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https://github.com/MidnightCommander/mc
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New O_LINEAR mode is now being used.
This commit is contained in:
Pavel Machek
parent
6704676eb4
commit
f636f8002d
@ -1,3 +1,8 @@
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Wed Sep 23 14:06:44 1998 Pavel Machek <pavel@atrey.karlin.mff.cuni.cz>
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* src/file.c: Made file.c use new O_LINEAR mode (so copying from
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ftp works nicely, again)
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Fri Sep 18 14:15:43 1998 Pavel Roskin <pavel_roskin@geocities.com>
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* src/mad.c: All messages are sent to stderr and terminate with \r\n
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166
src/file.c
166
src/file.c
@ -528,10 +528,12 @@ file_eta_show ()
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if (!showing_eta)
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return;
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if (eta_secs > 0.5) {
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eta_hours = eta_secs / (60 * 60);
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eta_mins = (eta_secs - (eta_hours * 60 * 60)) / 60;
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eta_s = eta_secs - ((eta_hours * 60 * 60) + eta_mins * 60 );
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sprintf (eta_buffer, "ETA %d:%02d.%02d", eta_hours, eta_mins, eta_s);
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} else *eta_buffer = 0;
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label_set_text (eta_label, eta_buffer);
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}
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@ -543,13 +545,13 @@ file_bps_show ()
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if (!showing_bps)
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return;
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if (bps > 1024){
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if (bps > 1024*1024){
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sprintf (bps_buffer, "%.2f MBS", bps / (1024*1024.0));
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} else
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sprintf (bps_buffer, "%.2f KBS", bps / 1024.0);
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} else
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sprintf (bps_buffer, "%ld BPS", bps);
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sprintf (bps_buffer, "%.2f MB/s", bps / (1024*1024.0));
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} else if (bps > 1024){
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sprintf (bps_buffer, "%.2f KB/s", bps / 1024.0);
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} else if (bps > 1){
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sprintf (bps_buffer, "%ld B/s", bps);
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} else *bps_buffer = 0;
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label_set_text (bps_label, bps_buffer);
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}
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@ -889,19 +891,16 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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#endif
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char *buf = 0;
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int buf_size = 8*1024;
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int dest_desc = 0;
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int source_desc;
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int n_read;
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int n_written;
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int src_desc, dest_desc = 0;
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int n_read, n_written;
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int src_mode; /* The mode of the source file */
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struct stat sb, sb2;
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struct utimbuf utb;
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int dst_exists = 0;
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long n_read_total = 0;
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long file_size;
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int dst_exists = 0, appending = 0;
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long n_read_total = 0, file_size;
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int return_status, temp_status;
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int do_remote_copy = 0;
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int appending = 0;
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struct timeval tv_transfer_start;
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/* bitmask used to remember which resourses we should release on return
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A single goto label is much easier to handle than a bunch of gotos ;-). */
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unsigned resources = 0;
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@ -1014,8 +1013,11 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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if (!do_append && !vfs_file_is_local (src_path) && vfs_file_is_local (dst_path)){
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mc_setctl (src_path, MCCTL_SETREMOTECOPY, dst_path);
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}
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gettimeofday (&tv_transfer_start, (struct timezone *) NULL);
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retry_src_open:
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if ((source_desc = mc_open (src_path, O_RDONLY)) < 0){
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if ((src_desc = mc_open (src_path, O_RDONLY | O_LINEAR)) < 0){
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return_status = file_error
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(_(" Cannot open source file \"%s\" \n %s "), src_path);
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if (return_status == FILE_RETRY)
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@ -1025,11 +1027,9 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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}
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resources |= 1;
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do_remote_copy = mc_ctl (source_desc, MCCTL_ISREMOTECOPY, 0);
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if (!do_remote_copy) {
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retry_src_fstat:
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if (mc_fstat (source_desc, &sb)){
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if (mc_fstat (src_desc, &sb)){
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return_status = file_error
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(_(" Cannot fstat source file \"%s\" \n %s "), src_path);
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if (return_status == FILE_RETRY)
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@ -1037,21 +1037,6 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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do_append = 0;
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goto ret;
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}
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#if 0
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/* Im not sure if we can delete this. sb is already filled by
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(*xstat)() - Norbert. */
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} else {
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retry_src_rstat:
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if (mc_stat (src_path, &sb)){
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return_status = file_error
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(_(" Cannot stat source file \"%s\" \n %s "), src_path);
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if (return_status == FILE_RETRY)
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goto retry_src_rstat;
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do_append = 0;
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goto ret;
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}
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#endif
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}
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src_mode = sb.st_mode;
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#ifndef OS2_NT
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src_uid = sb.st_uid;
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@ -1064,7 +1049,6 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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/* Create the new regular file with small permissions initially,
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do not create a security hole. */
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if (!do_remote_copy) {
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retry_dst_open:
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if ((do_append &&
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(dest_desc = mc_open (dst_path, O_WRONLY | O_APPEND)) < 0) ||
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@ -1079,11 +1063,10 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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}
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resources |= 2; /* dst_path exists/dst_path opened */
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resources |= 4; /* remove short file */
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}
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appending = do_append;
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do_append = 0;
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if (!do_remote_copy) {
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retry_dst_fstat:
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/* Find out the optimal buffer size. */
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if (mc_fstat (dest_desc, &sb)){
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@ -1096,84 +1079,42 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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buf_size = 8*1024;
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buf = (char *) xmalloc (buf_size, "copy_file_file");
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}
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eta_secs = 0.0;
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bps = 0;
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return_status = show_file_progress (0, file_size);
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mc_refresh ();
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if (return_status != FILE_CONT)
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goto ret;
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if (!do_remote_copy){
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{
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struct timeval tv_current, tv_last_update, tv_last_input;
