static void fillUpGraph(ReadSet * reads,
KmerOccurenceTable * kmerTable,
Graph * graph,
boolean readTracking,
boolean double_strand,
ReferenceMapping * referenceMappings,
Coordinate referenceMappingCount,
IDnum refCount,
char * roadmapFilename)
{
IDnum readIndex;
RoadMapArray *roadmap = NULL;
Coordinate *annotationOffset = NULL;
struct timeval start, end, diff;
if (referenceMappings)
{
roadmap = importRoadMapArray(roadmapFilename);
annotationOffset = callocOrExit(reads->readCount, Coordinate);
for (readIndex = 1; readIndex < reads->readCount; readIndex++)
annotationOffset[readIndex] = annotationOffset[readIndex - 1]
+ getAnnotationCount(getRoadMapInArray(roadmap, readIndex - 1));
}
resetNodeStatus(graph);
// Allocate memory for the read pairs
if (!readStartsAreActivated(graph))
activateReadStarts(graph);
gettimeofday(&start, NULL);
#ifdef OPENMP
initSmallNodeListMemory();
createNodeLocks(graph);
#pragma omp parallel for
#endif
for (readIndex = refCount; readIndex < reads->readCount; readIndex++)
{
Annotation * annotations = NULL;
IDnum annotationCount = 0;
Category category;
boolean second_in_pair;
if (readIndex % 1000000 == 0)
velvetLog("Ghost Threading through reads %ld / %ld\n",
(long) readIndex, (long) reads->readCount);
category = reads->categories[readIndex];
second_in_pair = reads->categories[readIndex] & 1 && isSecondInPair(reads, readIndex);
if (referenceMappings)
{
annotationCount = getAnnotationCount(getRoadMapInArray(roadmap, readIndex));
annotations = getAnnotationInArray(roadmap->annotations, annotationOffset[readIndex]);
}
ghostThreadSequenceThroughGraph(getTightStringInArray(reads->tSequences, readIndex),
kmerTable,
graph, readIndex + 1,
category,
readTracking, double_strand,
referenceMappings, referenceMappingCount,
refCount, annotations, annotationCount,
second_in_pair);
}
createNodeReadStartArrays(graph);
gettimeofday(&end, NULL);
timersub(&end, &start, &diff);
velvetLog(" === Ghost-Threaded in %ld.%06ld s\n", diff.tv_sec, diff.tv_usec);
gettimeofday(&start, NULL);
#ifdef OPENMP
int threads = omp_get_max_threads();
if (threads > 32)
threads = 32;
#pragma omp parallel for num_threads(threads)
#endif
for (readIndex = 0; readIndex < reads->readCount; readIndex++)
{
Annotation * annotations = NULL;
IDnum annotationCount = 0;
Category category;
boolean second_in_pair;
if (readIndex % 1000000 == 0)
velvetLog("Threading through reads %li / %li\n",
(long) readIndex, (long) reads->readCount);
category = reads->categories[readIndex];
second_in_pair = reads->categories[readIndex] % 2 && isSecondInPair(reads, readIndex);
if (referenceMappings)
{
annotationCount = getAnnotationCount(getRoadMapInArray(roadmap, readIndex));
annotations = getAnnotationInArray(roadmap->annotations, annotationOffset[readIndex]);
}
threadSequenceThroughGraph(getTightStringInArray(reads->tSequences, readIndex),
kmerTable,
graph, readIndex + 1, category,
readTracking, double_strand,
referenceMappings, referenceMappingCount,
refCount, annotations, annotationCount, second_in_pair);
}
gettimeofday(&end, NULL);
timersub(&end, &start, &diff);
velvetLog(" === Threaded in %ld.%06ld s\n", diff.tv_sec, diff.tv_usec);
#ifdef OPENMP
free(nodeLocks);
nodeLocks = NULL;
#endif
if (referenceMappings)
{
destroyRoadMapArray(roadmap);
free (annotationOffset);
}
orderNodeReadStartArrays(graph);
destroySmallNodeListMemmory();
destroyKmerOccurenceTable(kmerTable);
