= '7' && mode == 0 && groups == S_ISVTX ) {
- *and = 0;
- *or = strtol(--s, 0, 010);
- return (TRUE);
- }
- else
- return (FALSE);
- }
- break;
- }
-
- while ( (c = *s++) != '\0' ) {
- switch ( c ) {
- case ',':
- break;
- case 'r':
- mode |= S_IRUSR|S_IRGRP|S_IROTH;
- continue;
- case 'w':
- mode |= S_IWUSR|S_IWGRP|S_IWOTH;
- continue;
- case 'x':
- mode |= S_IXUSR|S_IXGRP|S_IXOTH;
- continue;
- case 's':
- if ( group_execute != 0 && (groups & S_IRWXG) ) {
- if ( *group_execute < 0 )
- return (FALSE);
- if ( type != '-' ) {
- mode |= S_IXGRP;
- *group_execute = 1;
- }
- }
- mode |= S_ISUID|S_ISGID;
- continue;
- case 'l':
- if ( *group_execute > 0 )
- return (FALSE);
- if ( type != '-' ) {
- *and &= ~S_IXGRP;
- *group_execute = -1;
- }
- mode |= S_ISGID;
- groups |= S_ISGID;
- continue;
- case 't':
- mode |= S_ISVTX;
- continue;
- default:
- return (FALSE);
- }
- break;
- }
- switch ( type ) {
- case '=':
- *and &= ~(groups);
- /* fall through */
- case '+':
- *or |= mode & groups;
- break;
- case '-':
- *and &= ~(mode & groups);
- *or &= *and;
- break;
- }
- } while ( c == ',' );
- return (TRUE);
-}
-
-
-int chmod_main(int argc, char **argv)
-{
- int recursiveFlag=FALSE;
- mode_t andWithMode = S_ISVTX|S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- mode_t orWithMode = 0;
- char *invocationName=*argv;
-
- if (argc < 3) {
- fprintf(stderr, "Usage: %s %s", invocationName, chmod_usage);
- exit( FALSE);
- }
- argc--;
- argv++;
-
- /* Parse options */
- while (**argv == '-') {
- while (*++(*argv)) switch (**argv) {
- case 'R':
- recursiveFlag = TRUE;
- break;
- default:
- fprintf(stderr, "Unknown option: %c\n", **argv);
- exit( FALSE);
- }
- argc--;
- argv++;
- }
-
- /* Find the selected group */
- if ( parse_mode(*argv, &orWithMode, &andWithMode, 0) == FALSE ) {
- fprintf(stderr, "%s: Unknown mode: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- mode &= andWithMode;
- mode |= orWithMode;
-
- /* Ok, ready to do the deed now */
- if (argc <= 1) {
- fprintf(stderr, "%s: too few arguments", invocationName);
- exit( FALSE);
- }
- while (argc-- > 1) {
- argv++;
- recursiveAction( *argv, recursiveFlag, TRUE, fileAction, fileAction);
- }
- exit(TRUE);
-}
--- /dev/null
+/*
+ * Mini chown/chmod/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"
+
+
+static int uid=-1;
+static int gid=0;
+static int whichApp;
+static char* invocationName=NULL;
+static mode_t mode=7777;
+
+
+#define CHGRP_APP 1
+#define CHOWN_APP 2
+#define CHMOD_APP 3
+
+static 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";
+static 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";
+static const char chmod_usage[] = "[-R] MODE[,MODE]... FILE...\n"
+"Each MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
+"one or more of the letters rwxst.\n\n"
+ "\t-R\tchange files and directories recursively.\n";
+
+
+
+static int fileAction(const char *fileName)
+{
+ struct stat statBuf;
+ if (stat(fileName, &statBuf) < 0) {
+ switch (whichApp) {
+ case CHGRP_APP:
+ case CHOWN_APP:
+ if (chown(fileName, ((whichApp==CHOWN_APP)? uid: statBuf.st_uid), gid) < 0)
+ return( TRUE);
+ case CHMOD_APP:
+ if (chmod(fileName, mode))
+ return( TRUE);
+ }
+ }
