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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/xpconnect/src/XPCLog.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/xpconnect/src/XPCLog.cpp')
-rw-r--r--js/xpconnect/src/XPCLog.cpp94
1 files changed, 94 insertions, 0 deletions
diff --git a/js/xpconnect/src/XPCLog.cpp b/js/xpconnect/src/XPCLog.cpp
new file mode 100644
index 000000000..515af2a47
--- /dev/null
+++ b/js/xpconnect/src/XPCLog.cpp
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=4 et sw=4 tw=99: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Debug Logging support. */
+
+#include "XPCLog.h"
+#include "mozilla/Logging.h"
+#include "prprf.h"
+#include "mozilla/mozalloc.h"
+#include <string.h>
+#include <stdarg.h>
+
+// this all only works for DEBUG...
+#ifdef DEBUG
+
+#define SPACE_COUNT 200
+#define LINE_LEN 200
+#define INDENT_FACTOR 2
+
+#define CAN_RUN (g_InitState == 1 || (g_InitState == 0 && Init()))
+
+static char* g_Spaces;
+static int g_InitState = 0;
+static int g_Indent = 0;
+static mozilla::LazyLogModule g_LogMod("xpclog");
+
+static bool Init()
+{
+ g_Spaces = new char[SPACE_COUNT+1];
+ if (!g_Spaces || !MOZ_LOG_TEST(g_LogMod,LogLevel::Error)) {
+ g_InitState = 1;
+ XPC_Log_Finish();
+ return false;
+ }
+ memset(g_Spaces, ' ', SPACE_COUNT);
+ g_Spaces[SPACE_COUNT] = 0;
+ g_InitState = 1;
+ return true;
+}
+
+void
+XPC_Log_Finish()
+{
+ if (g_InitState == 1) {
+ delete [] g_Spaces;
+ }
+ g_InitState = -1;
+}
+
+void
+XPC_Log_print(const char* fmt, ...)
+{
+ va_list ap;
+ char line[LINE_LEN];
+
+ va_start(ap, fmt);
+ PR_vsnprintf(line, sizeof(line)-1, fmt, ap);
+ va_end(ap);
+ if (g_Indent)
+ PR_LogPrint("%s%s",g_Spaces+SPACE_COUNT-(INDENT_FACTOR*g_Indent),line);
+ else
+ PR_LogPrint("%s",line);
+}
+
+bool
+XPC_Log_Check(int i)
+{
+ return CAN_RUN && MOZ_LOG_TEST(g_LogMod,LogLevel::Error);
+}
+
+void
+XPC_Log_Indent()
+{
+ if (INDENT_FACTOR*(++g_Indent) > SPACE_COUNT)
+ g_Indent-- ;
+}
+
+void
+XPC_Log_Outdent()
+{
+ if (--g_Indent < 0)
+ g_Indent++;
+}
+
+void
+XPC_Log_Clear_Indent()
+{
+ g_Indent = 0;
+}
+
+#endif