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Overview
Comment:Add the --max-data and --max-as options to dbfuzz2. Also cause dbfuzz2 to show its maximum RSS size upon exit in standalone mode with the -v option.
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SHA3-256: 7ce93e824a954d1e0cf8d7343e59a2660175f42bd4dac02aed8ad77644e7eb2f
User & Date: drh 2019-01-21 13:47:55
Context
2019-01-21
14:49
Minor fix the fallocate.test module change from [7cd56cad5efead5] check-in: 94fb7a47 user: drh tags: trunk
13:47
Add the --max-data and --max-as options to dbfuzz2. Also cause dbfuzz2 to show its maximum RSS size upon exit in standalone mode with the -v option. check-in: 7ce93e82 user: drh tags: trunk
2019-01-20
00:03
Add the --max-stack option to dbfuzz2. check-in: c11ae4fe user: drh tags: trunk
Changes
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Changes to test/dbfuzz2.c.

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        eVerbosity += n;
        continue;
      }
      if( strcmp(z,"vdbe-debug")==0 ){
        bVdbeDebug = 1;
        continue;
      }
      if( strcmp(z,"max-stack")==0 ){



        struct rlimit x,y;


        if( i+1==argc ){
          fprintf(stderr, "missing argument to %s\n", argv[i]);
          exit(1);
        }








        memset(&x,0,sizeof(x));
        getrlimit(RLIMIT_STACK, &x);
        y.rlim_cur = atoi(argv[++i]);
        y.rlim_max = x.rlim_cur;
        setrlimit(RLIMIT_STACK, &y);
        memset(&y,0,sizeof(y));
        getrlimit(RLIMIT_STACK, &y);
        printf("Stack size limit changed from %d to %d\n", 
               (int)x.rlim_cur, (int)y.rlim_cur);
        continue;
      }
    }
    argv[j++] = argv[i];
  }
  argv[j] = 0;
  *pArgc = j;
................................................................................
    pIn = readFile(argv[i], &nIn);
    if( pIn ){
      LLVMFuzzerTestOneInput((const uint8_t*)pIn, (size_t)nIn);
      free(pIn);
    }
  }
  if( eVerbosity>0 ){

    printf("SQLite %s\n", sqlite3_sourceid());




  }
  return 0;
}
#endif /*STANDALONE*/







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        eVerbosity += n;
        continue;
      }
      if( strcmp(z,"vdbe-debug")==0 ){
        bVdbeDebug = 1;
        continue;
      }
      if( strcmp(z,"max-stack")==0
       || strcmp(z,"max-data")==0
       || strcmp(z,"max-as")==0
      ){
        struct rlimit x,y;
        int resource = RLIMIT_STACK;
        char *zType = "RLIMIT_STACK";
        if( i+1==argc ){
          fprintf(stderr, "missing argument to %s\n", argv[i]);
          exit(1);
        }
        if( z[4]=='d' ){
          resource = RLIMIT_DATA;
          zType = "RLIMIT_DATA";
        }
        if( z[4]=='a' ){
          resource = RLIMIT_AS;
          zType = "RLIMIT_AS";
        }
        memset(&x,0,sizeof(x));
        getrlimit(resource, &x);
        y.rlim_cur = atoi(argv[++i]);
        y.rlim_max = x.rlim_cur;
        setrlimit(resource, &y);
        memset(&y,0,sizeof(y));
        getrlimit(resource, &y);
        printf("%s changed from %d to %d\n", 
               zType, (int)x.rlim_cur, (int)y.rlim_cur);
        continue;
      }
    }
    argv[j++] = argv[i];
  }
  argv[j] = 0;
  *pArgc = j;
................................................................................
    pIn = readFile(argv[i], &nIn);
    if( pIn ){
      LLVMFuzzerTestOneInput((const uint8_t*)pIn, (size_t)nIn);
      free(pIn);
    }
  }
  if( eVerbosity>0 ){
    struct rusage x;
    printf("SQLite %s\n", sqlite3_sourceid());
    memset(&x, 0, sizeof(x));
    if( getrusage(RUSAGE_SELF, &x)==0 ){
      printf("Maximum RSS = %ld KB\n", x.ru_maxrss);
    }
  }
  return 0;
}
#endif /*STANDALONE*/