+ perror(fileName);
+ return( FALSE);
+}
+
+/* [ugoa]{+|-|=}[rwxstl] */
+int parse_mode( const char* s, mode_t* or, mode_t* and, int* group_execute)
+{
+ mode_t mode = 0;
+ mode_t groups = S_ISVTX;
+ char type;
+ char c;
+
+ do {
+ for ( ; ; ) {
+ switch ( c = *s++ ) {
+ case '\0':
+ return (FALSE);
+ case 'u':
+ groups |= S_ISUID|S_IRWXU;
+ continue;
+ case 'g':
+ groups |= S_ISGID|S_IRWXG;
+ continue;
+ case 'o':
+ groups |= S_IRWXO;
+ continue;
+ case 'a':
+ groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
+ continue;
+ case '+':
+ case '=':
+ case '-':
+ type = c;
+ if ( groups == S_ISVTX ) /* The default is "all" */
+ groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
+ break;
+ default:
+ if ( c >= '0' && c <= '7' && mode == 0 && groups == S_ISVTX ) {
+ *and = 0;
+ *or = strtol(--s, 0, 010);
+ return (TRUE);
+ }
+ else
+ return (FALSE);
+ }
+ break;
+ }
+
+ while ( (c = *s++) != '\0' ) {
+ switch ( c ) {
+ case ',':
+ break;
+ case 'r':
+ mode |= S_IRUSR|S_IRGRP|S_IROTH;
+ continue;
+ case 'w':
+ mode |= S_IWUSR|S_IWGRP|S_IWOTH;
+ continue;
+ case 'x':
+ mode |= S_IXUSR|S_IXGRP|S_IXOTH;
+ continue;
+ case 's':
+ if ( group_execute != 0 && (groups & S_IRWXG) ) {
+ if ( *group_execute < 0 )
+ return (FALSE);
+ if ( type != '-' ) {
+ mode |= S_IXGRP;
+ *group_execute = 1;
+ }
+ }
+ mode |= S_ISUID|S_ISGID;
+ continue;
+ case 'l':
+ if ( *group_execute > 0 )
+ return (FALSE);
+ if ( type != '-' ) {
+ *and &= ~S_IXGRP;
+ *group_execute = -1;
+ }
+ mode |= S_ISGID;
+ groups |= S_ISGID;
+ continue;
+ case 't':
+ mode |= S_ISVTX;
+ continue;
+ default:
+ return (FALSE);
+ }
+ break;
+ }
+ switch ( type ) {
+ case '=':
+ *and &= ~(groups);
+ /* fall through */
+ case '+':
+ *or |= mode & groups;
+ break;
+ case '-':
+ *and &= ~(mode & groups);
+ *or &= *and;
+ break;
+ }
+ } while ( c == ',' );
+ return (TRUE);
+}
+
+
+int chmod_chown_chgrp_main(int argc, char **argv)
+{
+ struct group *grp;
+ struct passwd *pwd;
+ int recursiveFlag=FALSE;
+ char *groupName;
+ mode_t andWithMode = S_ISVTX|S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
+ mode_t orWithMode = 0;
+
+
+ whichApp = (strcmp(*argv, "chown")==0)? CHOWN_APP : (strcmp(*argv, "chmod")==0)? CHMOD_APP : CHGRP_APP;
+
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv,
+ (whichApp==TRUE)? chown_usage : chgrp_usage);
+ exit( 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);
+ exit( FALSE);
+ }
+ argc--;
+ argv++;
+ }
+
+ if ( whichApp == CHMOD_APP ) {
+ /* Find the specified modes */
+ if ( parse_mode(*argv, &orWithMode, &andWithMode, 0) == FALSE ) {
+ fprintf(stderr, "%s: Unknown mode: %s\n", invocationName, *argv);
+ exit( FALSE);
+ }
+ mode &= andWithMode;
+ mode |= orWithMode;
+ } else {
+
+ /* Find the selected group */
+ groupName = strchr(*argv, '.');
+ if ( whichApp==TRUE && groupName )
+ *groupName++ = '\0';
+ else
+ groupName = *argv;
+ grp = getgrnam(groupName);
+ if (grp == NULL) {
+ fprintf(stderr, "%s: Unknown group name: %s\n", invocationName, groupName);
+ exit( FALSE);
+ }
+ gid = grp->gr_gid;
+
+ /* Find the selected user (if appropriate) */
+ if (whichApp==TRUE) {
+ pwd = getpwnam(*argv);
+ if (pwd == NULL) {
