930 lines
25 KiB
C
Executable File
930 lines
25 KiB
C
Executable File
/*
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* Implements the file command for jim
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*
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* (c) 2008 Steve Bennett <steveb@workware.net.au>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE JIM TCL PROJECT ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* JIM TCL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation
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* are those of the authors and should not be interpreted as representing
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* official policies, either expressed or implied, of the Jim Tcl Project.
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*
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* Based on code originally from Tcl 6.7:
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*
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* Copyright 1987-1991 Regents of the University of California
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* Permission to use, copy, modify, and distribute this
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* software and its documentation for any purpose and without
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* fee is hereby granted, provided that the above copyright
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* notice appear in all copies. The University of California
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* makes no representations about the suitability of this
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* software for any purpose. It is provided "as is" without
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* express or implied warranty.
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*/
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <sys/param.h>
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#include <sys/time.h>
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#include "jim.h"
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#include "jimautoconf.h"
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#include "jim-subcmd.h"
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# ifndef MAXPATHLEN
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# define MAXPATHLEN JIM_PATH_LEN
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# endif
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/*
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*----------------------------------------------------------------------
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*
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* JimGetFileType --
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*
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* Given a mode word, returns a string identifying the type of a
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* file.
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*
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* Results:
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* A static text string giving the file type from mode.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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static const char *JimGetFileType(int mode)
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{
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if (S_ISREG(mode)) {
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return "file";
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}
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else if (S_ISDIR(mode)) {
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return "directory";
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}
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else if (S_ISCHR(mode)) {
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return "characterSpecial";
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}
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else if (S_ISBLK(mode)) {
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return "blockSpecial";
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}
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else if (S_ISFIFO(mode)) {
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return "fifo";
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#ifdef S_ISLNK
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}
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else if (S_ISLNK(mode)) {
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return "link";
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#endif
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#ifdef S_ISSOCK
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}
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else if (S_ISSOCK(mode)) {
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return "socket";
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#endif
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}
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return "unknown";
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}
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/*
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*----------------------------------------------------------------------
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*
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* StoreStatData --
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*
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* This is a utility procedure that breaks out the fields of a
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* "stat" structure and stores them in textual form into the
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* elements of an associative array.
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*
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* Results:
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* Returns a standard Tcl return value. If an error occurs then
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* a message is left in interp->result.
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*
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* Side effects:
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* Elements of the associative array given by "varName" are modified.
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*
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*----------------------------------------------------------------------
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*/
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static int set_array_int_value(Jim_Interp *interp, Jim_Obj *container, const char *key,
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jim_wide value)
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{
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Jim_Obj *nameobj = Jim_NewStringObj(interp, key, -1);
