/[LeafOK_CVS]/lbbs/src/log.c
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Revision 1.20 by sysadm, Wed Jun 4 13:42:53 2025 UTC Revision 1.24 by sysadm, Mon Jun 16 14:30:44 2025 UTC
# Line 14  Line 14 
14   *                                                                         *   *                                                                         *
15   ***************************************************************************/   ***************************************************************************/
16    
17    #define _POSIX_C_SOURCE 200809L
18    
19    #include "log.h"
20  #include "io.h"  #include "io.h"
21  #include <stdio.h>  #include "common.h"
22  #include <stdarg.h>  #include <stdarg.h>
23  #include <sys/types.h>  #include <string.h>
24  #include <time.h>  #include <time.h>
25  #include <unistd.h>  #include <unistd.h>
26    #include <sys/types.h>
27    
28  #define _POSIX_C_SOURCE 200809L  #define STR_LOG_TIME_MAX_LEN 50
 #include <string.h>  
29    
30  FILE *fp_common_log;  static FILE *fp_common_log;
31  FILE *fp_error_log;  static FILE *fp_error_log;
32    
33  int log_begin(char *common_log_file, char *error_log_file)  int log_begin(char *common_log_file, char *error_log_file)
34  {  {
# Line 52  void log_end() Line 55  void log_end()
55          fclose(fp_error_log);          fclose(fp_error_log);
56  }  }
57    
58  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)
59  {  {
60          time_t t;          time_t t;
61          struct tm gm_tm;          struct tm gm_tm;
62          char s_time[256];          char s_time[STR_LOG_TIME_MAX_LEN + 1];
63    
64          time(&t);          time(&t);
65          gmtime_r(&t, &gm_tm);          gmtime_r(&t, &gm_tm);
66          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());  
67    
68          return 0;          if (log_level == LOG_LEVEL_COMMON)
69            {
70                    snprintf(buf, len, "[%s] [%d] [INFO] ", s_time, getpid());
71            }
72            else // if (log_level == LOG_LEVEL_ERROR)
73            {
74                    snprintf(buf, len, "[%s] [%d] [ERROR] [%s:%d] ", s_time, getpid(), app_file, app_line);
75            }
76  }  }
77    
78  int log_common(const char *format, ...)  int log_printf(int log_level, const char *app_file, int app_line, const char *format, ...)
79  {  {
80          va_list args;          va_list args;
81          int retval;          int retval;
82          char buf[1024];          char buf[LINE_BUFFER_LEN];
83            FILE *fp_log;
84    
85          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[1024];  
86    
87          log_head(buf, sizeof(buf));          log_head(buf, sizeof(buf), log_level, app_file, app_line);
88          strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));          strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));
89    
90          va_start(args, format);          va_start(args, format);
91          retval = vfprintf(fp_error_log, buf, args);          retval = vfprintf(fp_log, buf, args);
92          va_end(args);          va_end(args);
93    
94          fflush(fp_error_log);          fflush(fp_log);
95    
96          return retval;          return retval;
97  }  }

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