Imported Upstream version 0.13.2+dsfg1

2016-02-24 00:16:51 +01:00 · 2016-02-24 00:16:51 +01:00 · fb3990e9e5
commit fb3990e9e5
2036 changed files with 287360 additions and 0 deletions
--- a/libobs/util/base.c
+++ b/libobs/util/base.c
@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2013 Hugh Bailey <obs.jim@gmail.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "c99defs.h"
+#include "base.h"
+
+#ifdef _DEBUG
+static int log_output_level = LOG_DEBUG;
+#else
+static int log_output_level = LOG_INFO;
+#endif
+
+static int  crashing     = 0;
+static void *log_param   = NULL;
+static void *crash_param = NULL;
+
+static void def_log_handler(int log_level, const char *format,
+		va_list args, void *param)
+{
+	char out[4096];
+	vsnprintf(out, sizeof(out), format, args);
+
+	if (log_level <= log_output_level) {
+		switch (log_level) {
+		case LOG_DEBUG:
+			fprintf(stdout, "debug: %s\n", out);
+			fflush(stdout);
+			break;
+
+		case LOG_INFO:
+			fprintf(stdout, "info: %s\n", out);
+			fflush(stdout);
+			break;
+
+		case LOG_WARNING:
+			fprintf(stdout, "warning: %s\n", out);
+			fflush(stdout);
+			break;
+
+		case LOG_ERROR:
+			fprintf(stderr, "error: %s\n", out);
+			fflush(stderr);
+		}
+	}
+
+	UNUSED_PARAMETER(param);
+}
+
+#ifdef _MSC_VER
+#define NORETURN __declspec(noreturn)
+#else
+#define NORETURN __attribute__((noreturn))
+#endif
+
+NORETURN static void def_crash_handler(const char *format, va_list args,
+		void *param)
+{
+	vfprintf(stderr, format, args);
+	exit(0);
+
+	UNUSED_PARAMETER(param);
+}
+
+static log_handler_t log_handler = def_log_handler;
+static void (*crash_handler)(const char *, va_list, void *) = def_crash_handler;
+
+void base_get_log_handler(log_handler_t *handler, void **param)
+{
+	if (handler)
+		*handler = log_handler;
+	if (param)
+		*param = log_param;
+}
+
+void base_set_log_handler(log_handler_t handler, void *param)
+{
+	if (!handler)
+		handler = def_log_handler;
+
+	log_param   = param;
+	log_handler = handler;
+}
+
+void base_set_crash_handler(
+		void (*handler)(const char *, va_list, void *),
+		void *param)
+{
+	crash_param   = param;
+	crash_handler = handler;
+}
+
+void bcrash(const char *format, ...)
+{
+	va_list args;
+
+	if (crashing) {
+		fputs("Crashed in the crash handler", stderr);
+		exit(2);
+	}
+
+	crashing = 1;
+	va_start(args, format);
+	crash_handler(format, args, crash_param);
+	va_end(args);
+}
+
+void blogva(int log_level, const char *format, va_list args)
+{
+	log_handler(log_level, format, args, log_param);
+}
+
+void blog(int log_level, const char *format, ...)
+{
+	va_list args;
+
+	va_start(args, format);
+	blogva(log_level, format, args);
+	va_end(args);
+}