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Jim_Obj *valobj = Jim_NewWideObj(interp, value);
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if (Jim_SetDictKeysVector(interp, container, &nameobj, 1, valobj, JIM_ERRMSG) != JIM_OK) {
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Jim_FreeObj(interp, nameobj);
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Jim_FreeObj(interp, valobj);
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return JIM_ERR;
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}
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return JIM_OK;
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}
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static int set_array_string_value(Jim_Interp *interp, Jim_Obj *container, const char *key,
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const char *value)
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{
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Jim_Obj *nameobj = Jim_NewStringObj(interp, key, -1);
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Jim_Obj *valobj = Jim_NewStringObj(interp, value, -1);
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if (Jim_SetDictKeysVector(interp, container, &nameobj, 1, valobj, JIM_ERRMSG) != JIM_OK) {
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Jim_FreeObj(interp, nameobj);
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Jim_FreeObj(interp, valobj);
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return JIM_ERR;
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}
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return JIM_OK;
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}
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static int StoreStatData(Jim_Interp *interp, Jim_Obj *varName, const struct stat *sb)
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{
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if (set_array_int_value(interp, varName, "dev", sb->st_dev) != JIM_OK) {
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Jim_SetResultFormatted(interp, "can't set \"%#s(dev)\": variables isn't array", varName);
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return JIM_ERR;
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}
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set_array_int_value(interp, varName, "ino", sb->st_ino);
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set_array_int_value(interp, varName, "mode", sb->st_mode);
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set_array_int_value(interp, varName, "nlink", sb->st_nlink);
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set_array_int_value(interp, varName, "uid", sb->st_uid);
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set_array_int_value(interp, varName, "gid", sb->st_gid);
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set_array_int_value(interp, varName, "size", sb->st_size);
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set_array_int_value(interp, varName, "atime", sb->st_atime);
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set_array_int_value(interp, varName, "mtime", sb->st_mtime);
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set_array_int_value(interp, varName, "ctime", sb->st_ctime);
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set_array_string_value(interp, varName, "type", JimGetFileType((int)sb->st_mode));
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/* And also return the value */
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Jim_SetResult(interp, Jim_GetVariable(interp, varName, 0));
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return JIM_OK;
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}
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static int file_cmd_dirname(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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const char *path = Jim_String(argv[0]);
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const char *p = strrchr(path, '/');
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if (!p) {
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Jim_SetResultString(interp, ".", -1);
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}
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else if (p == path) {
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Jim_SetResultString(interp, "/", -1);
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}
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#if defined(__MINGW32__)
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else if (p[-1] == ':') {
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/* z:/dir => z:/ */
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Jim_SetResultString(interp, path, p - path + 1);
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}
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#endif
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else {
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Jim_SetResultString(interp, path, p - path);
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}
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return JIM_OK;
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}
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static int file_cmd_rootname(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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const char *path = Jim_String(argv[0]);
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const char *lastSlash = strrchr(path, '/');
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const char *p = strrchr(path, '.');
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if (p == NULL || (lastSlash != NULL && lastSlash > p)) {
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Jim_SetResult(interp, argv[0]);
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}
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else {
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Jim_SetResultString(interp, path, p - path);
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}
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return JIM_OK;
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}
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static int file_cmd_extension(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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const char *path = Jim_String(argv[0]);
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const char *lastSlash = strrchr(path, '/');
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const char *p = strrchr(path, '.');
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if (p == NULL || (lastSlash != NULL && lastSlash >= p)) {
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p = "";
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}
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Jim_SetResultString(interp, p, -1);
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return JIM_OK;
