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mmeineke |
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#include <stdlib.h> |
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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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void usage( void ); |
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char* program_name; |
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int main( int argc, char* argv[] ){ |
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double realTime, currentTime, lastTime; |
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double boxX, boxY, boxZ; |
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char* foo; |
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char* in_name; |
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char* out_name; |
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char readBuffer[2000]; |
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int i,j,k; |
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int lineNum; |
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FILE *in_file; |
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FILE *out_file; |
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program_name = argv[0]; |
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out_name = argv[1]; |
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if( !access( out_name, F_OK ) ){ |
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in_file = fopen( out_name, "r" ); |
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lineNum =0; |
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if( in_file == NULL ){ |
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printf( "Error opening \"%s\"\n", out_name ); |
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exit(8); |
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} |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", out_name, lineNum ); |
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exit(8); |
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} |
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while( !feof( in_file ) ){ |
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i = atoi(readBuffer); |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", |
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out_name, lineNum); |
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exit(8); |
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} |
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foo = strtok( readBuffer, " \t;,\n" ); |
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lastTime = atof( foo ); |
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for(j=0; j<i; j++){ |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d," |
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" with atom %d\n", out_name, lineNum, j); |
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exit(8); |
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} |
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} |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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} |
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fclose( in_file ); |
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out_file = fopen( out_name, "a" ); |
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} |
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else{ |
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out_file = fopen( out_name, "w" ); |
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lastTime = 0.0; |
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in_name = argv[2]; |
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in_file = fopen( in_name, "r" ); |
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lineNum = 0; |
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if( in_file == NULL ){ |
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printf( "Error opening \"%s\"\n", in_name ); |
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exit(8); |
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} |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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fprintf( out_file, "%s", readBuffer ); |
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i = atoi(readBuffer); |
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fgets(readBuffer, sizeof(readBuffer), in_file); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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fprintf( out_file, "%s", readBuffer ); |
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for(j=0; j<i; j++){ |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d," |
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" with atom %d\n", in_name, lineNum, j); |
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exit(8); |
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} |
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fprintf( out_file, "%s", readBuffer ); |
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} |
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fclose( in_file ); |
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} |
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for( k=2; k<argc; k++ ){ |
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in_name = argv[k]; |
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in_file = fopen( in_name, "r" ); |
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lineNum = 0; |
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if( in_file == NULL ){ |
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printf( "Error opening \"%s\"\n", in_name ); |
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exit(8); |
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} |
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// skip the zero frame |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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i = atoi(readBuffer); |
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fgets(readBuffer, sizeof(readBuffer), in_file); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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for(j=0; j<i; j++){ |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d," |
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" with atom %d\n", in_name, lineNum, j); |
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exit(8); |
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} |
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} |
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// now start reading and writing |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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while( !feof( in_file ) ){ |
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fprintf( out_file, "%s", readBuffer ); |
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i = atoi(readBuffer); |
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fgets(readBuffer, sizeof(readBuffer), in_file); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d\n", in_name, lineNum ); |
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exit(8); |
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} |
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foo = strtok(readBuffer, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading time at line %d in %s\n", lineNum, in_name); |
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exit(8); |
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} |
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currentTime = atof( foo ); |
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realTime = currentTime + lastTime; |
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxX at line %d in %s\n", lineNum, in_name); |
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exit(8); |
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} |
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boxX = atof( foo ); |
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxY at line %d in %s\n", lineNum, in_name); |
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exit(8); |
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} |
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boxY = atof( foo ); |
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxZ at line %d in %s\n", lineNum, in_name); |
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exit(8); |
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} |
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boxZ = atof( foo ); |
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fprintf( out_file, "%lf\t%lf\t%lf\t%lf\n", |
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realTime, boxX, boxY, boxZ ); |
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for(j=0; j<i; j++){ |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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if( feof( in_file ) ){ |
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printf( "File %s ended unexpectedly at line %d," |
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" with atom %d\n", in_name, lineNum, j); |
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exit(8); |
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} |
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fprintf( out_file, "%s", readBuffer ); |
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} |
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fgets( readBuffer, sizeof( readBuffer ), in_file ); |
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lineNum++; |
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} |
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lastTime = realTime; |
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fclose( in_file ); |
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} |
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fclose( out_file ); |
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return 0; |
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} |