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fix getColumns() for Buildroot #31

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merged 1 commit into from Feb 8, 2013
Merged

fix getColumns() for Buildroot #31

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1 change: 1 addition & 0 deletions README.markdown
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Expand Up @@ -32,6 +32,7 @@ The library is currently less than 400 lines of code. In order to use it in your
* Linux text only console ($TERM = linux)
* Linux KDE terminal application ($TERM = xterm)
* Linux xterm ($TERM = xterm)
* Linux Buildroot ($TERM = vt100)
* Mac OS X iTerm ($TERM = xterm)
* Mac OS X default Terminal.app ($TERM = xterm)
* OpenBSD 4.5 through an OSX Terminal.app ($TERM = screen)
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2 changes: 1 addition & 1 deletion linenoise.c
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Expand Up @@ -182,7 +182,7 @@ static void linenoiseAtExit(void) {
static int getColumns(void) {
struct winsize ws;

if (ioctl(1, TIOCGWINSZ, &ws) == -1) return 80;
if (ioctl(1, TIOCGWINSZ, &ws) == -1 || ws.ws_col == 0) return 80;
return ws.ws_col;
}

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