+ fprintf(stderr, "%s: Unknown user name: %s\n", invocationName, *argv);
+ exit( FALSE);
+ }
+ uid = pwd->pw_uid;
+ }
+ }
+
+ /* Ok, ready to do the deed now */
+ if (argc <= 1) {
+ fprintf(stderr, "%s: too few arguments", invocationName);
+ exit( FALSE);
+ }
+ while (argc-- > 1) {
+ argv++;
+ recursiveAction( *argv, recursiveFlag, TRUE, fileAction, fileAction);
+ }
+ exit(TRUE);
+}
+
+++ /dev/null
-/*
- * Mini chown/chmod/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"
-
-
-static int uid=-1;
-static int gid=0;
-static int whichApp;
-static char* invocationName=NULL;
-static mode_t mode=7777;
-
-
-#define CHGRP_APP 1
-#define CHOWN_APP 2
-#define CHMOD_APP 3
-
-static 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";
-static 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";
-static const char chmod_usage[] = "[-R] MODE[,MODE]... FILE...\n"
-"Each MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
-"one or more of the letters rwxst.\n\n"
- "\t-R\tchange files and directories recursively.\n";
-
-
-
-static int fileAction(const char *fileName)
-{
- struct stat statBuf;
- if (stat(fileName, &statBuf) < 0) {
- switch (whichApp) {
- case CHGRP_APP:
- case CHOWN_APP:
- if (chown(fileName, ((whichApp==CHOWN_APP)? uid: statBuf.st_uid), gid) < 0)
- return( TRUE);
- case CHMOD_APP:
- if (chmod(fileName, mode))
- return( TRUE);
- }
- }
- perror(fileName);
- return( FALSE);
-}
-
-/* [ugoa]{+|-|=}[rwxstl] */
-int parse_mode( const char* s, mode_t* or, mode_t* and, int* group_execute)
-{
- mode_t mode = 0;
- mode_t groups = S_ISVTX;
- char type;
- char c;
-
- do {
- for ( ; ; ) {
- switch ( c = *s++ ) {
- case '\0':
- return (FALSE);
- case 'u':
- groups |= S_ISUID|S_IRWXU;
- continue;
- case 'g':
- groups |= S_ISGID|S_IRWXG;
- continue;
- case 'o':
- groups |= S_IRWXO;
- continue;
- case 'a':
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- continue;
- case '+':
- case '=':
- case '-':
- type = c;
- if ( groups == S_ISVTX ) /* The default is "all" */
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- break;
- default:
- if ( c >= '0' && c <= '7' && mode == 0 && groups == S_ISVTX ) {
- *and = 0;
- *or = strtol(--s, 0, 010);
- return (TRUE);
- }
- else
- return (FALSE);
- }
- break;
- }
-
- while ( (c = *s++) != '\0' ) {
- switch ( c ) {
- case ',':
- break;
- case 'r':
- mode |= S_IRUSR|S_IRGRP|S_IROTH;
- continue;
- case 'w':
- mode |= S_IWUSR|S_IWGRP|S_IWOTH;
- continue;
- case 'x':
- mode |= S_IXUSR|S_IXGRP|S_IXOTH;
- continue;
- case 's':
- if ( group_execute != 0 && (groups & S_IRWXG) ) {
- if ( *group_execute < 0 )
- return (FALSE);
- if ( type != '-' ) {
- mode |= S_IXGRP;
- *group_execute = 1;
- }
- }
- mode |= S_ISUID|S_ISGID;
- continue;
- case 'l':
- if ( *group_execute > 0 )
- return (FALSE);
- if ( type != '-' ) {
- *and &= ~S_IXGRP;
- *group_execute = -1;
- }
- mode |= S_ISGID;
- groups |= S_ISGID;
- continue;
- case 't':
- mode |= S_ISVTX;
- continue;
- default:
- return (FALSE);
- }
- break;
- }
- switch ( type ) {
- case '=':
- *and &= ~(groups);
- /* fall through */
- case '+':
- *or |= mode & groups;
- break;
- case '-':
- *and &= ~(mode & groups);
- *or &= *and;
- break;
- }
- } while ( c == ',' );
