Create an e-mail ready patch from a diff.
@param out_ buffer to store the e-mail patch in @param diff containing the commit @param opts structure with options to influence content and formatting. @return 0 or an error code
See Implementation
Create an e-mail ready patch from a diff.
@param out_ buffer to store the e-mail patch in @param diff containing the commit @param opts structure with options to influence content and formatting. @return 0 or an error code