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}
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static int file_cmd_tail(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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const char *path = Jim_String(argv[0]);
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const char *lastSlash = strrchr(path, '/');
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if (lastSlash) {
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Jim_SetResultString(interp, lastSlash + 1, -1);
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}
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else {
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Jim_SetResult(interp, argv[0]);
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}
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return JIM_OK;
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}
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static int file_cmd_normalize(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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#ifdef HAVE_REALPATH
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const char *path = Jim_String(argv[0]);
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char *newname = Jim_Alloc(MAXPATHLEN + 1);
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if (realpath(path, newname)) {
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Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, -1));
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}
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else {
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Jim_Free(newname);
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Jim_SetResult(interp, argv[0]);
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}
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return JIM_OK;
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#else
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Jim_SetResultString(interp, "Not implemented", -1);
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return JIM_ERR;
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#endif
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}
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static int file_cmd_join(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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int i;
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char *newname = Jim_Alloc(MAXPATHLEN + 1);
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char *last = newname;
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*newname = 0;
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/* Simple implementation for now */
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for (i = 0; i < argc; i++) {
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int len;
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const char *part = Jim_GetString(argv[i], &len);
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if (*part == '/') {
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/* Absolute component, so go back to the start */
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last = newname;
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}
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#if defined(__MINGW32__)
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else if (strchr(part, ':')) {
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/* Absolute compontent on mingw, so go back to the start */
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last = newname;
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}
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#endif
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else if (part[0] == '.') {
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if (part[1] == '/') {
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part += 2;
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len -= 2;
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}
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else if (part[1] == 0 && last != newname) {
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/* Adding '.' to an existing path does nothing */
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continue;
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}
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}
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/* Add a slash if needed */
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if (last != newname && last[-1] != '/') {
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*last++ = '/';
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}
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if (len) {
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if (last + len - newname >= MAXPATHLEN) {
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Jim_Free(newname);
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Jim_SetResultString(interp, "Path too long", -1);
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return JIM_ERR;
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}
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memcpy(last, part, len);
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last += len;
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}
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/* Remove a slash if needed */
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if (last > newname + 1 && last[-1] == '/') {
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*--last = 0;
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}
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}
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*last = 0;
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/* Probably need to handle some special cases ... */
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Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, last - newname));
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return JIM_OK;
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}
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static int file_access(Jim_Interp *interp, Jim_Obj *filename, int mode)
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{
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const char *path = Jim_String(filename);
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int rc = access(path, mode);
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Jim_SetResultBool(interp, rc != -1);
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return JIM_OK;
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}
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static int file_cmd_readable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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return file_access(interp, argv[0], R_OK);
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}
