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* src/gdb/utils.c (init_page_info): Only call tgetnum function

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if rl_get_screen_size did not return useful values.
This commit is contained in:
Pierre Muller
2013-08-13 08:31:20 +00:00
parent 859e698207
commit 1a66331ea1
2 changed files with 14 additions and 5 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2013-08-13 Pierre Muller <muller@sourceware.org>
* src/gdb/utils.c (init_page_info): Only call tgetnum function
if rl_get_screen_size did not return useful values.
2013-08-12 Ali Anwar <ali_anwar@codesourcery.com> 2013-08-12 Ali Anwar <ali_anwar@codesourcery.com>
PR breakpoints/15117 PR breakpoints/15117

14
gdb/utils.c
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@ -1660,12 +1660,16 @@ init_page_info (void)
lines_per_page = rows; lines_per_page = rows;
chars_per_line = cols; chars_per_line = cols;
/* Readline should have fetched the termcap entry for us. */ /* Readline should have fetched the termcap entry for us.
if (tgetnum ("li") < 0 || getenv ("EMACS")) Only try to use tgetnum function if rl_get_screen_size
did not return a useful value. */
if (((rows <= 0) && (tgetnum ("li") < 0))
/* Also disable paging if inside EMACS. */
|| getenv ("EMACS"))
{ {
/* The number of lines per page is not mentioned in the /* The number of lines per page is not mentioned in the terminal
terminal description. This probably means that paging is description or EMACS evironment variable is set. This probably
not useful (e.g. emacs shell window), so disable paging. */ means that paging is not useful, so disable paging. */
lines_per_page = UINT_MAX; lines_per_page = UINT_MAX;
} }