macstat.c
资源名称:unzip540.zip [点击查看]
上传用户:andy_li
上传日期:2007-01-06
资源大小:1019k
文件大小:5k
源码类别:
压缩解压
开发平台:
MultiPlatform
- /*---------------------------------------------------------------------------
- macstat.c
- * This file provides a unix like file-stat routine
- * for V7 Unix systems that don't have such procedures.
- *
- *
- ---------------------------------------------------------------------------*/
- /*****************************************************************************/
- /* Includes */
- /*****************************************************************************/
- #include <string.h>
- #include <stdio.h>
- #include <sound.h>
- #include "macstat.h"
- #include "helpers.h"
- #include "pathname.h"
- #include "macstuff.h"
- #include "mactime.h"
- /*****************************************************************************/
- /* Global Vars */
- /*****************************************************************************/
- extern int errno;
- /*****************************************************************************/
- /* Prototypes */
- /*****************************************************************************/
- /*****************************************************************************/
- /* Functions */
- /*****************************************************************************/
- int UZmacstat(const char *path, struct stat *buf)
- {
- Boolean isDirectory;
- long dirID;
- char fullpath[1024];
- CInfoPBRec fpb;
- HVolumeParam vpb;
- FSSpec fileSpec;
- OSErr err;
- memset(buf,0,sizeof(buf)); /* zero out all fields */
- GetCompletePath(fullpath, path, &fileSpec, &err);
- printerr("GetCompletePath:", (err != -43) && (err != 0) && (err != -120),
- err, __LINE__, __FILE__, path);
- if (err != noErr) {
- errno = err;
- return -1;
- }
- /*
- * Fill the fpb & vpb struct up with info about file or directory.
- */
- FSpGetDirectoryID(&fileSpec, &dirID, &isDirectory);
- vpb.ioVRefNum = fpb.hFileInfo.ioVRefNum = fileSpec.vRefNum;
- vpb.ioNamePtr = fpb.hFileInfo.ioNamePtr = fileSpec.name;
- if (isDirectory) {
- fpb.hFileInfo.ioDirID = fileSpec.parID;
- } else {
- fpb.hFileInfo.ioDirID = dirID;
- }
- fpb.hFileInfo.ioFDirIndex = 0;
- err = PBGetCatInfo(&fpb, false);
- if (err == noErr) {
- vpb.ioVolIndex = 0;
- err = PBHGetVInfoSync((HParmBlkPtr)&vpb);
- if (err == noErr && buf != NULL) {
- /*
- * Files are always readable by everyone.
- */
- buf->st_mode |= S_IRUSR | S_IRGRP | S_IROTH;
- /*
- * Use the Volume Info & File Info to fill out stat buf.
- */
- if (fpb.hFileInfo.ioFlAttrib & 0x10) {
- buf->st_mode |= S_IFDIR;
- buf->st_nlink = 2;
- } else {
- buf->st_nlink = 1;
- if (fpb.hFileInfo.ioFlFndrInfo.fdFlags & 0x8000) {
- buf->st_mode |= S_IFLNK;
- } else {
- buf->st_mode |= S_IFREG;
- }
- }
- if ((fpb.hFileInfo.ioFlAttrib & 0x10) ||
- (fpb.hFileInfo.ioFlFndrInfo.fdType == 'APPL')) {
- /*
- * Directories and applications are executable by everyone.
- */
- buf->st_mode |= S_IXUSR | S_IXGRP | S_IXOTH;
- }
- if ((fpb.hFileInfo.ioFlAttrib & 0x01) == 0) {
- /*
- * If not locked, then everyone has write acces.
- */
- buf->st_mode |= S_IWUSR | S_IWGRP | S_IWOTH;
- }
- buf->st_ino = fpb.hFileInfo.ioDirID;
- buf->st_dev = fpb.hFileInfo.ioVRefNum;
- buf->st_uid = -1;
- buf->st_gid = -1;
- buf->st_rdev = 0;
- buf->st_size = fpb.hFileInfo.ioFlLgLen;
- buf->st_blksize = vpb.ioVAlBlkSiz;
- buf->st_blocks = (buf->st_size + buf->st_blksize - 1)
- / buf->st_blksize;
- /*
- * The times returned by the Mac file system are in the
- * local time zone. We convert them to GMT so that the
- * epoch starts from GMT. This is also consistent with
- * what is returned from "clock seconds".
- */
- buf->st_mtime = MacFtime2UnixFtime(fpb.hFileInfo.ioFlMdDat);
- buf->st_ctime = MacFtime2UnixFtime(fpb.hFileInfo.ioFlCrDat);
- buf->st_atime = buf->st_ctime; /* best guess */
- #ifdef DEBUG_TIME
- {
- struct tm *tp = localtime(&buf->st_mtime);
- printf(
- "nUZmacstat: local buf->st_mtime is %ld = %d/%2d/%2d %2d:%2d:%2d",
- buf->st_mtime, tp->tm_year, tp->tm_mon+1, tp->tm_mday,
- tp->tm_hour, tp->tm_min, tp->tm_sec);
- tp = gmtime(&buf->st_mtime);
- printf(
- "nUZmacstat: UTC buf->st_mtime is %ld = %d/%2d/%2d %2d:%2d:%2dn",
- buf->st_mtime, tp->tm_year, tp->tm_mon+1, tp->tm_mday,
- tp->tm_hour, tp->tm_min, tp->tm_sec);
- }
- #endif /* DEBUG_TIME */
- }
- }
- if (err != noErr) {
- errno = err;
- }
- return (err == noErr ? 0 : -1);
- }