src/rrdupdate.c

   1 /*****************************************************************************
   2  * RRDtool 1.7.2 Copyright by Tobi Oetiker, 1997-2019
   3  *****************************************************************************
   4  * rrdupdate.c  Main program for the (standalone) rrdupdate utility
   5  *****************************************************************************
   6  * $Id$
   7  *****************************************************************************/
   8
   9 #include "rrd_config.h"
  10
  11 #include "rrd.h"
  12 /* for basename */
  13 #ifdef HAVE_LIBGEN_H
  14 #  include <libgen.h>
  15 #else
  16 #include "plbasename.h"
  17 #endif
  18
  19 int main(
  20     int argc,
  21     char **argv)
  22 {
  23     char *name=basename(argv[0]);
  24     rrd_info_t *info;
  25
  26     if (!strcmp(name, "rrdcreate")) {
  27         rrd_create(argc, argv);
  28     }
  29     else if (!strcmp(name, "rrdinfo")) {
  30          info=rrd_info(argc, argv);
  31          rrd_info_print(info);
  32          rrd_info_free(info);
  33     }
  34     else {
  35         rrd_update(argc, argv);
  36     }
  37
  38     if (rrd_test_error()) {
  39          printf("RRDtool " PACKAGE_VERSION
  40                "  Copyright by Tobi Oetiker\n\n");
  41         if (!strcmp(name, "rrdcreate")) {
  42             printf("Usage: rrdcreate <filename>\n"
  43                    "\t\t\t[--start|-b start time]\n"
  44                    "\t\t\t[--step|-s step]\n"
  45                    "\t\t\t[--no-overwrite]\n"
  46                    "\t\t\t[DS:ds-name:DST:dst arguments]\n"
  47                    "\t\t\t[RRA:CF:cf arguments]\n\n");
  48        }
  49        else if (!strcmp(name, "rrdinfo")) {
  50            printf("Usage: rrdinfo <filename>\n");
  51        }
  52        else {
  53             printf("Usage: rrdupdate <filename>\n"
  54                    "\t\t\t[--template|-t ds-name[:ds-name]...]\n"
  55                    "\t\t\t[--skip-past-updates]\n"
  56                    "\t\t\ttime|N:value[:value...]\n\n"
  57                    "\t\t\tat-time@value[:value...]\n\n"
  58                    "\t\t\t[ time:value[:value...] ..]\n\n");
  59        }
  60
  61        printf("ERROR: %s\n", rrd_get_error());
  62        rrd_clear_error();
  63        return 1;
  64    }
  65     return 0;
  66 }