patch 9.1.0019: cmdline may disappear when changing 'cmdheight' Commit: https://github.com/vim/vim/commit/8610f74382039c9c54d6c4aeb978d252e762360a Author: Christian Brabandt <cb@256bit.org> Date: Fri Jan 12 17:34:40 2024 +0100 patch 9.1.0019: cmdline may disappear when changing 'cmdheight' Problem: cmdline may disappear when changing 'cmdheight' (after Patch 9.0.0190, @markonm) Solution: always re-calculate the old_p_ch value, not only when cmdline_row was higher than expected fixes: #13822 closes: #13826 Signed-off-by: Christian Brabandt <cb@256bit.org>

/* help.c */
void ex_help(exarg_T *eap);
void ex_helpclose(exarg_T *eap);
char_u *check_help_lang(char_u *arg);
int help_heuristic(char_u *matched_string, int offset, int wrong_case);
int find_help_tags(char_u *arg, int *num_matches, char_u ***matches, int keep_lang);
void cleanup_help_tags(int num_file, char_u **file);
void prepare_help_buffer(void);
void fix_help_buffer(void);
void ex_exusage(exarg_T *eap);
void ex_viusage(exarg_T *eap);
void ex_helptags(exarg_T *eap);
/* vim: set ft=c : */