3 files changed, 208 insertions, 0 deletions
diff --git a/ex/ex_def.h b/ex/ex_def.h
new file mode 100644
index 000000000000..7afb7b19d677
--- /dev/null
+++ b/ex/ex_def.h
@@ -0,0 +1,76 @@
+#define C_SCROLL 0
+#define C_BANG 1
+#define C_HASH 2
+#define C_SUBAGAIN 3
+#define C_STAR 4
+#define C_SHIFTL 5
+#define C_EQUAL 6
+#define C_SHIFTR 7
+#define C_AT 8
+#define C_APPEND 9
+#define C_ABBR 10
+#define C_ARGS 11
+#define C_BG 12
+#define C_CHANGE 13
+#define C_CD 14
+#define C_CHDIR 15
+#define C_COPY 16
+#define C_CSCOPE 17
+#define C_DELETE 18
+#define C_DISPLAY 19
+#define C_EDIT 20
+#define C_EX 21
+#define C_EXUSAGE 22
+#define C_FILE 23
+#define C_FG 24
+#define C_GLOBAL 25
+#define C_HELP 26
+#define C_INSERT 27
+#define C_JOIN 28
+#define C_K 29
+#define C_LIST 30
+#define C_MOVE 31
+#define C_MARK 32
+#define C_MAP 33
+#define C_MKEXRC 34
+#define C_NEXT 35
+#define C_NUMBER 36
+#define C_OPEN 37
+#define C_PRINT 38
+#define C_PRESERVE 39
+#define C_PREVIOUS 40
+#define C_PUT 41
+#define C_QUIT 42
+#define C_READ 43
+#define C_RECOVER 44
+#define C_RESIZE 45
+#define C_REWIND 46
+#define C_SUBSTITUTE 47
+#define C_SCRIPT 48
+#define C_SET 49
+#define C_SHELL 50
+#define C_SOURCE 51
+#define C_STOP 52
+#define C_SUSPEND 53
+#define C_T 54
+#define C_TAG 55
+#define C_TAGNEXT 56
+#define C_TAGPOP 57
+#define C_TAGPREV 58
+#define C_TAGTOP 59
+#define C_UNDO 60
+#define C_UNABBREVIATE 61
+#define C_UNMAP 62
+#define C_V 63
+#define C_VERSION 64
+#define C_VISUAL_EX 65
+#define C_VISUAL_VI 66
+#define C_VIUSAGE 67
+#define C_VSPLIT 68
+#define C_WRITE 69
+#define C_WN 70
+#define C_WQ 71
+#define C_XIT 72
+#define C_YANK 73
+#define C_Z 74
+#define C_SUBTILDE 75
diff --git a/ex/extern.h b/ex/extern.h
new file mode 100644
index 000000000000..9d7b1d674c3c
--- /dev/null
+++ b/ex/extern.h
@@ -0,0 +1,131 @@
+int ex(SCR **);
+int ex_cmd(SCR *);
+int ex_range(SCR *, EXCMD *, int *);
+int ex_is_abbrev(CHAR_T *, size_t);
+int ex_is_unmap(CHAR_T *, size_t);
+void ex_badaddr
+  (SCR *, EXCMDLIST const *, enum badaddr, enum nresult);
+int ex_abbr(SCR *, EXCMD *);
+int ex_unabbr(SCR *, EXCMD *);
+int ex_append(SCR *, EXCMD *);
+int ex_change(SCR *, EXCMD *);
+int ex_insert(SCR *, EXCMD *);
+int ex_next(SCR *, EXCMD *);
+int ex_prev(SCR *, EXCMD *);
+int ex_rew(SCR *, EXCMD *);
+int ex_args(SCR *, EXCMD *);
+char **ex_buildargv(SCR *, EXCMD *, char *);
+int argv_init(SCR *, EXCMD *);
+int argv_exp0(SCR *, EXCMD *, CHAR_T *, size_t);
+int argv_exp1(SCR *, EXCMD *, CHAR_T *, size_t, int);
+int argv_exp2(SCR *, EXCMD *, CHAR_T *, size_t);
+int argv_exp3(SCR *, EXCMD *, CHAR_T *, size_t);
+int argv_flt_ex(SCR *, EXCMD *, CHAR_T *, size_t);
+int argv_free(SCR *);
+int argv_flt_path(SCR *, EXCMD *, CHAR_T *, size_t);
+CHAR_T *argv_esc(SCR *, EXCMD *, CHAR_T *, size_t);
+CHAR_T *argv_uesc(SCR *, EXCMD *, CHAR_T *, size_t);
+int ex_at(SCR *, EXCMD *);
+int ex_bang(SCR *, EXCMD *);
+int ex_cd(SCR *, EXCMD *);
+int ex_cscope(SCR *, EXCMD *);
+int cscope_end(SCR *);
+int cscope_display(SCR *);
+int cscope_search(SCR *, TAGQ *, TAG *);
+int ex_delete(SCR *, EXCMD *);
+int ex_display(SCR *, EXCMD *);
+int ex_edit(SCR *, EXCMD *);
+int ex_equal(SCR *, EXCMD *);
+int ex_file(SCR *, EXCMD *);
+int ex_filter(SCR *, 
+   EXCMD *, MARK *, MARK *, MARK *, CHAR_T *, enum filtertype);
