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ede/efinder/glob.c
Sanel Zukan fcf808bd82 Now did a real chmod -x.
2007-03-15 01:06:18 +00:00

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/* glob.c file filter for grep.*/
/*
Copyright 2000 Edscott Wilson Garcia
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, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
/*****************************************************************/
#include "globber.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <stdarg.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <time.h>
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_SNPRINTF
# include "snprintf.h"
#endif
#ifdef DMALLOC
# include "dmalloc.h"
#endif
/** tripas */
#define VERSION_NAME "\nglob 0.5.0\n\nCopyright 2000-2001 Edscott Wilson Garcia\n\
This is free software; see the source for copying conditions. There is NO\n\
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"
#define GREP "grep"
static void *object=NULL;
static int initial;
static int terminated = 0;
static char *token;
static int options=0,type=0;
static long size=0;
static long month_t=0;
static long unsigned day_t=0;
static long unsigned hour_t=0;
static long unsigned min_t=0;
#define GLOBRUN_PID 0x01
#define GLOBRUN_COUNT 0x02
#define GLOBRUN_FILTERED 0x04
#define GLOBRUN_IGNORE_CASE 0x08
#define GLOBRUN_REG_EXP 0x10
#define GLOBRUN_INVERT 0x20
/*#define GLOBRUN_WHATEVER 0x40*/
#define GLOBRUN_WORDS_ONLY 0x80
#define GLOBRUN_LINES_ONLY 0x100
#define GLOBRUN_ZERO_BYTE 0x200
#define GLOBRUN_NOBINARIES 0x400
#define GLOBRUN_RECURSIVE 0x800
#define GLOBRUN_VERBOSE 0x1000
#define GLOBRUN_XDEV 0x2000
#define MAX_ARG 25
static int display (char *input)
{
if (terminated) return terminated; /* die quietly and quickly */
printf ("%s\n", input);
if (time (NULL) - initial > 3) {
fflush (NULL);
initial = time (NULL);
}
return terminated;
}
static int grep (char *file)
{
static char *arguments[MAX_ARG];
int status = 0;
if (terminated) return terminated; /* die quietly and quickly */
arguments[status++] = "grep";
arguments[status++] = "-d";
arguments[status++] = "skip";
arguments[status++] = "-H";
if (options & GLOBRUN_NOBINARIES)
arguments[status++] = "-I";
if (options & GLOBRUN_IGNORE_CASE)
arguments[status++] = "-i";
if (options & GLOBRUN_WORDS_ONLY)
arguments[status++] = "-w";
if (options & GLOBRUN_LINES_ONLY)
arguments[status++] = "-x";
if (options & GLOBRUN_ZERO_BYTE)
arguments[status++] = "-Z";
if ((options & GLOBRUN_COUNT) && (options & GLOBRUN_INVERT))
{
arguments[status++] = "-c";
arguments[status++] = "-v";
}
if ((options & GLOBRUN_COUNT) && !(options & GLOBRUN_INVERT))
{
arguments[status++] = "-c";
}
if (!(options & GLOBRUN_COUNT) && (options & GLOBRUN_INVERT))
{
arguments[status++] = "-L";
}
if (!(options & GLOBRUN_COUNT) && !(options & GLOBRUN_INVERT))
{
arguments[status++] = "-l";
}
if (options & GLOBRUN_REG_EXP)
arguments[status++] = "-E";
else
arguments[status++] = "-e";
arguments[status++] = token;
arguments[status++] = file;
arguments[status++] = (char *) 0;
if (options & GLOBRUN_VERBOSE)
{
int i;
for (i = 0; i < status; i++)
printf ("%s ", arguments[i]);
printf ("\n");
}
if (fork () == 0){
execvp (GREP, arguments);
fprintf(stderr,"%s not found in path!\n",GREP);
exit(1);
}
wait (&status);
/*fflush(NULL); */
return terminated;
}
static char *message[] = {
" [-vVPrMACaiIyLcwxZ] [-fpotkhsmudgeE (option)] path \n\n",
"options: \n"
" [-r] [-v] [-d ddd] [-m mmm] [-f filter] [-s (+/-)size]\n",
" [-t type] [-p perm] [grep options...] \n",
"-v = verbose\n",
"-V = print version number information\n",
"-a = stay on a single filesystem.\n",
"-P = print process id (capital P)\n",
"-f filter = file filter (enclosed in quotes if regexp *,? or\n",
