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@@ -0,0 +1,2445 @@
+To: vim_dev@googlegroups.com
+Subject: Patch 8.1.1195
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 8.1.1195
+Problem: Vim script debugger functionality needs cleanup.
+Solution: Move debugger code to a separate file. Add more tests. (Yegappan
+ Lakshmanan, closes #4285)
+Files: Filelist, src/Make_bc5.mak, src/Make_cyg_ming.mak,
+ src/Make_dice.mak, src/Make_ivc.mak, src/Make_manx.mak,
+ src/Make_morph.mak, src/Make_mvc.mak, src/Make_sas.mak,
+ src/Make_vms.mms, src/Makefile, src/debugger.c, src/ex_cmds2.c,
+ src/proto.h, src/proto/debugger.pro, src/proto/ex_cmds2.pro
+
+
+*** ../vim-8.1.1194/Filelist 2019-04-11 13:09:57.786699880 +0200
+--- Filelist 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 23,28 ****
+--- 23,29 ----
+ src/charset.c \
+ src/crypt.c \
+ src/crypt_zip.c \
++ src/debugger.c \
+ src/dict.c \
+ src/diff.c \
+ src/digraph.c \
+***************
+*** 156,161 ****
+--- 157,163 ----
+ src/proto/charset.pro \
+ src/proto/crypt.pro \
+ src/proto/crypt_zip.pro \
++ src/proto/debugger.pro \
+ src/proto/dict.pro \
+ src/proto/diff.pro \
+ src/proto/digraph.pro \
+*** ../vim-8.1.1194/src/Make_bc5.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_bc5.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 516,521 ****
+--- 516,522 ----
+ $(OBJDIR)\charset.obj \
+ $(OBJDIR)\crypt.obj \
+ $(OBJDIR)\crypt_zip.obj \
++ $(OBJDIR)\debugger.obj \
+ $(OBJDIR)\dict.obj \
+ $(OBJDIR)\diff.obj \
+ $(OBJDIR)\digraph.obj \
+*** ../vim-8.1.1194/src/Make_cyg_ming.mak 2019-04-03 20:30:56.081017564 +0200
+--- src/Make_cyg_ming.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 703,708 ****
+--- 703,709 ----
+ $(OUTDIR)/charset.o \
+ $(OUTDIR)/crypt.o \
+ $(OUTDIR)/crypt_zip.o \
++ $(OUTDIR)/debugger.o \
+ $(OUTDIR)/dict.o \
+ $(OUTDIR)/diff.o \
+ $(OUTDIR)/digraph.o \
+*** ../vim-8.1.1194/src/Make_dice.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_dice.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 33,38 ****
+--- 33,39 ----
+ charset.c \
+ crypt.c \
+ crypt_zip.c \
++ debugger.c \
+ dict.c \
+ diff.c \
+ digraph.c \
+***************
+*** 93,98 ****
+--- 94,100 ----
+ o/charset.o \
+ o/crypt.o \
+ o/crypt_zip.o \
++ o/debugger.o \
+ o/dict.o \
+ o/diff.o \
+ o/digraph.o \
+***************
+*** 179,184 ****
+--- 181,188 ----
+
+ o/crypt_zip.o: crypt_zip.c $(SYMS)
+
++ o/debugger.o: debugger.c $(SYMS)
++
+ o/dict.o: dict.c $(SYMS)
+
+ o/diff.o: diff.c $(SYMS)
+*** ../vim-8.1.1194/src/Make_ivc.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_ivc.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 217,222 ****
+--- 217,223 ----
+ "$(INTDIR)/charset.obj" \
+ "$(INTDIR)/crypt.obj" \
+ "$(INTDIR)/crypt_zip.obj" \
++ "$(INTDIR)/debugger.obj" \
+ "$(INTDIR)/dict.obj" \
+ "$(INTDIR)/diff.obj" \
+ "$(INTDIR)/digraph.obj" \
+***************
+*** 369,374 ****
+--- 370,379 ----
+ # End Source File
+ # Begin Source File
+
++ SOURCE=.\debugger.c
++ # End Source File
++ # Begin Source File
++
+ SOURCE=.\dict.c
+ # End Source File
+ # Begin Source File
+*** ../vim-8.1.1194/src/Make_manx.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_manx.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 43,48 ****
+--- 43,49 ----
+ charset.c \
+ crypt.c \
+ crypt_zip.c \
++ debugger.c \
+ dict.c \
+ diff.c \
+ digraph.c \
+***************
+*** 105,110 ****
+--- 106,112 ----
+ obj/charset.o \
+ obj/crypt.o \
+ obj/crypt_zip.o \
++ obj/debugger.o \
+ obj/dict.o \
+ obj/diff.o \
+ obj/digraph.o \
+***************
+*** 165,170 ****
+--- 167,173 ----
+ proto/charset.pro \
+ proto/crypt.pro \
+ proto/crypt_zip.pro \
++ proto/debugger.pro \
+ proto/dict.pro \
+ proto/diff.pro \
+ proto/digraph.pro \
+***************
+*** 283,288 ****
+--- 286,294 ----
+ obj/crypt_zip.o: crypt_zip.c
+ $(CCSYM) $@ crypt_zip.c
+
++ obj/debugger.o: debugger.c
++ $(CCSYM) $@ debugger.c
++
+ obj/dict.o: dict.c
+ $(CCSYM) $@ dict.c
+
+*** ../vim-8.1.1194/src/Make_morph.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_morph.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 31,36 ****
+--- 31,37 ----
+ charset.c \
+ crypt.c \
+ crypt_zip.c \
++ debugger.c \
+ dict.c \
+ diff.c \
+ digraph.c \
+*** ../vim-8.1.1194/src/Make_mvc.mak 2019-04-04 20:31:59.094873282 +0200
+--- src/Make_mvc.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 711,716 ****
+--- 711,717 ----
+ $(OUTDIR)\charset.obj \
+ $(OUTDIR)\crypt.obj \
+ $(OUTDIR)\crypt_zip.obj \
++ $(OUTDIR)\debugger.obj \
+ $(OUTDIR)\dict.obj \
+ $(OUTDIR)\diff.obj \
+ $(OUTDIR)\digraph.obj \
+***************
+*** 1367,1372 ****
+--- 1368,1375 ----
+
+ $(OUTDIR)/crypt_zip.obj: $(OUTDIR) crypt_zip.c $(INCL)
+
++ $(OUTDIR)/debugger.obj: $(OUTDIR) debugger.c $(INCL)
++
+ $(OUTDIR)/dict.obj: $(OUTDIR) dict.c $(INCL)
+
+ $(OUTDIR)/diff.obj: $(OUTDIR) diff.c $(INCL)
+***************
+*** 1638,1643 ****
+--- 1641,1647 ----
+ proto/charset.pro \
+ proto/crypt.pro \
+ proto/crypt_zip.pro \
++ proto/debugger.pro \
+ proto/dict.pro \
+ proto/diff.pro \
+ proto/digraph.pro \
+*** ../vim-8.1.1194/src/Make_sas.mak 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_sas.mak 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 96,101 ****
+--- 96,102 ----
+ charset.c \
+ crypt.c \
+ crypt_zip.c \
++ debugger.c \
+ dict.c \
+ diff.c \
+ digraph.c \
+***************
+*** 157,162 ****
+--- 158,164 ----
+ charset.o \
+ crypt.o \
+ crypt_zip.o \
++ debugger.o \
+ dict.o \
+ diff.o \
+ digraph.o \
+***************
+*** 218,223 ****
+--- 220,226 ----
+ proto/charset.pro \
+ proto/crypt.pro \
+ proto/crypt_zip.pro \
++ proto/debugger.pro \
+ proto/dict.pro \
+ proto/diff.pro \
+ proto/digraph.pro \
+***************
+*** 340,345 ****
+--- 343,350 ----
+ proto/crypt.pro: crypt.c
+ crypt_zip.o: crypt_zip.c
+ proto/crypt_zip.pro: crypt_zip.c
++ debugger.o: debugger.c
++ proto/debugger.pro: debugger.c
+ dict.o: dict.c
+ proto/dict.pro: dict.c
+ diff.o: diff.c
+*** ../vim-8.1.1194/src/Make_vms.mms 2019-03-30 13:53:26.166425144 +0100
+--- src/Make_vms.mms 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 308,337 ****
+ $(PERL_LIB) $(PYTHON_LIB) $(TCL_LIB) $(RUBY_LIB)
+
+ SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c charset.c \
+! crypt.c crypt_zip.c dict.c diff.c digraph.c edit.c eval.c evalfunc.c \
+! ex_cmds.c ex_cmds2.c ex_docmd.c ex_eval.c ex_getln.c if_cscope.c \
+! if_xcmdsrv.c fileio.c findfile.c fold.c getchar.c hardcopy.c \
+! hashtab.c indent.c insexpand.c json.c list.c main.c mark.c menu.c \
+! mbyte.c memfile.c memline.c message.c misc1.c misc2.c move.c normal.c \
+! ops.c option.c popupmnu.c quickfix.c regexp.c search.c sha256.c sign.c \
+! spell.c spellfile.c syntax.c tag.c term.c termlib.c textprop.c ui.c \
+! undo.c userfunc.c version.c screen.c window.c os_unix.c os_vms.c \
+! pathdef.c
+ $(GUI_SRC) $(PERL_SRC) $(PYTHON_SRC) $(TCL_SRC) \
+ $(RUBY_SRC) $(HANGULIN_SRC) $(MZSCH_SRC) $(XDIFF_SRC)
+
+ OBJ = arabic.obj autocmd.obj beval.obj blob.obj blowfish.obj buffer.obj \
+! charset.obj crypt.obj crypt_zip.obj dict.obj diff.obj digraph.obj \
+! edit.obj eval.obj evalfunc.obj ex_cmds.obj ex_cmds2.obj ex_docmd.obj \
+! ex_eval.obj ex_getln.obj if_cscope.obj if_xcmdsrv.obj \
+ fileio.obj findfile.obj fold.obj getchar.obj hardcopy.obj hashtab.obj \
+ indent.obj insexpand.obj json.obj list.obj main.obj mark.obj \
+ menu.obj memfile.obj memline.obj message.obj misc1.obj misc2.obj \
+ move.obj mbyte.obj normal.obj ops.obj option.obj popupmnu.obj \
+ quickfix.obj regexp.obj search.obj sha256.obj sign.obj spell.obj \
+ spellfile.obj syntax.obj tag.obj term.obj termlib.obj textprop.obj \