+int ex_global(SCR *, EXCMD *);
+int ex_v(SCR *, EXCMD *);
+int ex_g_insdel(SCR *, lnop_t, recno_t);
+int ex_screen_copy(SCR *, SCR *);
+int ex_screen_end(SCR *);
+int ex_optchange(SCR *, int, char *, u_long *);
+int ex_exrc(SCR *);
+int ex_run_str(SCR *, char *, CHAR_T *, size_t, int, int);
+int ex_join(SCR *, EXCMD *);
+int ex_map(SCR *, EXCMD *);
+int ex_unmap(SCR *, EXCMD *);
+int ex_mark(SCR *, EXCMD *);
+int ex_mkexrc(SCR *, EXCMD *);
+int ex_copy(SCR *, EXCMD *);
+int ex_move(SCR *, EXCMD *);
+int ex_open(SCR *, EXCMD *);
+int ex_preserve(SCR *, EXCMD *);
+int ex_recover(SCR *, EXCMD *);
+int ex_list(SCR *, EXCMD *);
+int ex_number(SCR *, EXCMD *);
+int ex_pr(SCR *, EXCMD *);
+int ex_print(SCR *, EXCMD *, MARK *, MARK *, u_int32_t);
+int ex_ldisplay(SCR *, const CHAR_T *, size_t, size_t, u_int);
+int ex_scprint(SCR *, MARK *, MARK *);
+int ex_printf(SCR *, const char *, ...);
+int ex_puts(SCR *, const char *);
+int ex_fflush(SCR *sp);
+int ex_put(SCR *, EXCMD *);
+int ex_quit(SCR *, EXCMD *);
+int ex_read(SCR *, EXCMD *);
+int ex_readfp(SCR *, char *, FILE *, MARK *, recno_t *, int);
+int ex_bg(SCR *, EXCMD *);
+int ex_fg(SCR *, EXCMD *);
+int ex_resize(SCR *, EXCMD *);
+int ex_sdisplay(SCR *);
+int ex_script(SCR *, EXCMD *);
+int sscr_exec(SCR *, recno_t);
+int sscr_input(SCR *);
+int sscr_end(SCR *);
+int ex_set(SCR *, EXCMD *);
+int ex_shell(SCR *, EXCMD *);
+int ex_exec_proc(SCR *, EXCMD *, char *, const char *, int);
+int proc_wait(SCR *, long, const char *, int, int);
+int ex_shiftl(SCR *, EXCMD *);
+int ex_shiftr(SCR *, EXCMD *);
+int ex_retab(SCR *, EXCMD *);
+int ex_source(SCR *, EXCMD *);
+int ex_stop(SCR *, EXCMD *);
+int ex_s(SCR *, EXCMD *);
+int ex_subagain(SCR *, EXCMD *);
+int ex_subtilde(SCR *, EXCMD *);
+int re_compile(SCR *,
+    CHAR_T *, size_t, CHAR_T **, size_t *, regex_t *, u_int);
+void re_error(SCR *, int, regex_t *);
+int ex_tag_first(SCR *, CHAR_T *);
+int ex_tag_push(SCR *, EXCMD *);
+int ex_tag_next(SCR *, EXCMD *);
+int ex_tag_prev(SCR *, EXCMD *);
+int ex_tag_nswitch(SCR *, TAG *, int);
+int ex_tag_Nswitch(SCR *, TAG *, int);
+int ex_tag_pop(SCR *, EXCMD *);
+int ex_tag_top(SCR *, EXCMD *);
+int ex_tag_display(SCR *);
+int ex_tag_copy(SCR *, SCR *);
+int tagq_free(SCR *, TAGQ *);
+int tagq_push(SCR*, TAGQ*, int, int );
+void tag_msg(SCR *, tagmsg_t, char *);
+int ex_tagf_alloc(SCR *, char *);
+int ex_tag_free(SCR *);
+int ex_txt(SCR *, TEXTH *, ARG_CHAR_T, u_int32_t);
+int ex_undo(SCR *, EXCMD *);
+int ex_help(SCR *, EXCMD *);
+int ex_usage(SCR *, EXCMD *);
+int ex_viusage(SCR *, EXCMD *);
+void ex_cinit(SCR *, EXCMD *, int, int, recno_t, recno_t, int);
+int ex_getline(SCR *, FILE *, size_t *);
+int ex_ncheck(SCR *, int);
+int ex_init(SCR *);
+void ex_wemsg(SCR *, CHAR_T *, exm_t);
+void ex_emsg(SCR *, char *, exm_t);
+int ex_version(SCR *, EXCMD *);
+int ex_visual(SCR *, EXCMD *);
+int ex_wn(SCR *, EXCMD *);
+int ex_wq(SCR *, EXCMD *);
+int ex_write(SCR *, EXCMD *);
+int ex_xit(SCR *, EXCMD *);
+int ex_writefp(SCR *,
+   char *, FILE *, MARK *, MARK *, u_long *, u_long *, int);
+int ex_yank(SCR *, EXCMD *);
+int ex_z(SCR *, EXCMD *);
diff --git a/ex/version.h b/ex/version.h
new file mode 100644
index 000000000000..742b145ebd3f
--- /dev/null
+++ b/ex/version.h
@@ -0,0 +1 @@
+#define VI_VERSION "2.2.0 (2020-08-01)"