Function i18n_build::gettext_impl::run_msgmerge

pub fn run_msgmerge(
    crt: &Crate<'_>, 
    pot_dir: &Path, 
    po_dir: &Path
) -> Result<()>

Run the gettext msgmerge command to update the po files with new/deleted messages from the source pot files.

pot_dir is the directory where the input pot files are stored.

po_dir is the directory where the po files are stored.