Mercurial > dwindows
view win/dirent.c @ 410:47273b6a8500
Fixes for signal removal. Some limitations still exist... like some
signals won't be removed for widgets that have multiple subparts with
signals attached, like comboboxes and the tree widget. This affects
dw_signal_disconnect_by_window() and dw_signal_disconnect_by_data().
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
---|---|
date | Tue, 13 May 2003 05:32:22 +0000 |
parents | e320dc29bfcd |
children | e0ea29c3d1eb |
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#include <stdio.h> #include <stdlib.h> #include <string.h> #include <ctype.h> #include <windows.h> #include "dirent.h" #include <errno.h> #define error(rc) errno = 255 struct _dirdescr { HANDLE handle; /* DosFindFirst handle */ char fstype; /* filesystem type */ long count; /* valid entries in <ffbuf> */ long number; /* absolute number of next entry */ int index; /* relative number of next entry */ char name[MAXPATHLEN+3]; /* directory name */ unsigned attrmask; /* attribute mask for seekdir */ struct dirent entry; /* buffer for directory entry */ WIN32_FIND_DATA data; }; /* * Return first char of filesystem type, or 0 if unknown. */ static char getFSType(const char *path) { static char cache[1+26]; char drive[3]; ULONG unit; char r; if (isalpha(path[0]) && path[1] == ':') { unit = toupper(path[0]) - '@'; path += 2; } else { return 0; } if ((path[0] == '\\' || path[0] == '/') && (path[1] == '\\' || path[1] == '/')) return 0; if (cache [unit]) return cache [unit]; drive[0] = '@' + unit; drive[1] = ':'; drive[2] = '\0'; r = GetDriveType(drive); return cache [unit] = r; } char *abs_path(const char *name, char *buffer, int len) { char *buf; LPTSTR file; if(isalpha(name[0]) && name[1] == ':' && name[2] == '\0') { int drive = _getdrive(); char newdrive = toupper(name[0]); _chdrive((newdrive - 'A')+1); if(getcwd(buffer, len)) { _chdrive(drive); return buffer; } _chdrive(drive); return NULL; } if(GetFullPathName(name, len, buffer, &file)) return buffer; return NULL; } DIR *openxdir(const char *path, unsigned att_mask) { DIR *dir; char name[MAXPATHLEN+3]; dir = malloc(sizeof(DIR)); if (dir == NULL) { errno = ENOMEM; return NULL; } strncpy(name, path, MAXPATHLEN); name[MAXPATHLEN] = '\0'; switch (name[strlen(name)-1]) { default: strcat(name, "\\"); case '\\': case '/': case ':': ; } strcat(name, "."); if (!abs_path(name, dir->name, MAXPATHLEN+1)) strcpy(dir->name, name); if (dir->name[strlen(dir->name)-1] == '\\') strcat(dir->name, "*"); else strcat(dir->name, "\\*"); dir->fstype = getFSType(dir->name); dir->attrmask = att_mask | A_DIR; dir->count = 100; if((dir->handle = FindFirstFile(dir->name, &dir->data))==INVALID_HANDLE_VALUE) { free(dir); error(rc); return NULL; } dir->number = 0; dir->index = 0; return (DIR *)dir; } DIR * opendir(const char *pathname) { return openxdir(pathname, 0); } struct dirent * readdir(DIR *dir) { static int dummy_ino = 2; if (dir->number) { ULONG rc; dir->count = 100; if(!FindNextFile(dir->handle, &(dir->data))) { error(rc); return NULL; } dir->index = 0; } strcpy(dir->entry.d_name, dir->data.cFileName); dir->entry.d_ino = dummy_ino++; dir->entry.d_reclen = strlen(dir->data.cFileName); dir->entry.d_namlen = strlen(dir->data.cFileName); dir->entry.d_size = dir->data.nFileSizeLow; dir->entry.d_attribute = dir->data.dwFileAttributes; #if 0 dir->entry.d_time = *(USHORT *)&dir->next->ftimeLastWrite; dir->entry.d_date = *(USHORT *)&dir->next->fdateLastWrite; #endif dir->number++; dir->index++; return &dir->entry; } long telldir(DIR *dir) { return dir->number; } void seekdir(DIR *dir, long off) { if (dir->number > off) { char name[MAXPATHLEN+2]; ULONG rc; FindClose(dir->handle); strcpy(name, dir->name); strcat(name, "*"); if((dir->handle = FindFirstFile(name, &(dir->data)))==NULL) { error(rc); return; } dir->number = 0; dir->index = 0; } while (dir->number < off && readdir(dir)) ; } void closedir(DIR *dir) { FindClose(dir->handle); free(dir); } /*****************************************************************************/ #ifdef TEST main(int argc, char **argv) { int i; DIR *dir; struct dirent *ep; for (i = 1; i < argc; ++i) { dir = opendir(argv[i]); if (!dir) continue; while (ep = readdir(dir)) if (strchr("\\/:", argv[i] [strlen(argv[i]) - 1])) printf("%s%s\n", argv[i], ep->d_name); else printf("%s/%s\n", argv[i], ep->d_name); closedir(dir); } return 0; } #endif