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/****************************************************************************
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TREE - Graphically displays the directory structure of a drive or path
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****************************************************************************/
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#define VERSION "1.04"
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/****************************************************************************
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Written by: Kenneth J. Davis
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Date: August, 2000
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Updated: September, 2000; October, 2000; November, 2000; January, 2001;
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May, 2004; Sept, 2005
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Contact: jeremyd@computer.org
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Copyright (c): Public Domain [United States Definition]
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR AUTHORS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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/* Include files */
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#include <dos.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <direct.h>
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#include <ctype.h>
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#include <limits.h>
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#include "stack.h"
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/* DOS disk accesses */
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#include "dosdisk.h"
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#include <conio.h> /* for getch() */
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/* The default extended forms of the lines used. */
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#define VERTBAR_STR "\xB3 " /* | */
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#define TBAR_HORZBAR_STR "\xC3\xC4\xC4\xC4" /* +--- */
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#define CBAR_HORZBAR_STR "\xC0\xC4\xC4\xC4" /* \--- */
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/* Global flags */
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#define SHOWFILESON 1 /* Display names of files in directories */
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#define SHOWFILESOFF 0 /* Don't display names of files in directories */
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#define ASCIICHARS 1 /* Use ASCII [7bit] characters */
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#define EXTENDEDCHARS 0 /* Use extended ASCII [8bit] characters */
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#define NOPAUSE 0 /* Default, don't pause after screenfull */
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#define PAUSE 1 /* Wait for keypress after each page */
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/* Global variables */
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short showFiles = SHOWFILESOFF;
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short charSet = EXTENDEDCHARS;
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short pause = NOPAUSE;
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short dspAll = 0; /* if nonzero includes HIDDEN & SYSTEM files in output */
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short dspSize = 0; /* if nonzero displays filesizes */
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short dspAttr = 0; /* if nonzero displays file attributes [DACESHRBP] */
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short dspSumDirs = 0; /* show count of subdirectories (per dir and total)*/
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/* maintains total count, for > 4billion dirs, use a __int64 */
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unsigned long totalSubDirCnt = 0;
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/* text window size, used to determine when to pause,
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Note: rows is total rows available - 2
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1 is for pause message and then one to prevent auto scroll up
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*/
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short cols=80, rows=23; /* determined these on startup (when possible) */
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/* Global constants */
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#define SERIALLEN 16 /* Defines max size of volume & serial number */
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#define VOLLEN 128
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#define MAXBUF 1024 /* Must be larger than max file path length */
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char path[MAXBUF]; /* Path to begin search from, default=current */
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#define MAXPADLEN (MAXBUF*2) /* Must be large enough to hold the maximum padding */
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/* (MAXBUF/2)*4 == (max path len / min 2chars dirs "?\") * 4chars per padding */
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/* The maximum size any line of text output can be, including room for '\0'*/
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#define MAXLINE 160 /* Increased to fit two lines for translations */
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/* The hard coded strings used by the following show functions. */
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/* common to many functions [Set 1] */
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char newLine[MAXLINE] = "\n";
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/* showUsage [Set 2] - Each %c will be replaced with proper switch/option */
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char treeDescription[MAXLINE] = "Graphically displays the directory structure of a drive or path.\n";
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char treeUsage[MAXLINE] = "TREE [drive:][path] [%c%c] [%c%c]\n";
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char treeFOption[MAXLINE] = " %c%c Display the names of the files in each directory.\n";
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char treeAOption[MAXLINE] = " %c%c Use ASCII instead of extended characters.\n";
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/* showInvalidUsage [Set 3] */
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char invalidOption[MAXLINE] = "Invalid switch - %s\n"; /* Must include the %s for option given. */
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char useTreeHelp[MAXLINE] = "Use TREE %c? for usage information.\n"; /* %c replaced with switch */
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/* showVersionInfo [Set 4] */
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/* also uses treeDescription */
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char treeGoal[MAXLINE] = "Written to work with FreeDOS\n";
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char treePlatforms[MAXLINE] = "Win32(c) console and DOS with LFN support.\n";
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char version[MAXLINE] = "Version %s\n"; /* Must include the %s for version string. */
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char writtenBy[MAXLINE] = "Written by: Kenneth J. Davis\n";
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char writtenDate[MAXLINE] = "Date: 2000, 2001, 2004\n";
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char contact[MAXLINE] = "Contact: jeremyd@computer.org\n";
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char copyright[MAXLINE] = "Copyright (c): Public Domain [United States Definition]\n";
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/* showInvalidDrive [Set 5] */
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char invalidDrive[MAXLINE] = "Invalid drive specification\n";
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/* showInvalidPath [Set 6] */
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char invalidPath[MAXLINE] = "Invalid path - %s\n"; /* Must include %s for the invalid path given. */
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/* Misc Error messages [Set 7] */
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/* showBufferOverrun */
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/* %u required to show what the buffer's current size is. */
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char bufferToSmall[MAXLINE] = "Error: File path specified exceeds maximum buffer = %u bytes\n";
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/* showOutOfMemory */
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/* %s required to display what directory we were processing when ran out of memory. */
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char outOfMemory[MAXLINE] = "Out of memory on subdirectory: %s\n";
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/* main [Set 1] */
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char pathListingNoLabel[MAXLINE] = "Directory PATH listing\n";
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char pathListingWithLabel[MAXLINE] = "Directory PATH listing for Volume %s\n"; /* %s for label */
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char serialNumber[MAXLINE] = "Volume serial number is %s\n"; /* Must include %s for serial # */
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char noSubDirs[MAXLINE] = "No subdirectories exist\n\n";
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char pauseMsg[MAXLINE] = " --- Press any key to continue ---\n";
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/* Option Processing - parseArguments [Set 8] */
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char optionchar1 = '/'; /* Primary character used to determine option follows */
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char optionchar2 = '-'; /* Secondary character used to determine option follows */
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const char OptShowFiles[2] = { 'F', 'f' }; /* Show files */
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const char OptUseASCII[2] = { 'A', 'a' }; /* Use ASCII only */
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const char OptVersion[2] = { 'V', 'v' }; /* Version information */
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const char OptPause[2] = { 'P', 'p' }; /* Pause after each page (screenfull) */
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const char OptDisplay[2] = { 'D', 'd' }; /* modify Display settings */
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/* Procedures */
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/* returns the current drive (A=0, B=1, etc) */
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static unsigned char getdrive(void);
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#pragma aux getdrive = \
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"mov ah, 0x19" \
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"int 0x21" \
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modify [ah] \
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value [al]
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#define FILE_TYPE_UNKNOWN 0x00
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#define FILE_TYPE_DISK 0x01
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#define FILE_TYPE_CHAR 0x02
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#define FILE_TYPE_PIPE 0x03
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#define FILE_TYPE_REMOTE 0x80
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/* Returns file type of stdout.
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* Output, one of predefined values above indicating if
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* handle refers to file (FILE_TYPE_DISK), a
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* device such as CON (FILE_TYPE_CHAR), a
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* pipe (FILE_TYPE_PIPE), or unknown.
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* On errors or unspecified input, FILE_TYPE_UNKNOWN
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* is returned. */
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static unsigned char GetStdoutType(void) {
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union REGS r;
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r.x.ax = 0x4400; /* DOS 2+, IOCTL Get Device Info */
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r.x.bx = 0x0001; /* file handle (stdout) */
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/* We assume hFile is an opened DOS handle, & if invalid call should fail. */
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intdos(&r, &r); /* Clib function to invoke DOS int21h call */
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/* error? */
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if (r.x.cflag != 0) return(FILE_TYPE_UNKNOWN);
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/* if bit 7 is set it is a char dev */
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if (r.x.dx & 0x80) return(FILE_TYPE_CHAR);
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/* file is remote */
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if (r.x.dx & 0x8000) return(FILE_TYPE_REMOTE);
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/* assume valid file handle */
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return(FILE_TYPE_DISK);
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}
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/* sets rows & cols to size of actual console window
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* force NOPAUSE if appears output redirected to a file or
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* piped to another program
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* Uses hard coded defaults and leaves pause flag unchanged
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* if unable to obtain information.
