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| author | Marc André Tanner <mat@brain-dump.org> | 2015-08-12 19:14:43 +0200 |
|---|---|---|
| committer | Marc André Tanner <mat@brain-dump.org> | 2015-08-12 19:14:43 +0200 |
| commit | c034f9ded7a2b827f7f09fed8a0c531fd96a11b0 (patch) | |
| tree | 043cdf047a17761c99899c46e288fd77bea53421 /ui-curses.c | |
| parent | 9eb33f5146709c75baebba3ea6d019ab98f7ae35 (diff) | |
| download | vis-c034f9ded7a2b827f7f09fed8a0c531fd96a11b0.tar.gz vis-c034f9ded7a2b827f7f09fed8a0c531fd96a11b0.tar.xz | |
ui: query terminal size on stderr
We always draw the editor user interface to stderr in order to
allow usage as a filter e.g.
$ echo Hello | vis - | grep World > out
hence stdin might be redirected and we should always read the
terminal size from stderr.
Closes #66
Diffstat (limited to 'ui-curses.c')
| -rw-r--r-- | ui-curses.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ui-curses.c b/ui-curses.c index 569b2ca..30e8c94 100644 --- a/ui-curses.c +++ b/ui-curses.c @@ -1,3 +1,4 @@ +#include <unistd.h> #include <stdlib.h> #include <string.h> #include <signal.h> @@ -300,7 +301,7 @@ static void ui_resize(Ui *ui) { struct winsize ws; int width, height; - if (ioctl(0, TIOCGWINSZ, &ws) == -1) { + if (ioctl(STDERR_FILENO, TIOCGWINSZ, &ws) == -1) { getmaxyx(stdscr, height, width); } else { width = ws.ws_col; |