/[LeafOK_CVS]/lbbs/src/log.c
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Revision 1.21 by sysadm, Wed Jun 4 14:01:29 2025 UTC Revision 1.25 by sysadm, Tue Jun 17 13:17:04 2025 UTC
# Line 17  Line 17 
17  #include "log.h"  #include "log.h"
18  #include "io.h"  #include "io.h"
19  #include "common.h"  #include "common.h"
 #include <stdio.h>  
20  #include <stdarg.h>  #include <stdarg.h>
21  #include <sys/types.h>  #include <string.h>
22  #include <time.h>  #include <time.h>
23  #include <unistd.h>  #include <unistd.h>
24    #include <sys/types.h>
25    
26  #define _POSIX_C_SOURCE 200809L  #define STR_LOG_TIME_MAX_LEN 50
 #include <string.h>  
27    
28  FILE *fp_common_log;  static FILE *fp_common_log;
29  FILE *fp_error_log;  static FILE *fp_error_log;
30    
31  int log_begin(char *common_log_file, char *error_log_file)  int log_begin(char *common_log_file, char *error_log_file)
32  {  {
# Line 54  void log_end() Line 53  void log_end()
53          fclose(fp_error_log);          fclose(fp_error_log);
54  }  }
55    
56  int log_head(char *buf, size_t len)  inline static void log_head(char *buf, size_t len, int log_level, const char *app_file, int app_line)
57  {  {
58          time_t t;          time_t t;
59          struct tm gm_tm;          struct tm gm_tm;
60          char s_time[256];          char s_time[STR_LOG_TIME_MAX_LEN + 1];
61    
62          time(&t);          time(&t);
63          gmtime_r(&t, &gm_tm);          gmtime_r(&t, &gm_tm);
64          strftime(s_time, sizeof(s_time), "%Y-%m-%d %H:%M:%S", &gm_tm);          strftime(s_time, sizeof(s_time), "%Y-%m-%d %H:%M:%S", &gm_tm);
         snprintf(buf, len, "[%s] [%d] ", s_time, getpid());  
65    
66          return 0;          if (log_level == LOG_LEVEL_COMMON)
67            {
68                    snprintf(buf, len, "[%s] [%d] [INFO] ", s_time, getpid());
69            }
70            else // if (log_level == LOG_LEVEL_ERROR)
71            {
72                    snprintf(buf, len, "[%s] [%d] [ERROR] [%s:%d] ", s_time, getpid(), app_file, app_line);
73            }
74  }  }
75    
76  int log_common(const char *format, ...)  int log_printf(int log_level, const char *app_file, int app_line, const char *format, ...)
77  {  {
78          va_list args;          va_list args;
79          int retval;          int retval;
80          char buf[LINE_BUFFER_LEN];          char buf[LINE_BUFFER_LEN];
81            FILE *fp_log;
82    
83          log_head(buf, sizeof(buf));          fp_log = (log_level == LOG_LEVEL_ERROR ? fp_error_log : fp_common_log);
         strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));  
   
         va_start(args, format);  
         retval = vfprintf(fp_common_log, buf, args);  
         va_end(args);  
   
         fflush(fp_common_log);  
   
         return retval;  
 }  
   
 int log_error(const char *format, ...)  
 {  
         va_list args;  
         int retval;  
         char buf[LINE_BUFFER_LEN];  
84    
85          log_head(buf, sizeof(buf));          log_head(buf, sizeof(buf), log_level, app_file, app_line);
86          strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));          strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));
87    
88          va_start(args, format);          va_start(args, format);
89          retval = vfprintf(fp_error_log, buf, args);          retval = vfprintf(fp_log, buf, args);
90          va_end(args);          va_end(args);
91    
92          fflush(fp_error_log);          fflush(fp_log);
93    
94          return retval;          return retval;
95  }  }

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