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static int file_cmd_writable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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return file_access(interp, argv[0], W_OK);
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}
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static int file_cmd_executable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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return file_access(interp, argv[0], X_OK);
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}
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static int file_cmd_exists(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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return file_access(interp, argv[0], F_OK);
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}
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static int file_cmd_delete(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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int force = Jim_CompareStringImmediate(interp, argv[0], "-force");
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if (force || Jim_CompareStringImmediate(interp, argv[0], "--")) {
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argc++;
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argv--;
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}
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while (argc--) {
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const char *path = Jim_String(argv[0]);
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if (unlink(path) == -1 && errno != ENOENT) {
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if (rmdir(path) == -1) {
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/* Maybe try using the script helper */
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if (!force || Jim_EvalPrefix(interp, "file delete force", 1, argv) != JIM_OK) {
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Jim_SetResultFormatted(interp, "couldn't delete file \"%s\": %s", path,
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strerror(errno));
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return JIM_ERR;
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}
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}
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}
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argv++;
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}
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return JIM_OK;
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}
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#ifdef HAVE_MKDIR_ONE_ARG
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#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME)
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#else
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#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME, 0755)
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#endif
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/**
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* Create directory, creating all intermediate paths if necessary.
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*
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* Returns 0 if OK or -1 on failure (and sets errno)
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*
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* Note: The path may be modified.
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*/
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static int mkdir_all(char *path)
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{
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int ok = 1;
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/* First time just try to make the dir */
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goto first;
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while (ok--) {
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/* Must have failed the first time, so recursively make the parent and try again */
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char *slash = strrchr(path, '/');
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if (slash && slash != path) {
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*slash = 0;
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if (mkdir_all(path) != 0) {
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return -1;
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}
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*slash = '/';
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}
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first:
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if (MKDIR_DEFAULT(path) == 0) {
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return 0;
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}
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if (errno == ENOENT) {
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/* Create the parent and try again */
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continue;
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}
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/* Maybe it already exists as a directory */
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if (errno == EEXIST) {
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struct stat sb;
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if (stat(path, &sb) == 0 && S_ISDIR(sb.st_mode)) {
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return 0;
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}
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/* Restore errno */
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errno = EEXIST;
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}
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/* Failed */
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break;
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}
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return -1;
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}
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static int file_cmd_mkdir(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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while (argc--) {
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char *path = Jim_StrDup(Jim_String(argv[0]));
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int rc = mkdir_all(path);
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Jim_Free(path);
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if (rc != 0) {
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Jim_SetResultFormatted(interp, "can't create directory \"%#s\": %s", argv[0],
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strerror(errno));
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return JIM_ERR;
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}