+! ui.obj undo.obj userfunc.obj screen.obj version.obj window.obj \
+! os_unix.obj os_vms.obj pathdef.obj if_mzsch.obj \
+ $(GUI_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(TCL_OBJ) \
+ $(RUBY_OBJ) $(HANGULIN_OBJ) $(MZSCH_OBJ) $(XDIFF_OBJ)
+
+--- 308,337 ----
+ $(PERL_LIB) $(PYTHON_LIB) $(TCL_LIB) $(RUBY_LIB)
+
+ SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c charset.c \
+! crypt.c crypt_zip.c debugger.c dict.c diff.c digraph.c edit.c eval.c \
+! evalfunc.c ex_cmds.c ex_cmds2.c ex_docmd.c ex_eval.c ex_getln.c \
+! if_cscope.c if_xcmdsrv.c fileio.c findfile.c fold.c getchar.c \
+! hardcopy.c hashtab.c indent.c insexpand.c json.c list.c main.c mark.c \
+! menu.c mbyte.c memfile.c memline.c message.c misc1.c misc2.c move.c \
+! normal.c ops.c option.c popupmnu.c quickfix.c regexp.c search.c \
+! sha256.c sign.c spell.c spellfile.c syntax.c tag.c term.c termlib.c \
+! textprop.c ui.c undo.c userfunc.c version.c screen.c window.c \
+! os_unix.c os_vms.c pathdef.c \
+ $(GUI_SRC) $(PERL_SRC) $(PYTHON_SRC) $(TCL_SRC) \
+ $(RUBY_SRC) $(HANGULIN_SRC) $(MZSCH_SRC) $(XDIFF_SRC)
+
+ OBJ = arabic.obj autocmd.obj beval.obj blob.obj blowfish.obj buffer.obj \
+! charset.obj crypt.obj crypt_zip.obj debugger.obj dict.obj diff.obj \
+! digraph.obj edit.obj eval.obj evalfunc.obj ex_cmds.obj ex_cmds2.obj \
+! ex_docmd.obj ex_eval.obj ex_getln.obj if_cscope.obj if_xcmdsrv.obj \
+ fileio.obj findfile.obj fold.obj getchar.obj hardcopy.obj hashtab.obj \
+ indent.obj insexpand.obj json.obj list.obj main.obj mark.obj \
+ menu.obj memfile.obj memline.obj message.obj misc1.obj misc2.obj \
+ move.obj mbyte.obj normal.obj ops.obj option.obj popupmnu.obj \
+ quickfix.obj regexp.obj search.obj sha256.obj sign.obj spell.obj \
+ spellfile.obj syntax.obj tag.obj term.obj termlib.obj textprop.obj \
+! ui.obj undo.obj userfunc.obj screen.obj version.obj \
+! window.obj os_unix.obj os_vms.obj pathdef.obj if_mzsch.obj \
+ $(GUI_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(TCL_OBJ) \
+ $(RUBY_OBJ) $(HANGULIN_OBJ) $(MZSCH_OBJ) $(XDIFF_OBJ)
+
+***************
+*** 522,527 ****
+--- 522,531 ----
+ ascii.h keymap.h term.h macros.h option.h structs.h \
+ regexp.h gui.h beval.h [.proto]gui_beval.pro alloc.h ex_cmds.h spell.h \
+ proto.h globals.h
++ debugger.obj : debugger.c vim.h [.auto]config.h feature.h os_unix.h \
++ ascii.h keymap.h term.h macros.h structs.h regexp.h \
++ gui.h beval.h [.proto]gui_beval.pro option.h ex_cmds.h proto.h \
++ globals.h
+ dict.obj : dict.c vim.h [.auto]config.h feature.h os_unix.h \
+ ascii.h keymap.h term.h macros.h option.h structs.h regexp.h gui.h \
+ beval.h [.proto]gui_beval.pro alloc.h ex_cmds.h spell.h proto.h \
+*** ../vim-8.1.1194/src/Makefile 2019-04-17 16:59:12.575688584 +0200
+--- src/Makefile 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 1579,1584 ****
+--- 1579,1585 ----
+ charset.c \
+ crypt.c \
+ crypt_zip.c \
++ debugger.c \
+ dict.c \
+ diff.c \
+ digraph.c \
+***************
+*** 1693,1698 ****
+--- 1694,1700 ----
+ objects/blowfish.o \
+ objects/crypt.o \
+ objects/crypt_zip.o \
++ objects/debugger.o \
+ objects/dict.o \
+ objects/diff.o \
+ objects/digraph.o \
+***************
+*** 1820,1825 ****
+--- 1822,1828 ----
+ charset.pro \
+ crypt.pro \
+ crypt_zip.pro \
++ debugger.pro \
+ dict.pro \
+ diff.pro \
+ digraph.pro \
+***************
+*** 2963,2968 ****
+--- 2966,2974 ----
+ objects/crypt_zip.o: crypt_zip.c
+ $(CCC) -o $@ crypt_zip.c
+
++ objects/debugger.o: debugger.c
++ $(CCC) -o $@ debugger.c
++
+ objects/dict.o: dict.c
+ $(CCC) -o $@ dict.c
+
+***************
+*** 3425,3430 ****
+--- 3431,3439 ----
+ os_unix.h auto/osdef.h ascii.h keymap.h term.h macros.h option.h beval.h \
+ proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \
+ proto.h globals.h
++ objects/debugger.o: debugger.c vim.h protodef.h auto/config.h feature.h os_unix.h \
++ os_mac.h ascii.h keymap.h term.h macros.h option.h beval.h structs.h \
++ regexp.h gui.h alloc.h ex_cmds.h spell.h proto.h globals.h
+ objects/dict.o: dict.c vim.h protodef.h auto/config.h feature.h os_unix.h \
+ auto/osdef.h ascii.h keymap.h term.h macros.h option.h beval.h \
+ proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \
+*** ../vim-8.1.1194/src/debugger.c 2019-04-21 11:33:08.863781264 +0200
+--- src/debugger.c 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 0 ****
+--- 1,990 ----
++ /* vi:set ts=8 sts=4 sw=4 noet:
++ *
++ * VIM - Vi IMproved by Bram Moolenaar
++ *
++ * Do ":help uganda" in Vim to read copying and usage conditions.
++ * Do ":help credits" in Vim to see a list of people who contributed.
++ * See README.txt for an overview of the Vim source code.
++ */
++
++ /*
++ * debugger.c: Vim script debugger functions
++ */
++
++ #include "vim.h"
++
++ #if defined(FEAT_EVAL) || defined(PROTO)
++ static int debug_greedy = FALSE; /* batch mode debugging: don't save
++ and restore typeahead. */
++ static void do_setdebugtracelevel(char_u *arg);
++ static void do_checkbacktracelevel(void);
++ static void do_showbacktrace(char_u *cmd);
++
++ static char_u *debug_oldval = NULL; /* old and newval for debug expressions */
++ static char_u *debug_newval = NULL;
++ static int debug_expr = 0; /* use debug_expr */
++
++ int
++ has_watchexpr(void)
++ {
++ return debug_expr;
++ }
++
++ /*
++ * do_debug(): Debug mode.
++ * Repeatedly get Ex commands, until told to continue normal execution.
++ */
++ void
++ do_debug(char_u *cmd)
++ {
++ int save_msg_scroll = msg_scroll;
++ int save_State = State;
++ int save_did_emsg = did_emsg;
++ int save_cmd_silent = cmd_silent;
++ int save_msg_silent = msg_silent;
++ int save_emsg_silent = emsg_silent;
++ int save_redir_off = redir_off;
++ tasave_T typeaheadbuf;
++ int typeahead_saved = FALSE;
++ int save_ignore_script = 0;
++ int save_ex_normal_busy;
++ int n;
++ char_u *cmdline = NULL;
++ char_u *p;
++ char *tail = NULL;
++ static int last_cmd = 0;
++ #define CMD_CONT 1
++ #define CMD_NEXT 2
++ #define CMD_STEP 3
++ #define CMD_FINISH 4
++ #define CMD_QUIT 5
++ #define CMD_INTERRUPT 6
++ #define CMD_BACKTRACE 7
++ #define CMD_FRAME 8
++ #define CMD_UP 9
++ #define CMD_DOWN 10
++
++ #ifdef ALWAYS_USE_GUI
++ /* Can't do this when there is no terminal for input/output. */
++ if (!gui.in_use)
++ {
++ /* Break as soon as possible. */
++ debug_break_level = 9999;
++ return;
++ }
++ #endif
++
++ /* Make sure we are in raw mode and start termcap mode. Might have side
++ * effects... */
++ settmode(TMODE_RAW);
++ starttermcap();
++
++ ++RedrawingDisabled; /* don't redisplay the window */
++ ++no_wait_return; /* don't wait for return */
++ did_emsg = FALSE; /* don't use error from debugged stuff */
++ cmd_silent = FALSE; /* display commands */
++ msg_silent = FALSE; /* display messages */
++ emsg_silent = FALSE; /* display error messages */
++ redir_off = TRUE; /* don't redirect debug commands */
++
++ State = NORMAL;
++ debug_mode = TRUE;
++
++ if (!debug_did_msg)
++ msg(_("Entering Debug mode. Type \"cont\" to continue."));
++ if (debug_oldval != NULL)
++ {
++ smsg(_("Oldval = \"%s\""), debug_oldval);
++ vim_free(debug_oldval);
++ debug_oldval = NULL;
++ }
++ if (debug_newval != NULL)
++ {
++ smsg(_("Newval = \"%s\""), debug_newval);
++ vim_free(debug_newval);
++ debug_newval = NULL;
++ }
++ if (sourcing_name != NULL)
++ msg((char *)sourcing_name);
++ if (sourcing_lnum != 0)
++ smsg(_("line %ld: %s"), (long)sourcing_lnum, cmd);
++ else
++ smsg(_("cmd: %s"), cmd);
++ /*
++ * Repeat getting a command and executing it.
++ */
++ for (;;)
++ {
++ msg_scroll = TRUE;
++ need_wait_return = FALSE;
++
++ /* Save the current typeahead buffer and replace it with an empty one.