" [] is used)\n",
"-r = recursive\n",
"-s +kbytes = size greater than kbytes KBYTES\n",
"-s -kbytes = size less than kbytes KBYTES\n",
"-p perm = perm is either suid | exe\n",
"-o octal_mode = octal mode is the file mode in octal notation\n",
"-t type = any | reg | dir | sym | sock | blk | chr | fifo\n",
" (any, regular, directory, symlink, socket, blk_dev,\n",
" chr_dev, fifo: any is the default.)\n",
" * Time options must be used with either -M, -C, or -A.\n"
"-k min = file time in the previous (int) min minutes (either -M -C -A)\n",
"-h hhh = file time in the previous (int) hh hours (either -M -C -A)\n",
"-d ddd = file time in the previous (int) dd days (either -M -C -A)\n",
"-m mmm = file time in the previous (int) mm months (either -M -C -A)\n",
"-M = use mtime for file (modification time: mknod, truncate,\n",
" utime,write \n",
"-A = use atime for file (access time: exec, mknod, pipe,\n",
" utime, read) \n",
"-C = use ctime for file (change time: setting inode information\n",
" i.e., owner, group, link count, mode, etc.) \n",
"-u user-id = only files matching numeric user-id\n",
"-g group-id = only files matching numeric group-id\n",
"-Z = Output a zero byte (the ASCII NUL character)\n",
" instead of the character that normally follows a\n",
" file name (never tested option, if you do, email me)\n",
"\n",
"**specifying these option will be used in content search (grep):\n",
"-e string = containing string (if *,? or [], use quotes)\n",
"-E regexp = containing regexp: (use quotes amigo). \n",
"-i = ignore case (for search string -c)\n",
"-I = do not search into binary files\n",
"-y = same as -i (obsolete)\n",
"-L = print the name of each input file from which *no*\n",
" output would normally have been printed.\n",
"-c = only print a count of matching lines for each input\n",
" file.\n",
"-w = Select only those lines containing matches that\n",
" form whole words. Word-constituent characters are\n",
" letters, digits, and the underscore.\n",
"-x = Select only those matches that exactly match the\n",
" whole line.\n",
"\n",
NULL
};
void
finish (int sig)
{
/*printf("\n****\nglob terminated by signal\n****\n"); */
terminated = 1;
fflush (NULL);
}
void
halt (int sig)
{
fflush (NULL);
globber_destroy(object);
exit (1);
}
#define CHECK_ARG if (argc <= i) goto error;
int
main (int argc, char **argv)
{
int i,timetype=0;
char *filter = NULL, globbered = 0;
int (*operate) (char *) = display;
initial = time (NULL);
/* initializations */
signal (SIGHUP, halt);
signal (SIGSEGV, finish);
signal (SIGKILL, finish);
signal (SIGTERM, finish);
if (argc < 2)
{
error:
fprintf (stdout, "use: %s ", argv[0]);
i = 0;
while (message[i])
fprintf (stdout,"%s", message[i++]);
exit (1);
}
object=globber_create();
for (i = 1; i < argc; i++)
{
if (argv[i][0] == '-')
{
/* options for the globber : *****************/
if (strstr (argv[i], "M") != NULL)
{
timetype=1;
glob_set_options(object,GLOBBER_MTIME);
continue;
}
if (strstr (argv[i], "A") != NULL)
{
timetype=1;
glob_set_options(object,GLOBBER_ATIME);
continue;
}
if (strstr (argv[i], "C") != NULL)
{
timetype=1;
glob_set_options(object,GLOBBER_CTIME);
continue;
}
if (strstr (argv[i], "a") != NULL)
{
glob_set_options(object,GLOBBER_XDEV);
options |= GLOBRUN_XDEV;
continue;
}
if (strstr (argv[i], "v") != NULL)
{
glob_set_options(object,GLOBBER_VERBOSE);
options |= GLOBRUN_VERBOSE;
continue;
}
if (strstr (argv[i], "r") != NULL)
{
glob_set_options(object,GLOBBER_RECURSIVE);
options |= GLOBRUN_RECURSIVE;
continue;
}
if (strstr (argv[i], "u") != NULL)
{
i++;
CHECK_ARG;
glob_set_user(object,atol(argv[i]));
continue;
}
if (strstr (argv[i], "g") != NULL)
{
i++;
CHECK_ARG;
glob_set_group(object,atol(argv[i]));
continue;
}
if (strstr (argv[i], "t") != NULL)