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argv++;
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}
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return JIM_OK;
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}
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#ifdef HAVE_MKSTEMP
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static int file_cmd_tempfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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int fd;
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char *filename;
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const char *template = "/tmp/tcl.tmp.XXXXXX";
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if (argc >= 1) {
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template = Jim_String(argv[0]);
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}
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filename = Jim_StrDup(template);
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fd = mkstemp(filename);
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if (fd < 0) {
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Jim_SetResultString(interp, "Failed to create tempfile", -1);
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return JIM_ERR;
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}
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close(fd);
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Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, filename, -1));
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return JIM_OK;
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}
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#endif
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static int file_cmd_rename(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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const char *source;
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const char *dest;
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int force = 0;
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if (argc == 3) {
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if (!Jim_CompareStringImmediate(interp, argv[0], "-force")) {
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return -1;
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}
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force++;
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argv++;
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argc--;
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}
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source = Jim_String(argv[0]);
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dest = Jim_String(argv[1]);
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if (!force && access(dest, F_OK) == 0) {
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Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": target exists", argv[0],
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argv[1]);
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return JIM_ERR;
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}
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if (rename(source, dest) != 0) {
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Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": %s", argv[0], argv[1],
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strerror(errno));
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return JIM_ERR;
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}
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return JIM_OK;
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}
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static int file_stat(Jim_Interp *interp, Jim_Obj *filename, struct stat *sb)
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{
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const char *path = Jim_String(filename);
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if (stat(path, sb) == -1) {
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Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno));
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return JIM_ERR;
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}
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return JIM_OK;
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}
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#ifndef HAVE_LSTAT
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#define lstat stat
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#endif
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static int file_lstat(Jim_Interp *interp, Jim_Obj *filename, struct stat *sb)
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{
|
|
const char *path = Jim_String(filename);
|
|
|
|
if (lstat(path, sb) == -1) {
|
|
Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno));
|
|
return JIM_ERR;
|
|
}
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_atime(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
Jim_SetResultInt(interp, sb.st_atime);
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_mtime(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (argc == 2) {
|
|
#ifdef HAVE_UTIMES
|
|
jim_wide newtime;
|
|
struct timeval times[2];
|
|
|
|
if (Jim_GetWide(interp, argv[1], &newtime) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
|
|
times[1].tv_sec = times[0].tv_sec = newtime;
|
|
times[1].tv_usec = times[0].tv_usec = 0;
|
|
|
|
if (utimes(Jim_String(argv[0]), times) != 0) {
|
|
Jim_SetResultFormatted(interp, "can't set time on \"%#s\": %s", argv[0], strerror(errno));
|
|
return JIM_ERR;
|
|
}
|
|
#else
|
|
Jim_SetResultString(interp, "Not implemented", -1);
|
|
return JIM_ERR;
|
|
#endif
|
|
}
|
|
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
Jim_SetResultInt(interp, sb.st_mtime);
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_copy(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
return Jim_EvalPrefix(interp, "file copy", argc, argv);
|
|
}
|
|
|
|
static int file_cmd_size(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
Jim_SetResultInt(interp, sb.st_size);
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_isdirectory(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
int ret = 0;
|
|
|
|
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
|
|
ret = S_ISDIR(sb.st_mode);
|
|
}
|
|
Jim_SetResultInt(interp, ret);
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_isfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
int ret = 0;
|
|
|
|
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
|
|
ret = S_ISREG(sb.st_mode);
|
|
}
|
|
Jim_SetResultInt(interp, ret);
|
|
return JIM_OK;
|
|
}
|
|
|
|
#ifdef HAVE_GETEUID
|
|
static int file_cmd_owned(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
int ret = 0;
|
|
|
|
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
|
|
ret = (geteuid() == sb.st_uid);
|
|
}
|
|
Jim_SetResultInt(interp, ret);
|
|
return JIM_OK;
|
|
}
|
|
#endif
|
|