}
// Creates the preNode using insertion marker and annotation lists for each sequence
static void
// Creates the preNode using insertion marker and annotation lists for each sequence
createPreNodes(RoadMapArray * rdmaps, PreGraph * preGraph,
IDnum * markerCounters, InsertionMarker * insertionMarkers,
InsertionMarker * veryLastMarker, IDnum * chains,
SequencesReader *seqReadInfo, int WORDLENGTH)
{
char *sequenceFilename = seqReadInfo->m_seqFilename;
Annotation *annot = rdmaps->annotations;
IDnum latestPreNodeID;
InsertionMarker *currentMarker = insertionMarkers;
IDnum sequenceIndex;
Coordinate currentPosition, nextStop;
IDnum preNodeCounter = 1;
FILE *file = NULL;
char line[50000];
int lineLength = 50000;
Coordinate readIndex;
boolean tooShort;
Kmer initialKmer;
char c;
RoadMap *rdmap;
IDnum annotIndex, lastAnnotIndex;
IDnum markerIndex, lastMarkerIndex;
if (!seqReadInfo->m_bIsBinary) {
file = fopen(sequenceFilename, "r");
if (file == NULL)
exitErrorf(EXIT_FAILURE, true, "Could not read %s", sequenceFilename);
// Reading sequence descriptor in first line
if (sequenceCount_pg(preGraph) > 0 && !fgets(line, lineLength, file))
exitErrorf(EXIT_FAILURE, true, "%s incomplete.", sequenceFilename);
seqReadInfo->m_pFile = file;
}
// Now that we have read all of the annotations, we go on to create the preNodes and tie them up
for (sequenceIndex = 1;
sequenceIndex <= sequenceCount_pg(preGraph);
sequenceIndex++) {
if (sequenceIndex % 1000000 == 0)
velvetLog("Sequence %li / %li\n", (long) sequenceIndex,
(long) sequenceCount_pg(preGraph));
if (!seqReadInfo->m_bIsBinary) {
while (line[0] != '>')
if (!fgets(line, lineLength, file))
exitErrorf(EXIT_FAILURE, true, "%s incomplete.", sequenceFilename);
}
rdmap = getRoadMapInArray(rdmaps, sequenceIndex - 1);
annotIndex = 0;
lastAnnotIndex = getAnnotationCount(rdmap);
markerIndex = 0;
lastMarkerIndex = markerCounters[sequenceIndex];
currentPosition = 0;
// Reading first (k-1) nucleotides
tooShort = false;
clearKmer(&initialKmer);
//velvetLog("Initial kmer: ");
TightString *tString = NULL;
char *strString = NULL;
if (seqReadInfo->m_bIsBinary) {
tString = getTightStringInArray(seqReadInfo->m_sequences->tSequences, sequenceIndex - 1);
strString = readTightString(tString);
}
for (readIndex = 0; readIndex < WORDLENGTH - 1;
readIndex++) {
if (seqReadInfo->m_bIsBinary) {
if (readIndex >= tString->length) {
tooShort = true;
break;
}
c = strString[readIndex];
} else {
c = getc(file);
while (c == '\n' || c == '\r')
c = getc(file);
if (c == '>' || c == 'M' || c == EOF) {
ungetc(c, file);
tooShort = true;
break;
}
}
switch (c) {
case 'A':
case 'N':
pushNucleotide(&initialKmer, ADENINE);
break;
case 'C':
pushNucleotide(&initialKmer, CYTOSINE);
break;
case 'G':
pushNucleotide(&initialKmer, GUANINE);
break;
case 'T':
pushNucleotide(&initialKmer, THYMINE);
break;
default:
velvetLog
("Irregular sequence file: are you sure your Sequence and Roadmap file come from the same source?\n");
fflush(stdout);
abort();
}
}
if (tooShort) {
//velvetLog("Skipping short read.. %d\n", sequenceIndex);
chains[sequenceIndex] = preNodeCounter;
if (seqReadInfo->m_bIsBinary) {
free(strString);
} else {
if (!fgets(line, lineLength, file) && sequenceIndex < sequenceCount_pg(preGraph))
exitErrorf(EXIT_FAILURE, true, "%s incomplete.", sequenceFilename);
}
continue;
}
char *currString = NULL;
if (seqReadInfo->m_bIsBinary) {
