mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-19 02:04:19 +08:00
046625231a
For the frequent idiom of: free(ptr); ptr = NULL; Make it expect a pointer to the pointer being freed, so that it becomes clear at first sight that the variable being freed is being modified. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> 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-pfw02ezuab37kha18wlut7ir@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
113 lines
2.3 KiB
C
113 lines
2.3 KiB
C
#include "../util.h"
|
|
#include "../../util/debug.h"
|
|
#include "gtk.h"
|
|
|
|
#include <string.h>
|
|
|
|
|
|
struct perf_gtk_context *pgctx;
|
|
|
|
struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
|
|
{
|
|
struct perf_gtk_context *ctx;
|
|
|
|
ctx = malloc(sizeof(*pgctx));
|
|
if (ctx)
|
|
ctx->main_window = window;
|
|
|
|
return ctx;
|
|
}
|
|
|
|
int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
|
|
{
|
|
if (!perf_gtk__is_active_context(*ctx))
|
|
return -1;
|
|
|
|
zfree(ctx);
|
|
return 0;
|
|
}
|
|
|
|
static int perf_gtk__error(const char *format, va_list args)
|
|
{
|
|
char *msg;
|
|
GtkWidget *dialog;
|
|
|
|
if (!perf_gtk__is_active_context(pgctx) ||
|
|
vasprintf(&msg, format, args) < 0) {
|
|
fprintf(stderr, "Error:\n");
|
|
vfprintf(stderr, format, args);
|
|
fprintf(stderr, "\n");
|
|
return -1;
|
|
}
|
|
|
|
dialog = gtk_message_dialog_new_with_markup(GTK_WINDOW(pgctx->main_window),
|
|
GTK_DIALOG_DESTROY_WITH_PARENT,
|
|
GTK_MESSAGE_ERROR,
|
|
GTK_BUTTONS_CLOSE,
|
|
"<b>Error</b>\n\n%s", msg);
|
|
gtk_dialog_run(GTK_DIALOG(dialog));
|
|
|
|
gtk_widget_destroy(dialog);
|
|
free(msg);
|
|
return 0;
|
|
}
|
|
|
|
#ifdef HAVE_GTK_INFO_BAR_SUPPORT
|
|
static int perf_gtk__warning_info_bar(const char *format, va_list args)
|
|
{
|
|
char *msg;
|
|
|
|
if (!perf_gtk__is_active_context(pgctx) ||
|
|
vasprintf(&msg, format, args) < 0) {
|
|
fprintf(stderr, "Warning:\n");
|
|
vfprintf(stderr, format, args);
|
|
fprintf(stderr, "\n");
|
|
return -1;
|
|
}
|
|
|
|
gtk_label_set_text(GTK_LABEL(pgctx->message_label), msg);
|
|
gtk_info_bar_set_message_type(GTK_INFO_BAR(pgctx->info_bar),
|
|
GTK_MESSAGE_WARNING);
|
|
gtk_widget_show(pgctx->info_bar);
|
|
|
|
free(msg);
|
|
return 0;
|
|
}
|
|
#else
|
|
static int perf_gtk__warning_statusbar(const char *format, va_list args)
|
|
{
|
|
char *msg, *p;
|
|
|
|
if (!perf_gtk__is_active_context(pgctx) ||
|
|
vasprintf(&msg, format, args) < 0) {
|
|
fprintf(stderr, "Warning:\n");
|
|
vfprintf(stderr, format, args);
|
|
fprintf(stderr, "\n");
|
|
return -1;
|
|
}
|
|
|
|
gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
|
|
pgctx->statbar_ctx_id);
|
|
|
|
/* Only first line can be displayed */
|
|
p = strchr(msg, '\n');
|
|
if (p)
|
|
*p = '\0';
|
|
|
|
gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
|
|
pgctx->statbar_ctx_id, msg);
|
|
|
|
free(msg);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
struct perf_error_ops perf_gtk_eops = {
|
|
.error = perf_gtk__error,
|
|
#ifdef HAVE_GTK_INFO_BAR_SUPPORT
|
|
.warning = perf_gtk__warning_info_bar,
|
|
#else
|
|
.warning = perf_gtk__warning_statusbar,
|
|
#endif
|
|
};
|