| 1 | 
mmeineke | 
47 | 
#include <stdlib.h> | 
| 2 | 
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#include <stdio.h> | 
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#include <string.h> | 
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#include <unistd.h> | 
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mmeineke | 
105 | 
#define MAX_FILES 1000 | 
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mmeineke | 
681 | 
#define STR_BUFFER 2000 | 
| 8 | 
mmeineke | 
47 | 
 | 
| 9 | 
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void usage( void ); | 
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| 11 | 
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char* program_name; | 
| 12 | 
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| 14 | 
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int main( int argc, char* argv[] ){ | 
| 15 | 
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   | 
| 16 | 
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  double realTime, currentTime, lastTime; | 
| 17 | 
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  double boxX, boxY, boxZ; | 
| 18 | 
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  char* foo; | 
| 19 | 
mmeineke | 
105 | 
  char* in_name[MAX_FILES]; | 
| 20 | 
mmeineke | 
681 | 
  char readBuffer[STR_BUFFER]; | 
| 21 | 
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  char writeBuffer[STR_BUFFER]; | 
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mmeineke | 
47 | 
  int i,j,k; | 
| 23 | 
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  int lineNum; | 
| 24 | 
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 | 
| 25 | 
mmeineke | 
105 | 
  int current_flag; | 
| 26 | 
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  int done; | 
| 27 | 
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   | 
| 28 | 
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  char* out_name; | 
| 29 | 
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  int have_out = 0; | 
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| 31 | 
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  int timeMod = 1; | 
| 32 | 
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| 33 | 
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  int nFiles; | 
| 34 | 
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  int index; | 
| 35 | 
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   | 
| 36 | 
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  int printMe = 0; | 
| 37 | 
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  int skipFirst = 0; | 
| 38 | 
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 | 
| 39 | 
mmeineke | 
47 | 
  FILE *in_file; | 
| 40 | 
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  FILE *out_file; | 
| 41 | 
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   | 
| 42 | 
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  program_name = argv[0]; | 
| 43 | 
mmeineke | 
105 | 
 | 
| 44 | 
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  nFiles = 0; | 
| 45 | 
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  for( i = 1; i < argc; i++){ | 
| 46 | 
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     | 
| 47 | 
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    if(argv[i][0] =='-'){ | 
| 48 | 
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| 49 | 
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      // parse the option | 
| 50 | 
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       | 
| 51 | 
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      if(argv[i][1] == '-' ){ | 
| 52 | 
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| 53 | 
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        // parse long word options | 
| 54 | 
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         | 
| 55 | 
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        fprintf( stderr,  | 
| 56 | 
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                 "Invalid option \"%s\"\n", argv[i] ); | 
| 57 | 
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        usage(); | 
| 58 | 
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         | 
| 59 | 
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      } | 
| 60 | 
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       | 
| 61 | 
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      else{ | 
| 62 | 
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         | 
| 63 | 
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        // parse single character options | 
| 64 | 
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         | 
| 65 | 
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        done = 0; | 
| 66 | 
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        j = 1; | 
| 67 | 
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        current_flag = argv[i][j]; | 
| 68 | 
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        while( (current_flag != '\0') && (!done) ){ | 
| 69 | 
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           | 
| 70 | 
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          switch(current_flag){ | 
| 71 | 
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| 72 | 
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          case 'o': | 
| 73 | 
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            // -o <outFile> => the output file. | 
| 74 | 
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| 75 | 
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            i++; | 
| 76 | 