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int i, size, secs, update_secs;
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long dt;
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char *stalled_msg;
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tv_last_update = tv_transfer_start;
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for (;;){
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retry_src_read:
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n_read = mc_read (source_desc, buf, buf_size);
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if (n_read < 0){
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return_status = file_error
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(_(" Cannot read source file \"%s\" \n %s "), src_path);
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/* src_read */
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if (mc_ctl (src_desc, MCCTL_IS_NOTREADY, 0))
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n_read = -1;
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else
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while ((n_read = mc_read (src_desc, buf, buf_size))<0){
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return_status = file_error(_(" Cannot read source file \"%s\" \n %s "), src_path);
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if (return_status == FILE_RETRY)
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goto retry_src_read;
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continue;
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goto ret;
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}
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if (n_read == 0)
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break;
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gettimeofday (&tv_current, NULL);
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if (n_read>0) {
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n_read_total += n_read;
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retry_dst_write:
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n_written = mc_write (dest_desc, buf, n_read);
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if (n_written < n_read){
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return_status = file_error
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(_(" Cannot write target file \"%s\" \n %s "), dst_path);
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if (return_status == FILE_RETRY)
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goto retry_dst_write;
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goto ret;
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}
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return_status = show_file_progress (n_read_total, file_size);
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mc_refresh ();
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if (return_status != FILE_CONT)
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goto ret;
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}
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} else {
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struct timeval tv_current;
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struct timeval tv_transfer_start;
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struct timeval tv_last_update;
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struct timeval tv_last_input;
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int i, size, secs, update_secs;
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long dt;
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char *stalled_msg;
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gettimeofday (&tv_transfer_start, (struct timezone *) NULL);
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tv_last_update = tv_transfer_start;
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eta_secs = 0.0;
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for (i = 1; i;) {
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switch (size = mc_ctl (source_desc, MCCTL_REMOTECOPYCHUNK, 8192)) {
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case MCERR_TARGETOPEN:
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message_1s (1, MSG_ERROR, _(" Can't open target file "));
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goto ret;
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case MCERR_READ:
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goto ret;
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case MCERR_WRITE:
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message_1s (1, MSG_ERROR, _(" Can't write to local target file "));
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goto ret;
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case MCERR_DATA_ON_STDIN:
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break;
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case MCERR_FINISH:
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resources |= 8;
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i = 0;
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break;
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}
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/* the first time we reach this line the target file has been created
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or truncated and we actually have a short target file.
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Do we really want to delete the target file when the ftp transfer
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fails? If we don't delete it we would be able to use reget later.
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(Norbert) */
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resources |= 4; /* remove short file */
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if (i && size != MCERR_DATA_ON_STDIN){
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n_read_total += size;
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/* Windows NT ftp servers report that files have no
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* permissions: -------, so if we happen to have actually
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* read something, we should fix the permissions.
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@ -1183,11 +1124,20 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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|(S_IXOTH|S_IWOTH|S_IROTH) /* other */
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|(S_IXGRP|S_IWGRP|S_IRGRP)))) /* group */
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src_mode = S_IRUSR|S_IWUSR|S_IROTH|S_IRGRP;
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gettimeofday (&tv_last_input, NULL);
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/* dst_write */
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while ((n_written = mc_write (dest_desc, buf, n_read)) < n_read){
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if (n_written>0) {
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n_read -= n_written;
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continue;
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}
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return_status = file_error(_(" Cannot write target file \"%s\" \n %s "), dst_path);
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if (return_status == FILE_RETRY)
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continue;
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goto ret;
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}
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}
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/* Timed operations: */
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gettimeofday (&tv_current, NULL);
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/* 1. Update rotating dash after some time (hardcoded to 2 seconds) */
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secs = (tv_current.tv_sec - tv_last_update.tv_sec);
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@ -1204,7 +1154,7 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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}
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/* 3. Compute ETA */
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if (secs > 2 || eta_secs == 0.0){
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if (secs > 2){
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dt = (tv_current.tv_sec - tv_transfer_start.tv_sec);
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if (n_read_total){
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@ -1230,6 +1180,7 @@ copy_file_file (char *src_path, char *dst_path, int ask_overwrite)
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goto ret;
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}
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}
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resources &= ~4; /* copy successful, don't remove target file */
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ret:
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@ -1237,7 +1188,7 @@ ret:
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free (buf);
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retry_src_close:
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if ((resources & 1) && mc_close (source_desc) < 0){
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if ((resources & 1) && mc_close (src_desc) < 0){
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temp_status = file_error
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(_(" Cannot close source file \"%s\" \n %s "), src_path);
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if (temp_status == FILE_RETRY)
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@ -1258,9 +1209,6 @@ ret:
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if (resources & 4) {
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/* Remove short file */
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mc_unlink (dst_path);
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if (do_remote_copy) {
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mc_ctl (source_desc, MCCTL_FINISHREMOTE, -1);
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}
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} else if (resources & (2|8)) {
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/* no short file and destination file exists */
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#ifndef OS2_NT
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@ -2410,7 +2358,7 @@ panel_operate (void *source_panel, int operation, char *thedefault)
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#endif
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/* Initialize things */
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/* We turn on ETA display if the source is an ftp file system */
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create_op_win (operation, vfs_file_is_ftp (panel->cwd));
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create_op_win (operation, 1);
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ftpfs_hint_reread (0);
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/* Now, let's do the job */
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