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-rw-r--r--rubbos/app/httpd-2.0.64/srclib/pcre/pcregrep.c540
1 files changed, 0 insertions, 540 deletions
diff --git a/rubbos/app/httpd-2.0.64/srclib/pcre/pcregrep.c b/rubbos/app/httpd-2.0.64/srclib/pcre/pcregrep.c
deleted file mode 100644
index b50ed078..00000000
--- a/rubbos/app/httpd-2.0.64/srclib/pcre/pcregrep.c
+++ /dev/null
@@ -1,540 +0,0 @@
-/*************************************************
-* pcregrep program *
-*************************************************/
-
-/* This is a grep program that uses the PCRE regular expression library to do
-its pattern matching. On a Unix system it can recurse into directories. */
-
-#include <ctype.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <errno.h>
-#include "config.h"
-#include "pcre.h"
-
-#define FALSE 0
-#define TRUE 1
-
-typedef int BOOL;
-
-#define VERSION "2.0 01-Aug-2001"
-#define MAX_PATTERN_COUNT 100
-
-
-/*************************************************
-* Global variables *
-*************************************************/
-
-static char *pattern_filename = NULL;
-static int pattern_count = 0;
-static pcre **pattern_list;
-static pcre_extra **hints_list;
-
-static BOOL count_only = FALSE;
-static BOOL filenames = TRUE;
-static BOOL filenames_only = FALSE;
-static BOOL invert = FALSE;
-static BOOL number = FALSE;
-static BOOL recurse = FALSE;
-static BOOL silent = FALSE;
-static BOOL whole_lines = FALSE;
-
-/* Structure for options and list of them */
-
-typedef struct option_item {
- int one_char;
- char *long_name;
- char *help_text;
-} option_item;
-
-static option_item optionlist[] = {
- { -1, "help", "display this help and exit" },
- { 'c', "count", "print only a count of matching lines per FILE" },
- { 'h', "no-filename", "suppress the prefixing filename on output" },
- { 'i', "ignore-case", "ignore case distinctions" },
- { 'l', "files-with-matches", "print only FILE names containing matches" },
- { 'n', "line-number", "print line number with output lines" },
- { 'r', "recursive", "recursively scan sub-directories" },
- { 's', "no-messages", "suppress error messages" },
- { 'V', "version", "print version information and exit" },
- { 'v', "invert-match", "select non-matching lines" },
- { 'x', "line-regex", "force PATTERN to match only whole lines" },
- { 'x', "line-regexp", "force PATTERN to match only whole lines" },
- { 0, NULL, NULL }
-};
-
-
-/*************************************************
-* Functions for directory scanning *
-*************************************************/
-
-/* These functions are defined so that they can be made system specific,
-although at present the only ones are for Unix, and for "no directory recursion
-support". */
-
-
-/************* Directory scanning in Unix ***********/
-
-#if IS_UNIX
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <dirent.h>
-
-typedef DIR directory_type;
-
-int
-isdirectory(char *filename)
-{
-struct stat statbuf;
-if (stat(filename, &statbuf) < 0)
- return 0; /* In the expectation that opening as a file will fail */
-return ((statbuf.st_mode & S_IFMT) == S_IFDIR)? '/' : 0;
-}
-
-directory_type *
-opendirectory(char *filename)
-{
-return opendir(filename);
-}
-
-char *
-readdirectory(directory_type *dir)
-{
-for (;;)
- {
- struct dirent *dent = readdir(dir);
- if (dent == NULL) return NULL;
- if (strcmp(dent->d_name, ".") != 0 && strcmp(dent->d_name, "..") != 0)
- return dent->d_name;
- }
-return NULL; /* Keep compiler happy; never executed */
-}
-
-void
-closedirectory(directory_type *dir)
-{
-closedir(dir);
-}
-
-
-#else
-
-
-/************* Directory scanning when we can't do it ***********/
-
-/* The type is void, and apart from isdirectory(), the functions do nothing. */
-
-typedef void directory_type;
-
-int isdirectory(char *filename) { return FALSE; }
-directory_type * opendirectory(char *filename) {}
-char *readdirectory(directory_type *dir) {}
-void closedirectory(directory_type *dir) {}
-
-#endif
-
-
-
-#if ! HAVE_STRERROR
-/*************************************************
-* Provide strerror() for non-ANSI libraries *
-*************************************************/
-
-/* Some old-fashioned systems still around (e.g. SunOS4) don't have strerror()
-in their libraries, but can provide the same facility by this simple
-alternative function. */
-
-extern int sys_nerr;
-extern char *sys_errlist[];
-
-char *
-strerror(int n)
