Patch 8.0.1454

[Bram Moolenaar]

Patch 8.0.1454
Problem:    When in silent mode too much output is buffered.
Solution:   Use line buffering instead of fully buffered. (Brian M. Carlson,
            closes #2537)
Files:      src/main.c


*** ../vim-8.0.1453/src/main.c  2018-01-31 20:51:40.305835913 +0100
--- src/main.c  2018-02-03 14:37:29.701881785 +0100
***************
*** 359,364 ****
--- 359,371 ----
       */
      check_tty(&params);
  
+ #ifdef _IOLBF
+     /* Ensure output works usefully without a tty: buffer lines instead of
+      * fully buffered. */
+     if (silent_mode)
+       setvbuf(stdout, NULL, _IOLBF, 0);
+ #endif
+ 
      /* This message comes before term inits, but after setting "silent_mode"
       * when the input is not a tty. */
      if (GARGCOUNT > 1 && !silent_mode)
***************
*** 2532,2538 ****
  
  /*
   * Print a warning if stdout is not a terminal.
!  * When starting in Ex mode and commands come from a file, set Silent mode.
   */
      static void
  check_tty(mparm_T *parmp)
--- 2539,2545 ----
  
  /*
   * Print a warning if stdout is not a terminal.
!  * When starting in Ex mode and commands come from a file, set silent_mode.
   */
      static void
  check_tty(mparm_T *parmp)
*** ../vim-8.0.1453/src/version.c       2018-02-02 18:30:31.643086057 +0100
--- src/version.c       2018-02-03 14:40:31.760605500 +0100
***************
*** 773,774 ****
--- 773,776 ----
  {   /* Add new patch number below this line */
+ /**/
+     1454,
  /**/

-- 
You cannot propel yourself forward by patting yourself on the back.

 /// Bram Moolenaar -- b...@moolenaar.net -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

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