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perf tools: Move get_term_dimensions from top to util.c

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It is used by util/help.c so it should be a lib function and included in
libperf.a. Code move only.

Signed-off-by: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1358185681-90926-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
David Ahern 2013-01-14 10:48:01 -07:00 • committed by Arnaldo Carvalho de Melo
parent b7c14a0b6a
commit 2c803e5248
4 changed files with 25 additions and 26 deletions
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22
tools/perf/util/util.c
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@ -220,3 +220,25 @@ void dump_stack(void)
#else
void dump_stack(void) {}
#endif
void get_term_dimensions(struct winsize *ws)
{
char *s = getenv("LINES");
if (s != NULL) {
ws->ws_row = atoi(s);
s = getenv("COLUMNS");
if (s != NULL) {
ws->ws_col = atoi(s);
if (ws->ws_row && ws->ws_col)
return;
}
}
#ifdef TIOCGWINSZ
if (ioctl(1, TIOCGWINSZ, ws) == 0 &&
ws->ws_row && ws->ws_col)
return;
#endif
ws->ws_row = 25;
ws->ws_col = 80;
}