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/**
* Navit, a modular navigation system.
* Copyright (C) 2005-2008 Navit Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* 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.
*/
/*
* @file glob.c
*/
#include <config.h>
#ifndef HAVE_GLOB
#if defined _WIN32 || defined _WIN32_WCE
#include <windows.h>
#include "glob.h"
/*
* @brief searches for all the pathnames matching pattern according to the rules
* which is similar to the rules used by common shells.
* here: expanding of ´*´ and ´?´ only in filenames
* @param pattern: no tilde expansion or parameter substitution is done.
* @param flags: not supported here
* @param errfunc: not supported here
* @param pglob: struct with array containing the matched files/directories
* @return FALSE on error.
*/
int glob(const char *pattern, int flags,
int (*errfunc)(const char *epath, int eerrno),
glob_t *pglob)
{
char *pathend,
*filename;
int pathlen;
HANDLE hFiles;
#ifndef UNICODE
WIN32_FIND_DATA xFindData;
hFiles = FindFirstFile (pattern, &xFindData);
#else
int len = strlen(pattern) * sizeof(wchar_t*);
wchar_t *pathname = malloc(len);
WIN32_FIND_DATAW xFindData;
mbstowcs (pathname, pattern, len);
hFiles = FindFirstFile (pathname, &xFindData);
#endif
if(hFiles == INVALID_HANDLE_VALUE)
{
return 1;
}
/* store the path information */
pathend = max (strrchr (pattern, '\\'), strrchr (pattern, '/'));
pathlen = pathend ? (pathend - pattern + 1) : 0;
/* glob */
pglob->gl_pathc = 0; /* number of founded files */
pglob->gl_offs = 0; /* not needed */
pglob->gl_pathv = malloc(sizeof(char*)); /* list of file names */
do
{
pglob->gl_pathc++;
pglob->gl_pathv = realloc (pglob->gl_pathv, pglob->gl_pathc * sizeof(char*));
#ifndef UNICODE
filename = xFindData.cFileName;
#else
len = wcslen(xFindData.cFileName) * sizeof(char*);
filename = malloc (len);
wcstombs (filename, xFindData.cFileName, len);
#endif
pglob->gl_pathv[pglob->gl_pathc - 1] = malloc ((pathlen + strlen (filename) + 1) * sizeof(char*));
strncpy (pglob->gl_pathv[pglob->gl_pathc - 1], pattern, pathlen);
// strcpy (pglob->gl_pathv[pglob->gl_pathc - 1] + pathlen - 1, filename);
// The above line should be uncommented later. Currently, the blow line needs to be in use.
// If not, navit on WinCE / Win32 cannot "find" the maps and bookmarks folder
strcpy (pglob->gl_pathv[pglob->gl_pathc - 1] + pathlen, filename);
} while (FindNextFile (hFiles, &xFindData));
FindClose(hFiles);
return 0;
}
#else
#include <dirent.h>
#include <string.h>
#include <fnmatch.h>
#include "debug.h"
#include "glob.h"
static int
glob_requires_match(const char *pattern, int flags)
{
for (;;) {
switch (*pattern++) {
case '\0':
return 0;
case '?':
case '*':
case '[':
return 1;
case '\\':
if (!*pattern++)
return 0;
}
}
return 0;
}
static int
glob_recursive(const char *path1, const char *path2, const char *pattern, int flags, int (*errfunc) (const char *epath, int eerrno), glob_t *pglob)
{
const char *next;
char *fname,*path=malloc(strlen(path1)+strlen(path2)+2);
int flen;
strcpy(path, path1);
if (path1[0] && path2[0] && (path1[1] != '\0' || path1[0] != '/'))
strcat(path, "/");
strcat(path, path2);
if (!strlen(pattern)) {
dbg(lvl_debug,"found %s",path);
pglob->gl_pathv=realloc(pglob->gl_pathv, (pglob->gl_pathc+1)*sizeof(char *));
if (!pglob->gl_pathv) {
pglob->gl_pathc=0;
return GLOB_NOSPACE;
}
pglob->gl_pathv[pglob->gl_pathc++]=path;
return 0;
}
dbg(lvl_debug,"searching for %s in %s",pattern,path);
flen=strcspn(pattern,"/");
next=pattern+flen;
if (*next == '/')
next++;
fname=malloc(flen+1);
strncpy(fname, pattern, flen);
fname[flen]='\0';
if (glob_requires_match(fname, 0)) {
DIR *dh;
struct dirent *de;
dbg(lvl_debug,"in dir %s search for %s",path,fname);
dh=opendir(path);
if (dh) {
while ((de=readdir(dh))) {
if (fnmatch(fname,de->d_name,0) == 0) {
glob_recursive(path, de->d_name, next, flags, errfunc, pglob);
}
}
closedir(dh);
}
} else {
glob_recursive(path, fname, next, flags, errfunc, pglob);
}
free(fname);
free(path);
return 0;
}
int
glob(const char *pattern, int flags, int (*errfunc) (const char *epath, int eerrno), glob_t *pglob)
{
pglob->gl_pathc=0;
pglob->gl_pathv=NULL;
if (pattern[0] == '/')
return glob_recursive("/", "", pattern+1, flags, errfunc, pglob);
else
return glob_recursive("", "", pattern, flags, errfunc, pglob);
}
#endif /* _WIN32 || _WIN32_WCE */
void globfree(glob_t *pglob)
{
int i;
for (i=0; i < pglob->gl_pathc; i++)
{
free (pglob->gl_pathv[i]);
}
free (pglob->gl_pathv);
pglob->gl_pathc = 0;
}
#endif /* HAVE_GLOB */
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