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perf tools: Move term functions out of util.c

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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>
This commit is contained in:
Josh Poimboeuf 2015-12-07 22:21:42 -06:00 committed by Arnaldo Carvalho de Melo
parent de7cf7cadc
commit 1fe143c5f9
5 changed files with 47 additions and 37 deletions
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1
tools/perf/util/Build
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@ -86,6 +86,7 @@ libperf-$(CONFIG_AUXTRACE) += intel-pt.o
libperf-$(CONFIG_AUXTRACE) += intel-bts.o
libperf-y += parse-branch-options.o
libperf-y += parse-regs-options.o
libperf-y += term.o
libperf-$(CONFIG_LIBBPF) += bpf-loader.o
libperf-$(CONFIG_BPF_PROLOGUE) += bpf-prologue.o

35
tools/perf/util/term.c Normal file
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@ -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);
}

10
tools/perf/util/term.h Normal file
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@ -0,0 +1,10 @@
#ifndef __PERF_TERM_H
#define __PERF_TERM_H
struct termios;
struct winsize;
void get_term_dimensions(struct winsize *ws);
void set_term_quiet_input(struct termios *old);
#endif /* __PERF_TERM_H */

34
tools/perf/util/util.c
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@ -355,40 +355,6 @@ void sighandler_dump_stack(int sig)
exit(sig);
}
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);
}
int parse_nsec_time(const char *str, u64 *ptime)
{
u64 time_sec, time_nsec;

4
tools/perf/util/util.h
View File

@ -53,6 +53,7 @@
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <term.h>
#include <errno.h>
#include <limits.h>
#include <sys/param.h>
@ -282,9 +283,6 @@ void sighandler_dump_stack(int sig);
extern unsigned int page_size;
extern int cacheline_size;
void get_term_dimensions(struct winsize *ws);
void set_term_quiet_input(struct termios *old);
struct parse_tag {
char tag;
int mult;