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*/
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static void getConsoleSize(void) {
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unsigned short far *bios_cols = (unsigned short far *)MK_FP(0x40,0x4A);
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unsigned short far *bios_size = (unsigned short far *)MK_FP(0x40,0x4C);
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switch (GetStdoutType()) {
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case FILE_TYPE_DISK: /* e.g. redirected to a file, tree > filelist.txt */
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/* Output to a file or program, so no screen to fill (no max cols or rows) */
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pause = NOPAUSE; /* so ignore request to pause */
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break;
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case FILE_TYPE_CHAR: /* e.g. the console */
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case FILE_TYPE_UNKNOWN: /* else at least attempt to get proper limits */
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case FILE_TYPE_REMOTE:
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default:
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if ((*bios_cols == 0) || (*bios_size == 0)) { /* MDA does not report size */
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cols = 80;
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rows = 23;
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} else {
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cols = *bios_cols;
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rows = *bios_size / cols / 2;
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if (rows > 2) rows -= 2; /* necessary to keep screen from scrolling */
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}
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break;
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}
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}
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/* when pause == NOPAUSE then identical to printf,
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otherwise counts lines printed and pauses as needed.
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Should be used for all messages printed that do not
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immediately exit afterwards (else printf may be used).
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May display N too many lines before pause if line is
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printed that exceeds cols [N=linelen%cols] and lacks
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any newlines (but this should not occur in tree).
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*/
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#include <stdarg.h> /* va_list, va_start, va_end */
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static int pprintf(const char *msg, ...) {
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static int lineCnt = -1;
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static int lineCol = 0;
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va_list argptr;
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int cnt;
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char buffer[MAXBUF];
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if (lineCnt == -1) lineCnt = rows;
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va_start(argptr, msg);
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cnt = vsprintf(buffer, msg, argptr);
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va_end(argptr);
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if (pause == PAUSE)
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{
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char *l = buffer;
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char *t;
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/* cycle through counting newlines and lines > cols */
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for (t = strchr(l, '\n'); t != NULL; t = strchr(l, '\n'))
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{
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char c;
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t++; /* point to character after newline */
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c = *t; /* store current value */
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*t = '\0'; /* mark as end of string */
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/* print all but last line of a string that wraps across rows */
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/* adjusting for partial lines printed without the newlines */
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while (strlen(l)+lineCol > cols)
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{
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char c = l[cols-lineCol];
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l[cols-lineCol] = '\0';
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printf("%s", l);
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l[cols-lineCol] = c;
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l += cols-lineCol;
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lineCnt--; lineCol = 0;
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if (!lineCnt) { lineCnt= rows; fflush(NULL); fprintf(stderr, "%s", pauseMsg); getch(); }
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}
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printf("%s", l); /* print out this line */
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*t = c; /* restore value */
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l = t; /* mark beginning of next line */
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lineCnt--; lineCol = 0;
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if (!lineCnt) { lineCnt= rows; fflush(NULL); fprintf(stderr, "%s", pauseMsg); getch(); }
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}
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printf("%s", l); /* print rest of string that lacks newline */
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lineCol = strlen(l);
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}
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else /* NOPAUSE */
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printf("%s", buffer);
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return cnt;
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}
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/* Displays to user valid options then exits program indicating no error */
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static void showUsage(void) {
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printf("%s%s%s%s", treeDescription, newLine, treeUsage, newLine);
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printf("%s%s%s", treeFOption, treeAOption, newLine);
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exit(1);
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}
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/* Displays error message then exits indicating error */
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static void showInvalidUsage(char * badOption) {
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printf(invalidOption, badOption);
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printf("%s%s", useTreeHelp, newLine);
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exit(1);
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}
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/* Displays author, copyright, etc info, then exits indicating no error. */
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327 |
static void showVersionInfo(void) {
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328 |
printf("%s%s%s%s%s", treeDescription, newLine, treeGoal, treePlatforms, newLine);
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printf(version, VERSION);
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printf("%s%s%s%s%s", writtenBy, writtenDate, contact, newLine, newLine);
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|
331 |
printf("%s%s", copyright, newLine);
|
|
|
332 |
exit(1);
|
|
|
333 |
}
|
|
|
334 |
|
|
|
335 |
|
|
|
336 |
/* Displays error messge for invalid drives and exits */
|
2037 |
mateusz.vi |
337 |
static void showInvalidDrive(void) {
|
2019 |
mateusz.vi |
338 |
printf(invalidDrive);
|
|
|
339 |
exit(1);
|
|
|
340 |
}
|
|
|
341 |
|
|
|
342 |
|
|
|
343 |
/* Takes a fullpath, splits into drive (C:, or \\server\share) and path */
|
2037 |
mateusz.vi |
344 |
static void splitpath(char *fullpath, char *drive, char *path);
|
2019 |
mateusz.vi |
345 |
|
|
|
346 |
/**
|
|
|
347 |
* Takes a given path, strips any \ or / that may appear on the end.
|
|
|
348 |
* Returns a pointer to its static buffer containing path
|
|
|
349 |
* without trailing slash and any necessary display conversions.
|
|
|
350 |
*/
|
2037 |
mateusz.vi |
351 |
static char *fixPathForDisplay(char *path);
|
2019 |
mateusz.vi |
352 |
|
|
|
353 |
/* Displays error message for invalid path; Does NOT exit */
|
2037 |
mateusz.vi |
354 |
static void showInvalidPath(char *path) {
|
2019 |
mateusz.vi |
355 |
char partialPath[MAXBUF], dummy[MAXBUF];
|
|
|
356 |
|
|
|
357 |
pprintf("%s\n", path);
|
|
|
358 |
splitpath(path, dummy, partialPath);
|
|
|
359 |
pprintf(invalidPath, fixPathForDisplay(partialPath));
|
|
|
360 |
}
|
|
|
361 |
|
|
|
362 |
/* Displays error message for out of memory; Does NOT exit */
|
2037 |
mateusz.vi |
363 |
static void showOutOfMemory(char *path) {
|
2019 |
mateusz.vi |
364 |
pprintf(outOfMemory, path);
|
|
|
365 |
}
|
|
|
366 |
|
|
|
367 |
/* Displays buffer exceeded message and exits */
|
2037 |
mateusz.vi |
368 |
static void showBufferOverrun(WORD maxSize) {
|
2019 |
mateusz.vi |
369 |
printf(bufferToSmall, maxSize);
|
|
|
370 |
exit(1);
|
|
|
371 |
}
|
|
|
372 |
|
|
|
373 |
|
|
|
374 |
/**
|
|
|
375 |
* Takes a fullpath, splits into drive (C:, or \\server\share) and path
|
|
|
376 |
* It assumes a colon as the 2nd character means drive specified,
|
|
|
377 |
* a double slash \\ (\\, //, \/, or /\) specifies network share.
|
|
|
378 |
* If neither drive nor network share, then assumes whole fullpath
|
|
|
379 |
* is path, and sets drive to "".
|
|
|
380 |
* If drive specified, then set drive to it and colon, eg "C:", with
|
|
|
381 |
* the rest of fullpath being set in path.
|
|
|
382 |
* If network share, the slash slash followed by the server name,
|
|
|
383 |
* another slash and either the rest of fullpath or up to, but not
|
|
|
384 |
* including, the next slash are placed in drive, eg "\\KJD\myshare";
|
|
|
385 |
* the rest of the fullpath including the slash are placed in
|
|
|
386 |
* path, eg "\mysubdir"; where fullpath is "\\KJD\myshare\mysubdir".
|
|
|
387 |
* None of these may be NULL, and drive and path must be large
|
|
|
388 |
* enough to hold fullpath.
