int my_symlink(const char *content, const char *linkname, myf MyFlags) { #ifndef HAVE_READLINK return 0; #else int result; DBUG_ENTER("my_symlink"); DBUG_PRINT("enter",("content: %s linkname: %s", content, linkname)); result= 0; if (symlink(content, linkname)) { result= -1; my_errno=errno; if (MyFlags & MY_WME) { char errbuf[MYSYS_STRERROR_SIZE]; my_error(EE_CANT_SYMLINK, MYF(0), linkname, content, errno, my_strerror(errbuf, sizeof(errbuf), errno)); } } else if ((MyFlags & MY_SYNC_DIR) && my_sync_dir_by_file(linkname, MyFlags)) result= -1; DBUG_RETURN(result); #endif /* HAVE_READLINK */ }
File my_create(const char *FileName, int CreateFlags, int access_flags, myf MyFlags) { int fd, rc; DBUG_ENTER("my_create"); DBUG_PRINT("my",("Name: '%s' CreateFlags: %d AccessFlags: %d MyFlags: %d", FileName, CreateFlags, access_flags, MyFlags)); #if !defined(NO_OPEN_3) fd = open((char *) FileName, access_flags | O_CREAT, CreateFlags ? CreateFlags : my_umask); #elif defined(VMS) fd = open((char *) FileName, access_flags | O_CREAT, 0, "ctx=stm","ctx=bin"); #elif defined(__WIN__) fd= my_sopen((char *) FileName, access_flags | O_CREAT | O_BINARY, SH_DENYNO, MY_S_IREAD | MY_S_IWRITE); #else fd = open(FileName, access_flags); #endif if ((MyFlags & MY_SYNC_DIR) && (fd >=0) && my_sync_dir_by_file(FileName, MyFlags)) { my_close(fd, MyFlags); fd= -1; } rc= my_register_filename(fd, FileName, FILE_BY_CREATE, EE_CANTCREATEFILE, MyFlags); /* my_register_filename() may fail on some platforms even if the call to *open() above succeeds. In this case, don't leave the stale file because callers assume the file to not exist if my_create() fails, so they don't do any cleanups. */ if (unlikely(fd >= 0 && rc < 0)) { int tmp= my_errno; my_delete(FileName, MyFlags); my_errno= tmp; } DBUG_RETURN(rc); } /* my_create */
int my_delete(const char *name, myf MyFlags) { int err; DBUG_ENTER("my_delete"); DBUG_PRINT("my",("name %s MyFlags %d", name, MyFlags)); if ((err = unlink(name)) == -1) { my_errno=errno; if (MyFlags & (MY_FAE+MY_WME)) my_error(EE_DELETE,MYF(ME_BELL+ME_WAITTANG+(MyFlags & ME_NOINPUT)), name,errno); } else if ((MyFlags & MY_SYNC_DIR) && my_sync_dir_by_file(name, MyFlags)) err= -1; DBUG_RETURN(err); } /* my_delete */
int my_delete(const char *name, myf MyFlags) { int err; DBUG_ENTER("my_delete"); DBUG_PRINT("my",("name %s MyFlags %d", name, MyFlags)); if ((err = unlink(name)) == -1) { set_my_errno(errno); if (MyFlags & (MY_FAE+MY_WME)) { char errbuf[MYSYS_STRERROR_SIZE]; my_error(EE_DELETE, MYF(0), name, errno, my_strerror(errbuf, sizeof(errbuf), errno)); } } else if ((MyFlags & MY_SYNC_DIR) && my_sync_dir_by_file(name, MyFlags)) err= -1; DBUG_RETURN(err); } /* my_delete */