Initialize git_diff_format_email_options structure
Initializes a git_diff_format_email_options with default values. Equivalent to creating an instance with GIT_DIFF_FORMAT_EMAIL_OPTIONS_INIT.
git_diff_format_email_options
The git_blame_options struct to initialize.
git_blame_options
The struct version; pass GIT_DIFF_FORMAT_EMAIL_OPTIONS_VERSION.
GIT_DIFF_FORMAT_EMAIL_OPTIONS_VERSION
Zero on success; -1 on failure.