libode
Easy to compile, fast ODE integrators as C++ classes
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ode_io.h
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1#ifndef ODE_IO_H_
2#define ODE_IO_H_
3
5
6#include <cstdio>
7#include <cstdlib>
8#include <string>
9#include <iostream>
10#include <sstream>
11
12namespace ode {
13
15
18void ode_check_write (const char *fn);
19
21
26template<class T>
27void ode_write (char const *fn, T *a, unsigned long n) {
28 //check that the file can be written
29 ode_check_write(fn);
30 //open the file
31 FILE *ofile = fopen(fn, "wb");
32 //write values
33 fwrite(a, sizeof(T), n, ofile);
34 //close the file
35 fclose(ofile);
36}
37
39
42void ode_print_exit (const char *msg);
43
45std::string ode_int_to_string (long i);
46
47} // namespace ode
48
49#endif
ode::ode_check_write
void ode_check_write(const char *fn)
check if a file can be written (opened in write mode)
Definition ode_io.cc:7
ode::ode_print_exit
void ode_print_exit(const char *msg)
print a message and exit with failure
Definition ode_io.cc:17
ode::ode_write
void ode_write(char const *fn, T *a, unsigned long n)
write an array to a binary file
Definition ode_io.h:27
ode::ode_int_to_string
std::string ode_int_to_string(long i)
converts an integer into a string
Definition ode_io.cc:25