|
|
|
389 |
*/
|
2037 |
mateusz.vi |
390 |
static void splitpath(char *fullpath, char *drive, char *path) {
|
2027 |
mateusz.vi |
391 |
char *src = fullpath;
|
|
|
392 |
char oldchar;
|
2019 |
mateusz.vi |
393 |
|
|
|
394 |
/* If either network share or path only starting at root directory */
|
|
|
395 |
if ( (*src == '\\') || (*src == '/') )
|
|
|
396 |
{
|
|
|
397 |
src++;
|
|
|
398 |
|
|
|
399 |
if ( (*src == '\\') || (*src == '/') ) /* network share */
|
|
|
400 |
{
|
|
|
401 |
src++;
|
|
|
402 |
|
|
|
403 |
/* skip past server name */
|
|
|
404 |
while ( (*src != '\\') && (*src != '/') && (*src != '\0') )
|
|
|
405 |
src++;
|
|
|
406 |
|
|
|
407 |
/* skip past slash (\ or /) separating server from share */
|
|
|
408 |
if (*src != '\0') src++;
|
|
|
409 |
|
|
|
410 |
/* skip past share name */
|
|
|
411 |
while ( (*src != '\\') && (*src != '/') && (*src != '\0') )
|
|
|
412 |
src++;
|
|
|
413 |
|
|
|
414 |
/* src points to start of path, either a slash or '\0' */
|
|
|
415 |
oldchar = *src;
|
|
|
416 |
*src = '\0';
|
|
|
417 |
|
|
|
418 |
/* copy server name to drive */
|
|
|
419 |
strcpy(drive, fullpath);
|
|
|
420 |
|
|
|
421 |
/* restore character used to mark end of server name */
|
|
|
422 |
*src = oldchar;
|
|
|
423 |
|
|
|
424 |
/* copy path */
|
|
|
425 |
strcpy(path, src);
|
|
|
426 |
}
|
|
|
427 |
else /* path only starting at root directory */
|
|
|
428 |
{
|
|
|
429 |
/* no drive, so set path to same as fullpath */
|
|
|
430 |
strcpy(drive, "");
|
|
|
431 |
strcpy(path, fullpath);
|
|
|
432 |
}
|
|
|
433 |
}
|
|
|
434 |
else
|
|
|
435 |
{
|
|
|
436 |
if (*src != '\0') src++;
|
|
|
437 |
|
|
|
438 |
/* Either drive and path or path only */
|
|
|
439 |
if (*src == ':')
|
|
|
440 |
{
|
|
|
441 |
/* copy drive specified */
|
|
|
442 |
*drive = *fullpath; drive++;
|
|
|
443 |
*drive = ':'; drive++;
|
|
|
444 |
*drive = '\0';
|
|
|
445 |
|
|
|
446 |
/* copy path */
|
|
|
447 |
src++;
|
|
|
448 |
strcpy(path, src);
|
|
|
449 |
}
|
|
|
450 |
else
|
|
|
451 |
{
|
|
|
452 |
/* no drive, so set path to same as fullpath */
|
|
|
453 |
strcpy(drive, "");
|
|
|
454 |
strcpy(path, fullpath);
|
|
|
455 |
}
|
|
|
456 |
}
|
|
|
457 |
}
|
|
|
458 |
|
|
|
459 |
|
|
|
460 |
/* Converts given path to full path */
|
2037 |
mateusz.vi |
461 |
static void getProperPath(char *fullpath) {
|
2019 |
mateusz.vi |
462 |
char drive[MAXBUF];
|
|
|
463 |
char path[MAXBUF];
|
|
|
464 |
|
|
|
465 |
splitpath(fullpath, drive, path);
|
|
|
466 |
|
|
|
467 |
/* if no drive specified use current */
|
|
|
468 |
if (drive[0] == '\0')
|
|
|
469 |
{
|
|
|
470 |
sprintf(fullpath, "%c:%s", 'A'+ getdrive(), path);
|
|
|
471 |
}
|
|
|
472 |
else if (path[0] == '\0') /* else if drive but no path specified */
|
|
|
473 |
{
|
|
|
474 |
if ((drive[0] == '\\') || (drive[0] == '/'))
|
|
|
475 |
{
|
|
|
476 |
/* if no path specified and network share, use root */
|
|
|
477 |
sprintf(fullpath, "%s%s", drive, "\\");
|
|
|
478 |
}
|
|
|
479 |
else
|
|
|
480 |
{
|
|
|
481 |
/* if no path specified and drive letter, use current path */
|
|
|
482 |
sprintf(fullpath, "%s%s", drive, ".");
|
|
|
483 |
}
|
|
|
484 |
}
|
|
|
485 |
/* else leave alone, it has both a drive and path specified */
|
|
|
486 |
}
|
|
|
487 |
|
|
|
488 |
|
|
|
489 |
/* Parses the command line and sets global variables. */
|
2037 |
mateusz.vi |
490 |
static void parseArguments(int argc, char *argv[]) {
|
2027 |
mateusz.vi |
491 |
int i; /* temp loop variable */
|
2019 |
mateusz.vi |
492 |
|
|
|
493 |
/* if no drive specified on command line, use current */
|
|
|
494 |
sprintf(path, "%c:.", 'A'+ getdrive());
|
|
|
495 |
|
|
|
496 |
for (i = 1; i < argc; i++)
|
|
|
497 |
{
|
|
|
498 |
/* Check if user is giving an option or drive/path */
|
|
|
499 |
if ((argv[i][0] == optionchar1) || (argv[i][0] == optionchar2) )
|
|
|
500 |
{
|
|
|
501 |
/* check multi character options 1st */
|
|
|
502 |
if ((argv[i][1] == OptDisplay[0]) || (argv[i][1] == OptDisplay[1]))
|
|
|
503 |
{
|
|
|
504 |
switch (argv[i][2] & 0xDF)
|
|
|
505 |
{
|
|
|
506 |
case 'A' : /* /DA display attributes */
|
|
|
507 |
dspAttr = 1;
|
|
|
508 |
break;
|
|
|
509 |
case 'F' : /* /DF display filesizes */
|
|
|
510 |
dspSize = 1;
|
|
|
511 |
break;
|
|
|
512 |
case 'H' : /* /DH display hidden & system files (normally not shown) */
|
|
|
513 |
dspAll = 1;
|
|
|
514 |
break;
|
|
|
515 |
case 'R' : /* /DR display results at end */
|
|
|
516 |
dspSumDirs = 1;
|
|
|
517 |
break;
|
|
|
518 |
default:
|
|
|
519 |
showInvalidUsage(argv[i]);
|
|
|
520 |
}
|
|
|
521 |
}
|
|
|
522 |
else /* a 1 character option (or invalid) */
|
|
|
523 |
{
|
|
|
524 |
if (argv[i][2] != '\0')
|
|
|
525 |
showInvalidUsage(argv[i]);
|
|
|
526 |
|
|
|
527 |
/* Must check both uppercase and lowercase */
|
|
|
528 |
if ((argv[i][1] == OptShowFiles[0]) || (argv[i][1] == OptShowFiles[1]))
|
|
|
529 |
showFiles = SHOWFILESON; /* set file display flag appropriately */
|
|
|
530 |
else if ((argv[i][1] == OptUseASCII[0]) || (argv[i][1] == OptUseASCII[1]))
|
|
|
531 |
charSet = ASCIICHARS; /* set charset flag appropriately */
|
|
|
532 |
else if (argv[i][1] == '?')
|
|
|
533 |
showUsage(); /* show usage info and exit */
|
|
|
534 |
else if ((argv[i][1] == OptVersion[0]) || (argv[i][1] == OptVersion[1]))
|
|
|
535 |
showVersionInfo(); /* show version info and exit */
|
|
|
536 |
else if ((argv[i][1] == OptPause[0]) || (argv[i][1] == OptPause[1]))
|
|
|
537 |
pause = PAUSE; /* wait for keypress after each page (pause) */
|
|
|
538 |
else /* Invalid or unknown option */
|
|
|
539 |
showInvalidUsage(argv[i]);
|
|
|
540 |
}
|
|
|
541 |
}
|
|
|
542 |
else /* should be a drive/path */
|
|
|
543 |
{
|
2030 |
mateusz.vi |
544 |
char *dptr = path;
|
|
|
545 |
char *cptr;
|
2019 |
mateusz.vi |
546 |
|
2030 |
mateusz.vi |
547 |
if (strlen(argv[i]) > MAXBUF) showBufferOverrun(MAXBUF);
|
|
|
548 |
|
2019 |
mateusz.vi |
549 |
/* copy path over, making all caps to look prettier, can be strcpy */
|
2030 |
mateusz.vi |
550 |
for (cptr = argv[i]; *cptr != '\0'; cptr++, dptr++) {
|
2019 |
mateusz.vi |
551 |
*dptr = toupper(*cptr);
|
2030 |
mateusz.vi |
552 |
}
|
2019 |
mateusz.vi |
553 |
*dptr = '\0';
|
|
|
554 |
|
|
|
555 |
/* Converts given path to full path */
|
|
|
556 |
getProperPath(path);
|
|
|
557 |
}
|
|
|
558 |
}
|
|
|
559 |
}
|
|
|
560 |
|
|
|
561 |
|
|
|
562 |
/**
|
|
|
563 |
* Fills in the serial and volume variables with the serial #
|
|
|
564 |
* and volume found using path.