++ * This makes sure we get input from the user here and don't interfere
++ * with the commands being executed. Reset "ex_normal_busy" to avoid
++ * the side effects of using ":normal". Save the stuff buffer and make
++ * it empty. Set ignore_script to avoid reading from script input. */
++ save_ex_normal_busy = ex_normal_busy;
++ ex_normal_busy = 0;
++ if (!debug_greedy)
++ {
++ save_typeahead(&typeaheadbuf);
++ typeahead_saved = TRUE;
++ save_ignore_script = ignore_script;
++ ignore_script = TRUE;
++ }
++
++ vim_free(cmdline);
++ cmdline = getcmdline_prompt('>', NULL, 0, EXPAND_NOTHING, NULL);
++
++ if (typeahead_saved)
++ {
++ restore_typeahead(&typeaheadbuf);
++ ignore_script = save_ignore_script;
++ }
++ ex_normal_busy = save_ex_normal_busy;
++
++ cmdline_row = msg_row;
++ msg_starthere();
++ if (cmdline != NULL)
++ {
++ /* If this is a debug command, set "last_cmd".
++ * If not, reset "last_cmd".
++ * For a blank line use previous command. */
++ p = skipwhite(cmdline);
++ if (*p != NUL)
++ {
++ switch (*p)
++ {
++ case 'c': last_cmd = CMD_CONT;
++ tail = "ont";
++ break;
++ case 'n': last_cmd = CMD_NEXT;
++ tail = "ext";
++ break;
++ case 's': last_cmd = CMD_STEP;
++ tail = "tep";
++ break;
++ case 'f':
++ last_cmd = 0;
++ if (p[1] == 'r')
++ {
++ last_cmd = CMD_FRAME;
++ tail = "rame";
++ }
++ else
++ {
++ last_cmd = CMD_FINISH;
++ tail = "inish";
++ }
++ break;
++ case 'q': last_cmd = CMD_QUIT;
++ tail = "uit";
++ break;
++ case 'i': last_cmd = CMD_INTERRUPT;
++ tail = "nterrupt";
++ break;
++ case 'b': last_cmd = CMD_BACKTRACE;
++ if (p[1] == 't')
++ tail = "t";
++ else
++ tail = "acktrace";
++ break;
++ case 'w': last_cmd = CMD_BACKTRACE;
++ tail = "here";
++ break;
++ case 'u': last_cmd = CMD_UP;
++ tail = "p";
++ break;
++ case 'd': last_cmd = CMD_DOWN;
++ tail = "own";
++ break;
++ default: last_cmd = 0;
++ }
++ if (last_cmd != 0)
++ {
++ /* Check that the tail matches. */
++ ++p;
++ while (*p != NUL && *p == *tail)
++ {
++ ++p;
++ ++tail;
++ }
++ if (ASCII_ISALPHA(*p) && last_cmd != CMD_FRAME)
++ last_cmd = 0;
++ }
++ }
++
++ if (last_cmd != 0)
++ {
++ /* Execute debug command: decided where to break next and
++ * return. */
++ switch (last_cmd)
++ {
++ case CMD_CONT:
++ debug_break_level = -1;
++ break;
++ case CMD_NEXT:
++ debug_break_level = ex_nesting_level;
++ break;
++ case CMD_STEP:
++ debug_break_level = 9999;
++ break;
++ case CMD_FINISH:
++ debug_break_level = ex_nesting_level - 1;
++ break;
++ case CMD_QUIT:
++ got_int = TRUE;
++ debug_break_level = -1;
++ break;
++ case CMD_INTERRUPT:
++ got_int = TRUE;
++ debug_break_level = 9999;
++ /* Do not repeat ">interrupt" cmd, continue stepping. */
++ last_cmd = CMD_STEP;
++ break;
++ case CMD_BACKTRACE:
++ do_showbacktrace(cmd);
++ continue;
++ case CMD_FRAME:
++ if (*p == NUL)
++ {
++ do_showbacktrace(cmd);
++ }
++ else
++ {
++ p = skipwhite(p);
++ do_setdebugtracelevel(p);
++ }
++ continue;
++ case CMD_UP:
++ debug_backtrace_level++;
++ do_checkbacktracelevel();
++ continue;
++ case CMD_DOWN:
++ debug_backtrace_level--;
++ do_checkbacktracelevel();
++ continue;
++ }
++ /* Going out reset backtrace_level */
++ debug_backtrace_level = 0;
++ break;
++ }
++
++ /* don't debug this command */
++ n = debug_break_level;
++ debug_break_level = -1;
++ (void)do_cmdline(cmdline, getexline, NULL,
++ DOCMD_VERBOSE|DOCMD_EXCRESET);
++ debug_break_level = n;
++ }
++ lines_left = Rows - 1;
++ }
++ vim_free(cmdline);
++
++ --RedrawingDisabled;
++ --no_wait_return;
++ redraw_all_later(NOT_VALID);
++ need_wait_return = FALSE;
++ msg_scroll = save_msg_scroll;
++ lines_left = Rows - 1;
++ State = save_State;
++ debug_mode = FALSE;
++ did_emsg = save_did_emsg;
++ cmd_silent = save_cmd_silent;
++ msg_silent = save_msg_silent;
++ emsg_silent = save_emsg_silent;
++ redir_off = save_redir_off;
++
++ /* Only print the message again when typing a command before coming back
++ * here. */
++ debug_did_msg = TRUE;
++ }
++
++ static int
++ get_maxbacktrace_level(void)
++ {
++ char *p, *q;
++ int maxbacktrace = 0;
++
++ if (sourcing_name != NULL)
++ {
++ p = (char *)sourcing_name;
++ while ((q = strstr(p, "..")) != NULL)
++ {
++ p = q + 2;
++ maxbacktrace++;
++ }
++ }
++ return maxbacktrace;
++ }
++
++ static void
++ do_setdebugtracelevel(char_u *arg)
++ {
++ int level;
++
++ level = atoi((char *)arg);
++ if (*arg == '+' || level < 0)
++ debug_backtrace_level += level;
++ else
++ debug_backtrace_level = level;
++
++ do_checkbacktracelevel();
++ }
++
++ static void
++ do_checkbacktracelevel(void)
++ {
++ if (debug_backtrace_level < 0)
++ {
++ debug_backtrace_level = 0;
++ msg(_("frame is zero"));
++ }
++ else
++ {
++ int max = get_maxbacktrace_level();
++
++ if (debug_backtrace_level > max)
++ {
++ debug_backtrace_level = max;
++ smsg(_("frame at highest level: %d"), max);
++ }
++ }
++ }
++
++ static void
++ do_showbacktrace(char_u *cmd)
++ {
++ char *cur;
++ char *next;
++ int i = 0;
++ int max = get_maxbacktrace_level();
++
++ if (sourcing_name != NULL)
++ {
++ cur = (char *)sourcing_name;
++ while (!got_int)
++ {
++ next = strstr(cur, "..");
++ if (next != NULL)
++ *next = NUL;
++ if (i == max - debug_backtrace_level)
++ smsg("->%d %s", max - i, cur);
++ else
++ smsg(" %d %s", max - i, cur);
++ ++i;
++ if (next == NULL)
++ break;
++ *next = '.';
++ cur = next + 2;
++ }
++ }
++ if (sourcing_lnum != 0)
++ smsg(_("line %ld: %s"), (long)sourcing_lnum, cmd);
++ else
++ smsg(_("cmd: %s"), cmd);
++ }
++
++ /*
++ * ":debug".
++ */
++ void
++ ex_debug(exarg_T *eap)
++ {
++ int debug_break_level_save = debug_break_level;
++
++ debug_break_level = 9999;
++ do_cmdline_cmd(eap->arg);
++ debug_break_level = debug_break_level_save;
++ }
++
++ static char_u *debug_breakpoint_name = NULL;
++ static linenr_T debug_breakpoint_lnum;
++
++ /*
++ * When debugging or a breakpoint is set on a skipped command, no debug prompt
++ * is shown by do_one_cmd(). This situation is indicated by debug_skipped, and
++ * debug_skipped_name is then set to the source name in the breakpoint case. If
++ * a skipped command decides itself that a debug prompt should be displayed, it
++ * can do so by calling dbg_check_skipped().
++ */
++ static int debug_skipped;
++ static char_u *debug_skipped_name;
++
++ /*
++ * Go to debug mode when a breakpoint was encountered or "ex_nesting_level" is
++ * at or below the break level. But only when the line is actually
++ * executed. Return TRUE and set breakpoint_name for skipped commands that
++ * decide to execute something themselves.
++ * Called from do_one_cmd() before executing a command.
++ */
++ void
++ dbg_check_breakpoint(exarg_T *eap)
++ {
++ char_u *p;
++
++ debug_skipped = FALSE;
++ if (debug_breakpoint_name != NULL)
++ {
++ if (!eap->skip)
++ {
++ /* replace K_SNR with "<SNR>" */
++ if (debug_breakpoint_name[0] == K_SPECIAL
++ && debug_breakpoint_name[1] == KS_EXTRA
++ && debug_breakpoint_name[2] == (int)KE_SNR)
++ p = (char_u *)"<SNR>";
++ else
++ p = (char_u *)"";
++ smsg(_("Breakpoint in \"%s%s\" line %ld"),
++ p,
++ debug_breakpoint_name + (*p == NUL ? 0 : 3),
++ (long)debug_breakpoint_lnum);
++ debug_breakpoint_name = NULL;
++ do_debug(eap->cmd);
++ }
++ else
++ {
++ debug_skipped = TRUE;
++ debug_skipped_name = debug_breakpoint_name;
++ debug_breakpoint_name = NULL;
++ }
++ }
++ else if (ex_nesting_level <= debug_break_level)
++ {
++ if (!eap->skip)
++ do_debug(eap->cmd);
++ else
++ {
++ debug_skipped = TRUE;
++ debug_skipped_name = NULL;
++ }
++ }
++ }
++
++ /*
++ * Go to debug mode if skipped by dbg_check_breakpoint() because eap->skip was
++ * set. Return TRUE when the debug mode is entered this time.
