CMake/Tests/Tutorial/Step4/tutorial.cxx
Kitware Robot d9fd2f5402 Revise C++ coding style using clang-format
Run the `Utilities/Scripts/clang-format.bash` script to update
all our C++ code to a new style defined by `.clang-format`.
Use `clang-format` version 3.8.

* If you reached this commit for a line in `git blame`, re-run the blame
  operation starting at the parent of this commit to see older history
  for the content.

* See the parent commit for instructions to rebase a change across this
  style transition commit.
2016-05-16 16:05:19 -04:00

34 lines
727 B
C++

// A simple program that computes the square root of a number
#include "TutorialConfig.h"
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef USE_MYMATH
#include "MathFunctions.h"
#endif
int main(int argc, char* argv[])
{
if (argc < 2) {
fprintf(stdout, "%s Version %d.%d\n", argv[0], Tutorial_VERSION_MAJOR,
Tutorial_VERSION_MINOR);
fprintf(stdout, "Usage: %s number\n", argv[0]);
return 1;
}
double inputValue = atof(argv[1]);
double outputValue = 0;
if (inputValue >= 0) {
#ifdef USE_MYMATH
outputValue = mysqrt(inputValue);
#else
outputValue = sqrt(inputValue);
#endif
}
fprintf(stdout, "The square root of %g is %g\n", inputValue, outputValue);
return 0;
}