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//
// Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
// University Research and Technology
// Corporation. All rights reserved.
// Copyright (c) 2004-2006 The University of Tennessee and The University
// of Tennessee Research Foundation. All rights
// reserved.
// Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
// University of Stuttgart. All rights reserved.
// Copyright (c) 2004-2005 The Regents of the University of California.
// All rights reserved.
// $COPYRIGHT$
//
// Additional copyrights may follow
//
// $HEADER$
//
#include "ompi_config.h"
#include <iostream>
#include <string>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
#ifdef HAVE_TERMIOS_H
#include <termios.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef __WINDOWS__
#include <io.h>
#endif /* __WINDOWS__ */
#include "ompi/tools/ompi_info/ompi_info.h"
using namespace std;
using namespace ompi_info;
#define OMPI_max(a,b) (((a) > (b)) ? (a) : (b))
//
// Private variables - set some reasonable screen size defaults
//
static int centerpoint = 24;
static int screen_width = 78;
//
// Prints the passed strings in a pretty or parsable format.
//
void ompi_info::out(const string& pretty_message, const string &plain_message,
const string& value)
{
#ifdef HAVE_ISATTY
// If we have isatty(), if this is not a tty, then disable
// wrapping for grep-friendly behavior
if (0 == isatty(STDOUT_FILENO)) {
screen_width = INT_MAX;
}
#endif
#ifdef TIOCGWINSZ
if (screen_width < INT_MAX) {
struct winsize size;
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, (char*) &size) >= 0) {
screen_width = size.ws_col;
}
}
#endif
if (pretty) {
string::size_type pos, max_value_width;
string spaces;
string v = value;
string filler;
int num_spaces = centerpoint - pretty_message.length();
if (num_spaces > 0) {
spaces = string(num_spaces, ' ');
}
max_value_width = screen_width - spaces.length() -
pretty_message.length() - 2;
if (!pretty_message.empty()) {
filler = spaces + pretty_message + ": ";
} else {
filler = spaces + " ";
}
while (true) {
if (v.length() < max_value_width) {
cout << filler << v << endl;
break;
} else {
string spaces(centerpoint + 2, ' ');
// Work backwards to find the first space before
// max_value_width
pos = v.rfind(' ', max_value_width);
if (string::npos == pos) {
// No space found < max_value_width. Look for the first
// space after max_value_width.
pos = v.find(' ', max_value_width);
if (string::npos == pos) {
// There's just no spaces. So just print it and be done.
cout << filler << v << endl;
break;
} else {
cout << filler << v.substr(0, pos) << endl;
v = v.substr(pos + 1);
}
} else {
cout << filler << v.substr(0, pos) << endl;
v = v.substr(pos + 1);
}
// Reset for the next iteration
filler = spaces;
}
}
} else {
if (!plain_message.empty()) {
cout << plain_message << ":" << value << endl;
} else {
cout << value << endl;
}
}
}
//
// Prints the passed integer in a pretty or parsable format.
//
void ompi_info::out(const string& pretty_message, const string &plain_message,
int value)
{
if (ompi_info::pretty) {
string spaces(OMPI_max(centerpoint - pretty_message.length(), 0), ' ');
if (!pretty_message.empty()) {
cout << spaces << pretty_message << ": " << value << endl;
} else {
cout << spaces << " " << value << endl;
}
} else {
if (!plain_message.empty()) {
cout << plain_message << ":" << value << endl;
} else {
cout << value << endl;
}
}
}
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