currString = &strString[readIndex];
seqReadInfo->m_ppCurrString = &currString;
}
latestPreNodeID = 0;
while (annotIndex < lastAnnotIndex) {
if (markerIndex == lastMarkerIndex
|| getPosition(annot) <=
getInsertionMarkerPosition(currentMarker))
nextStop = getPosition(annot);
else {
nextStop =
getInsertionMarkerPosition
(currentMarker);
}
if (currentPosition != nextStop) {
if (seqReadInfo->m_bIsBinary) {
if (readIndex >= tString->length) {
velvetLog("readIndex %ld beyond string len %ld\n", (uint64_t) readIndex, (uint64_t) tString->length);
exit(1);
}
}
//if (sequenceIndex == 481)
// velvetLog("Adding pre nodes from %lli to %lli\n", (long long) currentPosition, (long long) nextStop);
addPreNodeToPreGraph_pg(preGraph,
currentPosition,
nextStop,
seqReadInfo,
&initialKmer,
preNodeCounter);
if (latestPreNodeID == 0) {
chains[sequenceIndex] =
preNodeCounter;
}
latestPreNodeID = preNodeCounter++;
currentPosition = nextStop;
}
while (markerIndex < lastMarkerIndex
&& getInsertionMarkerPosition(currentMarker)
== nextStop) {
convertMarker(currentMarker,
latestPreNodeID);
currentMarker++;
markerIndex++;
}
while (annotIndex < lastAnnotIndex
&& getPosition(annot) == nextStop) {
for (readIndex = 0;
readIndex <
getAnnotationLength(annot);
readIndex++) {
if (seqReadInfo->m_bIsBinary) {
c = *currString;
currString += 1; // increment the pointer
} else {
c = getc(file);
while (!isalpha(c))
c = getc(file);
}
//if (sequenceIndex == 481)
// velvetLog("(%c)", c);
switch (c) {
case 'A':
case 'N':
pushNucleotide(&initialKmer, ADENINE);
break;
case 'C':
pushNucleotide(&initialKmer, CYTOSINE);
break;
case 'G':
pushNucleotide(&initialKmer, GUANINE);
break;
case 'T':
pushNucleotide(&initialKmer, THYMINE);
break;
default:
velvetLog
("Irregular sequence file: are you sure your Sequence and Roadmap file come from the same source?\n");
fflush(stdout);
#ifdef DEBUG
abort();
#endif
exit(1);
}
}
annot = getNextAnnotation(annot);
annotIndex++;
}
}
while (markerIndex < lastMarkerIndex) {
if (currentPosition ==
getInsertionMarkerPosition(currentMarker)) {
convertMarker(currentMarker,
latestPreNodeID);
currentMarker++;
markerIndex++;
} else {
nextStop =
getInsertionMarkerPosition
(currentMarker);
//if (sequenceIndex == 481)
// velvetLog("Adding pre nodes from %lli to %lli\n", (long long) currentPosition, (long long) nextStop);
addPreNodeToPreGraph_pg(preGraph,
currentPosition,
nextStop, seqReadInfo,
&initialKmer,
preNodeCounter);
if (latestPreNodeID == 0)
chains[sequenceIndex] =
preNodeCounter;
latestPreNodeID = preNodeCounter++;
currentPosition =
getInsertionMarkerPosition
(currentMarker);
}
}
if (seqReadInfo->m_bIsBinary) {
free(strString);
} else {
// End of sequence
if (!fgets(line, lineLength, file) && sequenceIndex < sequenceCount_pg(preGraph))
exitErrorf(EXIT_FAILURE, true, "%s incomplete.", sequenceFilename);
//velvetLog(" \n");
}
if (latestPreNodeID == 0)
chains[sequenceIndex] = preNodeCounter;
}
free(markerCounters);
if (!seqReadInfo->m_bIsBinary) {
fclose(file);
}
}
int main(int argc, char **argv)
{
ReadSet *sequences = NULL;
RoadMapArray *rdmaps;
PreGraph *preGraph;
Graph *graph;
char *directory, *graphFilename, *connectedGraphFilename,
*preGraphFilename, *seqFilename, *roadmapFilename,
*lowCovContigsFilename, *highCovContigsFilename;
double coverageCutoff = -1;
double longCoverageCutoff = -1;
double maxCoverageCutoff = -1;
