520da457f9
Casts were necessary for older versions of libslang, however, these are now 15 years old and so we no longer need to care about supporting them. Tidy the casts and remove unnecessary logic. Move the ENABLE_SLFUTURE_CONST to the libslang.h common include file, and also enable ENABLE_SLFUTURE_VOID. Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Garry <john.g.garry@oracle.com> Cc: K Prateek Nayak <kprateek.nayak@amd.com> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mike Leach <mike.leach@linaro.org> Cc: Ming Wang <wangming01@loongson.cn> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: Sean Christopherson <seanjc@google.com> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Wei Li <liwei391@huawei.com> Cc: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20230825024002.801955-7-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include "../helpline.h"
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#include "../ui.h"
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#include "../libslang.h"
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char ui_helpline__last_msg[1024];
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bool tui_helpline__set;
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static void tui_helpline__pop(void)
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{
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}
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static void tui_helpline__push(const char *msg)
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{
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const size_t sz = sizeof(ui_helpline__current);
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SLsmg_gotorc(SLtt_Screen_Rows - 1, 0);
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SLsmg_set_color(0);
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SLsmg_write_nstring(msg, SLtt_Screen_Cols);
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SLsmg_refresh();
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strlcpy(ui_helpline__current, msg, sz);
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}
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static int tui_helpline__show(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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mutex_lock(&ui__lock);
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ret = vscnprintf(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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tui_helpline__set = true;
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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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SLsmg_refresh();
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backlog = 0;
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}
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mutex_unlock(&ui__lock);
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return ret;
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}
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struct ui_helpline tui_helpline_fns = {
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.pop = tui_helpline__pop,
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.push = tui_helpline__push,
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.show = tui_helpline__show,
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};
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void ui_helpline__init(void)
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{
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helpline_fns = &tui_helpline_fns;
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ui_helpline__puts(" ");
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}
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