++ */
++ int
++ dbg_check_skipped(exarg_T *eap)
++ {
++ int prev_got_int;
++
++ if (debug_skipped)
++ {
++ /*
++ * Save the value of got_int and reset it. We don't want a previous
++ * interruption cause flushing the input buffer.
++ */
++ prev_got_int = got_int;
++ got_int = FALSE;
++ debug_breakpoint_name = debug_skipped_name;
++ /* eap->skip is TRUE */
++ eap->skip = FALSE;
++ (void)dbg_check_breakpoint(eap);
++ eap->skip = TRUE;
++ got_int |= prev_got_int;
++ return TRUE;
++ }
++ return FALSE;
++ }
++
++ /*
++ * The list of breakpoints: dbg_breakp.
++ * This is a grow-array of structs.
++ */
++ struct debuggy
++ {
++ int dbg_nr; /* breakpoint number */
++ int dbg_type; /* DBG_FUNC, DBG_FILE or DBG_EXPR */
++ char_u *dbg_name; /* function, expression or file name */
++ regprog_T *dbg_prog; /* regexp program */
++ linenr_T dbg_lnum; /* line number in function or file */
++ int dbg_forceit; /* ! used */
++ #ifdef FEAT_EVAL
++ typval_T *dbg_val; /* last result of watchexpression */
++ #endif
++ int dbg_level; /* stored nested level for expr */
++ };
++
++ static garray_T dbg_breakp = {0, 0, sizeof(struct debuggy), 4, NULL};
++ #define BREAKP(idx) (((struct debuggy *)dbg_breakp.ga_data)[idx])
++ #define DEBUGGY(gap, idx) (((struct debuggy *)gap->ga_data)[idx])
++ static int last_breakp = 0; /* nr of last defined breakpoint */
++
++ #ifdef FEAT_PROFILE
++ /* Profiling uses file and func names similar to breakpoints. */
++ static garray_T prof_ga = {0, 0, sizeof(struct debuggy), 4, NULL};
++ #endif
++ #define DBG_FUNC 1
++ #define DBG_FILE 2
++ #define DBG_EXPR 3
++
++ static linenr_T debuggy_find(int file,char_u *fname, linenr_T after, garray_T *gap, int *fp);
++
++ /*
++ * Parse the arguments of ":profile", ":breakadd" or ":breakdel" and put them
++ * in the entry just after the last one in dbg_breakp. Note that "dbg_name"
++ * is allocated.
++ * Returns FAIL for failure.
++ */
++ static int
++ dbg_parsearg(
++ char_u *arg,
++ garray_T *gap) /* either &dbg_breakp or &prof_ga */
++ {
++ char_u *p = arg;
++ char_u *q;
++ struct debuggy *bp;
++ int here = FALSE;
++
++ if (ga_grow(gap, 1) == FAIL)
++ return FAIL;
++ bp = &DEBUGGY(gap, gap->ga_len);
++
++ /* Find "func" or "file". */
++ if (STRNCMP(p, "func", 4) == 0)
++ bp->dbg_type = DBG_FUNC;
++ else if (STRNCMP(p, "file", 4) == 0)
++ bp->dbg_type = DBG_FILE;
++ else if (
++ #ifdef FEAT_PROFILE
++ gap != &prof_ga &&
++ #endif
++ STRNCMP(p, "here", 4) == 0)
++ {
++ if (curbuf->b_ffname == NULL)
++ {
++ emsg(_(e_noname));
++ return FAIL;
++ }
++ bp->dbg_type = DBG_FILE;
++ here = TRUE;
++ }
++ else if (
++ #ifdef FEAT_PROFILE
++ gap != &prof_ga &&
++ #endif
++ STRNCMP(p, "expr", 4) == 0)
++ bp->dbg_type = DBG_EXPR;
++ else
++ {
++ semsg(_(e_invarg2), p);
++ return FAIL;
++ }
++ p = skipwhite(p + 4);
++
++ /* Find optional line number. */
++ if (here)
++ bp->dbg_lnum = curwin->w_cursor.lnum;
++ else if (
++ #ifdef FEAT_PROFILE
++ gap != &prof_ga &&
++ #endif
++ VIM_ISDIGIT(*p))
++ {
++ bp->dbg_lnum = getdigits(&p);
++ p = skipwhite(p);
++ }
++ else
++ bp->dbg_lnum = 0;
++
++ /* Find the function or file name. Don't accept a function name with (). */
++ if ((!here && *p == NUL)
++ || (here && *p != NUL)
++ || (bp->dbg_type == DBG_FUNC && strstr((char *)p, "()") != NULL))
++ {
++ semsg(_(e_invarg2), arg);
++ return FAIL;
++ }
++
++ if (bp->dbg_type == DBG_FUNC)
++ bp->dbg_name = vim_strsave(p);
++ else if (here)
++ bp->dbg_name = vim_strsave(curbuf->b_ffname);
++ else if (bp->dbg_type == DBG_EXPR)
++ {
++ bp->dbg_name = vim_strsave(p);
++ if (bp->dbg_name != NULL)
++ bp->dbg_val = eval_expr(bp->dbg_name, NULL);
++ }
++ else
++ {
++ /* Expand the file name in the same way as do_source(). This means
++ * doing it twice, so that $DIR/file gets expanded when $DIR is
++ * "~/dir". */
++ q = expand_env_save(p);
++ if (q == NULL)
++ return FAIL;
++ p = expand_env_save(q);
++ vim_free(q);
++ if (p == NULL)
++ return FAIL;
++ if (*p != '*')
++ {
++ bp->dbg_name = fix_fname(p);
++ vim_free(p);
++ }
++ else
++ bp->dbg_name = p;
++ }
++
++ if (bp->dbg_name == NULL)
++ return FAIL;
++ return OK;
++ }
++
++ /*
++ * ":breakadd". Also used for ":profile".
++ */
++ void
++ ex_breakadd(exarg_T *eap)
++ {
++ struct debuggy *bp;
++ char_u *pat;
++ garray_T *gap;
++
++ gap = &dbg_breakp;
++ #ifdef FEAT_PROFILE
++ if (eap->cmdidx == CMD_profile)
++ gap = &prof_ga;
++ #endif
++
++ if (dbg_parsearg(eap->arg, gap) == OK)
++ {
++ bp = &DEBUGGY(gap, gap->ga_len);
++ bp->dbg_forceit = eap->forceit;
++
++ if (bp->dbg_type != DBG_EXPR)
++ {
++ pat = file_pat_to_reg_pat(bp->dbg_name, NULL, NULL, FALSE);
++ if (pat != NULL)
++ {
++ bp->dbg_prog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
++ vim_free(pat);
++ }
++ if (pat == NULL || bp->dbg_prog == NULL)
++ vim_free(bp->dbg_name);
++ else
++ {
++ if (bp->dbg_lnum == 0) /* default line number is 1 */
++ bp->dbg_lnum = 1;
++ #ifdef FEAT_PROFILE
++ if (eap->cmdidx != CMD_profile)
++ #endif
++ {
++ DEBUGGY(gap, gap->ga_len).dbg_nr = ++last_breakp;
++ ++debug_tick;
++ }
++ ++gap->ga_len;
++ }
++ }
++ else
++ {
++ /* DBG_EXPR */
++ DEBUGGY(gap, gap->ga_len++).dbg_nr = ++last_breakp;
++ ++debug_tick;
++ }
++ }
++ }
++
++ /*
++ * ":debuggreedy".
++ */
++ void
++ ex_debuggreedy(exarg_T *eap)
++ {
++ if (eap->addr_count == 0 || eap->line2 != 0)
++ debug_greedy = TRUE;
++ else
++ debug_greedy = FALSE;
++ }
++
++ /*
++ * ":breakdel" and ":profdel".
++ */
++ void
++ ex_breakdel(exarg_T *eap)
++ {
++ struct debuggy *bp, *bpi;
++ int nr;
++ int todel = -1;
++ int del_all = FALSE;
++ int i;
++ linenr_T best_lnum = 0;
++ garray_T *gap;
++
++ gap = &dbg_breakp;
++ if (eap->cmdidx == CMD_profdel)
++ {
++ #ifdef FEAT_PROFILE
++ gap = &prof_ga;
++ #else
++ ex_ni(eap);
++ return;
++ #endif
++ }
++
++ if (vim_isdigit(*eap->arg))
++ {
++ /* ":breakdel {nr}" */
++ nr = atol((char *)eap->arg);
++ for (i = 0; i < gap->ga_len; ++i)
++ if (DEBUGGY(gap, i).dbg_nr == nr)
++ {
++ todel = i;
++ break;
++ }
++ }
++ else if (*eap->arg == '*')
++ {
++ todel = 0;
++ del_all = TRUE;
++ }
++ else
++ {
++ /* ":breakdel {func|file|expr} [lnum] {name}" */
++ if (dbg_parsearg(eap->arg, gap) == FAIL)
++ return;
++ bp = &DEBUGGY(gap, gap->ga_len);
++ for (i = 0; i < gap->ga_len; ++i)
++ {
++ bpi = &DEBUGGY(gap, i);
++ if (bp->dbg_type == bpi->dbg_type
++ && STRCMP(bp->dbg_name, bpi->dbg_name) == 0
++ && (bp->dbg_lnum == bpi->dbg_lnum
++ || (bp->dbg_lnum == 0
++ && (best_lnum == 0
++ || bpi->dbg_lnum < best_lnum))))
++ {
++ todel = i;
++ best_lnum = bpi->dbg_lnum;
++ }
++ }
++ vim_free(bp->dbg_name);
++ }
++
++ if (todel < 0)
++ semsg(_("E161: Breakpoint not found: %s"), eap->arg);
++ else
++ {
++ while (gap->ga_len > 0)
++ {
++ vim_free(DEBUGGY(gap, todel).dbg_name);
++ #ifdef FEAT_EVAL
++ if (DEBUGGY(gap, todel).dbg_type == DBG_EXPR
++ && DEBUGGY(gap, todel).dbg_val != NULL)
++ free_tv(DEBUGGY(gap, todel).dbg_val);
++ #endif
++ vim_regfree(DEBUGGY(gap, todel).dbg_prog);
++ --gap->ga_len;
++ if (todel < gap->ga_len)
++ mch_memmove(&DEBUGGY(gap, todel), &DEBUGGY(gap, todel + 1),
++ (gap->ga_len - todel) * sizeof(struct debuggy));
++ #ifdef FEAT_PROFILE
++ if (eap->cmdidx == CMD_breakdel)
++ #endif
++ ++debug_tick;
++ if (!del_all)
++ break;
++ }
++
++ /* If all breakpoints were removed clear the array. */
++ if (gap->ga_len == 0)
++ ga_clear(gap);
++ }
++ }
++
++ /*
++ * ":breaklist".