double expectedCoverage = -1;
Coordinate minContigLength = -1;
Coordinate minContigKmerLength;
boolean *dubious = NULL;
Coordinate insertLength[CATEGORIES];
Coordinate insertLengthLong = -1;
Coordinate std_dev[CATEGORIES];
Coordinate std_dev_long = -1;
short int accelerationBits = 24;
boolean readTracking = false;
boolean exportAssembly = false;
boolean unusedReads = false;
boolean estimateCoverage = false;
boolean estimateCutoff = false;
boolean exportAlignments = false;
FILE *file;
int arg_index, arg_int;
double arg_double;
char *arg;
ShortLength *sequenceLengths = NULL;
Category cat;
boolean scaffolding = true;
int pebbleRounds = 1;
long long longlong_var;
short int short_var;
boolean exportFilteredNodes = false;
int clean = 0;
boolean conserveLong = false;
boolean shadows[CATEGORIES];
int coverageMask = 1;
SequencesReader *seqReadInfo = NULL;
setProgramName("velvetg");
for (cat = 0; cat < CATEGORIES; cat++) {
insertLength[cat] = -1;
std_dev[cat] = -1;
shadows[cat] = false;
}
// Error message
if (argc == 1) {
puts("velvetg - de Bruijn graph construction, error removal and repeat resolution");
printf("Version %i.%i.%2.2i\n", VERSION_NUMBER,
RELEASE_NUMBER, UPDATE_NUMBER);
puts("Copyright 2007, 2008 Daniel Zerbino ([email protected])");
puts("This is free software; see the source for copying conditions. There is NO");
puts("warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.");
puts("Compilation settings:");
printf("CATEGORIES = %i\n", CATEGORIES);
printf("MAXKMERLENGTH = %i\n", MAXKMERLENGTH);
#ifdef _OPENMP
puts("OPENMP");
#endif
#ifdef LONGSEQUENCES
puts("LONGSEQUENCES");
#endif
#ifdef BIGASSEMBLY
puts("BIGASSEMBLY");
#endif
#ifdef COLOR
puts("COLOR");
#endif
#ifdef DEBUG
puts("DEBUG");
#endif
puts("");
printUsage();
return 1;
}
if (strcmp(argv[1], "--help") == 0) {
printUsage();
return 0;
}
// Memory allocation
directory = argv[1];
graphFilename = mallocOrExit(strlen(directory) + 100, char);
connectedGraphFilename = mallocOrExit(strlen(directory) + 100, char);
preGraphFilename =
mallocOrExit(strlen(directory) + 100, char);
roadmapFilename = mallocOrExit(strlen(directory) + 100, char);
seqFilename = mallocOrExit(strlen(directory) + 100, char);
lowCovContigsFilename = mallocOrExit(strlen(directory) + 100, char);
highCovContigsFilename = mallocOrExit(strlen(directory) + 100, char);
// Argument parsing
for (arg_index = 2; arg_index < argc; arg_index++) {
arg = argv[arg_index++];
if (arg_index >= argc) {
velvetLog("Unusual number of arguments!\n");
printUsage();
#ifdef DEBUG
abort();
#endif
exit(1);
}
if (strcmp(arg, "-cov_cutoff") == 0) {
if (strcmp(argv[arg_index], "auto") == 0) {
estimateCutoff = true;
} else {
sscanf(argv[arg_index], "%lf", &coverageCutoff);
}
} else if (strcmp(arg, "-long_cov_cutoff") == 0) {
sscanf(argv[arg_index], "%lf", &longCoverageCutoff);
} else if (strcmp(arg, "-exp_cov") == 0) {
if (strcmp(argv[arg_index], "auto") == 0) {
estimateCoverage = true;
readTracking = true;
} else {
sscanf(argv[arg_index], "%lf", &expectedCoverage);
if (expectedCoverage > 0)
readTracking = true;
}
} else if (strcmp(arg, "-ins_length") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
insertLength[0] = (Coordinate) longlong_var;
if (insertLength[0] < 0) {
velvetLog("Invalid insert length: %lli\n",
(long long) insertLength[0]);
#ifdef DEBUG
abort();
#endif
exit(1);
}
