Patch 7.2.121
Problem: In gvim "!grep a *.c" spews out a lot of text that can't be
stopped with CTRL-C.
Solution: When looping to read and show text, do check for typed characters
every two seconds.
Files: src/os_unix.c
*** ../vim-7.2.120/src/os_unix.c Wed Feb 4 14:18:44 2009
--- src/os_unix.c Sun Feb 22 00:54:05 2009
***************
*** 4092,4097 ****
--- 4092,4100 ----
int fromshell_fd;
garray_T ga;
int noread_cnt;
+ # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
+ struct timeval start_tv;
+ # endif
# ifdef FEAT_GUI
if (pty_master_fd >= 0)
***************
*** 4201,4207 ****
ga_init2(&ga, 1, BUFLEN);
noread_cnt = 0;
!
for (;;)
{
/*
--- 4204,4212 ----
ga_init2(&ga, 1, BUFLEN);
noread_cnt = 0;
! # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
! gettimeofday(&start_tv, NULL);
! # endif
for (;;)
{
/*
***************
*** 4214,4238 ****
* that a typed password is echoed for ssh or gpg command.
* Don't get characters when the child has already
* finished (wait_pid == 0).
- * Don't get extra characters when we already have one.
* Don't read characters unless we didn't get output for a
! * while, avoids that ":r !ls" eats typeahead.
*/
len = 0;
if (!(options & SHELL_EXPAND)
&& ((options &
(SHELL_READ|SHELL_WRITE|SHELL_COOKED))
!= (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
! #ifdef FEAT_GUI
|| gui.in_use
! #endif
)
&& wait_pid == 0
! && (ta_len > 0
! || (noread_cnt > 4
! && (len = ui_inchar(ta_buf,
! BUFLEN, 10L, 0)) > 0)))
{
/*
* For pipes:
* Check for CTRL-C: send interrupt signal to child.
--- 4219,4252 ----
* that a typed password is echoed for ssh or gpg command.
* Don't get characters when the child has already
* finished (wait_pid == 0).
* Don't read characters unless we didn't get output for a
! * while (noread_cnt > 4), avoids that ":r !ls" eats
! * typeahead.
*/
len = 0;
if (!(options & SHELL_EXPAND)
&& ((options &
(SHELL_READ|SHELL_WRITE|SHELL_COOKED))
!= (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
! # ifdef FEAT_GUI
|| gui.in_use
! # endif
)
&& wait_pid == 0
! && (ta_len > 0 || noread_cnt > 4))
{
+ if (ta_len == 0)
+ {
+ /* Get extra characters when we don't have any.
+ * Reset the counter and timer. */
+ noread_cnt = 0;
+ # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
+ gettimeofday(&start_tv, NULL);
+ # endif
+ len = ui_inchar(ta_buf, BUFLEN, 10L, 0);
+ }
+ if (ta_len > 0 || len > 0)
+ {
/*
* For pipes:
* Check for CTRL-C: send interrupt signal to child.
***************
*** 4334,4342 ****
{
ta_len -= len;
mch_memmove(ta_buf, ta_buf + len, ta_len);
- noread_cnt = 0;
}
}
}
if (got_int)
--- 4348,4356 ----
{
ta_len -= len;
mch_memmove(ta_buf, ta_buf + len, ta_len);
}
}
+ }
}
if (got_int)
***************
*** 4444,4449 ****
--- 4458,4482 ----
out_flush();
if (got_int)
break;
+
+ # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
+ {
+ struct timeval now_tv;
+ long msec;
+
+ /* Avoid that we keep looping here without
+ * checking for a CTRL-C for a long time. Don't
+ * break out too often to avoid losing typeahead. */
+ gettimeofday(&now_tv, NULL);
+ msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L
+ + (now_tv.tv_usec - start_tv.tv_usec) / 1000L;
+ if (msec > 2000)
+ {
+ noread_cnt = 5;
+ break;
+ }
+ }
+ # endif
}
/* If we already detected the child has finished break the
*** ../vim-7.2.120/src/version.c Sun Feb 22 02:36:36 2009
--- src/version.c Sun Feb 22 02:48:03 2009
***************
*** 678,679 ****
--- 678,681 ----
{ /* Add new patch number below this line */
+ /**/
+ 121,
/**/
--
hundred-and-one symptoms of being an internet addict:
111. You and your friends get together regularly on IRC, even though
all of you live in the same city.
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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\\\ download, build and distribute -- http://www.A-A-P.org ///
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