++ */
++ void
++ ex_breaklist(exarg_T *eap UNUSED)
++ {
++ struct debuggy *bp;
++ int i;
++
++ if (dbg_breakp.ga_len == 0)
++ msg(_("No breakpoints defined"));
++ else
++ for (i = 0; i < dbg_breakp.ga_len; ++i)
++ {
++ bp = &BREAKP(i);
++ if (bp->dbg_type == DBG_FILE)
++ home_replace(NULL, bp->dbg_name, NameBuff, MAXPATHL, TRUE);
++ if (bp->dbg_type != DBG_EXPR)
++ smsg(_("%3d %s %s line %ld"),
++ bp->dbg_nr,
++ bp->dbg_type == DBG_FUNC ? "func" : "file",
++ bp->dbg_type == DBG_FUNC ? bp->dbg_name : NameBuff,
++ (long)bp->dbg_lnum);
++ else
++ smsg(_("%3d expr %s"),
++ bp->dbg_nr, bp->dbg_name);
++ }
++ }
++
++ /*
++ * Find a breakpoint for a function or sourced file.
++ * Returns line number at which to break; zero when no matching breakpoint.
++ */
++ linenr_T
++ dbg_find_breakpoint(
++ int file, /* TRUE for a file, FALSE for a function */
++ char_u *fname, /* file or function name */
++ linenr_T after) /* after this line number */
++ {
++ return debuggy_find(file, fname, after, &dbg_breakp, NULL);
++ }
++
++ #if defined(FEAT_PROFILE) || defined(PROTO)
++ /*
++ * Return TRUE if profiling is on for a function or sourced file.
++ */
++ int
++ has_profiling(
++ int file, /* TRUE for a file, FALSE for a function */
++ char_u *fname, /* file or function name */
++ int *fp) /* return: forceit */
++ {
++ return (debuggy_find(file, fname, (linenr_T)0, &prof_ga, fp)
++ != (linenr_T)0);
++ }
++ #endif
++
++ /*
++ * Common code for dbg_find_breakpoint() and has_profiling().
++ */
++ static linenr_T
++ debuggy_find(
++ int file, /* TRUE for a file, FALSE for a function */
++ char_u *fname, /* file or function name */
++ linenr_T after, /* after this line number */
++ garray_T *gap, /* either &dbg_breakp or &prof_ga */
++ int *fp) /* if not NULL: return forceit */
++ {
++ struct debuggy *bp;
++ int i;
++ linenr_T lnum = 0;
++ char_u *name = fname;
++ int prev_got_int;
++
++ /* Return quickly when there are no breakpoints. */
++ if (gap->ga_len == 0)
++ return (linenr_T)0;
++
++ /* Replace K_SNR in function name with "<SNR>". */
++ if (!file && fname[0] == K_SPECIAL)
++ {
++ name = alloc((unsigned)STRLEN(fname) + 3);
++ if (name == NULL)
++ name = fname;
++ else
++ {
++ STRCPY(name, "<SNR>");
++ STRCPY(name + 5, fname + 3);
++ }
++ }
++
++ for (i = 0; i < gap->ga_len; ++i)
++ {
++ /* Skip entries that are not useful or are for a line that is beyond
++ * an already found breakpoint. */
++ bp = &DEBUGGY(gap, i);
++ if (((bp->dbg_type == DBG_FILE) == file &&
++ bp->dbg_type != DBG_EXPR && (
++ #ifdef FEAT_PROFILE
++ gap == &prof_ga ||
++ #endif
++ (bp->dbg_lnum > after && (lnum == 0 || bp->dbg_lnum < lnum)))))
++ {
++ /*
++ * Save the value of got_int and reset it. We don't want a
++ * previous interruption cancel matching, only hitting CTRL-C
++ * while matching should abort it.
++ */
++ prev_got_int = got_int;
++ got_int = FALSE;
++ if (vim_regexec_prog(&bp->dbg_prog, FALSE, name, (colnr_T)0))
++ {
++ lnum = bp->dbg_lnum;
++ if (fp != NULL)
++ *fp = bp->dbg_forceit;
++ }
++ got_int |= prev_got_int;
++ }
++ #ifdef FEAT_EVAL
++ else if (bp->dbg_type == DBG_EXPR)
++ {
++ typval_T *tv;
++ int line = FALSE;
++
++ prev_got_int = got_int;
++ got_int = FALSE;
++
++ tv = eval_expr(bp->dbg_name, NULL);
++ if (tv != NULL)
++ {
++ if (bp->dbg_val == NULL)
++ {
++ debug_oldval = typval_tostring(NULL);
++ bp->dbg_val = tv;
++ debug_newval = typval_tostring(bp->dbg_val);
++ line = TRUE;
++ }
++ else
++ {
++ if (typval_compare(tv, bp->dbg_val, TYPE_EQUAL,
++ TRUE, FALSE) == OK
++ && tv->vval.v_number == FALSE)
++ {
++ typval_T *v;
++
++ line = TRUE;
++ debug_oldval = typval_tostring(bp->dbg_val);
++ /* Need to evaluate again, typval_compare() overwrites
++ * "tv". */
++ v = eval_expr(bp->dbg_name, NULL);
++ debug_newval = typval_tostring(v);
++ free_tv(bp->dbg_val);
++ bp->dbg_val = v;
++ }
++ free_tv(tv);
++ }
++ }
++ else if (bp->dbg_val != NULL)
++ {
++ debug_oldval = typval_tostring(bp->dbg_val);
++ debug_newval = typval_tostring(NULL);
++ free_tv(bp->dbg_val);
++ bp->dbg_val = NULL;
++ line = TRUE;
++ }
++
++ if (line)
++ {
++ lnum = after > 0 ? after : 1;
++ break;
++ }
++
++ got_int |= prev_got_int;
++ }
++ #endif
++ }
++ if (name != fname)
++ vim_free(name);
++
++ return lnum;
++ }
++
++ /*
++ * Called when a breakpoint was encountered.
++ */
++ void
++ dbg_breakpoint(char_u *name, linenr_T lnum)
++ {
++ /* We need to check if this line is actually executed in do_one_cmd() */
++ debug_breakpoint_name = name;
++ debug_breakpoint_lnum = lnum;
++ }
++ #endif
+*** ../vim-8.1.1194/src/ex_cmds2.c 2019-04-20 14:39:42.796386124 +0200
+--- src/ex_cmds2.c 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 66,1046 ****
+ #endif
+
+ #if defined(FEAT_EVAL) || defined(PROTO)
+- static int debug_greedy = FALSE; /* batch mode debugging: don't save
+- and restore typeahead. */
+- static void do_setdebugtracelevel(char_u *arg);
+- static void do_checkbacktracelevel(void);
+- static void do_showbacktrace(char_u *cmd);
+-
+- static char_u *debug_oldval = NULL; /* old and newval for debug expressions */
+- static char_u *debug_newval = NULL;
+- static int debug_expr = 0; /* use debug_expr */
+-
+- int
+- has_watchexpr(void)
+- {
+- return debug_expr;
+- }
+-
+- /*
+- * do_debug(): Debug mode.
+- * Repeatedly get Ex commands, until told to continue normal execution.
+- */
+- void
+- do_debug(char_u *cmd)
+- {
+- int save_msg_scroll = msg_scroll;
+- int save_State = State;
+- int save_did_emsg = did_emsg;
+- int save_cmd_silent = cmd_silent;
+- int save_msg_silent = msg_silent;
+- int save_emsg_silent = emsg_silent;
+- int save_redir_off = redir_off;
+- tasave_T typeaheadbuf;
+- int typeahead_saved = FALSE;
+- int save_ignore_script = 0;
+- int save_ex_normal_busy;
+- int n;
+- char_u *cmdline = NULL;
+- char_u *p;
+- char *tail = NULL;
+- static int last_cmd = 0;
+- #define CMD_CONT 1
+- #define CMD_NEXT 2
+- #define CMD_STEP 3
+- #define CMD_FINISH 4
+- #define CMD_QUIT 5
+- #define CMD_INTERRUPT 6
+- #define CMD_BACKTRACE 7
+- #define CMD_FRAME 8
+- #define CMD_UP 9
+- #define CMD_DOWN 10
+-
+- #ifdef ALWAYS_USE_GUI
+- /* Can't do this when there is no terminal for input/output. */
+- if (!gui.in_use)
+- {
+- /* Break as soon as possible. */
+- debug_break_level = 9999;
+- return;
+- }
+- #endif
+-
+- /* Make sure we are in raw mode and start termcap mode. Might have side
+- * effects... */
+- settmode(TMODE_RAW);
+- starttermcap();
+-
+- ++RedrawingDisabled; /* don't redisplay the window */
+- ++no_wait_return; /* don't wait for return */
+- did_emsg = FALSE; /* don't use error from debugged stuff */
+- cmd_silent = FALSE; /* display commands */
+- msg_silent = FALSE; /* display messages */
+- emsg_silent = FALSE; /* display error messages */
+- redir_off = TRUE; /* don't redirect debug commands */
+-
+- State = NORMAL;
+- debug_mode = TRUE;
+-
+- if (!debug_did_msg)
+- msg(_("Entering Debug mode. Type \"cont\" to continue."));
+- if (debug_oldval != NULL)
+- {
+- smsg(_("Oldval = \"%s\""), debug_oldval);
+- vim_free(debug_oldval);
+- debug_oldval = NULL;
+- }
+- if (debug_newval != NULL)
+- {
+- smsg(_("Newval = \"%s\""), debug_newval);
+- vim_free(debug_newval);
+- debug_newval = NULL;
+- }
+- if (sourcing_name != NULL)
+- msg((char *)sourcing_name);
+- if (sourcing_lnum != 0)
+- smsg(_("line %ld: %s"), (long)sourcing_lnum, cmd);
+- else
+- smsg(_("cmd: %s"), cmd);
+- /*
+- * Repeat getting a command and executing it.
