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utils.cpp
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utils.cpp
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/******************************************************************************
* GRIDGEN: Grid Generating Compiler
* By: Andy Stone (aistone@gmail.com)
* (C) Copyright 2011 Colorado State University
*****************************************************************************/
#include "utils.hpp"
#include <algorithm>
#include <sstream>
#include <iostream>
#include <sys/stat.h>
#include <errno.h>
#include <unistd.h>
#include <mpi.h>
#include <string.h>
using namespace std;
int gNestedObjects = 0;
int gIndentLevel = 0;
bool gHighlighting = true;
void initializeModule_utils() {
// If stdout is directing to a file turn off highlighting
if(! isatty(fileno(stdout))) { gHighlighting = false; }
}
int myRank() {
int r;
MPI_Comm_rank(MPI_COMM_WORLD, &r);
return r;
}
bool isMasterRank() {
return(myRank() == masterRank());
}
int numRanks() {
int n;
MPI_Comm_size(MPI_COMM_WORLD, &n);
return n;
}
int masterRank() {
return 0;
}
void createDirectory(const std::string &dirName) {
struct stat sb;
// check if dirName already exists as a directory
int statCode = stat(dirName.c_str(), &sb);
if(statCode == -1 && errno == ENOENT) {
if(mkdir(dirName.c_str(), 0755) == -1) {
error(ERR_UTILS__UNABLE_TO_CREATE_DIR, dirName);
}
} else if(statCode == 0) {
if(S_ISDIR(sb.st_mode)) return;
error(ERR_UTILS__UNABLE_TO_CREATE_DIR, dirName);
} else {
error(ERR_UTILS__UNABLE_TO_CREATE_DIR, dirName);
}
}
string num2SVGcolor(int idx) {
switch(idx) {
case 0: return "crimson";
case 1: return "orange";
case 2: return "yellow";
case 3: return "lightgreen";
case 4: return "cornflowerblue";
case 5: return "violet";
default: return "black";
}
}
void trim(string& str) {
str.erase(str.begin(), find_if(str.begin(), str.end(),
not1(ptr_fun<int, int>(isspace))));
str.erase(find_if(str.rbegin(), str.rend(),
not1(ptr_fun<int, int>(isspace))).base(), str.end());
}
string str(int i) {
stringstream ss;
ss << i;
return ss.str();
}
ostream &indt(ostream &os) {
os << '\n';
os.flush();
for(int i = 0; i < gIndentLevel; i++) { os << " "; }
return os;
}
ostream &pushIndt(ostream &os) {
gIndentLevel++;
return os;
}
ostream &popIndt(ostream &os) {
gIndentLevel--;
return os;
}
void turnOffSyntaxHighlighting() {
gHighlighting = false;
}
ostream &operator<<(ostream &out, hiType s) {
if(gHighlighting) {
out << COLOR_GREEN << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiIdent s) {
if(gHighlighting) {
out << COLOR_WHITE << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiProp s) {
if(gHighlighting) {
out << COLOR_CYAN << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiVal s) {
if(gHighlighting) {
out << COLOR_DISABLE << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiFmt s) {
if(gHighlighting) {
out << COLOR_DISABLE << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiHeading s) {
if(gHighlighting) {
out << COLOR_MAGENTA << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiErr s) {
if(gHighlighting) {
out << COLOR_MAGENTA << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiDbgFile s) {
if(gHighlighting) {
out << COLOR_EWHITE << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
ostream &operator<<(ostream &out, hiDbgMsg s) {
if(gHighlighting) {
out << COLOR_DISABLE << s.val << COLOR_DISABLE;
} else {
out << s.val;
}
return out;
}
void printObj_start(ostream &out, const string &objType, const string &objName)
{
out << indt << hiType(objType) << " "
<< hiIdent(objName)
<< hiFmt(" {")
<< pushIndt;
}
void printObj_end(ostream &out) {
out << popIndt << indt << hiFmt("}") << endl;
}
void printObj_property(ostream &out, const string &property,
const string &value)
{
out << indt << hiProp(property)
<< hiFmt(" = ")
<< hiVal(value);
}
void printObj_property(ostream &out, const string &property, int value) {
out << indt << hiProp(property)
<< hiFmt(" = ")
<< hiVal(str(value));
}
void printObj_property(ostream &out, const string &property, bool value) {
out << indt << hiProp(property)
<< hiFmt(" = ")
<< hiVal((value ? "true" : "false"));
}
void printObj_property(ostream &out, const string &property,
const IPrintable &value)
{
ostringstream propVal;
value.printSimp(propVal);
out << indt << hiProp(property)
<< hiFmt(" = ")
<< hiVal(propVal.str());
}
void printObj_property(ostream &out, const string &property,
const IPrintable *value)
{
ostringstream propVal;
if(value != NULL) {
value->printSimp(propVal);
} else {
propVal << "NULL";
}
out << indt << hiProp(property)
<< hiFmt(" = ")
<< hiVal(propVal.str());
}
void printObj_property(ostream &out, const string &property) {
out << indt << hiProp(property)
<< hiFmt(" = ");
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property, const std::string &value)
{
const int MSG_SIZE = 0;
const int MSG_VALUE = 1;
const int MSG_NUM_MSGS = 2;
MPI_Request req[MSG_NUM_MSGS];
int size;
char *cstr;
// If the rank send the value
if(myRank() == rank) {
size = value.length() + 1;
cstr = new char[size];
strcpy(cstr, value.c_str());
MPI_Isend(&size, 1, MPI_INT, masterRank(), MSG_SIZE,
MPI_COMM_WORLD, &req[MSG_SIZE]);
MPI_Isend(cstr, size, MPI_CHAR, masterRank(), MSG_VALUE,
MPI_COMM_WORLD, &req[MSG_VALUE]);
}
// Have master receive and print the value
if(isMasterRank()) {
char *cstrRecv;
int ret;
MPI_Recv(&size, 1, MPI_INT, rank, MSG_SIZE,
MPI_COMM_WORLD, MPI_STATUS_IGNORE);
cstrRecv = new char[size];
ret = MPI_Recv(cstrRecv, size, MPI_CHAR, rank, MSG_VALUE,
MPI_COMM_WORLD, MPI_STATUS_IGNORE);
printObj_property(out, property + "@" + str(rank), string(cstrRecv));
delete [] cstrRecv;
}
// Have rank wait for its communication to complete
if(myRank() == rank) {
MPI_Waitall(1, req, MPI_STATUSES_IGNORE);
delete [] cstr;
}
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property, int value)
{
error(ERR_GENERIC__TODO);
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property, bool value)
{
error(ERR_GENERIC__TODO);
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property, const IPrintable &value)
{
error(ERR_GENERIC__TODO);
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property, const IPrintable *value)
{
error(ERR_GENERIC__TODO);
}
void printObj_propertyFromRank(std::ostream &out, int rank,
const std::string &property)
{
if(isMasterRank()) {
printObj_property(out, property + "@" + str(rank));
}
}
void printObj_startSection(std::ostream &out, const std::string &heading) {
out << indt << hiHeading(heading) << pushIndt;
}
void printObj_endSection(std::ostream &out) {
out << endl << popIndt;
}