Added gCurTime(void); use calloc(args); credit @schdt899

Author: syscl

maclog.h

@@ -1,5 +1,4 @@
 //
-//
 // maclog.h
 // maclog
 //
@@ -9,7 +8,7 @@
 // This work is licensed under the Creative Commons Attribution-NonCommercial
 // 4.0 Unported License => http://creativecommons.org/licenses/by-nc/4.0
 //
-#define PROGRAM_VER 1.1
+#define PROGRAM_VER 1.2
 
 #include <Carbon/Carbon.h>
 
@@ -18,6 +17,11 @@
 //
 #include <sys/stat.h>
 #include <fcntl.h>
+//
+// for time
+//
+#include <time.h>
+#include <string.h>
 
 //
 // file permission, we use 0644 for both convince and safety reason
@@ -27,11 +31,12 @@
 //
 // get default log name and path
 //
-const char* gLogPath  = "/tmp/system.log";
+char *gLogPath  = "/tmp/system.log";
 
 //
 // get log argv
 //
-char* gLogArgs[] = { "log", "show", "--predicate", "processID == 0", "--debug", 0 };
-char *gOpenf[3];
+//char* gLogArgs[] = { "log", "show", "--predicate", "processID == 0", "--debug", 0 };
+char* gLogArgs[] = { "log", "show", "--predicate", "process == \"kernel\" OR eventMessage CONTAINS \"kernel\"", "--style", "syslog", "--source", "--info", "--start", NULL, NULL };
+char* gOpenf[3];
 

maclog.m

@@ -19,6 +19,15 @@
 //
 #include "maclog.h"
 
+char *gCurTime(void)
+{
+    char *gTime = calloc(11, sizeof(char));
+    time_t gRawTime = time(NULL);
+    struct tm *gTimeInf = localtime(&gRawTime);
+    sprintf(gTime, "%d-%d-%d",gTimeInf->tm_year + 1900, gTimeInf->tm_mon + 1, gTimeInf->tm_mday);
+    return gTime;
+}
+
 int main(int argc, char **argv)
 {
     pid_t rc;
@@ -33,6 +42,7 @@ int main(int argc, char **argv)
             close(STDOUT_FILENO);
             dup2(fd, STDOUT_FILENO);
         }
+        gLogArgs[9] = gCurTime();
         //
         // log system log now
         //
@@ -45,8 +55,8 @@ int main(int argc, char **argv)
         //
         printf("v%.1f (c) 2017 syscl/lighting/Yating Zhou\n", PROGRAM_VER);
         wait(NULL);
-        gOpenf[0] = strdup("open");
-        gOpenf[1] = strdup(gLogPath);
+        gOpenf[0] = "open";
+        gOpenf[1] = gLogPath;
         gOpenf[2] = NULL;
         execvp(gOpenf[0], gOpenf);
     }