+- */
+- for (;;)
+- {
+- msg_scroll = TRUE;
+- need_wait_return = FALSE;
+-
+- /* Save the current typeahead buffer and replace it with an empty one.
+- * This makes sure we get input from the user here and don't interfere
+- * with the commands being executed. Reset "ex_normal_busy" to avoid
+- * the side effects of using ":normal". Save the stuff buffer and make
+- * it empty. Set ignore_script to avoid reading from script input. */
+- save_ex_normal_busy = ex_normal_busy;
+- ex_normal_busy = 0;
+- if (!debug_greedy)
+- {
+- save_typeahead(&typeaheadbuf);
+- typeahead_saved = TRUE;
+- save_ignore_script = ignore_script;
+- ignore_script = TRUE;
+- }
+-
+- vim_free(cmdline);
+- cmdline = getcmdline_prompt('>', NULL, 0, EXPAND_NOTHING, NULL);
+-
+- if (typeahead_saved)
+- {
+- restore_typeahead(&typeaheadbuf);
+- ignore_script = save_ignore_script;
+- }
+- ex_normal_busy = save_ex_normal_busy;
+-
+- cmdline_row = msg_row;
+- msg_starthere();
+- if (cmdline != NULL)
+- {
+- /* If this is a debug command, set "last_cmd".
+- * If not, reset "last_cmd".
+- * For a blank line use previous command. */
+- p = skipwhite(cmdline);
+- if (*p != NUL)
+- {
+- switch (*p)
+- {
+- case 'c': last_cmd = CMD_CONT;
+- tail = "ont";
+- break;
+- case 'n': last_cmd = CMD_NEXT;
+- tail = "ext";
+- break;
+- case 's': last_cmd = CMD_STEP;
+- tail = "tep";
+- break;
+- case 'f':
+- last_cmd = 0;
+- if (p[1] == 'r')
+- {
+- last_cmd = CMD_FRAME;
+- tail = "rame";
+- }
+- else
+- {
+- last_cmd = CMD_FINISH;
+- tail = "inish";
+- }
+- break;
+- case 'q': last_cmd = CMD_QUIT;
+- tail = "uit";
+- break;
+- case 'i': last_cmd = CMD_INTERRUPT;
+- tail = "nterrupt";
+- break;
+- case 'b': last_cmd = CMD_BACKTRACE;
+- if (p[1] == 't')
+- tail = "t";
+- else
+- tail = "acktrace";
+- break;
+- case 'w': last_cmd = CMD_BACKTRACE;
+- tail = "here";
+- break;
+- case 'u': last_cmd = CMD_UP;
+- tail = "p";
+- break;
+- case 'd': last_cmd = CMD_DOWN;
+- tail = "own";
+- break;
+- default: last_cmd = 0;
+- }
+- if (last_cmd != 0)
+- {
+- /* Check that the tail matches. */
+- ++p;
+- while (*p != NUL && *p == *tail)
+- {
+- ++p;
+- ++tail;
+- }
+- if (ASCII_ISALPHA(*p) && last_cmd != CMD_FRAME)
+- last_cmd = 0;
+- }
+- }
+-
+- if (last_cmd != 0)
+- {
+- /* Execute debug command: decided where to break next and
+- * return. */
+- switch (last_cmd)
+- {
+- case CMD_CONT:
+- debug_break_level = -1;
+- break;
+- case CMD_NEXT:
+- debug_break_level = ex_nesting_level;
+- break;
+- case CMD_STEP:
+- debug_break_level = 9999;
+- break;
+- case CMD_FINISH:
+- debug_break_level = ex_nesting_level - 1;
+- break;
+- case CMD_QUIT:
+- got_int = TRUE;
+- debug_break_level = -1;
+- break;
+- case CMD_INTERRUPT:
+- got_int = TRUE;
+- debug_break_level = 9999;
+- /* Do not repeat ">interrupt" cmd, continue stepping. */
+- last_cmd = CMD_STEP;
+- break;
+- case CMD_BACKTRACE:
+- do_showbacktrace(cmd);
+- continue;
+- case CMD_FRAME:
+- if (*p == NUL)
+- {
+- do_showbacktrace(cmd);
+- }
+- else
+- {
+- p = skipwhite(p);
+- do_setdebugtracelevel(p);
+- }
+- continue;
+- case CMD_UP:
+- debug_backtrace_level++;
+- do_checkbacktracelevel();
+- continue;
+- case CMD_DOWN:
+- debug_backtrace_level--;
+- do_checkbacktracelevel();
+- continue;
+- }
+- /* Going out reset backtrace_level */
+- debug_backtrace_level = 0;
+- break;
+- }
+-
+- /* don't debug this command */
+- n = debug_break_level;
+- debug_break_level = -1;
+- (void)do_cmdline(cmdline, getexline, NULL,
+- DOCMD_VERBOSE|DOCMD_EXCRESET);
+- debug_break_level = n;
+- }
+- lines_left = Rows - 1;
+- }
+- vim_free(cmdline);
+-
+- --RedrawingDisabled;
+- --no_wait_return;
+- redraw_all_later(NOT_VALID);
+- need_wait_return = FALSE;
+- msg_scroll = save_msg_scroll;
+- lines_left = Rows - 1;
+- State = save_State;
+- debug_mode = FALSE;
+- did_emsg = save_did_emsg;
+- cmd_silent = save_cmd_silent;
+- msg_silent = save_msg_silent;
+- emsg_silent = save_emsg_silent;
+- redir_off = save_redir_off;
+-
+- /* Only print the message again when typing a command before coming back
+- * here. */
+- debug_did_msg = TRUE;
+- }
+-
+- static int
+- get_maxbacktrace_level(void)
+- {
+- char *p, *q;
+- int maxbacktrace = 0;
+-
+- if (sourcing_name != NULL)
+- {
+- p = (char *)sourcing_name;
+- while ((q = strstr(p, "..")) != NULL)
+- {
+- p = q + 2;
+- maxbacktrace++;
+- }
+- }
+- return maxbacktrace;
+- }
+-
+- static void
+- do_setdebugtracelevel(char_u *arg)
+- {
+- int level;
+-
+- level = atoi((char *)arg);
+- if (*arg == '+' || level < 0)
+- debug_backtrace_level += level;
+- else
+- debug_backtrace_level = level;
+-
+- do_checkbacktracelevel();
+- }
+-
+- static void
+- do_checkbacktracelevel(void)
+- {
+- if (debug_backtrace_level < 0)
+- {
+- debug_backtrace_level = 0;
+- msg(_("frame is zero"));
+- }
+- else
+- {
+- int max = get_maxbacktrace_level();
+-
+- if (debug_backtrace_level > max)
+- {
+- debug_backtrace_level = max;
+- smsg(_("frame at highest level: %d"), max);
+- }
+- }
+- }
+-
+- static void
+- do_showbacktrace(char_u *cmd)
+- {
+- char *cur;
+- char *next;
+- int i = 0;
+- int max = get_maxbacktrace_level();
+-
+- if (sourcing_name != NULL)
+- {
+- cur = (char *)sourcing_name;
+- while (!got_int)
+- {
+- next = strstr(cur, "..");
+- if (next != NULL)
+- *next = NUL;
+- if (i == max - debug_backtrace_level)
+- smsg("->%d %s", max - i, cur);
+- else
+- smsg(" %d %s", max - i, cur);
+- ++i;
+- if (next == NULL)
+- break;
+- *next = '.';
+- cur = next + 2;
+- }
+- }
+- if (sourcing_lnum != 0)
+- smsg(_("line %ld: %s"), (long)sourcing_lnum, cmd);
+- else
+- smsg(_("cmd: %s"), cmd);
+- }
+-
+- /*
+- * ":debug".
+- */
+- void
+- ex_debug(exarg_T *eap)
+- {
+- int debug_break_level_save = debug_break_level;
+-
+- debug_break_level = 9999;
+- do_cmdline_cmd(eap->arg);
+- debug_break_level = debug_break_level_save;
+- }
+-
+- static char_u *debug_breakpoint_name = NULL;
+- static linenr_T debug_breakpoint_lnum;
+-
+- /*
+- * When debugging or a breakpoint is set on a skipped command, no debug prompt
+- * is shown by do_one_cmd(). This situation is indicated by debug_skipped, and
+- * debug_skipped_name is then set to the source name in the breakpoint case. If
+- * a skipped command decides itself that a debug prompt should be displayed, it
+- * can do so by calling dbg_check_skipped().
+- */
+- static int debug_skipped;
+- static char_u *debug_skipped_name;
+-
+- /*
+- * Go to debug mode when a breakpoint was encountered or "ex_nesting_level" is
+- * at or below the break level. But only when the line is actually
+- * executed. Return TRUE and set breakpoint_name for skipped commands that
+- * decide to execute something themselves.
+- * Called from do_one_cmd() before executing a command.
+- */
+- void
+- dbg_check_breakpoint(exarg_T *eap)
+- {
+- char_u *p;
+-
+- debug_skipped = FALSE;
+- if (debug_breakpoint_name != NULL)
+- {
+- if (!eap->skip)
+- {
+- /* replace K_SNR with "<SNR>" */
+- if (debug_breakpoint_name[0] == K_SPECIAL
+- && debug_breakpoint_name[1] == KS_EXTRA
+- && debug_breakpoint_name[2] == (int)KE_SNR)
+- p = (char_u *)"<SNR>";
+- else
+- p = (char_u *)"";
+- smsg(_("Breakpoint in \"%s%s\" line %ld"),
+- p,
+- debug_breakpoint_name + (*p == NUL ? 0 : 3),
+- (long)debug_breakpoint_lnum);
+- debug_breakpoint_name = NULL;
+- do_debug(eap->cmd);
+- }
+- else
+- {
+- debug_skipped = TRUE;
+- debug_skipped_name = debug_breakpoint_name;
+- debug_breakpoint_name = NULL;
+- }
+- }
+- else if (ex_nesting_level <= debug_break_level)
+- {
+- if (!eap->skip)
+- do_debug(eap->cmd);
+- else
+- {
+- debug_skipped = TRUE;
+- debug_skipped_name = NULL;
+- }
+- }
+- }
+-
+- /*
+- * Go to debug mode if skipped by dbg_check_breakpoint() because eap->skip was
+- * set. Return TRUE when the debug mode is entered this time.
