mirror of
https://github.com/reactos/reactos.git
synced 2024-08-16 16:39:08 +00:00
296 lines
7.5 KiB
C
296 lines
7.5 KiB
C
/* findstr.c */
|
|
|
|
/* Copyright (C) 1994-2002, Jim Hall <jhall@freedos.org> */
|
|
|
|
/* Adapted for ReactOS -Edited for Findstr.exe K'Williams */
|
|
|
|
/*
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
|
|
/* This program locates a string in a text file and prints those lines
|
|
* that contain the string. Multiple files are clearly separated.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
//#include <string.h>
|
|
//#include <ctype.h>
|
|
#include <windef.h>
|
|
#include <winbase.h>
|
|
#include <winuser.h>
|
|
//#include <io.h>
|
|
#include <dos.h>
|
|
|
|
#include "resource.h"
|
|
|
|
/* Symbol definition */
|
|
#define MAX_STR 1024
|
|
|
|
|
|
/* This function prints out all lines containing a substring. There are some
|
|
* conditions that may be passed to the function.
|
|
*
|
|
* RETURN: If the string was found at least once, returns 1.
|
|
* If the string was not found at all, returns 0.
|
|
*/
|
|
int
|
|
find_str (char *sz, FILE *p, int invert_search,
|
|
int count_lines, int number_output, int ignore_case, int at_start, int literal_search,
|
|
int at_end, int reg_express, int exact_match, int sub_dirs, int only_fname)
|
|
{
|
|
int i, length;
|
|
long line_number = 0, total_lines = 0;
|
|
char *c, temp_str[MAX_STR], this_line[MAX_STR];
|
|
|
|
/* Convert to upper if needed */
|
|
if (ignore_case)
|
|
{
|
|
length = strlen (sz);
|
|
for (i = 0; i < length; i++)
|
|
sz[i] = toupper (sz[i]);
|
|
}
|
|
|
|
/* Scan the file until EOF */
|
|
while (fgets (temp_str, MAX_STR, p) != NULL)
|
|
{
|
|
/* Remove the trailing newline */
|
|
length = strlen (temp_str);
|
|
if (temp_str[length-1] == '\n')
|
|
{
|
|
temp_str[length-1] = '\0';
|
|
}
|
|
|
|
/* Increment number of lines */
|
|
line_number++;
|
|
strcpy (this_line, temp_str);
|
|
|
|
/* Convert to upper if needed */
|
|
if (ignore_case)
|
|
{
|
|
for (i = 0; i < length; i++)
|
|
{
|
|
temp_str[i] = toupper (temp_str[i]);
|
|
}
|
|
}
|
|
|
|
/* Locate the substring */
|
|
|
|
/* strstr() returns a pointer to the first occurrence in the
|
|
string of the substring */
|
|
c = strstr (temp_str, sz);
|
|
|
|
if ( ((invert_search) ? (c == NULL) : (c != NULL)) )
|
|
{
|
|
if (!count_lines)
|
|
{
|
|
if (number_output)
|
|
printf ("%ld:", line_number);
|
|
|
|
/* Print the line of text */
|
|
puts (this_line);
|
|
}
|
|
|
|
total_lines++;
|
|
} /* long if */
|
|
} /* while fgets */
|
|
|
|
if (count_lines)
|
|
{
|
|
/* Just show num. lines that contain the string */
|
|
printf ("%ld\n", total_lines);
|
|
}
|
|
|
|
|
|
/* RETURN: If the string was found at least once, returns 1.
|
|
* If the string was not found at all, returns 0.