|
2022 |
mateusz.vi |
565 |
* If there is an error getting the volume & serial#, then an
|
2019 |
mateusz.vi |
566 |
* error message is displayed and the program exits.
|
|
|
567 |
* Volume and/or serial # returned may be blank if the path specified
|
2022 |
mateusz.vi |
568 |
* does not contain them, or an error retrieving
|
2019 |
mateusz.vi |
569 |
* (ie UNC paths under DOS), but path is valid.
|
|
|
570 |
*/
|
2037 |
mateusz.vi |
571 |
static void GetVolumeAndSerial(char *volume, char *serial, char *path) {
|
2019 |
mateusz.vi |
572 |
char rootPath[MAXBUF];
|
|
|
573 |
char dummy[MAXBUF];
|
|
|
574 |
union serialNumber {
|
|
|
575 |
DWORD serialFull;
|
|
|
576 |
struct {
|
|
|
577 |
WORD a;
|
|
|
578 |
WORD b;
|
|
|
579 |
} serialParts;
|
|
|
580 |
} serialNum;
|
|
|
581 |
|
|
|
582 |
/* get drive letter or share server\name */
|
|
|
583 |
splitpath(path, rootPath, dummy);
|
|
|
584 |
strcat(rootPath, "\\");
|
|
|
585 |
|
2042 |
mateusz.vi |
586 |
if (GetVolumeInformation(rootPath, volume, VOLLEN, &serialNum.serialFull) == 0) {
|
|
|
587 |
showInvalidDrive();
|
|
|
588 |
}
|
2019 |
mateusz.vi |
589 |
|
|
|
590 |
if (serialNum.serialFull == 0)
|
|
|
591 |
serial[0] = '\0';
|
|
|
592 |
else
|
|
|
593 |
sprintf(serial, "%04X:%04X",
|
|
|
594 |
serialNum.serialParts.b, serialNum.serialParts.a);
|
|
|
595 |
}
|
|
|
596 |
|
|
|
597 |
|
|
|
598 |
/**
|
|
|
599 |
* Stores directory information obtained from FindFirst/Next that
|
|
|
600 |
* we may wish to make use of when displaying directory entry.
|
|
|
601 |
* e.g. attribute, dates, etc.
|
|
|
602 |
*/
|
|
|
603 |
typedef struct DIRDATA
|
|
|
604 |
{
|
|
|
605 |
DWORD subdirCnt; /* how many subdirectories we have */
|
|
|
606 |
DWORD fileCnt; /* how many [normal] files we have */
|
|
|
607 |
DWORD dwDirAttributes; /* Directory attributes */
|
|
|
608 |
} DIRDATA;
|
|
|
609 |
|
|
|
610 |
/**
|
|
|
611 |
* Contains the information stored in a Stack necessary to allow
|
|
|
612 |
* non-recursive function to display directory tree.
|
|
|
613 |
*/
|
|
|
614 |
typedef struct SUBDIRINFO
|
|
|
615 |
{
|
|
|
616 |
struct SUBDIRINFO * parent; /* points to parent subdirectory */
|
|
|
617 |
char *currentpath; /* Stores the full path this structure represents */
|
|
|
618 |
char *subdir; /* points to last subdir within currentpath */
|
|
|
619 |
char *dsubdir; /* Stores a display ready directory name */
|
|
|
620 |
long subdircnt; /* Initially a count of how many subdirs in this dir */
|
2046 |
mateusz.vi |
621 |
struct FFDTA *findnexthnd; /* The handle returned by findfirst, used in findnext */
|
2019 |
mateusz.vi |
622 |
struct DIRDATA ddata; /* Maintain directory information, eg attributes */
|
|
|
623 |
} SUBDIRINFO;
|
|
|
624 |
|
|
|
625 |
|
|
|
626 |
/**
|
|
|
627 |
* Returns 0 if no subdirectories, count if has subdirs.
|
|
|
628 |
* Path must end in slash \ or /
|
|
|
629 |
* On error (invalid path) displays message and returns -1L.
|
|
|
630 |
* Stores additional directory data in ddata if non-NULL
|
|
|
631 |
* and path is valid.
|
|
|
632 |
*/
|
2037 |
mateusz.vi |
633 |
static long hasSubdirectories(char *path, DIRDATA *ddata) {
|
2040 |
mateusz.vi |
634 |
static struct WIN32_FIND_DATA findData;
|
2046 |
mateusz.vi |
635 |
struct FFDTA *hnd;
|
2019 |
mateusz.vi |
636 |
static char buffer[MAXBUF];
|
|
|
637 |
int hasSubdirs = 0;
|
|
|
638 |
|
|
|
639 |
/* get the handle to start with (using wildcard spec) */
|
|
|
640 |
strcpy(buffer, path);
|
|
|
641 |
strcat(buffer, "*");
|
|
|
642 |
|
|
|
643 |
/* Use FindFirstFileEx when available (falls back to FindFirstFile).
|
|
|
644 |
* Allows us to limit returned results to just directories
|
|
|
645 |
* if supported by underlying filesystem.
|
|
|
646 |
*/
|
2040 |
mateusz.vi |
647 |
hnd = FindFirstFile(buffer, &findData);
|
2046 |
mateusz.vi |
648 |
if (hnd == INVALID_HANDLE_VALUE) {
|
2019 |
mateusz.vi |
649 |
showInvalidPath(path); /* Display error message */
|
|
|
650 |
return -1L;
|
|
|
651 |
}
|
|
|
652 |
|
|
|
653 |
|
|
|
654 |
/* cycle through entries counting directories found until no more entries */
|
|
|
655 |
do {
|
|
|
656 |
if (((findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0) &&
|
|
|
657 |
((findData.dwFileAttributes &
|
|
|
658 |
(FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM)) == 0 || dspAll) )
|
|
|
659 |
{
|
|
|
660 |
if ( (strcmp(findData.cFileName, ".") != 0) && /* ignore initial [current] path */
|
|
|
661 |
(strcmp(findData.cFileName, "..") != 0) ) /* and ignore parent path */
|
|
|
662 |
hasSubdirs++; /* subdir of initial path found, so increment counter */
|
|
|
663 |
}
|
|
|
664 |
} while(FindNextFile(hnd, &findData) != 0);
|
|
|
665 |
|
|
|
666 |
/* prevent resource leaks, close the handle. */
|
|
|
667 |
FindClose(hnd);
|
|
|
668 |
|
|
|
669 |
if (ddata != NULL) // don't bother if user doesn't want them
|
|
|
670 |
{
|
|
|
671 |
/* The root directory of a volume (including non root paths
|
|
|
672 |
corresponding to mount points) may not have a current (.) and
|
|
|
673 |
parent (..) entry. So we can't get attributes for initial
|
2022 |
mateusz.vi |
674 |
path in above loop from the FindFile call as it may not show up
|
2019 |
mateusz.vi |
675 |
(no . entry). So instead we explicitly get them here.
|
|
|
676 |
*/
|
|
|
677 |
if ((ddata->dwDirAttributes = GetFileAttributes(path)) == (DWORD)-1)
|
|
|
678 |
{
|
|
|
679 |
//printf("ERROR: unable to get file attr, %i\n", GetLastError());
|
|
|
680 |
ddata->dwDirAttributes = 0;
|
|
|
681 |
}
|
|
|
682 |
|
|
|
683 |
/* a curiosity, for showing sum of directories process */
|
|
|
684 |
ddata->subdirCnt = hasSubdirs;
|
|
|
685 |
}
|
|
|
686 |
totalSubDirCnt += hasSubdirs;
|
|
|
687 |
|
|
|
688 |
return hasSubdirs;
|
|
|
689 |
}
|
|
|
690 |
|
|
|
691 |
|
|
|
692 |
/**
|
|
|
693 |
* Allocates memory and stores the necessary stuff to allow us to
|
|
|
694 |
* come back to this subdirectory after handling its subdirectories.