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            out_name = argv[i]; | 
| 77 | 
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            have_out = 1; | 
| 78 | 
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            done = 1; | 
| 79 | 
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            break; | 
| 80 | 
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| 81 | 
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          case 't': | 
| 82 | 
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            // -t <#> => the time increment | 
| 83 | 
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| 84 | 
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            i++; | 
| 85 | 
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            timeMod = atoi( argv[i] ); | 
| 86 | 
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            done = 1; | 
| 87 | 
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            break; | 
| 88 | 
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| 89 | 
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          case 'h': | 
| 90 | 
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            // -h => display help | 
| 91 | 
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             | 
| 92 | 
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            usage(); | 
| 93 | 
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            break; | 
| 94 | 
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         | 
| 95 | 
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          case 's': | 
| 96 | 
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            // -b => skip first frame | 
| 97 | 
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| 98 | 
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            skipFirst = 1; | 
| 99 | 
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            break; | 
| 100 | 
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| 101 | 
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          default: | 
| 102 | 
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| 103 | 
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            (void)fprintf(stderr, "Bad option \"-%c\"\n", current_flag); | 
| 104 | 
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            usage(); | 
| 105 | 
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          } | 
| 106 | 
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          j++; | 
| 107 | 
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          current_flag = argv[i][j]; | 
| 108 | 
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        } | 
| 109 | 
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      } | 
| 110 | 
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    } | 
| 111 | 
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| 112 | 
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    else{ | 
| 113 | 
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       | 
| 114 | 
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      nFiles++; | 
| 115 | 
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      if( nFiles >= MAX_FILES ){ | 
| 116 | 
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        printf( "Error, MAX_FILES, %d, exceeded at %s\n", MAX_FILES, argv[i] ); | 
| 117 | 
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        exit(0); | 
| 118 | 
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      } | 
| 119 | 
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       | 
| 120 | 
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      in_name[(nFiles-1)] = argv[i]; | 
| 121 | 
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    } | 
| 122 | 
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  } | 
| 123 | 
mmeineke | 
47 | 
   | 
| 124 | 
mmeineke | 
105 | 
  if( !have_out ){ | 
| 125 | 
mmeineke | 
47 | 
     | 
| 126 | 
mmeineke | 
105 | 
    in_file = fopen( in_name[0], "r" ); | 
| 127 | 
mmeineke | 
47 | 
    lineNum =0; | 
| 128 | 
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    if( in_file == NULL ){ | 
| 129 | 
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      printf( "Error opening \"%s\"\n", out_name ); | 
| 130 | 
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      exit(8); | 
| 131 | 
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    } | 
| 132 | 
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     | 
| 133 | 
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    fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 134 | 
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    lineNum++; | 
| 135 | 
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    if( feof( in_file ) ){ | 
| 136 | 
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      printf( "File %s ended unexpectedly at line %d\n", out_name, lineNum ); | 
| 137 | 
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      exit(8); | 
| 138 | 
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    } | 
| 139 | 
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     | 
| 140 | 
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    while( !feof( in_file ) ){ | 
| 141 | 
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       | 
| 142 | 
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      i = atoi(readBuffer); | 
| 143 | 
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       | 
| 144 | 
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      fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 145 | 
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      lineNum++;     | 