- return (TRUE);
-}
-
-
-int chmod_chown_chgrp_main(int argc, char **argv)
-{
- struct group *grp;
- struct passwd *pwd;
- int recursiveFlag=FALSE;
- char *groupName;
-
-
- whichApp = (strcmp(*argv, "chown")==0)? CHOWN_APP : (strcmp(*argv, "chmod")==0)? CHMOD_APP : CHGRP_APP;
-
- if (argc < 2) {
- fprintf(stderr, "Usage: %s %s", *argv,
- (whichApp==TRUE)? chown_usage : chgrp_usage);
- exit( 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);
- exit( FALSE);
- }
- argc--;
- argv++;
- }
-
- if ( whichApp == CHMOD_APP ) {
- /* Find the specified modes */
- if ( parse_mode(*argv, &orWithMode, &andWithMode, 0) == FALSE ) {
- fprintf(stderr, "%s: Unknown mode: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- mode &= andWithMode;
- mode |= orWithMode;
- } else {
-
- /* Find the selected group */
- groupName = strchr(*argv, '.');
- if ( whichApp==TRUE && groupName )
- *groupName++ = '\0';
- else
- groupName = *argv;
- grp = getgrnam(groupName);
- if (grp == NULL) {
- fprintf(stderr, "%s: Unknown group name: %s\n", invocationName, groupName);
- exit( FALSE);
- }
- gid = grp->gr_gid;
-
- /* Find the selected user (if appropriate) */
- if (whichApp==TRUE) {
- pwd = getpwnam(*argv);
- if (pwd == NULL) {
- fprintf(stderr, "%s: Unknown user name: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- uid = pwd->pw_uid;
- }
- }
-
- /* Ok, ready to do the deed now */
- if (argc <= 1) {
- fprintf(stderr, "%s: too few arguments", invocationName);
- exit( FALSE);
- }
- while (argc-- > 1) {
- argv++;
- recursiveAction( *argv, recursiveFlag, TRUE, fileAction, fileAction);
- }
- exit(TRUE);
-}
-
+++ /dev/null
-/*
- * Mini chmod 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"
-
-
-static mode_t mode=7777;
-
-
-static const char chmod_usage[] = "[-R] MODE[,MODE]... FILE...\n"
-"Each MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
-"one or more of the letters rwxst.\n\n"
- "\t-R\tchange files and directories recursively.\n";
-
-
-
-static int fileAction(const char *fileName)
-{
- struct stat statBuf;
- if ((stat(fileName, &statBuf) < 0) ||
- (chmod(fileName, mode)) < 0) {
- perror(fileName);
- return( FALSE);
- }
- return( TRUE);
-}
-
-/* [ugoa]{+|-|=}[rwxstl] */
-int parse_mode( const char* s, mode_t* or, mode_t* and, int* group_execute)
-{
- mode_t mode = 0;
- mode_t groups = S_ISVTX;
- char type;
- char c;
-
- do {
- for ( ; ; ) {
- switch ( c = *s++ ) {
- case '\0':
- return (FALSE);
- case 'u':
- groups |= S_ISUID|S_IRWXU;
- continue;
- case 'g':
- groups |= S_ISGID|S_IRWXG;
- continue;
- case 'o':
- groups |= S_IRWXO;
- continue;
- case 'a':
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- continue;
- case '+':
- case '=':
- case '-':
- type = c;
- if ( groups == S_ISVTX ) /* The default is "all" */
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- break;
- default:
- if ( c >= '0' && c <= '7' && mode == 0 && groups == S_ISVTX ) {
- *and = 0;
- *or = strtol(--s, 0, 010);
- return (TRUE);
- }
- else
- return (FALSE);
- }
- break;
- }
-
- while ( (c = *s++) != '\0' ) {
- switch ( c ) {
- case ',':
- break;
- case 'r':
- mode |= S_IRUSR|S_IRGRP|S_IROTH;
- continue;
- case 'w':
- mode |= S_IWUSR|S_IWGRP|S_IWOTH;