|
|
|
695 |
* parentpath must end in \ or / or be NULL, however
|
|
|
696 |
* parent should only be NULL for initialpath
|
|
|
697 |
* if subdir does not end in slash, one is added to stored subdir
|
|
|
698 |
* dsubdir is subdir already modified so ready to display to user
|
|
|
699 |
*/
|
2037 |
mateusz.vi |
700 |
static SUBDIRINFO *newSubdirInfo(SUBDIRINFO *parent, char *subdir, char *dsubdir) {
|
2027 |
mateusz.vi |
701 |
int parentLen, subdirLen;
|
2032 |
mateusz.vi |
702 |
SUBDIRINFO *temp;
|
2019 |
mateusz.vi |
703 |
|
|
|
704 |
/* Get length of parent directory */
|
|
|
705 |
if (parent == NULL)
|
|
|
706 |
parentLen = 0;
|
|
|
707 |
else
|
|
|
708 |
parentLen = strlen(parent->currentpath);
|
|
|
709 |
|
|
|
710 |
/* Get length of subdir, add 1 if does not end in slash */
|
|
|
711 |
subdirLen = strlen(subdir);
|
|
|
712 |
if ((subdirLen < 1) || ( (*(subdir+subdirLen-1) != '\\') && (*(subdir+subdirLen-1) != '/') ) )
|
|
|
713 |
subdirLen++;
|
|
|
714 |
|
2032 |
mateusz.vi |
715 |
temp = (SUBDIRINFO *)malloc(sizeof(SUBDIRINFO));
|
2022 |
mateusz.vi |
716 |
if (temp == NULL)
|
2019 |
mateusz.vi |
717 |
{
|
|
|
718 |
showOutOfMemory(subdir);
|
|
|
719 |
return NULL;
|
|
|
720 |
}
|
|
|
721 |
if ( ((temp->currentpath = (char *)malloc(parentLen+subdirLen+1)) == NULL) ||
|
|
|
722 |
((temp->dsubdir = (char *)malloc(strlen(dsubdir)+1)) == NULL) )
|
|
|
723 |
{
|
|
|
724 |
showOutOfMemory(subdir);
|
|
|
725 |
if (temp->currentpath != NULL) free(temp->currentpath);
|
|
|
726 |
free(temp);
|
|
|
727 |
return NULL;
|
|
|
728 |
}
|
|
|
729 |
temp->parent = parent;
|
|
|
730 |
if (parent == NULL)
|
|
|
731 |
strcpy(temp->currentpath, "");
|
|
|
732 |
else
|
|
|
733 |
strcpy(temp->currentpath, parent->currentpath);
|
|
|
734 |
strcat(temp->currentpath, subdir);
|
|
|
735 |
/* if subdir[subdirLen-1] == '\0' then we must append a slash */
|
|
|
736 |
if (*(subdir+subdirLen-1) == '\0')
|
|
|
737 |
strcat(temp->currentpath, "\\");
|
|
|
738 |
temp->subdir = temp->currentpath+parentLen;
|
|
|
739 |
strcpy(temp->dsubdir, dsubdir);
|
|
|
740 |
if ((temp->subdircnt = hasSubdirectories(temp->currentpath, &(temp->ddata))) == -1L)
|
|
|
741 |
{
|
|
|
742 |
free (temp->currentpath);
|
|
|
743 |
free (temp->dsubdir);
|
|
|
744 |
free(temp);
|
|
|
745 |
return NULL;
|
|
|
746 |
}
|
|
|
747 |
temp->findnexthnd = INVALID_HANDLE_VALUE;
|
|
|
748 |
|
|
|
749 |
return temp;
|
|
|
750 |
}
|
|
|
751 |
|
|
|
752 |
/**
|
|
|
753 |
* Extends the padding with the necessary 4 characters.
|
|
|
754 |
* Returns the pointer to the padding.
|
2022 |
mateusz.vi |
755 |
* padding should be large enough to hold the additional
|
2019 |
mateusz.vi |
756 |
* characters and '\0', moreSubdirsFollow specifies if
|
|
|
757 |
* this is the last subdirectory in a given directory
|
|
|
758 |
* or if more follow (hence if a | is needed).
|
|
|
759 |
* padding must not be NULL
|
|
|
760 |
*/
|
2037 |
mateusz.vi |
761 |
static char * addPadding(char *padding, int moreSubdirsFollow) {
|
|
|
762 |
if (moreSubdirsFollow) {
|
|
|
763 |
/* 1st char is | or a vertical bar */
|
|
|
764 |
if (charSet == EXTENDEDCHARS) {
|
|
|
765 |
strcat(padding, VERTBAR_STR);
|
|
|
766 |
} else {
|
|
|
767 |
strcat(padding, "| ");
|
2019 |
mateusz.vi |
768 |
}
|
2037 |
mateusz.vi |
769 |
} else {
|
|
|
770 |
strcat(padding, " ");
|
|
|
771 |
}
|
2019 |
mateusz.vi |
772 |
|
2037 |
mateusz.vi |
773 |
return(padding);
|
2019 |
mateusz.vi |
774 |
}
|
|
|
775 |
|
|
|
776 |
/**
|
2025 |
mateusz.vi |
777 |
* Removes the last padding added (last 4 characters added).
|
|
|
778 |
* Does nothing if less than 4 characters in string.
|
2019 |
mateusz.vi |
779 |
* padding must not be NULL
|
|
|
780 |
* Returns the pointer to padding.
|
|
|
781 |
*/
|
2037 |
mateusz.vi |
782 |
static char *removePadding(char *padding) {
|
2027 |
mateusz.vi |
783 |
size_t len = strlen(padding);
|
2019 |
mateusz.vi |
784 |
|
2025 |
mateusz.vi |
785 |
if (len < 4) return padding;
|
|
|
786 |
*(padding + len - 4) = '\0';
|
2019 |
mateusz.vi |
787 |
|
|
|
788 |
return padding;
|
|
|
789 |
}
|
|
|
790 |
|
|
|
791 |
/**
|
|
|
792 |
* Takes a given path, strips any \ or / that may appear on the end.
|
|
|
793 |
* Returns a pointer to its static buffer containing path
|
|
|
794 |
* without trailing slash and any necessary display conversions.
|
|
|
795 |
*/
|
2037 |
mateusz.vi |
796 |
static char *fixPathForDisplay(char *path) {
|
2019 |
mateusz.vi |
797 |
static char buffer[MAXBUF];
|
2027 |
mateusz.vi |
798 |
int pathlen;
|
2019 |
mateusz.vi |
799 |
|
|
|
800 |
strcpy(buffer, path);
|
|
|
801 |
pathlen = strlen(buffer);
|
2037 |
mateusz.vi |
802 |
if (pathlen > 1) {
|
2019 |
mateusz.vi |
803 |
pathlen--;
|
2037 |
mateusz.vi |
804 |
if ((buffer[pathlen] == '\\') || (buffer[pathlen] == '/')) {
|
2019 |
mateusz.vi |
805 |
buffer[pathlen] = '\0'; // strip off trailing slash on end
|
2037 |
mateusz.vi |
806 |
}
|
2019 |
mateusz.vi |
807 |
}
|
|
|
808 |
|
|
|
809 |
return buffer;
|
|
|
810 |
}
|
|
|
811 |
|
|
|
812 |
/**
|
|
|
813 |
* Displays the current path, with necessary padding before it.
|
|
|
814 |
* A \ or / on end of currentpath is not shown.
|
|
|
815 |
* moreSubdirsFollow should be nonzero if this is not the last
|
|
|
816 |
* subdirectory to be displayed in current directory, else 0.
|
|
|
817 |
* Also displays additional information, such as attributes or
|
|
|
818 |
* sum of size of included files.
|
|
|
819 |
* currentpath is an ASCIIZ string of path to display
|
|
|
820 |
* assumed to be a displayable path (ie. OEM or UTF-8)
|
|
|
821 |
* padding is an ASCIIZ string to display prior to entry.
|
|
|
822 |
* moreSubdirsFollow is -1 for initial path else >= 0.
