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| author | Josh Poimboeuf <jpoimboe@redhat.com> | 2015-12-07 22:21:42 -0600 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-12-09 13:42:02 -0300 |
| commit | 1fe143c5f928e3d117355ce2655bac0eb80c1aa3 (patch) | |
| tree | df1fbb6a11a025accf2556684d20e03d4a260506 /tools/perf/util/term.c | |
| parent | de7cf7cadca3a3c32c1f1dbf4593a54f236e2dcf (diff) | |
| download | blackbird-op-linux-1fe143c5f928e3d117355ce2655bac0eb80c1aa3.tar.gz blackbird-op-linux-1fe143c5f928e3d117355ce2655bac0eb80c1aa3.zip | |
perf tools: Move term functions out of util.c
The term functions are needed by help.c which is going to be moved into
a separate library. Move them out of util.c and into their own file.
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/9a39c854dd156b55ebda57e427594c9a59dcb40f.1449548395.git.jpoimboe@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/term.c')
| -rw-r--r-- | tools/perf/util/term.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/perf/util/term.c b/tools/perf/util/term.c new file mode 100644 index 000000000000..90b47d8aa19c --- /dev/null +++ b/tools/perf/util/term.c @@ -0,0 +1,35 @@ +#include "util.h" + +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; +} + +void set_term_quiet_input(struct termios *old) +{ + struct termios tc; + + tcgetattr(0, old); + tc = *old; + tc.c_lflag &= ~(ICANON | ECHO); + tc.c_cc[VMIN] = 0; + tc.c_cc[VTIME] = 0; + tcsetattr(0, TCSANOW, &tc); +} |
