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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-26 02:50:54 +07:00
59e8fe32fc
So that the common tasks of providing a helpline at __run entry and destroying the window and releasing resourses at exit can be abstracted away, reducing a bit more the coupling with libnewt. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
70 lines
1.1 KiB
C
70 lines
1.1 KiB
C
#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <newt.h>
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#include "../debug.h"
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#include "helpline.h"
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void ui_helpline__pop(void)
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{
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newtPopHelpLine();
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}
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void ui_helpline__push(const char *msg)
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{
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newtPushHelpLine(msg);
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}
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void ui_helpline__vpush(const char *fmt, va_list ap)
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{
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char *s;
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if (vasprintf(&s, fmt, ap) < 0)
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vfprintf(stderr, fmt, ap);
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else {
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ui_helpline__push(s);
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free(s);
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}
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}
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void ui_helpline__fpush(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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ui_helpline__vpush(fmt, ap);
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va_end(ap);
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}
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void ui_helpline__puts(const char *msg)
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{
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ui_helpline__pop();
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ui_helpline__push(msg);
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}
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void ui_helpline__init(void)
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{
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ui_helpline__puts(" ");
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}
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char ui_helpline__last_msg[1024];
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int ui_helpline__show_help(const char *format, va_list ap)
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{
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int ret;
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static int backlog;
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ret = vsnprintf(ui_helpline__last_msg + backlog,
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sizeof(ui_helpline__last_msg) - backlog, format, ap);
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backlog += ret;
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if (ui_helpline__last_msg[backlog - 1] == '\n') {
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ui_helpline__puts(ui_helpline__last_msg);
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newtRefresh();
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backlog = 0;
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}
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return ret;
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}
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