| 146 | 
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      if( feof( in_file ) ){ | 
| 147 | 
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        printf( "File %s ended unexpectedly at line %d\n", | 
| 148 | 
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                out_name, lineNum); | 
| 149 | 
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        exit(8); | 
| 150 | 
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      } | 
| 151 | 
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       | 
| 152 | 
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      foo = strtok( readBuffer, " \t;,\n" ); | 
| 153 | 
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      lastTime = atof( foo ); | 
| 154 | 
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       | 
| 155 | 
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      for(j=0; j<i; j++){ | 
| 156 | 
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         | 
| 157 | 
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        fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 158 | 
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        lineNum++;     | 
| 159 | 
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        if( feof( in_file ) ){ | 
| 160 | 
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          printf( "File %s ended unexpectedly at line %d," | 
| 161 | 
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                  " with atom %d\n", out_name, lineNum, j); | 
| 162 | 
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          exit(8); | 
| 163 | 
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        } | 
| 164 | 
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         | 
| 165 | 
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      } | 
| 166 | 
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            | 
| 167 | 
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      fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 168 | 
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      lineNum++; | 
| 169 | 
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    } | 
| 170 | 
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     | 
| 171 | 
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    fclose( in_file ); | 
| 172 | 
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| 173 | 
mmeineke | 
105 | 
    out_file = fopen( in_name[0], "a" ); | 
| 174 | 
mmeineke | 
47 | 
  } | 
| 175 | 
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   | 
| 176 | 
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  else{ | 
| 177 | 
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     | 
| 178 | 
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    out_file = fopen( out_name, "w" ); | 
| 179 | 
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    lastTime = 0.0; | 
| 180 | 
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     | 
| 181 | 
mmeineke | 
105 | 
    in_file = fopen( in_name[0], "r" ); | 
| 182 | 
mmeineke | 
47 | 
    lineNum = 0; | 
| 183 | 
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    if( in_file == NULL ){ | 
| 184 | 
mmeineke | 
105 | 
      printf( "Error opening \"%s\"\n", in_name[0] ); | 
| 185 | 
mmeineke | 
47 | 
      exit(8); | 
| 186 | 
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    } | 
| 187 | 
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| 188 | 
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    fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 189 | 
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    lineNum++; | 
| 190 | 
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    if( feof( in_file ) ){ | 
| 191 | 
mmeineke | 
105 | 
      printf( "File %s ended unexpectedly at line %d\n", in_name[0], lineNum ); | 
| 192 | 
mmeineke | 
47 | 
      exit(8); | 
| 193 | 
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    } | 
| 194 | 
mmeineke | 
105 | 
        | 
| 195 | 
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    while( !feof( in_file ) ){ | 
| 196 | 
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       | 
| 197 | 
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       | 
| 198 | 
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      i = atoi(readBuffer); | 
| 199 | 
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       | 
| 200 | 
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      fgets(readBuffer, sizeof(readBuffer), in_file); | 
| 201 | 
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      lineNum++; | 
| 202 | 
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      if( feof( in_file ) ){ | 
| 203 | 
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        printf( "File %s ended unexpectedly at line %d\n", in_name[0],  | 
| 204 | 
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                lineNum ); | 
| 205 | 
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        exit(8); | 
| 206 | 
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      } | 
| 207 | 
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       | 
| 208 | 
mmeineke | 
681 | 
      for(j=0; j<STR_BUFFER; j++) writeBuffer[j] = readBuffer[j]; | 
| 209 | 
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       | 
| 210 | 
mmeineke | 
105 | 
  | 
| 211 | 
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      foo = strtok(readBuffer, " ,;\t"); | 
| 212 | 
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      if(foo == NULL){ | 
| 213 | 
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        printf("error in reading time at line %d in %s\n", lineNum,  | 