} else if (strcmp(arg, "-ins_length_sd") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
std_dev[0] = (Coordinate) longlong_var;
if (std_dev[0] < 0) {
velvetLog("Invalid std deviation: %lli\n",
(long long) std_dev[0]);
#ifdef DEBUG
abort();
#endif
exit(1);
}
} else if (strcmp(arg, "-ins_length_long") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
insertLengthLong = (Coordinate) longlong_var;
} else if (strcmp(arg, "-ins_length_long_sd") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
std_dev_long = (Coordinate) longlong_var;
} else if (strncmp(arg, "-ins_length", 11) == 0
&& strchr(arg, 'd') == NULL) {
sscanf(arg, "-ins_length%hi", &short_var);
cat = (Category) short_var;
if (cat < 1 || cat > CATEGORIES) {
velvetLog("Unknown option: %s\n", arg);
#ifdef DEBUG
abort();
#endif
exit(1);
}
sscanf(argv[arg_index], "%lli", &longlong_var);
insertLength[cat - 1] = (Coordinate) longlong_var;
if (insertLength[cat - 1] < 0) {
velvetLog("Invalid insert length: %lli\n",
(long long) insertLength[cat - 1]);
#ifdef DEBUG
abort();
#endif
exit(1);
}
} else if (strncmp(arg, "-ins_length", 11) == 0) {
sscanf(arg, "-ins_length%hi_sd", &short_var);
cat = (Category) short_var;
if (cat < 1 || cat > CATEGORIES) {
velvetLog("Unknown option: %s\n", arg);
#ifdef DEBUG
abort();
#endif
exit(1);
}
sscanf(argv[arg_index], "%lli", &longlong_var);
std_dev[cat - 1] = (Coordinate) longlong_var;
if (std_dev[cat - 1] < 0) {
velvetLog("Invalid std deviation: %lli\n",
(long long) std_dev[cat - 1]);
#ifdef DEBUG
abort();
#endif
exit(1);
}
} else if (strcmp(arg, "-read_trkg") == 0) {
readTracking =
(strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "-scaffolding") == 0) {
scaffolding =
(strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "-exportFiltered") == 0) {
exportFilteredNodes =
(strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "-amos_file") == 0) {
exportAssembly =
(strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "-alignments") == 0) {
exportAlignments =
(strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "-min_contig_lgth") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
minContigLength = (Coordinate) longlong_var;
} else if (strcmp(arg, "-coverage_mask") == 0) {
sscanf(argv[arg_index], "%lli", &longlong_var);
coverageMask = (IDnum) longlong_var;
} else if (strcmp(arg, "-accel_bits") == 0) {
sscanf(argv[arg_index], "%hi", &accelerationBits);
if (accelerationBits < 0) {
velvetLog
("Illegal acceleration parameter: %s\n",
argv[arg_index]);
printUsage();
return -1;
}
} else if (strcmp(arg, "-max_branch_length") == 0) {
sscanf(argv[arg_index], "%i", &arg_int);
setMaxReadLength(arg_int);
setLocalMaxReadLength(arg_int);
} else if (strcmp(arg, "-max_divergence") == 0) {
sscanf(argv[arg_index], "%lf", &arg_double);
setMaxDivergence(arg_double);
setLocalMaxDivergence(arg_double);
} else if (strcmp(arg, "-max_gap_count") == 0) {
sscanf(argv[arg_index], "%i", &arg_int);
setMaxGaps(arg_int);
setLocalMaxGaps(arg_int);
} else if (strcmp(arg, "-min_pair_count") == 0) {
sscanf(argv[arg_index], "%i", &arg_int);
setUnreliableConnectionCutoff(arg_int);
} else if (strcmp(arg, "-max_coverage") == 0) {
sscanf(argv[arg_index], "%lf", &maxCoverageCutoff);
} else if (strcmp(arg, "-long_mult_cutoff") == 0) {
sscanf(argv[arg_index], "%i", &arg_int);
setMultiplicityCutoff(arg_int);
} else if (strcmp(arg, "-paired_exp_fraction") == 0) {