|
|
#if defined(HAVE_READLINK)
|
|
static int file_cmd_readlink(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
const char *path = Jim_String(argv[0]);
|
|
char *linkValue = Jim_Alloc(MAXPATHLEN + 1);
|
|
|
|
int linkLength = readlink(path, linkValue, MAXPATHLEN);
|
|
|
|
if (linkLength == -1) {
|
|
Jim_Free(linkValue);
|
|
Jim_SetResultFormatted(interp, "couldn't readlink \"%#s\": %s", argv[0], strerror(errno));
|
|
return JIM_ERR;
|
|
}
|
|
linkValue[linkLength] = 0;
|
|
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, linkValue, linkLength));
|
|
return JIM_OK;
|
|
}
|
|
#endif
|
|
|
|
static int file_cmd_type(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (file_lstat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
Jim_SetResultString(interp, JimGetFileType((int)sb.st_mode), -1);
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int file_cmd_lstat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (file_lstat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
return StoreStatData(interp, argv[1], &sb);
|
|
}
|
|
|
|
static int file_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
struct stat sb;
|
|
|
|
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
|
|
return JIM_ERR;
|
|
}
|
|
return StoreStatData(interp, argv[1], &sb);
|
|
}
|
|
|
|
static const jim_subcmd_type file_command_table[] = {
|
|
{ .cmd = "atime",
|
|
.args = "name",
|
|
.function = file_cmd_atime,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Last access time"
|
|
},
|
|
{ .cmd = "mtime",
|
|
.args = "name ?time?",
|
|
.function = file_cmd_mtime,
|
|
.minargs = 1,
|
|
.maxargs = 2,
|
|
.description = "Get or set last modification time"
|
|
},
|
|
{ .cmd = "copy",
|
|
.args = "?-force? source dest",
|
|
.function = file_cmd_copy,
|
|
.minargs = 2,
|
|
.maxargs = 3,
|
|
.description = "Copy source file to destination file"
|
|
},
|
|
{ .cmd = "dirname",
|
|
.args = "name",
|
|
.function = file_cmd_dirname,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Directory part of the name"
|
|
},
|
|
{ .cmd = "rootname",
|
|
.args = "name",
|
|
.function = file_cmd_rootname,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Name without any extension"
|
|
},
|
|
{ .cmd = "extension",
|
|
.args = "name",
|
|
.function = file_cmd_extension,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Last extension including the dot"
|
|
},
|
|
{ .cmd = "tail",
|
|
.args = "name",
|
|
.function = file_cmd_tail,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Last component of the name"
|
|
},
|
|
{ .cmd = "normalize",
|
|
.args = "name",
|
|
.function = file_cmd_normalize,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Normalized path of name"
|
|
},
|
|
{ .cmd = "join",
|
|
.args = "name ?name ...?",
|
|
.function = file_cmd_join,
|
|
.minargs = 1,
|
|
.maxargs = -1,
|
|
.description = "Join multiple path components"
|
|
},
|
|
{ .cmd = "readable",
|
|
.args = "name",
|
|
.function = file_cmd_readable,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Is file readable"
|
|
},
|
|
{ .cmd = "writable",
|
|
.args = "name",
|
|
.function = file_cmd_writable,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Is file writable"
|
|
},
|
|
{ .cmd = "executable",
|
|
.args = "name",
|
|
.function = file_cmd_executable,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Is file executable"
|
|
},
|
|
{ .cmd = "exists",
|
|
.args = "name",
|
|
.function = file_cmd_exists,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Does file exist"
|
|
},
|
|
{ .cmd = "delete",
|
|
.args = "?-force|--? name ...",
|
|
.function = file_cmd_delete,
|
|
.minargs = 1,
|
|
.maxargs = -1,
|
|
.description = "Deletes the files or directories (must be empty unless -force)"
|
|
},
|
|
{ .cmd = "mkdir",
|
|
.args = "dir ...",
|
|
.function = file_cmd_mkdir,
|
|
.minargs = 1,
|
|
.maxargs = -1,
|
|
.description = "Creates the directories"
|
|
},
|
|
#ifdef HAVE_MKSTEMP
|
|
{ .cmd = "tempfile",
|
|
.args = "?template?",
|
|
.function = file_cmd_tempfile,
|
|
.minargs = 0,
|
|
.maxargs = 1,
|
|
.description = "Creates a temporary filename"
|
|
},
|
|
#endif
|
|
{ .cmd = "rename",
|
|
.args = "?-force? source dest",
|
|
.function = file_cmd_rename,
|
|
.minargs = 2,
|
|
.maxargs = 3,
|
|
.description = "Renames a file"
|
|
},
|
|
#if defined(HAVE_READLINK)
|
|
{ .cmd = "readlink",
|
|
.args = "name",
|
|
.function = file_cmd_readlink,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Value of the symbolic link"
|
|
},
|
|
#endif
|
|
{ .cmd = "size",
|
|
.args = "name",
|
|
.function = file_cmd_size,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Size of file"
|
|
},
|
|
{ .cmd = "stat",
|
|
.args = "name var",
|
|
.function = file_cmd_stat,
|
|
.minargs = 2,
|
|
.maxargs = 2,
|
|
.description = "Stores results of stat in var array"
|
|
},
|
|
{ .cmd = "lstat",
|
|
.args = "name var",
|
|
.function = file_cmd_lstat,
|
|
.minargs = 2,
|
|
.maxargs = 2,
|
|
.description = "Stores results of lstat in var array"
|
|
},
|
|
{ .cmd = "type",
|
|
.args = "name",
|
|
.function = file_cmd_type,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Returns type of the file"
|
|
},
|
|
#ifdef HAVE_GETEUID
|
|
{ .cmd = "owned",
|
|
.args = "name",
|
|
.function = file_cmd_owned,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Returns 1 if owned by the current owner"
|
|
},
|
|
#endif
|
|
{ .cmd = "isdirectory",
|
|
.args = "name",
|
|
.function = file_cmd_isdirectory,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Returns 1 if name is a directory"
|
|
},
|
|
{ .cmd = "isfile",
|
|
.args = "name",
|
|
.function = file_cmd_isfile,
|
|
.minargs = 1,
|
|
.maxargs = 1,
|
|
.description = "Returns 1 if name is a file"
|
|
},
|
|
{
|
|
.cmd = 0
|
|
}
|
|
};
|
|
|
|
static int Jim_CdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
const char *path;
|
|
|
|
if (argc != 2) {
|
|
Jim_WrongNumArgs(interp, 1, argv, "dirname");
|
|
return JIM_ERR;
|
|
}
|
|
|
|
path = Jim_String(argv[1]);
|
|
|
|
if (chdir(path) != 0) {
|
|
Jim_SetResultFormatted(interp, "couldn't change working directory to \"%s\": %s", path,
|
|
strerror(errno));
|
|
return JIM_ERR;
|
|
}
|
|
return JIM_OK;
|
|
}
|
|
|
|
static int Jim_PwdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
|
|
{
|
|
const int cwd_len = 2048;
|
|
char *cwd = malloc(cwd_len);
|
|
|
|
if (getcwd(cwd, cwd_len) == NULL) {
|
|
Jim_SetResultString(interp, "Failed to get pwd", -1);
|
|
return JIM_ERR;
|
|
}
|
|
#if defined(__MINGW32__)
|
|
{
|
|
/* Try to keep backlashes out of paths */
|
|
char *p = cwd;
|
|
while ((p = strchr(p, '\\')) != NULL) {
|
|
*p++ = '/';
|
|
}
|
|
}
|
|
#endif
|
|
|
|
Jim_SetResultString(interp, cwd, -1);
|
|
|
|
free(cwd);
|
|
return JIM_OK;
|
|
}
|
|
|
|
int Jim_fileInit(Jim_Interp *interp)
|
|
{
|
|
if (Jim_PackageProvide(interp, "file", "1.0", JIM_ERRMSG))
|
|
return JIM_ERR;
|
|
|
|
Jim_CreateCommand(interp, "file", Jim_SubCmdProc, (void *)file_command_table, NULL);
|
|
Jim_CreateCommand(interp, "pwd", Jim_PwdCmd, NULL, NULL);
|
|
Jim_CreateCommand(interp, "cd", Jim_CdCmd, NULL, NULL);
|
|
return JIM_OK;
|
|
}
|