From 75b92a1795415e03113c5b11654144d18a1086ec Mon Sep 17 00:00:00 2001
From: open-license-manager <rillf@maildrop.cc>
Date: 周一, 08 9月 2014 05:56:38 +0800
Subject: [PATCH] logging
---
src/library/base/logger.c | 70 +++++++++++++++++++++++++++++++++++
src/library/base/CMakeLists.txt | 1
src/library/base/logger.h | 21 ++++++++++
3 files changed, 92 insertions(+), 0 deletions(-)
diff --git a/src/library/base/CMakeLists.txt b/src/library/base/CMakeLists.txt
index 4de3733..700c851 100644
--- a/src/library/base/CMakeLists.txt
+++ b/src/library/base/CMakeLists.txt
@@ -1,6 +1,7 @@
ADD_LIBRARY(base STATIC
EventRegistry.cpp
StringUtils.cpp
+ logger.c
)
add_dependencies( base public_key )
\ No newline at end of file
diff --git a/src/library/base/logger.c b/src/library/base/logger.c
new file mode 100644
index 0000000..4ee8354
--- /dev/null
+++ b/src/library/base/logger.c
@@ -0,0 +1,70 @@
+#include "logger.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <time.h>
+#include <unistd.h>
+#ifdef __unix__
+#define MAX_PATH 255
+#else
+#include <windows.h>
+#endif
+
+static FILE *logFile = NULL;
+
+static void timenow(char * buffer) {
+ time_t rawtime;
+ struct tm *timeinfo;
+
+ time(&rawtime);
+ timeinfo = localtime(&rawtime);
+
+ strftime(buffer, 64, "%Y-%m-%d %H:%M:%S", timeinfo);
+}
+
+static void getLogFname(char* logpath) {
+#ifdef __unix__
+ char const *folder = getenv("TMPDIR");
+ if (folder == 0) {
+ folder = "/tmp";
+ }
+ strcpy(logpath, folder);
+ strcat(logpath, "/open-license.log");
+#else
+ int plen=GetTempPath(MAX_PATH,logpath);
+ if(plen == 0) {
+ fprintf(stderr, "Error getting temporary directory path");
+ }
+ strcat(logpath,"open-license.log");
+#endif
+}
+
+void _log(char* format, ...) {
+ char logpath[MAX_PATH];
+ va_list args;
+ char * buffer;
+ if (logFile == NULL) {
+ getLogFname(logpath);
+ logFile = fopen(logpath, "a");
+ if (logFile == NULL) {
+ //what shall we do here?
+ return;
+ }
+ }
+ buffer = (char *) malloc(sizeof(char) * strlen(format) + 64);
+ timenow(buffer);
+ sprintf(&buffer[strlen(buffer) - 1], "-[%d]-", getpid());
+ strcat(buffer, format);
+ va_start(args, format);
+ vfprintf(logFile, buffer, args);
+ va_end(args);
+ free(buffer);
+}
+
+void _shutdown_log() {
+ if (logFile != NULL) {
+ fclose(logFile);
+ logFile = NULL;
+ }
+}
diff --git a/src/library/base/logger.h b/src/library/base/logger.h
new file mode 100644
index 0000000..5f10ba6
--- /dev/null
+++ b/src/library/base/logger.h
@@ -0,0 +1,21 @@
+#ifndef logger_INCLUDED
+#define logger_INCLUDED
+
+#ifndef LOG_ENABLED
+#ifdef NDEBUG
+#define LOG_DEBUG(M, ...) _log("[INFO] %s (%s:%d) " M "\n", __FILE__, __LINE__, ##__VA_ARGS__)
+#endif
+#define LOG_INFO(M, ...) _log("[INFO] %s (%s:%d) " M "\n", __FILE__, __LINE__, ##__VA_ARGS__)
+#define LOG_WARN(M, ...) _log("[WARN] %s (%s:%d: errno: %s) " M "\n", __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__)
+#define LOG_ERROR(M, ...) _log("[ERROR] %s (%s:%d: errno: %s) " M "\n", __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__)
+
+#else
+#define LOG_DEBUG(M,...)
+#define LOG_INFO(M, ...)
+#define LOG_WARN(M, ...)
+#define LOG_ERROR(M, ...)
+#endif
+
+void _log(char* format, ...);
+void _shutdown_log();
+#endif
--
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