|
|
|
823 |
*/
|
2037 |
mateusz.vi |
824 |
static void showCurrentPath(char *currentpath, char *padding, int moreSubdirsFollow, DIRDATA *ddata) {
|
2019 |
mateusz.vi |
825 |
if (padding != NULL)
|
|
|
826 |
pprintf("%s", padding);
|
|
|
827 |
|
|
|
828 |
/* print lead padding except for initial directory */
|
|
|
829 |
if (moreSubdirsFollow >= 0)
|
|
|
830 |
{
|
|
|
831 |
if (charSet == EXTENDEDCHARS)
|
|
|
832 |
{
|
|
|
833 |
if (moreSubdirsFollow)
|
|
|
834 |
pprintf("%s", TBAR_HORZBAR_STR);
|
|
|
835 |
else
|
|
|
836 |
pprintf("%s", CBAR_HORZBAR_STR);
|
2037 |
mateusz.vi |
837 |
} else {
|
2019 |
mateusz.vi |
838 |
if (moreSubdirsFollow)
|
|
|
839 |
pprintf("+---");
|
|
|
840 |
else
|
|
|
841 |
pprintf("\\---");
|
|
|
842 |
}
|
|
|
843 |
}
|
|
|
844 |
|
|
|
845 |
/* optional display data */
|
|
|
846 |
if (dspAttr) /* attributes */
|
2031 |
mateusz.vi |
847 |
pprintf("[%c%c%c%c%c] ",
|
2019 |
mateusz.vi |
848 |
(ddata->dwDirAttributes & FILE_ATTRIBUTE_DIRECTORY)?'D':' ', /* keep this one? its always true */
|
|
|
849 |
(ddata->dwDirAttributes & FILE_ATTRIBUTE_ARCHIVE)?'A':' ',
|
|
|
850 |
(ddata->dwDirAttributes & FILE_ATTRIBUTE_SYSTEM)?'S':' ',
|
|
|
851 |
(ddata->dwDirAttributes & FILE_ATTRIBUTE_HIDDEN)?'H':' ',
|
2031 |
mateusz.vi |
852 |
(ddata->dwDirAttributes & FILE_ATTRIBUTE_READONLY)?'R':' '
|
2019 |
mateusz.vi |
853 |
);
|
|
|
854 |
|
|
|
855 |
/* display directory name */
|
|
|
856 |
pprintf("%s\n", currentpath);
|
|
|
857 |
}
|
|
|
858 |
|
|
|
859 |
|
2022 |
mateusz.vi |
860 |
/**
|
2019 |
mateusz.vi |
861 |
* Displays summary information about directory.
|
|
|
862 |
* Expects to be called after displayFiles (optionally called)
|
|
|
863 |
*/
|
2037 |
mateusz.vi |
864 |
static void displaySummary(char *padding, int hasMoreSubdirs, DIRDATA *ddata) {
|
2019 |
mateusz.vi |
865 |
addPadding(padding, hasMoreSubdirs);
|
|
|
866 |
|
2037 |
mateusz.vi |
867 |
if (dspSumDirs) {
|
|
|
868 |
if (showFiles == SHOWFILESON) {
|
2019 |
mateusz.vi |
869 |
/* print File summary with lead padding, add filesize to it */
|
|
|
870 |
pprintf("%s%lu files\n", padding, ddata->fileCnt);
|
|
|
871 |
}
|
|
|
872 |
|
|
|
873 |
/* print Directory summary with lead padding */
|
|
|
874 |
pprintf("%s%lu subdirectories\n", padding, ddata->subdirCnt);
|
|
|
875 |
|
|
|
876 |
/* show [nearly] blank line after summary */
|
|
|
877 |
pprintf("%s\n", padding);
|
|
|
878 |
}
|
|
|
879 |
|
|
|
880 |
removePadding(padding);
|
|
|
881 |
}
|
|
|
882 |
|
2022 |
mateusz.vi |
883 |
/**
|
2019 |
mateusz.vi |
884 |
* Displays files in directory specified by path.
|
|
|
885 |
* Path must end in slash \ or /
|
|
|
886 |
* Returns -1 on error,
|
|
|
887 |
* 0 if no files, but no errors either,
|
|
|
888 |
* or 1 if files displayed, no errors.
|
|
|
889 |
*/
|
2037 |
mateusz.vi |
890 |
static int displayFiles(char *path, char *padding, int hasMoreSubdirs, DIRDATA *ddata) {
|
2019 |
mateusz.vi |
891 |
static char buffer[MAXBUF];
|
2040 |
mateusz.vi |
892 |
struct WIN32_FIND_DATA entry; /* current directory entry info */
|
2046 |
mateusz.vi |
893 |
struct FFDTA *dir; /* Current directory entry working with */
|
2019 |
mateusz.vi |
894 |
unsigned long filesShown = 0;
|
|
|
895 |
|
|
|
896 |
/* get handle for files in current directory (using wildcard spec) */
|
|
|
897 |
strcpy(buffer, path);
|
|
|
898 |
strcat(buffer, "*");
|
|
|
899 |
dir = FindFirstFile(buffer, &entry);
|
|
|
900 |
if (dir == INVALID_HANDLE_VALUE)
|
|
|
901 |
return -1;
|
|
|
902 |
|
|
|
903 |
addPadding(padding, hasMoreSubdirs);
|
|
|
904 |
|
|
|
905 |
/* cycle through directory printing out files. */
|
2022 |
mateusz.vi |
906 |
do
|
2019 |
mateusz.vi |
907 |
{
|
|
|
908 |
/* print padding followed by filename */
|
|
|
909 |
if ( ((entry.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) &&
|
|
|
910 |
( ((entry.dwFileAttributes & (FILE_ATTRIBUTE_HIDDEN |
|
|
|
911 |
FILE_ATTRIBUTE_SYSTEM)) == 0) || dspAll) )
|
|
|
912 |
{
|
|
|
913 |
/* print lead padding */
|
|
|
914 |
pprintf("%s", padding);
|
|
|
915 |
|
|
|
916 |
/* optional display data */
|
|
|
917 |
if (dspAttr) /* file attributes */
|
2031 |
mateusz.vi |
918 |
pprintf("[%c%c%c%c] ",
|
2019 |
mateusz.vi |
919 |
(entry.dwFileAttributes & FILE_ATTRIBUTE_ARCHIVE)?'A':' ',
|
|
|
920 |
(entry.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM)?'S':' ',
|
|
|
921 |
(entry.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)?'H':' ',
|
2031 |
mateusz.vi |
922 |
(entry.dwFileAttributes & FILE_ATTRIBUTE_READONLY)?'R':' '
|
2019 |
mateusz.vi |
923 |
);
|
|
|
924 |
|
|
|
925 |
if (dspSize) /* file size */
|
|
|
926 |
{
|
|
|
927 |
if (entry.nFileSizeHigh)
|
|
|
928 |
{
|
|
|
929 |
pprintf("******** "); /* error exceed max value we can display, > 4GB */
|
|
|
930 |
}
|
|
|
931 |
else
|
|
|
932 |
{
|
2023 |
mateusz.vi |
933 |
if (entry.nFileSizeLow < 1048576l) /* if less than a MB, display in bytes */
|
2019 |
mateusz.vi |
934 |
pprintf("%10lu ", entry.nFileSizeLow);
|
|
|
935 |
else /* otherwise display in KB */
|
|
|
936 |
pprintf("%8luKB ", entry.nFileSizeLow/1024UL);
|
|
|
937 |
}
|
|
|
938 |
}
|
|
|
939 |
|
|
|
940 |
/* print filename */
|
|
|
941 |
pprintf("%s\n", entry.cFileName);
|
|
|
942 |
|
|
|
943 |
filesShown++;
|
|
|
944 |
}
|
|
|
945 |
} while(FindNextFile(dir, &entry) != 0);
|
|
|
946 |
|
|
|
947 |
if (filesShown)
|
|
|
948 |
{
|
|
|
949 |
pprintf("%s\n", padding);
|
|
|
950 |
}
|
|
|
951 |
|
|
|
952 |
/* cleanup directory search */
|
|
|
953 |
FindClose(dir);
|
|
|
954 |
/* dir = NULL; */
|
|
|
955 |
|
|
|
956 |
removePadding(padding);
|
|
|
957 |
|
|
|
958 |
/* store for summary display */
|
|
|
959 |
if (ddata != NULL) ddata->fileCnt = filesShown;
|
|
|
960 |
|
|
|
961 |
return (filesShown)? 1 : 0;
|
|
|
962 |
}
|
|
|
963 |
|
|
|
964 |
|
|
|
965 |
/**
|
|
|
966 |
* Common portion of findFirstSubdir and findNextSubdir
|
|
|
967 |
* Checks current FindFile results to determine if a valid directory
|
|
|
968 |
* was found, and if so copies appropriate data into subdir and dsubdir.