| 214 | 
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               in_name[0]); | 
| 215 | 
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        exit(8); | 
| 216 | 
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      } | 
| 217 | 
mmeineke | 
47 | 
     | 
| 218 | 
mmeineke | 
681 | 
      j = strlen( foo ); | 
| 219 | 
mmeineke | 
105 | 
      currentTime = atof( foo ); | 
| 220 | 
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      realTime = currentTime + lastTime; | 
| 221 | 
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       | 
| 222 | 
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      printMe = !( ((int)realTime) % timeMod ); | 
| 223 | 
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       | 
| 224 | 
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      if( printMe ){ | 
| 225 | 
mmeineke | 
681 | 
        fprintf( out_file,  | 
| 226 | 
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                 "%d\n" | 
| 227 | 
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                 "%d%s\n", | 
| 228 | 
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                 i, realTime, &(writeBuffer[j]) );       | 
| 229 | 
mmeineke | 
105 | 
      } | 
| 230 | 
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       | 
| 231 | 
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      for(j=0; j<i; j++){ | 
| 232 | 
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         | 
| 233 | 
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        fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 234 | 
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        lineNum++;     | 
| 235 | 
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        if( feof( in_file ) ){ | 
| 236 | 
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          printf( "File %s ended unexpectedly at line %d," | 
| 237 | 
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                  " with atom %d\n", in_name[0], lineNum, j); | 
| 238 | 
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          exit(8); | 
| 239 | 
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        } | 
| 240 | 
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         | 
| 241 | 
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        if(printMe) fprintf( out_file, "%s", readBuffer ); | 
| 242 | 
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 | 
| 243 | 
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      } | 
| 244 | 
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            | 
| 245 | 
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      fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 246 | 
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      lineNum++; | 
| 247 | 
mmeineke | 
47 | 
    } | 
| 248 | 
mmeineke | 
105 | 
     | 
| 249 | 
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  | 
    lastTime = realTime; | 
| 250 | 
mmeineke | 
47 | 
    fclose( in_file ); | 
| 251 | 
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  } | 
| 252 | 
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 | 
| 253 | 
mmeineke | 
105 | 
  for( k=1; k<nFiles; k++ ){ | 
| 254 | 
mmeineke | 
47 | 
 | 
| 255 | 
mmeineke | 
105 | 
    in_file = fopen( in_name[k], "r" ); | 
| 256 | 
mmeineke | 
47 | 
    lineNum = 0; | 
| 257 | 
  | 
  | 
    if( in_file == NULL ){ | 
| 258 | 
mmeineke | 
105 | 
      printf( "Error opening \"%s\"\n", in_name[k] ); | 
| 259 | 
mmeineke | 
47 | 
      exit(8); | 
| 260 | 
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  | 
    } | 
| 261 | 
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     | 
| 262 | 
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     | 
| 263 | 
mmeineke | 
105 | 
    // if this is a time = 0.0 frame then don't write it. | 
| 264 | 
mmeineke | 
47 | 
 | 
| 265 | 
mmeineke | 
105 | 
    if( skipFirst ){ | 
| 266 | 
mmeineke | 
47 | 
      fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 267 | 
mmeineke | 
105 | 
      lineNum++; | 
| 268 | 
mmeineke | 
47 | 
      if( feof( in_file ) ){ | 
| 269 | 
mmeineke | 
105 | 
        printf( "File %s ended unexpectedly at line %d\n", in_name[k],  | 
| 270 | 
  | 
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                lineNum ); | 
| 271 | 
mmeineke | 
47 | 
        exit(8); | 
| 272 | 
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      } | 
| 273 | 
mmeineke | 
105 | 
       | 
| 274 | 
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      i = atoi(readBuffer); | 
| 275 | 
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       | 
| 276 | 
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      fgets(readBuffer, sizeof(readBuffer), in_file); | 
| 277 | 
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      lineNum++; | 
| 278 | 
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      if( feof( in_file ) ){ | 
| 279 | 
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        printf( "File %s ended unexpectedly at line %d\n", in_name[k],  | 
| 280 | 
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                lineNum ); | 
| 281 | 
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        exit(8); | 
| 282 | 
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      } | 
| 283 | 
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       | 
| 284 | 
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      for(j=0; j<i; j++){ | 
| 285 | 
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         | 
| 286 | 
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        fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 287 | 