- continue;
- case 'x':
- mode |= S_IXUSR|S_IXGRP|S_IXOTH;
- continue;
- case 's':
- if ( group_execute != 0 && (groups & S_IRWXG) ) {
- if ( *group_execute < 0 )
- return (FALSE);
- if ( type != '-' ) {
- mode |= S_IXGRP;
- *group_execute = 1;
- }
- }
- mode |= S_ISUID|S_ISGID;
- continue;
- case 'l':
- if ( *group_execute > 0 )
- return (FALSE);
- if ( type != '-' ) {
- *and &= ~S_IXGRP;
- *group_execute = -1;
- }
- mode |= S_ISGID;
- groups |= S_ISGID;
- continue;
- case 't':
- mode |= S_ISVTX;
- continue;
- default:
- return (FALSE);
- }
- break;
- }
- switch ( type ) {
- case '=':
- *and &= ~(groups);
- /* fall through */
- case '+':
- *or |= mode & groups;
- break;
- case '-':
- *and &= ~(mode & groups);
- *or &= *and;
- break;
- }
- } while ( c == ',' );
- return (TRUE);
-}
-
-
-int chmod_main(int argc, char **argv)
-{
- int recursiveFlag=FALSE;
- mode_t andWithMode = S_ISVTX|S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- mode_t orWithMode = 0;
- char *invocationName=*argv;
-
- if (argc < 3) {
- fprintf(stderr, "Usage: %s %s", invocationName, chmod_usage);
- exit( FALSE);
- }
- argc--;
- argv++;
-
- /* Parse options */
- while (**argv == '-') {
- while (*++(*argv)) switch (**argv) {
- case 'R':
- recursiveFlag = TRUE;
- break;
- default:
- fprintf(stderr, "Unknown option: %c\n", **argv);
- exit( FALSE);
- }
- argc--;
- argv++;
- }
-
- /* Find the selected group */
- if ( parse_mode(*argv, &orWithMode, &andWithMode, 0) == FALSE ) {
- fprintf(stderr, "%s: Unknown mode: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- mode &= andWithMode;
- mode |= orWithMode;
-
- /* Ok, ready to do the deed now */
- if (argc <= 1) {
- fprintf(stderr, "%s: too few arguments", invocationName);
- exit( FALSE);
- }
- while (argc-- > 1) {
- argv++;
- recursiveAction( *argv, recursiveFlag, TRUE, fileAction, fileAction);
- }
- exit(TRUE);
-}
+++ /dev/null
-/*
- * Mini chown/chmod/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"
-
-
-static int uid=-1;
-static int gid=0;
-static int whichApp;
-static char* invocationName=NULL;
-static mode_t mode=7777;
-
-
-#define CHGRP_APP 1
-#define CHOWN_APP 2
-#define CHMOD_APP 3
-
-static 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";
-static 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";
-static const char chmod_usage[] = "[-R] MODE[,MODE]... FILE...\n"
-"Each MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
-"one or more of the letters rwxst.\n\n"
- "\t-R\tchange files and directories recursively.\n";
-
-
-
-static int fileAction(const char *fileName)
-{
- struct stat statBuf;
- if (stat(fileName, &statBuf) < 0) {
- switch (whichApp) {
- case CHGRP_APP:
- case CHOWN_APP:
- if (chown(fileName, ((whichApp==CHOWN_APP)? uid: statBuf.st_uid), gid) < 0)
- return( TRUE);
- case CHMOD_APP:
- if (chmod(fileName, mode))
- return( TRUE);
- }
- }
- perror(fileName);
- return( FALSE);
-}
-
-/* [ugoa]{+|-|=}[rwxstl] */
-int parse_mode( const char* s, mode_t* or, mode_t* and, int* group_execute)
-{
- mode_t mode = 0;
- mode_t groups = S_ISVTX;
- char type;
- char c;
-
- do {
- for ( ; ; ) {
- switch ( c = *s++ ) {
- case '\0':
- return (FALSE);
- case 'u':