|
|
|
969 |
* It will repeat until a valid subdirectory is found or no more
|
|
|
970 |
* are found, at which point it closes the FindFile search handle and
|
|
|
971 |
* return INVALID_HANDLE_VALUE. If successful, returns FindFile handle.
|
|
|
972 |
*/
|
2046 |
mateusz.vi |
973 |
static struct FFDTA *cycleFindResults(struct FFDTA *findnexthnd, struct WIN32_FIND_DATA *entry, char *subdir, char *dsubdir) {
|
2025 |
mateusz.vi |
974 |
/* cycle through directory until 1st non . or .. directory is found. */
|
|
|
975 |
do
|
2019 |
mateusz.vi |
976 |
{
|
2025 |
mateusz.vi |
977 |
/* skip files & hidden or system directories */
|
2038 |
mateusz.vi |
978 |
if ((((entry->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) ||
|
|
|
979 |
((entry->dwFileAttributes &
|
2025 |
mateusz.vi |
980 |
(FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM)) != 0 && !dspAll) ) ||
|
2038 |
mateusz.vi |
981 |
((strcmp(entry->cFileName, ".") == 0) ||
|
|
|
982 |
(strcmp(entry->cFileName, "..") == 0)) )
|
2019 |
mateusz.vi |
983 |
{
|
2038 |
mateusz.vi |
984 |
if (FindNextFile(findnexthnd, entry) == 0)
|
2019 |
mateusz.vi |
985 |
{
|
2025 |
mateusz.vi |
986 |
FindClose(findnexthnd); // prevent resource leaks
|
|
|
987 |
return INVALID_HANDLE_VALUE; // no subdirs found
|
2019 |
mateusz.vi |
988 |
}
|
2025 |
mateusz.vi |
989 |
}
|
|
|
990 |
else
|
2019 |
mateusz.vi |
991 |
{
|
2025 |
mateusz.vi |
992 |
/* set display name */
|
2038 |
mateusz.vi |
993 |
strcpy(dsubdir, entry->cFileName);
|
2019 |
mateusz.vi |
994 |
|
2038 |
mateusz.vi |
995 |
strcpy(subdir, entry->cFileName);
|
2025 |
mateusz.vi |
996 |
strcat(subdir, "\\");
|
|
|
997 |
}
|
|
|
998 |
} while (!*subdir); // while (subdir is still blank)
|
|
|
999 |
|
2019 |
mateusz.vi |
1000 |
return findnexthnd;
|
|
|
1001 |
}
|
|
|
1002 |
|
|
|
1003 |
|
|
|
1004 |
/* FindFile buffer used by findFirstSubdir and findNextSubdir only */
|
2040 |
mateusz.vi |
1005 |
static struct WIN32_FIND_DATA findSubdir_entry; /* current directory entry info */
|
2019 |
mateusz.vi |
1006 |
|
|
|
1007 |
/**
|
|
|
1008 |
* Given the current path, find the 1st subdirectory.
|
|
|
1009 |
* The subdirectory found is stored in subdir.
|
|
|
1010 |
* subdir is cleared on error or no subdirectories.
|
|
|
1011 |
* Returns the findfirst search HANDLE, which should be passed to
|
|
|
1012 |
* findclose when directory has finished processing, and can be
|
|
|
1013 |
* passed to findnextsubdir to find subsequent subdirectories.
|
|
|
1014 |
* Returns INVALID_HANDLE_VALUE on error.
|
|
|
1015 |
* currentpath must end in \
|
|
|
1016 |
*/
|
2046 |
mateusz.vi |
1017 |
static struct FFDTA *findFirstSubdir(char *currentpath, char *subdir, char *dsubdir) {
|
2019 |
mateusz.vi |
1018 |
static char buffer[MAXBUF];
|
2046 |
mateusz.vi |
1019 |
struct FFDTA *dir; /* Current directory entry working with */
|
2019 |
mateusz.vi |
1020 |
|
|
|
1021 |
/* get handle for files in current directory (using wildcard spec) */
|
|
|
1022 |
strcpy(buffer, currentpath);
|
|
|
1023 |
strcat(buffer, "*");
|
|
|
1024 |
|
2040 |
mateusz.vi |
1025 |
dir = FindFirstFile(buffer, &findSubdir_entry);
|
2046 |
mateusz.vi |
1026 |
if (dir == INVALID_HANDLE_VALUE) {
|
2019 |
mateusz.vi |
1027 |
showInvalidPath(currentpath);
|
|
|
1028 |
return INVALID_HANDLE_VALUE;
|
|
|
1029 |
}
|
|
|
1030 |
|
|
|
1031 |
/* clear result path */
|
|
|
1032 |
strcpy(subdir, "");
|
|
|
1033 |
|
2032 |
mateusz.vi |
1034 |
return cycleFindResults(dir, &findSubdir_entry, subdir, dsubdir);
|
2019 |
mateusz.vi |
1035 |
}
|
|
|
1036 |
|
|
|
1037 |
/**
|
2022 |
mateusz.vi |
1038 |
* Given a search HANDLE, will find the next subdirectory,
|
2019 |
mateusz.vi |
1039 |
* setting subdir to the found directory name.
|
2045 |
mateusz.vi |
1040 |
* dsubdir is the name to display
|
2019 |
mateusz.vi |
1041 |
* currentpath must end in \
|
|
|
1042 |
* If a subdirectory is found, returns 0, otherwise returns 1
|
|
|
1043 |
* (either error or no more files).
|
|
|
1044 |
*/
|
2046 |
mateusz.vi |
1045 |
static int findNextSubdir(struct FFDTA *findnexthnd, char *subdir, char *dsubdir) {
|
2019 |
mateusz.vi |
1046 |
/* clear result path */
|
|
|
1047 |
strcpy(subdir, "");
|
|
|
1048 |
|
2038 |
mateusz.vi |
1049 |
if (FindNextFile(findnexthnd, &findSubdir_entry) == 0) return 1; // no subdirs found
|
2019 |
mateusz.vi |
1050 |
|
2032 |
mateusz.vi |
1051 |
if (cycleFindResults(findnexthnd, &findSubdir_entry, subdir, dsubdir) == INVALID_HANDLE_VALUE)
|
2019 |
mateusz.vi |
1052 |
return 1;
|
|
|
1053 |
else
|
|
|
1054 |
return 0;
|
|
|
1055 |
}
|
|
|
1056 |
|
|
|
1057 |
/**
|
|
|
1058 |
* Given an initial path, displays the directory tree with
|
|
|
1059 |
* a non-recursive function using a Stack.
|
|
|
1060 |
* initialpath must be large enough to hold an added slash \ or /
|
|
|
1061 |
* if it does not already end in one.
|
|
|
1062 |
* Returns the count of subdirs in initialpath.