sscanf(argv[arg_index], "%lf", &arg_double);
setPairedExpFraction(arg_double);
} else if (strcmp(arg, "-clean") == 0) {
if (strcmp(argv[arg_index], "yes") == 0)
clean = 1;
} else if (strcmp(arg, "-very_clean") == 0) {
if (strcmp(argv[arg_index], "yes") == 0)
clean = 2;
} else if (strcmp(arg, "-conserveLong") == 0) {
if (strcmp(argv[arg_index], "yes") == 0)
conserveLong = 2;
} else if (strcmp(arg, "-unused_reads") == 0) {
unusedReads =
(strcmp(argv[arg_index], "yes") == 0);
if (unusedReads)
readTracking = true;
} else if (strcmp(arg, "-shortMatePaired") == 0) {
shadows[0] = (strcmp(argv[arg_index], "yes") == 0);
} else if (strncmp(arg, "-shortMatePaired", 16) == 0) {
sscanf(arg, "-shortMatePaired%hi", &short_var);
cat = (Category) short_var;
if (cat < 1 || cat > CATEGORIES) {
velvetLog("Unknown option: %s\n", arg);
#ifdef DEBUG
abort();
#endif
exit(1);
}
shadows[cat - 1] = (strcmp(argv[arg_index], "yes") == 0);
} else if (strcmp(arg, "--help") == 0) {
printUsage();
return 0;
} else {
velvetLog("Unknown option: %s;\n", arg);
printUsage();
return 1;
}
}
// Bookkeeping
logInstructions(argc, argv, directory);
seqReadInfo = callocOrExit(1, SequencesReader);
strcpy(seqFilename, directory);
// if binary CnyUnifiedSeq exists, use it. Otherwise try Sequences
strcat(seqFilename, "/CnyUnifiedSeq");
if (access(seqFilename, R_OK) == 0) {
seqReadInfo->m_bIsBinary = true;
} else {
seqReadInfo->m_bIsBinary = false;
strcpy(seqFilename, directory);
strcat(seqFilename, "/Sequences");
}
seqReadInfo->m_seqFilename = seqFilename;
strcpy(roadmapFilename, directory);
strcat(roadmapFilename, "/Roadmaps");
strcpy(preGraphFilename, directory);
strcat(preGraphFilename, "/PreGraph");
strcpy(connectedGraphFilename, directory);
strcat(connectedGraphFilename, "/ConnectedGraph");
if (!readTracking) {
strcpy(graphFilename, directory);
strcat(graphFilename, "/Graph");
} else {
strcpy(graphFilename, directory);
strcat(graphFilename, "/Graph2");
}
strcpy(lowCovContigsFilename, directory);
strcat(lowCovContigsFilename, "/lowCoverageContigs.fa");
strcpy(highCovContigsFilename, directory);
strcat(highCovContigsFilename, "/highCoverageContigs.fa");
// Graph uploading or creation
if ((file = fopen(graphFilename, "r")) != NULL) {
fclose(file);
graph = importGraph(graphFilename);
} else if ((file = fopen(connectedGraphFilename, "r")) != NULL) {
fclose(file);
if (seqReadInfo->m_bIsBinary) {
sequences = importCnyReadSet(seqFilename);
#if 0
// compare to velvet's version of a seq
ReadSet *compareSequences = NULL;
compareSeqFilename = mallocOrExit(strlen(directory) + 100, char);
strcpy(compareSeqFilename, directory);
strcat(compareSeqFilename, "/Sequences");
compareSequences = importReadSet(compareSeqFilename);
convertSequences(compareSequences);
if (sequences->readCount != compareSequences->readCount) {
printf("read count mismatch\n");
exit(1);
}
int i;
for (i = 0; i < sequences->readCount; i++) {
TightString *tString = getTightStringInArray(sequences->tSequences, i);
TightString *tStringCmp = getTightStringInArray(compareSequences->tSequences, i);
if (getLength(tString) != getLength(tStringCmp)) {
printf("sequence %d len mismatch\n", i);
exit(1);
}
if (strcmp(readTightString(tString), readTightString(tStringCmp)) != 0) {
printf("sequence %d cmp mismatch\n", i);
printf("seq %s != cmp %s\n", readTightString(tString), readTightString(tStringCmp));
exit(1);
}
}
#endif
} else {