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        lineNum++;     | 
| 288 | 
  | 
  | 
        if( feof( in_file ) ){ | 
| 289 | 
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  | 
          printf( "File %s ended unexpectedly at line %d," | 
| 290 | 
  | 
  | 
                  " with atom %d\n", in_name[k], lineNum, j); | 
| 291 | 
  | 
  | 
          exit(8); | 
| 292 | 
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  | 
        } | 
| 293 | 
  | 
  | 
      } | 
| 294 | 
mmeineke | 
47 | 
    } | 
| 295 | 
mmeineke | 
105 | 
 | 
| 296 | 
mmeineke | 
47 | 
    // now start reading and writing | 
| 297 | 
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  | 
 | 
| 298 | 
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  | 
    fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 299 | 
  | 
  | 
    lineNum++; | 
| 300 | 
  | 
  | 
    if( feof( in_file ) ){ | 
| 301 | 
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  | 
      printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); | 
| 302 | 
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  | 
      exit(8); | 
| 303 | 
  | 
  | 
    } | 
| 304 | 
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     | 
| 305 | 
  | 
  | 
    while( !feof( in_file ) ){ | 
| 306 | 
  | 
  | 
       | 
| 307 | 
  | 
  | 
      i = atoi(readBuffer); | 
| 308 | 
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       | 
| 309 | 
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  | 
      fgets(readBuffer, sizeof(readBuffer), in_file); | 
| 310 | 
  | 
  | 
      lineNum++; | 
| 311 | 
  | 
  | 
      if( feof( in_file ) ){ | 
| 312 | 
mmeineke | 
105 | 
        printf( "File %s ended unexpectedly at line %d\n", in_name[k],  | 
| 313 | 
  | 
  | 
                lineNum ); | 
| 314 | 
mmeineke | 
47 | 
        exit(8); | 
| 315 | 
  | 
  | 
      } | 
| 316 | 
  | 
  | 
       | 
| 317 | 
mmeineke | 
681 | 
      for(j=0; j<STR_BUFFER; j++) writeBuffer[j] = readBuffer[j]; | 
| 318 | 
mmeineke | 
47 | 
  | 
| 319 | 
  | 
  | 
      foo = strtok(readBuffer, " ,;\t"); | 
| 320 | 
  | 
  | 
      if(foo == NULL){ | 
| 321 | 
mmeineke | 
105 | 
        printf("error in reading time at line %d in %s\n", lineNum,  | 
| 322 | 
  | 
  | 
               in_name[k]); | 
| 323 | 
mmeineke | 
47 | 
        exit(8); | 
| 324 | 
  | 
  | 
      } | 
| 325 | 
mmeineke | 
681 | 
 | 
| 326 | 
  | 
  | 
      j = strlen( foo ); | 
| 327 | 
mmeineke | 
47 | 
      currentTime = atof( foo ); | 
| 328 | 
  | 
  | 
      realTime = currentTime + lastTime; | 
| 329 | 
  | 
  | 
       | 
| 330 | 
mmeineke | 
105 | 
      printMe = !( ((int)realTime) % timeMod ); | 
| 331 | 
mmeineke | 
47 | 
       | 
| 332 | 
mmeineke | 
105 | 
      if( printMe ){ | 
| 333 | 
mmeineke | 
681 | 
        fprintf( out_file,  | 
| 334 | 
  | 
  | 
                 "%d\n" | 
| 335 | 
  | 
  | 
                 "%d%s\n", | 
| 336 | 
  | 
  | 
                 i, realTime, &(writeBuffer[j]) );       | 
| 337 | 
mmeineke | 
105 | 
      } | 
| 338 | 
  | 
  | 
       | 
| 339 | 
mmeineke | 
47 | 
      for(j=0; j<i; j++){ | 
| 340 | 
  | 
  | 
         | 
| 341 | 
  | 
  | 
        fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 342 | 
  | 
  | 
        lineNum++;     | 
| 343 | 
  | 
  | 
        if( feof( in_file ) ){ | 
| 344 | 
  | 
  | 
          printf( "File %s ended unexpectedly at line %d," | 
| 345 | 
mmeineke | 
105 | 
                  " with atom %d\n", in_name[k], lineNum, j); | 
| 346 | 
mmeineke | 
47 | 
          exit(8); | 
| 347 | 
  | 
  | 
        } | 
| 348 | 
  | 
  | 
         | 
| 349 | 
mmeineke | 
105 | 
        if(printMe) fprintf( out_file, "%s", readBuffer ); | 
| 350 | 
mmeineke | 
47 | 
 | 
| 351 | 
  | 
  | 
      } | 
| 352 | 
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  | 
            | 
| 353 | 
  | 
  | 
      fgets( readBuffer, sizeof( readBuffer ), in_file ); | 
| 354 | 
  | 
  | 
      lineNum++; | 
| 355 | 
  | 
  | 
    } | 
| 356 | 
  | 
  | 
     | 
| 357 | 
  | 
  | 
    lastTime = realTime; | 
| 358 | 
  | 
  | 
    fclose( in_file ); | 
| 359 | 
  | 
  | 
  } | 
| 360 | 
  | 
  | 
 | 
| 361 | 
  | 
  | 
  fclose( out_file ); | 
| 362 | 
  | 
  | 
   | 
| 363 | 
  | 
  | 
  return 0; | 
| 364 | 
  | 
  | 
} | 
| 365 | 
mmeineke | 
105 | 
 | 
| 366 | 
  | 
  | 
 | 
| 367 | 
  | 
  | 
/*************************************************************************** | 
| 368 | 
  | 
  | 
 * prints out the usage for the command line arguments, then exits. | 
| 369 | 
  | 
  | 
 ***************************************************************************/ | 
| 370 | 
  | 
  | 
 | 
| 371 | 
  | 
  | 
void usage(){ | 
| 372 | 
  | 
  | 
  (void)fprintf(stderr,  | 
| 373 | 
  | 
  | 
                "The proper usage is: %s [options] dumpFile1 dumpFile2...\n" | 
| 374 | 
  | 
  | 
                "\n" | 
| 375 | 
  | 
  | 
                "Options:\n" | 
| 376 | 
  | 
  | 
                "\n" | 
| 377 | 
  | 
  | 
                "   -o <outFile>  the output file\n" | 
| 378 | 
  | 
  | 
                "                     *default is to append to first file.\n" | 
| 379 | 
  | 
  | 
                "   -t <#>        only print out time steps that are\n" | 
| 380 | 
  | 
  | 
                "                      increments of <#>\n" | 
| 381 | 
  | 
  | 
                "   -s            skip the first frame (t = 0.0 )\n" | 
| 382 | 
  | 
  | 
                "\n" | 
| 383 | 
  | 
  | 
                "   -h            display this message\n" | 
| 384 | 
  | 
  | 
                "\n", | 
| 385 | 
  | 
  | 
                program_name); | 
| 386 | 
  | 
  | 
  exit(8); | 
| 387 | 
  | 
  | 
} |