|
|
|
1063 |
*/
|
2037 |
mateusz.vi |
1064 |
static long traverseTree(char *initialpath) {
|
2019 |
mateusz.vi |
1065 |
long subdirsInInitialpath;
|
|
|
1066 |
char padding[MAXPADLEN] = "";
|
|
|
1067 |
char subdir[MAXBUF];
|
|
|
1068 |
char dsubdir[MAXBUF];
|
2027 |
mateusz.vi |
1069 |
SUBDIRINFO *sdi;
|
2019 |
mateusz.vi |
1070 |
|
|
|
1071 |
STACK s;
|
|
|
1072 |
stackDefaults(&s);
|
|
|
1073 |
stackInit(&s);
|
|
|
1074 |
|
|
|
1075 |
if ( (sdi = newSubdirInfo(NULL, initialpath, initialpath)) == NULL)
|
|
|
1076 |
return 0L;
|
|
|
1077 |
stackPushItem(&s, sdi);
|
|
|
1078 |
|
|
|
1079 |
/* Store count of subdirs in initial path so can display message if none. */
|
|
|
1080 |
subdirsInInitialpath = sdi->subdircnt;
|
|
|
1081 |
|
|
|
1082 |
do
|
|
|
1083 |
{
|
|
|
1084 |
sdi = (SUBDIRINFO *)stackPopItem(&s);
|
|
|
1085 |
|
|
|
1086 |
if (sdi->findnexthnd == INVALID_HANDLE_VALUE) // findfirst not called yet
|
|
|
1087 |
{
|
|
|
1088 |
// 1st time this subdirectory processed, so display its name & possibly files
|
|
|
1089 |
if (sdi->parent == NULL) // if initial path
|
|
|
1090 |
{
|
|
|
1091 |
// display initial path
|
|
|
1092 |
showCurrentPath(/*sdi->dsubdir*/initialpath, NULL, -1, &(sdi->ddata));
|
|
|
1093 |
}
|
|
|
1094 |
else // normal processing (display path, add necessary padding)
|
|
|
1095 |
{
|
|
|
1096 |
showCurrentPath(sdi->dsubdir, padding, (sdi->parent->subdircnt > 0L)?1 : 0, &(sdi->ddata));
|
|
|
1097 |
addPadding(padding, (sdi->parent->subdircnt > 0L)?1 : 0);
|
|
|
1098 |
}
|
|
|
1099 |
|
|
|
1100 |
if (showFiles == SHOWFILESON) displayFiles(sdi->currentpath, padding, (sdi->subdircnt > 0L)?1 : 0, &(sdi->ddata));
|
2024 |
mateusz.vi |
1101 |
displaySummary(padding, (sdi->subdircnt > 0L)?1 : 0, &(sdi->ddata));
|
2019 |
mateusz.vi |
1102 |
}
|
|
|
1103 |
|
|
|
1104 |
if (sdi->subdircnt > 0) /* if (there are more subdirectories to process) */
|
|
|
1105 |
{
|
|
|
1106 |
int flgErr;
|
|
|
1107 |
if (sdi->findnexthnd == INVALID_HANDLE_VALUE)
|
|
|
1108 |
{
|
|
|
1109 |
sdi->findnexthnd = findFirstSubdir(sdi->currentpath, subdir, dsubdir);
|
|
|
1110 |
flgErr = (sdi->findnexthnd == INVALID_HANDLE_VALUE);
|
|
|
1111 |
}
|
|
|
1112 |
else
|
|
|
1113 |
{
|
|
|
1114 |
flgErr = findNextSubdir(sdi->findnexthnd, subdir, dsubdir);
|
|
|
1115 |
}
|
|
|
1116 |
|
|
|
1117 |
if (flgErr) // don't add invalid paths to stack
|
|
|
1118 |
{
|
|
|
1119 |
printf("INTERNAL ERROR: subdir count changed, expecting %li more!\n", sdi->subdircnt+1L);
|
|
|
1120 |
|
|
|
1121 |
sdi->subdircnt = 0; /* force subdir counter to 0, none left */
|
|
|
1122 |
stackPushItem(&s, sdi);
|
|
|
1123 |
}
|
|
|
1124 |
else
|
|
|
1125 |
{
|
|
|
1126 |
sdi->subdircnt = sdi->subdircnt - 1L; /* decrement subdirs left count */
|
|
|
1127 |
stackPushItem(&s, sdi);
|
|
|
1128 |
|
|
|
1129 |
/* store necessary information, validate subdir, and if no error store it. */
|
|
|
1130 |
if ((sdi = newSubdirInfo(sdi, subdir, dsubdir)) != NULL)
|
|
|
1131 |
stackPushItem(&s, sdi);
|
|
|
1132 |
}
|
|
|
1133 |
}
|
|
|
1134 |
else /* this directory finished processing, so free resources */
|
|
|
1135 |
{
|
|
|
1136 |
/* Remove the padding for this directory, all but initial path. */
|
|
|
1137 |
if (sdi->parent != NULL)
|
|
|
1138 |
removePadding(padding);
|
|
|
1139 |
|
|
|
1140 |
/* Prevent resource leaks, by ending findsearch and freeing memory. */
|
|
|
1141 |
FindClose(sdi->findnexthnd);
|
|
|
1142 |
if (sdi != NULL)
|
|
|
1143 |
{
|
|
|
1144 |
if (sdi->currentpath != NULL)
|
|
|
1145 |
free(sdi->currentpath);
|
|
|
1146 |
free(sdi);
|
|
|
1147 |
}
|
|
|
1148 |
}
|
|
|
1149 |
} while (stackTotalItems(&s)); /* while (stack is not empty) */
|
|
|
1150 |
|
|
|
1151 |
stackTerm(&s);
|
|
|
1152 |
|
|
|
1153 |
return subdirsInInitialpath;
|
|
|
1154 |
}
|
|
|
1155 |
|
|
|
1156 |
|
2037 |
mateusz.vi |
1157 |
static void FixOptionText(void) {
|
2019 |
mateusz.vi |
1158 |
char buffer[MAXLINE]; /* sprintf can have problems with src==dest */
|
|
|
1159 |
|
|
|
1160 |
/* Handle %c for options within messages using Set 8 */
|
|
|
1161 |
strcpy(buffer, treeUsage);
|
|
|
1162 |
sprintf(treeUsage, buffer, optionchar1, OptShowFiles[0], optionchar1, OptUseASCII[0]);
|
|
|
1163 |
strcpy(buffer, treeFOption);
|
|
|
1164 |
sprintf(treeFOption, buffer, optionchar1, OptShowFiles[0]);
|
|
|
1165 |
strcpy(buffer, treeAOption);
|
|
|
1166 |
sprintf(treeAOption, buffer, optionchar1, OptUseASCII[0]);
|
|
|
1167 |
strcpy(buffer, useTreeHelp);
|
|
|
1168 |
sprintf(useTreeHelp, buffer, optionchar1);
|
|
|
1169 |
}
|
|
|
1170 |
|
|
|
1171 |
|
2022 |
mateusz.vi |
1172 |
/* Loads all messages from the message catalog. */
|
2037 |
mateusz.vi |
1173 |
static void loadAllMessages(void) {
|
2019 |
mateusz.vi |
1174 |
/* Changes %c in certain lines with proper option characters. */
|
|
|
1175 |
FixOptionText();
|
|
|
1176 |
}
|
|
|
1177 |
|
|
|
1178 |
|
2037 |
mateusz.vi |
1179 |
int main(int argc, char **argv) {
|
2019 |
mateusz.vi |
1180 |
char serial[SERIALLEN]; /* volume serial # 0000:0000 */
|
|
|
1181 |
char volume[VOLLEN]; /* volume name (label), possibly none */
|
|
|
1182 |
|
|
|
1183 |
/* Load all text from message catalog (or uses hard coded text) */
|
|
|
1184 |
loadAllMessages();
|
|
|
1185 |
|
|
|
1186 |
/* Parse any command line arguments, obtain path */
|
|
|
1187 |
parseArguments(argc, argv);
|
|
|
1188 |
|
|
|
1189 |
/* Initialize screen size, may reset pause to NOPAUSE if redirected */
|
|
|
1190 |
getConsoleSize();
|
|
|
1191 |
|
|
|
1192 |
/* Get Volume & Serial Number */
|
|
|
1193 |
GetVolumeAndSerial(volume, serial, path);
|
|
|
1194 |
if (strlen(volume) == 0)
|
|
|
1195 |
pprintf(pathListingNoLabel);
|
|
|
1196 |
else
|
|
|
1197 |
pprintf(pathListingWithLabel, volume);
|
|
|
1198 |
if (serial[0] != '\0') /* Don't print anything if no serial# found */
|
|
|
1199 |
pprintf(serialNumber, serial);
|
|
|
1200 |
|
|
|
1201 |
/* now traverse & print tree, returns nonzero if has subdirectories */
|
|
|
1202 |
if (traverseTree(path) == 0)
|
|
|
1203 |
pprintf(noSubDirs);
|
|
|
1204 |
else if (dspSumDirs) /* show count of directories processed */
|
|
|
1205 |
pprintf("\n %lu total directories\n", totalSubDirCnt+1);
|
|
|
1206 |
|
|
|
1207 |
return 0;
|
|
|
1208 |
}
|