-{
-if (n < 0 || n >= sys_nerr) return "unknown error number";
-return sys_errlist[n];
-}
-#endif /* HAVE_STRERROR */
-
-
-
-/*************************************************
-* Grep an individual file *
-*************************************************/
-
-static int
-pcregrep(FILE *in, char *name)
-{
-int rc = 1;
-int linenumber = 0;
-int count = 0;
-int offsets[99];
-char buffer[BUFSIZ];
-
-while (fgets(buffer, sizeof(buffer), in) != NULL)
- {
- BOOL match = FALSE;
- int i;
- int length = (int)strlen(buffer);
- if (length > 0 && buffer[length-1] == '\n') buffer[--length] = 0;
- linenumber++;
-
- for (i = 0; !match && i < pattern_count; i++)
- {
- match = pcre_exec(pattern_list[i], hints_list[i], buffer, length, 0, 0,
- offsets, 99) >= 0;
- if (match && whole_lines && offsets[1] != length) match = FALSE;
- }
-
- if (match != invert)
- {
- if (count_only) count++;
-
- else if (filenames_only)
- {
- fprintf(stdout, "%s\n", (name == NULL)? "<stdin>" : name);
- return 0;
- }
-
- else if (silent) return 0;
-
- else
- {
- if (name != NULL) fprintf(stdout, "%s:", name);
- if (number) fprintf(stdout, "%d:", linenumber);
- fprintf(stdout, "%s\n", buffer);
- }
-
- rc = 0;
- }
- }
-
-if (count_only)
- {
- if (name != NULL) fprintf(stdout, "%s:", name);
- fprintf(stdout, "%d\n", count);
- }
-
-return rc;
-}
-
-
-
-
-/*************************************************
-* Grep a file or recurse into a directory *
-*************************************************/
-
-static int
-grep_or_recurse(char *filename, BOOL recurse, BOOL show_filenames,
- BOOL only_one_at_top)
-{
-int rc = 1;
-int sep;
-FILE *in;
-
-/* If the file is a directory and we are recursing, scan each file within it.
-The scanning code is localized so it can be made system-specific. */
-
-if ((sep = isdirectory(filename)) != 0 && recurse)
- {
- char buffer[1024];
- char *nextfile;
- directory_type *dir = opendirectory(filename);
-
- if (dir == NULL)
- {
- fprintf(stderr, "pcregrep: Failed to open directory %s: %s\n", filename,
- strerror(errno));
- return 2;
- }
-
- while ((nextfile = readdirectory(dir)) != NULL)
- {
- int frc;
- sprintf(buffer, "%.512s%c%.128s", filename, sep, nextfile);
- frc = grep_or_recurse(buffer, recurse, TRUE, FALSE);
- if (frc == 0 && rc == 1) rc = 0;
- }
-
- closedirectory(dir);
- return rc;
- }
-
-/* If the file is not a directory, or we are not recursing, scan it. If this is
-the first and only argument at top level, we don't show the file name.
-Otherwise, control is via the show_filenames variable. */
-
-in = fopen(filename, "r");
-if (in == NULL)
- {
- fprintf(stderr, "pcregrep: Failed to open %s: %s\n", filename, strerror(errno));
- return 2;
- }
-
-rc = pcregrep(in, (show_filenames && !only_one_at_top)? filename : NULL);
-fclose(in);
-return rc;
-}
-
-
-
-
-/*************************************************
-* Usage function *
-*************************************************/
-
-static int
-usage(int rc)
-{
-fprintf(stderr, "Usage: pcregrep [-Vcfhilnrsvx] [long-options] pattern [file] ...\n");
-fprintf(stderr, "Type `pcregrep --help' for more information.\n");
-return rc;
-}
-
-
-
-
-/*************************************************
-* Help function *
-*************************************************/
-
-static void
-help(void)
-{
-option_item *op;
-
-printf("Usage: pcregrep [OPTION]... PATTERN [FILE] ...\n");
-printf("Search for PATTERN in each FILE or standard input.\n");
-printf("Example: pcregrep -i 'hello.*world' menu.h main.c\n\n");
-
-printf("Options:\n");
-
-for (op = optionlist; op->one_char != 0; op++)
- {
- int n;
- char s[4];
- if (op->one_char > 0) sprintf(s, "-%c,", op->one_char); else strcpy(s, " ");
- printf(" %s --%s%n", s, op->long_name, &n);
- n = 30 - n;
- if (n < 1) n = 1;
- printf("%.*s%s\n", n, " ", op->help_text);
- }
-
-printf("\n -f<filename> or --file=<filename>\n");
-printf(" Read patterns from <filename> instead of using a command line option.\n");
-printf(" Trailing white space is removed; blanks lines are ignored.\n");
-printf(" There is a maximum of %d patterns.\n", MAX_PATTERN_COUNT);
-
-printf("\nWith no FILE, read standard input. If fewer than two FILEs given, assume -h.\n");
-printf("Exit status is 0 if any matches, 1 if no matches, and 2 if trouble.\n");
-}
-
-
-
-
-/*************************************************
-* Handle an option *
-*************************************************/
-