{
i++;
type &= 07777;
CHECK_ARG;
/*if (strcmp (argv[i], "any") == 0) type &= 07777;*/
if (strcmp (argv[i], "reg") == 0) type |= S_IFREG;
if (strcmp (argv[i], "dir") == 0) type |= S_IFDIR;
if (strcmp (argv[i], "sym") == 0) type |= S_IFLNK;
if (strcmp (argv[i], "sock") == 0)type |= S_IFSOCK;
if (strcmp (argv[i], "blk") == 0) type |= S_IFBLK;
if (strcmp (argv[i], "chr") == 0) type |= S_IFCHR;
if (strcmp (argv[i], "fifo") == 0)type |= S_IFIFO;
if (strcmp (argv[i], "any") != 0) {
glob_set_options(object,GLOBBER_TYPE);
glob_set_type(object,type);
}
continue;
}
if (strstr (argv[i], "p") != NULL)
{
i++;
/*type &= S_IFMT;*/
CHECK_ARG;
if (strcmp (argv[i], "suid") == 0)
type |= S_ISUID;
if (strcmp (argv[i], "exe") == 0)
type |= S_IXUSR;
glob_set_options(object,GLOBBER_PERM);
glob_set_type(object,type);
continue;
}
if (strstr (argv[i], "o") != NULL)
{
int valor;
i++;
type &= S_IFMT;
CHECK_ARG;
sscanf(argv[i],"%o",&valor);
type |= (07777&valor);
glob_set_options(object,GLOBBER_PERM);
glob_set_type(object,type);
continue;
}
if (strstr (argv[i], "s") != NULL)
{
i++;
CHECK_ARG;
size = atol (argv[i]);
if (size < 0) glob_set_sizeL(object,-size*1024);
else glob_set_sizeG(object,size*1024);
continue;
}
if (strstr (argv[i], "k") != NULL)
{
i++;
CHECK_ARG;
min_t = atol (argv[i]);
glob_set_time(object,month_t,day_t,hour_t,min_t);
continue;
}
if (strstr (argv[i], "h") != NULL)
{
i++;
CHECK_ARG;
hour_t = atol (argv[i]);
glob_set_time(object,month_t,day_t,hour_t,min_t);
continue;
}
if (strstr (argv[i], "d") != NULL)
{
i++;
CHECK_ARG;
day_t = atol (argv[i]);
glob_set_time(object,month_t,day_t,hour_t,min_t);
continue;
}
if (strstr (argv[i], "m") != NULL)
{
CHECK_ARG;
month_t = atol (argv[i]);
glob_set_time(object,month_t,day_t,hour_t,min_t);
continue;
}
if (strstr (argv[i], "f") != NULL)
{
options |= GLOBRUN_FILTERED;
i++;
CHECK_ARG;
filter = argv[i];
if (options & GLOBRUN_VERBOSE)
fprintf (stderr, "filtering %s\n", filter);
continue;
}
/* options for grep : *******************/
if (strstr (argv[i], "I") != NULL)
{
options |= GLOBRUN_NOBINARIES;
continue;
}
if ((strstr (argv[i], "i") != NULL)||(strstr (argv[i], "y") != NULL))
{
options |= GLOBRUN_IGNORE_CASE;
continue;
}
if (strstr (argv[i], "L") != NULL)
{
options |= GLOBRUN_INVERT;
continue;
}
if (strstr (argv[i], "c") != NULL)
{
options |= GLOBRUN_COUNT;
continue;
}
if (strstr (argv[i], "w") != NULL)
{
options |= GLOBRUN_WORDS_ONLY;
continue;
}
if (strstr (argv[i], "x") != NULL)
{
options |= GLOBRUN_LINES_ONLY;
continue;
}
if (strstr (argv[i], "Z") != NULL)
{
options |= GLOBRUN_ZERO_BYTE;
continue;
}
if (strstr (argv[i], "P") != NULL)
{
options |= GLOBRUN_PID;
printf ("PID=%d\n", (int) getpid ());
fflush (NULL);
continue;
}
if (strstr (argv[i], "E") != NULL)
{
i++;
CHECK_ARG;
token = argv[i];
operate = grep;
options |= GLOBRUN_REG_EXP;
continue;
}
if (strstr (argv[i], "e") != NULL)
{
i++;
CHECK_ARG;
token = argv[i];
operate = grep;
options |= GLOBRUN_REG_EXP;
options ^= GLOBRUN_REG_EXP; /* turn off extended regexp */
continue;
}
if (strstr (argv[i], "V") != NULL)
{
printf ("%s", VERSION_NAME);
return 0;
}
fprintf(stdout,"unknown argument: %s\nuse -h for help.\n",argv[i]);
exit(1);
}
if (((min_t)||(hour_t)||(day_t)||(month_t))&& !timetype)
glob_set_options(object,GLOBBER_MTIME);
terminated = globber (object,argv[i], operate, filter);
globbered = 1;
} /* end of argument processing */
if (!globbered)
{
fprintf (stderr, "must specify path\n");
goto error;
}
/* if (terminated) printf("glob run was terminated.\n");*/
if (!terminated)
{ /* die quietly and quickly */
if (options & GLOBRUN_PID)
printf ("GLOB DONE=%d\n", (int) getpid ());
}
fflush (NULL);
globber_destroy(object);
exit (0);
}
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