- groups |= S_ISUID|S_IRWXU;
- continue;
- case 'g':
- groups |= S_ISGID|S_IRWXG;
- continue;
- case 'o':
- groups |= S_IRWXO;
- continue;
- case 'a':
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- continue;
- case '+':
- case '=':
- case '-':
- type = c;
- if ( groups == S_ISVTX ) /* The default is "all" */
- groups |= S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO;
- break;
- default:
- if ( c >= '0' && c <= '7' && mode == 0 && groups == S_ISVTX ) {
- *and = 0;
- *or = strtol(--s, 0, 010);
- return (TRUE);
- }
- else
- return (FALSE);
- }
- break;
- }
-
- while ( (c = *s++) != '\0' ) {
- switch ( c ) {
- case ',':
- break;
- case 'r':
- mode |= S_IRUSR|S_IRGRP|S_IROTH;
- continue;
- case 'w':
- mode |= S_IWUSR|S_IWGRP|S_IWOTH;
- continue;
- case 'x':
- mode |= S_IXUSR|S_IXGRP|S_IXOTH;
- continue;
- case 's':
- if ( group_execute != 0 && (groups & S_IRWXG) ) {
- if ( *group_execute < 0 )
- return (FALSE);
- if ( type != '-' ) {
- mode |= S_IXGRP;
- *group_execute = 1;
- }
- }
- mode |= S_ISUID|S_ISGID;
- continue;
- case 'l':
- if ( *group_execute > 0 )
- return (FALSE);
- if ( type != '-' ) {
- *and &= ~S_IXGRP;
- *group_execute = -1;
- }
- mode |= S_ISGID;
- groups |= S_ISGID;
- continue;
- case 't':
- mode |= S_ISVTX;
- continue;
- default:
- return (FALSE);
- }
- break;
- }
- switch ( type ) {
- case '=':
- *and &= ~(groups);
- /* fall through */
- case '+':
- *or |= mode & groups;
- break;
- case '-':
- *and &= ~(mode & groups);
- *or &= *and;
- break;
- }
- } while ( c == ',' );
- return (TRUE);
-}
-
-
-int chmod_chown_chgrp_main(int argc, char **argv)
-{
- struct group *grp;
- struct passwd *pwd;
- int recursiveFlag=FALSE;
- char *groupName;
-
-
- whichApp = (strcmp(*argv, "chown")==0)? CHOWN_APP : (strcmp(*argv, "chmod")==0)? CHMOD_APP : CHGRP_APP;
-
- if (argc < 2) {
- fprintf(stderr, "Usage: %s %s", *argv,
- (whichApp==TRUE)? chown_usage : chgrp_usage);
- exit( 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);
- exit( FALSE);
- }
- argc--;
- argv++;
- }
-
- if ( whichApp == CHMOD_APP ) {
- /* Find the specified modes */
- if ( parse_mode(*argv, &orWithMode, &andWithMode, 0) == FALSE ) {
- fprintf(stderr, "%s: Unknown mode: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- mode &= andWithMode;
- mode |= orWithMode;
- } else {
-
- /* Find the selected group */
- groupName = strchr(*argv, '.');
- if ( whichApp==TRUE && groupName )
- *groupName++ = '\0';
- else
- groupName = *argv;
- grp = getgrnam(groupName);
- if (grp == NULL) {
- fprintf(stderr, "%s: Unknown group name: %s\n", invocationName, groupName);
- exit( FALSE);
- }
- gid = grp->gr_gid;
-
- /* Find the selected user (if appropriate) */
- if (whichApp==TRUE) {
- pwd = getpwnam(*argv);
- if (pwd == NULL) {
- fprintf(stderr, "%s: Unknown user name: %s\n", invocationName, *argv);
- exit( FALSE);
- }
- uid = pwd->pw_uid;
- }
- }
-
- /* Ok, ready to do the deed now */
- if (argc <= 1) {
- fprintf(stderr, "%s: too few arguments", invocationName);
- exit( FALSE);
- }
- while (argc-- > 1) {
- argv++;
- recursiveAction( *argv, recursiveFlag, TRUE, fileAction, fileAction);
- }
- exit(TRUE);
-}
-
projects / oweals / busybox.git / commitdiff