-static int
-handle_option(int letter, int options)
-{
-switch(letter)
- {
- case -1: help(); exit(0);
- case 'c': count_only = TRUE; break;
- case 'h': filenames = FALSE; break;
- case 'i': options |= PCRE_CASELESS; break;
- case 'l': filenames_only = TRUE;
- case 'n': number = TRUE; break;
- case 'r': recurse = TRUE; break;
- case 's': silent = TRUE; break;
- case 'v': invert = TRUE; break;
- case 'x': whole_lines = TRUE; options |= PCRE_ANCHORED; break;
-
- case 'V':
- fprintf(stderr, "pcregrep version %s using ", VERSION);
- fprintf(stderr, "PCRE version %s\n", pcre_version());
- exit(0);
- break;
-
- default:
- fprintf(stderr, "pcregrep: Unknown option -%c\n", letter);
- exit(usage(2));
- }
-
-return options;
-}
-
-
-
-
-/*************************************************
-* Main program *
-*************************************************/
-
-int
-main(int argc, char **argv)
-{
-int i, j;
-int rc = 1;
-int options = 0;
-int errptr;
-const char *error;
-BOOL only_one_at_top;
-
-/* Process the options */
-
-for (i = 1; i < argc; i++)
- {
- if (argv[i][0] != '-') break;
-
- /* Long name options */
-
- if (argv[i][1] == '-')
- {
- option_item *op;
-
- if (strncmp(argv[i]+2, "file=", 5) == 0)
- {
- pattern_filename = argv[i] + 7;
- continue;
- }
-
- for (op = optionlist; op->one_char != 0; op++)
- {
- if (strcmp(argv[i]+2, op->long_name) == 0)
- {
- options = handle_option(op->one_char, options);
- break;
- }
- }
- if (op->one_char == 0)
- {
- fprintf(stderr, "pcregrep: Unknown option %s\n", argv[i]);
- exit(usage(2));
- }
- }
-
- /* One-char options */
-
- else
- {
- char *s = argv[i] + 1;
- while (*s != 0)
- {
- if (*s == 'f')
- {
- pattern_filename = s + 1;
- if (pattern_filename[0] == 0)
- {
- if (i >= argc - 1)
- {
- fprintf(stderr, "pcregrep: File name missing after -f\n");
- exit(usage(2));
- }
- pattern_filename = argv[++i];
- }
- break;
- }
- else options = handle_option(*s++, options);
- }
- }
- }
-
-pattern_list = malloc(MAX_PATTERN_COUNT * sizeof(pcre *));
-hints_list = malloc(MAX_PATTERN_COUNT * sizeof(pcre_extra *));
-
-if (pattern_list == NULL || hints_list == NULL)
- {
- fprintf(stderr, "pcregrep: malloc failed\n");
- return 2;
- }
-
-/* Compile the regular expression(s). */
-
-if (pattern_filename != NULL)
- {
- FILE *f = fopen(pattern_filename, "r");
- char buffer[BUFSIZ];
- if (f == NULL)
- {
- fprintf(stderr, "pcregrep: Failed to open %s: %s\n", pattern_filename,
- strerror(errno));
- return 2;
- }
- while (fgets(buffer, sizeof(buffer), f) != NULL)
- {
- char *s = buffer + (int)strlen(buffer);
- if (pattern_count >= MAX_PATTERN_COUNT)
- {
- fprintf(stderr, "pcregrep: Too many patterns in file (max %d)\n",
- MAX_PATTERN_COUNT);
- return 2;
- }
- while (s > buffer && isspace((unsigned char)(s[-1]))) s--;
- if (s == buffer) continue;
- *s = 0;
- pattern_list[pattern_count] = pcre_compile(buffer, options, &error,
- &errptr, NULL);
- if (pattern_list[pattern_count++] == NULL)
- {
- fprintf(stderr, "pcregrep: Error in regex number %d at offset %d: %s\n",
- pattern_count, errptr, error);
- return 2;
- }
- }
- fclose(f);
- }
-
-/* If no file name, a single regex must be given inline */
-
-else
- {
- if (i >= argc) return usage(0);
- pattern_list[0] = pcre_compile(argv[i++], options, &error, &errptr, NULL);
- if (pattern_list[0] == NULL)
- {
- fprintf(stderr, "pcregrep: Error in regex at offset %d: %s\n", errptr,
- error);
- return 2;
- }
- pattern_count++;
- }
-
-/* Study the regular expressions, as we will be running them may times */
-
-for (j = 0; j < pattern_count; j++)
- {
- hints_list[j] = pcre_study(pattern_list[j], 0, &error);
- if (error != NULL)
- {
- char s[16];
- if (pattern_count == 1) s[0] = 0; else sprintf(s, " number %d", j);
- fprintf(stderr, "pcregrep: Error while studying regex%s: %s\n", s, error);
- return 2;
- }
- }
-
-/* If there are no further arguments, do the business on stdin and exit */
-
-if (i >= argc) return pcregrep(stdin, NULL);
-
-/* Otherwise, work through the remaining arguments as files or directories.
-Pass in the fact that there is only one argument at top level - this suppresses
-the file name if the argument is not a directory. */
-
-only_one_at_top = (i == argc - 1);
-if (filenames_only) filenames = TRUE;
-
-for (; i < argc; i++)
- {
- int frc = grep_or_recurse(argv[i], recurse, filenames, only_one_at_top);
- if (frc == 0 && rc == 1) rc = 0;
- }
-
-return rc;
-}
-
-/* End */