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perf ui: Reimplement ui_helpline using libslang 

Just another step in stopping the use of libnewt in perf.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-gh7e1v2z7pzqmok02r6zvp17@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2011-10-25 13:52:05 -02:00
parent 71172ed97c
commit 2ba908ecfc
1 changed files with 6 additions and 4 deletions
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10
tools/perf/util/ui/helpline.c
View File

@ -1,20 +1,22 @@
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <newt.h>
#include "../debug.h"
#include "helpline.h"
#include "ui.h"
#include "libslang.h"
void ui_helpline__pop(void)
{
newtPopHelpLine();
}
void ui_helpline__push(const char *msg)
{
newtPushHelpLine(msg);
SLsmg_gotorc(SLtt_Screen_Rows - 1, 0);
SLsmg_set_color(0);
SLsmg_write_nstring((char *)msg, SLtt_Screen_Cols);
SLsmg_refresh();
}
void ui_helpline__vpush(const char *fmt, va_list ap)
@ -63,7 +65,7 @@ int ui_helpline__show_help(const char *format, va_list ap)
if (ui_helpline__last_msg[backlog - 1] == '\n') {
ui_helpline__puts(ui_helpline__last_msg);
newtRefresh();
SLsmg_refresh();
backlog = 0;
}
pthread_mutex_unlock(&ui__lock);