|
|
*/
|
|
return (total_lines > 0 ? 1 : 0);
|
|
}
|
|
|
|
/* Show usage */
|
|
void
|
|
usage (void)
|
|
{
|
|
TCHAR lpUsage[4096];
|
|
|
|
LoadString( GetModuleHandle(NULL), IDS_USAGE, (LPTSTR)lpUsage, 4096);
|
|
CharToOem(lpUsage, lpUsage);
|
|
printf( lpUsage );
|
|
}
|
|
|
|
|
|
/* Main program */
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
char *opt, *needle = NULL;
|
|
int ret = 0;
|
|
TCHAR lpMessage[4096];
|
|
|
|
int invert_search = 0; /* flag to invert the search */
|
|
int count_lines = 0; /* flag to whether/not count lines */
|
|
int number_output = 0; /* flag to print line numbers */
|
|
int ignore_case = 0; /* flag to be case insensitive */
|
|
int at_start = 0; /* flag to Match if at the beginning of a line. */
|
|
int at_end = 0; /* flag to Match if at the beginning of a line. */
|
|
int reg_express = 0; /* flag to use/not use regular expressions */
|
|
int exact_match = 0; /* flag to be exact match */
|
|
int sub_dirs= 0; /* this and all subdirectories */
|
|
int only_fname= 0; /* print only the name of the file*/
|
|
int literal_search=0;
|
|
|
|
FILE *pfile; /* file pointer */
|
|
int hfind; /* search handle */
|
|
struct _finddata_t finddata; /* _findfirst, filenext block */
|
|
|
|
/* Scan the command line */
|
|
while ((--argc) && (needle == NULL))
|
|
{
|
|
if (*(opt = *++argv) == '/')
|
|
{
|
|
switch (opt[1])
|
|
{
|
|
case 'b':
|
|
case 'B': /* Matches pattern if at the beginning of a line */
|
|
at_start = 1;
|
|
break;
|
|
|
|
//case 'c':
|
|
//case 'C': /* Literal? */
|
|
// literal_search = 1;
|
|
// break;
|
|
|
|
case 'e':
|
|
case 'E': /* matches pattern if at end of line */
|
|
at_end = 1;
|
|
break;
|
|
|
|
case 'i':
|
|
case 'I': /* Ignore */
|
|
ignore_case = 1;
|
|
break;
|
|
|
|
case 'm':
|
|
case 'M': /* only filename */
|
|
only_fname = 1;
|
|
break;
|
|
|
|
case 'n':
|
|
case 'N': /* Number */
|
|
number_output = 1;
|
|
break;
|
|
|
|
case 'r':
|
|
case 'R': /* search strings as regular expressions */
|
|
reg_express = 1;
|
|
break;
|
|
|
|
case 's':
|
|
case 'S': /* search files in child directory too*/
|
|
sub_dirs = 1;
|
|
break;
|
|
|
|
case 'v':
|
|
case 'V': /* Not with */
|
|
invert_search = 1;
|
|
break;
|
|
|
|
case 'x':
|
|
case 'X': /* exact match */
|
|
exact_match = 1;
|
|
break;
|
|
|
|
default:
|
|
usage ();
|
|
exit (2); /* syntax error .. return error 2 */
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Get the string */
|
|
if (needle == NULL)
|
|
{
|
|
/* Assign the string to find */
|
|
needle = *argv;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Check for search string */
|
|
if (needle == NULL)
|
|
{
|
|
/* No string? */
|
|
usage ();
|
|
exit (1);
|
|
}
|
|
|
|
/* Scan the files for the string */
|
|
if (argc == 0)
|
|
{
|
|
ret = find_str (needle, stdin, invert_search, count_lines,
|
|
number_output, ignore_case, at_start, literal_search, at_end, reg_express, exact_match,
|
|
sub_dirs, only_fname);
|
|
}
|
|
|
|
while (--argc >= 0)
|
|
{
|
|
hfind = _findfirst (*++argv, &finddata);
|
|
if (hfind < 0)
|
|
{
|
|
/* We were not able to find a file. Display a message and
|
|
set the exit status. */
|
|
LoadString( GetModuleHandle(NULL), IDS_NO_SUCH_FILE, (LPTSTR)lpMessage, 4096);
|
|
CharToOem(lpMessage, lpMessage);
|
|
fprintf (stderr, lpMessage, *argv);//
|
|
}
|
|
else
|
|
{
|
|
/* repeat find next file to match the filemask */
|
|
do
|
|
{
|
|
/* We have found a file, so try to open it */
|
|
if ((pfile = fopen (finddata.name, "r")) != NULL)
|
|
{
|
|
printf ("---------------- %s\n", finddata.name);
|
|
ret = find_str (needle, pfile, invert_search, count_lines,
|
|
number_output, ignore_case, at_start, literal_search, at_end, reg_express, exact_match,
|
|
sub_dirs, only_fname);
|
|
fclose (pfile);
|
|
}
|
|
else
|
|
{
|
|
LoadString(GetModuleHandle(NULL), IDS_CANNOT_OPEN, (LPTSTR)lpMessage, 4096);
|
|
CharToOem(lpMessage, lpMessage);
|
|
fprintf (stderr, lpMessage,
|
|
finddata.name);
|
|
}
|
|
}
|
|
while (_findnext(hfind, &finddata) > 0);
|
|
}
|
|
_findclose(hfind);
|
|
} /* for each argv */
|
|
|
|
/* RETURN: If the string was found at least once, returns 0.
|
|
* If the string was not found at all, returns 1.
|
|
* (Note that find_str.c returns the exact opposite values.)
|
|
*/
|
|
exit ( (ret ? 0 : 1) );
|
|
}
|
|
|
|
|