+- */
+- int
+- dbg_check_skipped(exarg_T *eap)
+- {
+- int prev_got_int;
+-
+- if (debug_skipped)
+- {
+- /*
+- * Save the value of got_int and reset it. We don't want a previous
+- * interruption cause flushing the input buffer.
+- */
+- prev_got_int = got_int;
+- got_int = FALSE;
+- debug_breakpoint_name = debug_skipped_name;
+- /* eap->skip is TRUE */
+- eap->skip = FALSE;
+- (void)dbg_check_breakpoint(eap);
+- eap->skip = TRUE;
+- got_int |= prev_got_int;
+- return TRUE;
+- }
+- return FALSE;
+- }
+-
+- /*
+- * The list of breakpoints: dbg_breakp.
+- * This is a grow-array of structs.
+- */
+- struct debuggy
+- {
+- int dbg_nr; /* breakpoint number */
+- int dbg_type; /* DBG_FUNC, DBG_FILE or DBG_EXPR */
+- char_u *dbg_name; /* function, expression or file name */
+- regprog_T *dbg_prog; /* regexp program */
+- linenr_T dbg_lnum; /* line number in function or file */
+- int dbg_forceit; /* ! used */
+- #ifdef FEAT_EVAL
+- typval_T *dbg_val; /* last result of watchexpression */
+- #endif
+- int dbg_level; /* stored nested level for expr */
+- };
+-
+- static garray_T dbg_breakp = {0, 0, sizeof(struct debuggy), 4, NULL};
+- #define BREAKP(idx) (((struct debuggy *)dbg_breakp.ga_data)[idx])
+- #define DEBUGGY(gap, idx) (((struct debuggy *)gap->ga_data)[idx])
+- static int last_breakp = 0; /* nr of last defined breakpoint */
+-
+- #ifdef FEAT_PROFILE
+- /* Profiling uses file and func names similar to breakpoints. */
+- static garray_T prof_ga = {0, 0, sizeof(struct debuggy), 4, NULL};
+- #endif
+- #define DBG_FUNC 1
+- #define DBG_FILE 2
+- #define DBG_EXPR 3
+-
+- static linenr_T debuggy_find(int file,char_u *fname, linenr_T after, garray_T *gap, int *fp);
+-
+- /*
+- * Parse the arguments of ":profile", ":breakadd" or ":breakdel" and put them
+- * in the entry just after the last one in dbg_breakp. Note that "dbg_name"
+- * is allocated.
+- * Returns FAIL for failure.
+- */
+- static int
+- dbg_parsearg(
+- char_u *arg,
+- garray_T *gap) /* either &dbg_breakp or &prof_ga */
+- {
+- char_u *p = arg;
+- char_u *q;
+- struct debuggy *bp;
+- int here = FALSE;
+-
+- if (ga_grow(gap, 1) == FAIL)
+- return FAIL;
+- bp = &DEBUGGY(gap, gap->ga_len);
+-
+- /* Find "func" or "file". */
+- if (STRNCMP(p, "func", 4) == 0)
+- bp->dbg_type = DBG_FUNC;
+- else if (STRNCMP(p, "file", 4) == 0)
+- bp->dbg_type = DBG_FILE;
+- else if (
+- #ifdef FEAT_PROFILE
+- gap != &prof_ga &&
+- #endif
+- STRNCMP(p, "here", 4) == 0)
+- {
+- if (curbuf->b_ffname == NULL)
+- {
+- emsg(_(e_noname));
+- return FAIL;
+- }
+- bp->dbg_type = DBG_FILE;
+- here = TRUE;
+- }
+- else if (
+- #ifdef FEAT_PROFILE
+- gap != &prof_ga &&
+- #endif
+- STRNCMP(p, "expr", 4) == 0)
+- bp->dbg_type = DBG_EXPR;
+- else
+- {
+- semsg(_(e_invarg2), p);
+- return FAIL;
+- }
+- p = skipwhite(p + 4);
+-
+- /* Find optional line number. */
+- if (here)
+- bp->dbg_lnum = curwin->w_cursor.lnum;
+- else if (
+- #ifdef FEAT_PROFILE
+- gap != &prof_ga &&
+- #endif
+- VIM_ISDIGIT(*p))
+- {
+- bp->dbg_lnum = getdigits(&p);
+- p = skipwhite(p);
+- }
+- else
+- bp->dbg_lnum = 0;
+-
+- /* Find the function or file name. Don't accept a function name with (). */
+- if ((!here && *p == NUL)
+- || (here && *p != NUL)
+- || (bp->dbg_type == DBG_FUNC && strstr((char *)p, "()") != NULL))
+- {
+- semsg(_(e_invarg2), arg);
+- return FAIL;
+- }
+-
+- if (bp->dbg_type == DBG_FUNC)
+- bp->dbg_name = vim_strsave(p);
+- else if (here)
+- bp->dbg_name = vim_strsave(curbuf->b_ffname);
+- else if (bp->dbg_type == DBG_EXPR)
+- {
+- bp->dbg_name = vim_strsave(p);
+- if (bp->dbg_name != NULL)
+- bp->dbg_val = eval_expr(bp->dbg_name, NULL);
+- }
+- else
+- {
+- /* Expand the file name in the same way as do_source(). This means
+- * doing it twice, so that $DIR/file gets expanded when $DIR is
+- * "~/dir". */
+- q = expand_env_save(p);
+- if (q == NULL)
+- return FAIL;
+- p = expand_env_save(q);
+- vim_free(q);
+- if (p == NULL)
+- return FAIL;
+- if (*p != '*')
+- {
+- bp->dbg_name = fix_fname(p);
+- vim_free(p);
+- }
+- else
+- bp->dbg_name = p;
+- }
+-
+- if (bp->dbg_name == NULL)
+- return FAIL;
+- return OK;
+- }
+-
+- /*
+- * ":breakadd". Also used for ":profile".
+- */
+- void
+- ex_breakadd(exarg_T *eap)
+- {
+- struct debuggy *bp;
+- char_u *pat;
+- garray_T *gap;
+-
+- gap = &dbg_breakp;
+- #ifdef FEAT_PROFILE
+- if (eap->cmdidx == CMD_profile)
+- gap = &prof_ga;
+- #endif
+-
+- if (dbg_parsearg(eap->arg, gap) == OK)
+- {
+- bp = &DEBUGGY(gap, gap->ga_len);
+- bp->dbg_forceit = eap->forceit;
+-
+- if (bp->dbg_type != DBG_EXPR)
+- {
+- pat = file_pat_to_reg_pat(bp->dbg_name, NULL, NULL, FALSE);
+- if (pat != NULL)
+- {
+- bp->dbg_prog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
+- vim_free(pat);
+- }
+- if (pat == NULL || bp->dbg_prog == NULL)
+- vim_free(bp->dbg_name);
+- else
+- {
+- if (bp->dbg_lnum == 0) /* default line number is 1 */
+- bp->dbg_lnum = 1;
+- #ifdef FEAT_PROFILE
+- if (eap->cmdidx != CMD_profile)
+- #endif
+- {
+- DEBUGGY(gap, gap->ga_len).dbg_nr = ++last_breakp;
+- ++debug_tick;
+- }
+- ++gap->ga_len;
+- }
+- }
+- else
+- {
+- /* DBG_EXPR */
+- DEBUGGY(gap, gap->ga_len++).dbg_nr = ++last_breakp;
+- ++debug_tick;
+- }
+- }
+- }
+-
+- /*
+- * ":debuggreedy".
+- */
+- void
+- ex_debuggreedy(exarg_T *eap)
+- {
+- if (eap->addr_count == 0 || eap->line2 != 0)
+- debug_greedy = TRUE;
+- else
+- debug_greedy = FALSE;
+- }
+-
+- /*
+- * ":breakdel" and ":profdel".
+- */
+- void
+- ex_breakdel(exarg_T *eap)
+- {
+- struct debuggy *bp, *bpi;
+- int nr;
+- int todel = -1;
+- int del_all = FALSE;
+- int i;
+- linenr_T best_lnum = 0;
+- garray_T *gap;
+-
+- gap = &dbg_breakp;
+- if (eap->cmdidx == CMD_profdel)
+- {
+- #ifdef FEAT_PROFILE
+- gap = &prof_ga;
+- #else
+- ex_ni(eap);
+- return;
+- #endif
+- }
+-
+- if (vim_isdigit(*eap->arg))
+- {
+- /* ":breakdel {nr}" */
+- nr = atol((char *)eap->arg);
+- for (i = 0; i < gap->ga_len; ++i)
+- if (DEBUGGY(gap, i).dbg_nr == nr)
+- {
+- todel = i;
+- break;
+- }
+- }
+- else if (*eap->arg == '*')
+- {
+- todel = 0;
+- del_all = TRUE;
+- }
+- else
+- {
+- /* ":breakdel {func|file|expr} [lnum] {name}" */
+- if (dbg_parsearg(eap->arg, gap) == FAIL)
+- return;
+- bp = &DEBUGGY(gap, gap->ga_len);
+- for (i = 0; i < gap->ga_len; ++i)
+- {
+- bpi = &DEBUGGY(gap, i);
+- if (bp->dbg_type == bpi->dbg_type
+- && STRCMP(bp->dbg_name, bpi->dbg_name) == 0
+- && (bp->dbg_lnum == bpi->dbg_lnum
+- || (bp->dbg_lnum == 0
+- && (best_lnum == 0
+- || bpi->dbg_lnum < best_lnum))))
+- {
+- todel = i;
+- best_lnum = bpi->dbg_lnum;
+- }
+- }
+- vim_free(bp->dbg_name);
+- }
+-
+- if (todel < 0)
+- semsg(_("E161: Breakpoint not found: %s"), eap->arg);
+- else
+- {
+- while (gap->ga_len > 0)
+- {
+- vim_free(DEBUGGY(gap, todel).dbg_name);
+- #ifdef FEAT_EVAL
+- if (DEBUGGY(gap, todel).dbg_type == DBG_EXPR
+- && DEBUGGY(gap, todel).dbg_val != NULL)
+- free_tv(DEBUGGY(gap, todel).dbg_val);
+- #endif
+- vim_regfree(DEBUGGY(gap, todel).dbg_prog);
+- --gap->ga_len;
+- if (todel < gap->ga_len)
+- mch_memmove(&DEBUGGY(gap, todel), &DEBUGGY(gap, todel + 1),
+- (gap->ga_len - todel) * sizeof(struct debuggy));
+- #ifdef FEAT_PROFILE
+- if (eap->cmdidx == CMD_breakdel)
+- #endif
+- ++debug_tick;
+- if (!del_all)
+- break;
+- }
+-
+- /* If all breakpoints were removed clear the array. */
+- if (gap->ga_len == 0)
+- ga_clear(gap);
+- }
+- }
+-
+- /*
+- * ":breaklist".
