aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--file.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/file.c b/file.c
index 54cd72d23f..17212eae00 100644
--- a/file.c
+++ b/file.c
@@ -1,7 +1,7 @@
/* file.c
* File I/O routines
*
- * $Id: file.c,v 1.38 1999/07/13 03:08:05 gram Exp $
+ * $Id: file.c,v 1.39 1999/07/20 05:13:24 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
@@ -267,11 +267,29 @@ cap_file_input_cb (gpointer data, gint source, GdkInputCondition condition) {
gtk_input_remove(cap_input_id);
if (tail_timeout_id != -1) gtk_timeout_remove(tail_timeout_id);
+ /* In the BSD standard I/O library, there's a flag in a FILE structure
+ that's set whenever we encounter an EOF; if that flag is set,
+ all subsequent reads return an EOF indication. I.e., end-of-file
+ is sticky.
+
+ This means that the stuff to continue reading a capture file, if we're
+ updating the display as the capture progresses, doesn't work - it gets
+ stuck at the point where the first read finished.
+
+ To clear that flag, we must do an "fseek()"; we do one that doesn't
+ move the seek pointer.
+
+ XXX - figure out with the configure script whether we need this,
+ and do it only if we have to? */
+ fseek(cf->wth->fh, 0, SEEK_CUR);
+
if (read(sync_pipe[0], buffer, 256) <= 0) {
- /* process data until end of file and stop capture (restore menu items) */
+ /* The child has closed the sync pipe, meaning it's not going to be
+ capturing any more packets. Read what remains of the capture file,
+ and stop capture (restore menu items) */
gtk_clist_freeze(GTK_CLIST(packet_list));
- init_col_widths(cf);
+
wtap_loop(cf->wth, 0, wtap_dispatch_cb, (u_char *) cf);
set_col_widths(cf);
@@ -291,7 +309,6 @@ cap_file_input_cb (gpointer data, gint source, GdkInputCondition condition) {
}
gtk_clist_freeze(GTK_CLIST(packet_list));
- init_col_widths(cf);
wtap_loop(cf->wth, 0, wtap_dispatch_cb, (u_char *) cf);
set_col_widths(cf);
@@ -319,12 +336,12 @@ tail_timeout_cb(gpointer data) {
gtk_input_remove(cap_input_id);
gtk_clist_freeze(GTK_CLIST(packet_list));
- init_col_widths(cf);
wtap_loop(cf->wth, 0, wtap_dispatch_cb, (u_char *) cf);
set_col_widths(cf);
gtk_clist_thaw(GTK_CLIST(packet_list));
+ /* restore pipe handler */
cap_input_id = gtk_input_add_full (sync_pipe[0],
GDK_INPUT_READ,
cap_file_input_cb,
@@ -341,11 +358,12 @@ tail_cap_file(char *fname, capture_file *cf) {
close_cap_file(cf, info_bar, file_ctx);
- /* Initialize protocol-speficic variables */
+ /* Initialize protocol-specific variables */
ncp_init_protocol();
err = open_cap_file(fname, cf);
if ((err == 0) && (cf->cd_t != WTAP_FILE_UNKNOWN)) {
+ init_col_widths(cf);
set_menu_sensitivity("/File/Open...", FALSE);
set_menu_sensitivity("/File/Close", FALSE);