Merge pull request #824 from tomhampshire/main-exit-code

Console script return status code

.github/ISSUE_TEMPLATE/bug_report.md

@@ -42,6 +42,6 @@ Please try the following steps to resolve your issue:
 ```
 git clone --branch development https://github.com/rordenlab/dcm2niix.git
 cd dcm2niix/console
-g++  -I.  main_console.cpp nii_foreign.cpp nii_dicom.cpp jpg_0XC3.cpp ujpeg.cpp nifti1_io_core.cpp nii_ortho.cpp nii_dicom_batch.cpp  -o dcm2niix -DmyDisableOpenJPEG
+make
 ./dcm2niix ....
 ```

dcm2niix/__init__.py

@@ -24,10 +24,10 @@ def main(args=None, **run_kwargs):
     Arguments:
       args: defaults to `sys.argv[1:]`.
       **run_kwargs: passed to `subprocess.run`.
-    Returns: `subprocess.CompletedProcess` instance.
+    Returns: `int` exit code from dcm2niix execution.
     """
     if args is None:
         import sys
         args = sys.argv[1:]
     from subprocess import run
-    return run([bin] + args, **run_kwargs)
+    return run([bin] + args, **run_kwargs).returncode