+- */
+- void
+- ex_breaklist(exarg_T *eap UNUSED)
+- {
+- struct debuggy *bp;
+- int i;
+-
+- if (dbg_breakp.ga_len == 0)
+- msg(_("No breakpoints defined"));
+- else
+- for (i = 0; i < dbg_breakp.ga_len; ++i)
+- {
+- bp = &BREAKP(i);
+- if (bp->dbg_type == DBG_FILE)
+- home_replace(NULL, bp->dbg_name, NameBuff, MAXPATHL, TRUE);
+- if (bp->dbg_type != DBG_EXPR)
+- smsg(_("%3d %s %s line %ld"),
+- bp->dbg_nr,
+- bp->dbg_type == DBG_FUNC ? "func" : "file",
+- bp->dbg_type == DBG_FUNC ? bp->dbg_name : NameBuff,
+- (long)bp->dbg_lnum);
+- else
+- smsg(_("%3d expr %s"),
+- bp->dbg_nr, bp->dbg_name);
+- }
+- }
+-
+- /*
+- * Find a breakpoint for a function or sourced file.
+- * Returns line number at which to break; zero when no matching breakpoint.
+- */
+- linenr_T
+- dbg_find_breakpoint(
+- int file, /* TRUE for a file, FALSE for a function */
+- char_u *fname, /* file or function name */
+- linenr_T after) /* after this line number */
+- {
+- return debuggy_find(file, fname, after, &dbg_breakp, NULL);
+- }
+-
+- #if defined(FEAT_PROFILE) || defined(PROTO)
+- /*
+- * Return TRUE if profiling is on for a function or sourced file.
+- */
+- int
+- has_profiling(
+- int file, /* TRUE for a file, FALSE for a function */
+- char_u *fname, /* file or function name */
+- int *fp) /* return: forceit */
+- {
+- return (debuggy_find(file, fname, (linenr_T)0, &prof_ga, fp)
+- != (linenr_T)0);
+- }
+- #endif
+-
+- /*
+- * Common code for dbg_find_breakpoint() and has_profiling().
+- */
+- static linenr_T
+- debuggy_find(
+- int file, /* TRUE for a file, FALSE for a function */
+- char_u *fname, /* file or function name */
+- linenr_T after, /* after this line number */
+- garray_T *gap, /* either &dbg_breakp or &prof_ga */
+- int *fp) /* if not NULL: return forceit */
+- {
+- struct debuggy *bp;
+- int i;
+- linenr_T lnum = 0;
+- char_u *name = fname;
+- int prev_got_int;
+-
+- /* Return quickly when there are no breakpoints. */
+- if (gap->ga_len == 0)
+- return (linenr_T)0;
+-
+- /* Replace K_SNR in function name with "<SNR>". */
+- if (!file && fname[0] == K_SPECIAL)
+- {
+- name = alloc((unsigned)STRLEN(fname) + 3);
+- if (name == NULL)
+- name = fname;
+- else
+- {
+- STRCPY(name, "<SNR>");
+- STRCPY(name + 5, fname + 3);
+- }
+- }
+-
+- for (i = 0; i < gap->ga_len; ++i)
+- {
+- /* Skip entries that are not useful or are for a line that is beyond
+- * an already found breakpoint. */
+- bp = &DEBUGGY(gap, i);
+- if (((bp->dbg_type == DBG_FILE) == file &&
+- bp->dbg_type != DBG_EXPR && (
+- #ifdef FEAT_PROFILE
+- gap == &prof_ga ||
+- #endif
+- (bp->dbg_lnum > after && (lnum == 0 || bp->dbg_lnum < lnum)))))
+- {
+- /*
+- * Save the value of got_int and reset it. We don't want a
+- * previous interruption cancel matching, only hitting CTRL-C
+- * while matching should abort it.
+- */
+- prev_got_int = got_int;
+- got_int = FALSE;
+- if (vim_regexec_prog(&bp->dbg_prog, FALSE, name, (colnr_T)0))
+- {
+- lnum = bp->dbg_lnum;
+- if (fp != NULL)
+- *fp = bp->dbg_forceit;
+- }
+- got_int |= prev_got_int;
+- }
+- #ifdef FEAT_EVAL
+- else if (bp->dbg_type == DBG_EXPR)
+- {
+- typval_T *tv;
+- int line = FALSE;
+-
+- prev_got_int = got_int;
+- got_int = FALSE;
+-
+- tv = eval_expr(bp->dbg_name, NULL);
+- if (tv != NULL)
+- {
+- if (bp->dbg_val == NULL)
+- {
+- debug_oldval = typval_tostring(NULL);
+- bp->dbg_val = tv;
+- debug_newval = typval_tostring(bp->dbg_val);
+- line = TRUE;
+- }
+- else
+- {
+- if (typval_compare(tv, bp->dbg_val, TYPE_EQUAL,
+- TRUE, FALSE) == OK
+- && tv->vval.v_number == FALSE)
+- {
+- typval_T *v;
+-
+- line = TRUE;
+- debug_oldval = typval_tostring(bp->dbg_val);
+- /* Need to evaluate again, typval_compare() overwrites
+- * "tv". */
+- v = eval_expr(bp->dbg_name, NULL);
+- debug_newval = typval_tostring(v);
+- free_tv(bp->dbg_val);
+- bp->dbg_val = v;
+- }
+- free_tv(tv);
+- }
+- }
+- else if (bp->dbg_val != NULL)
+- {
+- debug_oldval = typval_tostring(bp->dbg_val);
+- debug_newval = typval_tostring(NULL);
+- free_tv(bp->dbg_val);
+- bp->dbg_val = NULL;
+- line = TRUE;
+- }
+-
+- if (line)
+- {
+- lnum = after > 0 ? after : 1;
+- break;
+- }
+-
+- got_int |= prev_got_int;
+- }
+- #endif
+- }
+- if (name != fname)
+- vim_free(name);
+-
+- return lnum;
+- }
+-
+- /*
+- * Called when a breakpoint was encountered.
+- */
+- void
+- dbg_breakpoint(char_u *name, linenr_T lnum)
+- {
+- /* We need to check if this line is actually executed in do_one_cmd() */
+- debug_breakpoint_name = name;
+- debug_breakpoint_lnum = lnum;
+- }
+-
+-
+ # if defined(FEAT_PROFILE) || defined(FEAT_RELTIME) || defined(PROTO)
+ /*
+ * Store the current time in "tm".
+--- 66,71 ----
+*** ../vim-8.1.1194/src/proto.h 2019-03-30 13:53:26.174425093 +0100
+--- src/proto.h 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 68,73 ****
+--- 68,74 ----
+ # ifdef FEAT_CSCOPE
+ # include "if_cscope.pro"
+ # endif
++ # include "debugger.pro"
+ # include "dict.pro"
+ # include "diff.pro"
+ # include "digraph.pro"
+*** ../vim-8.1.1194/src/proto/debugger.pro 2019-04-21 11:33:08.875781192 +0200
+--- src/proto/debugger.pro 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 0 ****
+--- 1,14 ----
++ /* debugger.c */
++ int has_watchexpr(void);
++ void do_debug(char_u *cmd);
++ void ex_debug(exarg_T *eap);
++ void dbg_check_breakpoint(exarg_T *eap);
++ int dbg_check_skipped(exarg_T *eap);
++ void ex_breakadd(exarg_T *eap);
++ void ex_debuggreedy(exarg_T *eap);
++ void ex_breakdel(exarg_T *eap);
++ void ex_breaklist(exarg_T *eap);
++ linenr_T dbg_find_breakpoint(int file, char_u *fname, linenr_T after);
++ int has_profiling(int file, char_u *fname, int *fp);
++ void dbg_breakpoint(char_u *name, linenr_T lnum);
++ /* vim: set ft=c : */
+*** ../vim-8.1.1194/src/proto/ex_cmds2.pro 2019-04-04 18:15:05.770857065 +0200
+--- src/proto/ex_cmds2.pro 2019-04-21 11:18:57.688977840 +0200
+***************
+*** 1,16 ****
+ /* ex_cmds2.c */
+- int has_watchexpr(void);
+- void do_debug(char_u *cmd);
+- void ex_debug(exarg_T *eap);
+- void dbg_check_breakpoint(exarg_T *eap);
+- int dbg_check_skipped(exarg_T *eap);
+- void ex_breakadd(exarg_T *eap);
+- void ex_debuggreedy(exarg_T *eap);
+- void ex_breakdel(exarg_T *eap);
+- void ex_breaklist(exarg_T *eap);
+- linenr_T dbg_find_breakpoint(int file, char_u *fname, linenr_T after);
+- int has_profiling(int file, char_u *fname, int *fp);
+- void dbg_breakpoint(char_u *name, linenr_T lnum);
+ void profile_start(proftime_T *tm);
+ void profile_end(proftime_T *tm);
+ void profile_sub(proftime_T *tm, proftime_T *tm2);
+--- 1,4 ----
+*** ../vim-8.1.1194/src/version.c 2019-04-21 00:00:07.946354820 +0200
+--- src/version.c 2019-04-21 11:20:15.084493742 +0200
+***************
+*** 773,774 ****
+--- 773,776 ----
+ { /* Add new patch number below this line */
++ /**/
++ 1195,
+ /**/
+
+--
+FATHER: Make sure the Prince doesn't leave this room until I come and
+ get him.
+FIRST GUARD: Not ... to leave the room ... even if you come and get him.
+FATHER: No. Until I come and get him.
+SECOND GUARD: Hic.
+ "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
+/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\ an exciting new programming language -- http://www.Zimbu.org ///
+ \\\ help me help AIDS victims -- http://ICCF-Holland.org ///