src/include/gauger.h

   1 /** ---------------------------------------------------------------------------
   2  * This software is in the public domain, furnished "as is", without technical
   3  * support, and with no warranty, express or implied, as to its usefulness for
   4  * any purpose.
   5  *
   6  * gauger.h
   7  * Interface for C programs to log remotely to a gauger server
   8  *
   9  * Author: Bartlomiej Polot
  10  * -------------------------------------------------------------------------*/
  11 #ifndef __GAUGER_H__
  12 #define __GAUGER_H__
  13
  14 #ifndef WINDOWS
  15
  16 #include <unistd.h>
  17 #include <stdio.h>
  18 #include <sys/wait.h>
  19
  20 #define GAUGER(category, counter, value, unit)\
  21 {\
  22     char* __gauger_v[10];\
  23     char __gauger_s[32];\
  24     pid_t __gauger_p;\
  25     if(!(__gauger_p=fork())){\
  26         if(!fork()){\
  27             sprintf(__gauger_s,"%Lf", (long double) (value));\
  28             __gauger_v[0] = "gauger-cli.py";\
  29             __gauger_v[1] = "-n";\
  30             __gauger_v[2] = counter;\
  31             __gauger_v[3] = "-d";\
  32             __gauger_v[4] = __gauger_s;\
  33             __gauger_v[5] = "-u";\
  34             __gauger_v[6] = unit;\
  35             __gauger_v[7] = "-c";\
  36             __gauger_v[8] = category;\
  37             __gauger_v[9] = (char *)NULL;\
  38             execvp("gauger-cli.py",__gauger_v);\
  39             perror("gauger");\
  40             _exit(1);\
  41         }else{\
  42             _exit(0);\
  43         }\
  44     }else{\
  45         waitpid(__gauger_p,NULL,0);\
  46     }\
  47 }
  48
  49 #define GAUGER_ID(category, counter, value, unit, id)\
  50 {\
  51     char* __gauger_v[12];\
  52     char __gauger_s[32];\
  53     pid_t __gauger_p;\
  54     if(!(__gauger_p=fork())){\
  55         if(!fork()){\
  56             sprintf(__gauger_s,"%Lf", (long double) (value));\
  57             __gauger_v[0] = "gauger-cli.py";\
  58             __gauger_v[1] = "-n";\
  59             __gauger_v[2] = counter;\
  60             __gauger_v[3] = "-d";\
  61             __gauger_v[4] = __gauger_s;\
  62             __gauger_v[5] = "-u";\
  63             __gauger_v[6] = unit;\
  64             __gauger_v[7] = "-i";\
  65             __gauger_v[8] = id;\
  66             __gauger_v[9] = "-c";\
  67             __gauger_v[10] = category;\
  68             __gauger_v[11] = (char *)NULL;\
  69             execvp("gauger-cli.py",__gauger_v);\
  70             perror("gauger");\
  71             _exit(1);\
  72         }else{\
  73             _exit(0);\
  74         }\
  75     }else{\
  76         waitpid(__gauger_p,NULL,0);\
  77     }\
  78 }
  79
  80 #else
  81
  82 #define GAUGER_ID(category, counter, value, unit, id) {}
  83 #define GAUGER(category, counter, value, unit) {}
  84
  85 #endif // WINDOWS
  86
  87 #endif