From 4403160cd26a0ba4eb014d69bfb9dcd568f64fc6 Mon Sep 17 00:00:00 2001 From: Peter Breitenlohner Date: Fri, 12 Jun 2015 08:45:07 +0000 Subject: Integrate MFLua and MFLuaJIT git-svn-id: svn://tug.org/texlive/trunk@37504 c570f23f-e606-0410-a88d-b1316a301751 --- Build/source/texk/web2c/mfluadir/mfluac.c | 1480 +++++++++++++++++++++++++++++ 1 file changed, 1480 insertions(+) create mode 100644 Build/source/texk/web2c/mfluadir/mfluac.c (limited to 'Build/source/texk/web2c/mfluadir/mfluac.c') diff --git a/Build/source/texk/web2c/mfluadir/mfluac.c b/Build/source/texk/web2c/mfluadir/mfluac.c new file mode 100644 index 00000000000..5c1ddd5f66a --- /dev/null +++ b/Build/source/texk/web2c/mfluadir/mfluac.c @@ -0,0 +1,1480 @@ +#define EXTERN extern + +#if defined(JIT) +#include "mfluajitd.h" +#else +#include "mfluad.h" +#endif + +#include +#include +#include + +/**************************************************************/ +/* */ +/* private functions */ +/* */ +/**************************************************************/ +static lua_State *Luas[1]; + +static void priv_lua_reporterrors(lua_State *L, int status) +{ + if ( status!=0 ) { + fprintf(stderr,"\n! %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* remove error message */ + } +} + +#define link_field(p) mem[p].hhfield.rh /* {the |link| field of a memory word} */ +static int priv_mfweb_link(lua_State *L) +{ + halfword p,q; + p = (halfword) lua_tonumber(L,1); + q = link_field(p); + lua_pushnumber(L,q); + return 1; +} + +#define info_field(p) mem[p].hhfield.lhfield /* {the |info| field of a memory word} */ +static int priv_mfweb_info(lua_State *L) +{ + halfword p,q; + p = (halfword) lua_tonumber(L,1); + q = info_field(p); + lua_pushnumber(L,q); + return 1; +} + + +#define x_coord(p) mem[p+1].cint /* {the |x| coordinate of this knot} */ +static int priv_mfweb_x_coord(lua_State *L) +{ + halfword p; + int q; + p = (halfword) lua_tonumber(L,1); + q = x_coord(p); + lua_pushnumber(L,q); + return 1; +} + +#define y_coord(p) mem[p+2].cint /* {the |y| coordinate of this knot} */ +static int priv_mfweb_y_coord(lua_State *L) +{ + halfword p,q; + p = (halfword) lua_tonumber(L,1); + q = y_coord(p); + lua_pushnumber(L,q); + return 1; +} + + +#define left_type(p) mem[p].hhfield.b0 /* {characterizes the path entering this knot} */ +static int priv_mfweb_left_type(lua_State *L) +{ + halfword p,q; + p = (halfword) lua_tonumber(L,1); + q = left_type(p); + lua_pushnumber(L,q); + return 1; +} + +#define right_type(p) mem[p].hhfield.b1 /* {characterizes the path leaving this knot} */ +static int priv_mfweb_right_type(lua_State *L) +{ + halfword p,q; + p = (halfword) lua_tonumber(L,1); + q = right_type(p); + lua_pushnumber(L,q); + return 1; +} + + +#define left_x(p) mem[p+3].cint /* {the |x| coordinate of previous control point} */ +static int priv_mfweb_left_x(lua_State *L) +{ + halfword p; + integer q ; + p = (halfword) lua_tonumber(L,1); + q = left_x(p); + lua_pushnumber(L,q); + return 1; +} + + +#define left_y(p) mem[p+4].cint /* {the |y| coordinate of previous control point} */ +static int priv_mfweb_left_y(lua_State *L) +{ + halfword p; + integer q ; + p = (halfword) lua_tonumber(L,1); + q = left_y(p); + lua_pushnumber(L,q); + return 1; +} + + +#define right_x(p) mem[p+5].cint /* {the |x| coordinate of next control point} */ +static int priv_mfweb_right_x(lua_State *L) +{ + halfword p; + integer q ; + p = (halfword) lua_tonumber(L,1); + q = right_x(p); + lua_pushnumber(L,q); + return 1; +} + +#define right_y(p) mem[p+6].cint /* {the |y| coordinate of next control point} */ +static int priv_mfweb_right_y(lua_State *L) +{ + halfword p; + integer q; + p = (halfword) lua_tonumber(L,1); + q = right_y(p); + lua_pushnumber(L,q); + return 1; +} + +/* @ Conversely, the |n_sin_cos| routine takes an |angle| and produces the sine */ +/* and cosine of that angle. The results of this routine are */ +/* stored in global integer variables |n_sin| and |n_cos|. */ + +/* @= */ +/* @!n_sin,@!n_cos:fraction; {results computed by |n_sin_cos|} */ + +/* @ Given an integer |z| that is $2^{20}$ times an angle $\theta$ in degrees, */ +/* the purpose of |n_sin_cos(z)| is to set */ +/* |x=@t$r\cos\theta$@>| and |y=@t$r\sin\theta$@>| (approximately), */ +/* for some rather large number~|r|. The maximum of |x| and |y| */ +/* will be between $2^{28}$ and $2^{30}$, so that there will be hardly */ +/* any loss of accuracy. Then |x| and~|y| are divided by~|r|. */ +static int priv_mfweb_n_sin_cos(lua_State *L) +{ + nsincos(lua_tonumber(L,1)); + return 0; +} + + +/* @ When a lot of work is being done on a particular edge structure, we plant */ +/* a pointer to its main header in the global variable |cur_edges|. */ +/* This saves us from having to pass this pointer as a parameter over and */ +/* over again between subroutines. */ + +/* Similarly, |cur_wt| is a global weight that is being used by several */ +/* procedures at once. */ + +/* @= */ +/* @!cur_edges:pointer; {the edge structure of current interest} */ +/* @!cur_wt:integer; {the edge weight of current interest} */ +static int priv_mfweb_LUAGLOBALGET_cur_edges(lua_State *L) +{ + halfword p = curedges; + lua_pushnumber(L,p); + return 1; +} + + +/* @= */ +/* @!cur_type:small_number; {the type of the expression just found} */ +/* @!cur_exp:integer; {the value of the expression just found} */ +static int priv_mfweb_LUAGLOBALGET_cur_exp(lua_State *L) +{ + halfword p = curexp; + lua_pushnumber(L,p); + return 1; +} + + + + + + +/* @d mem_top==30000 {largest index in the |mem| array dumped by \.{INIMF}; */ +/* must be substantially larger than |mem_min| */ +/* and not greater than |mem_max|} */ +static int priv_mfweb_LUAGLOBALGET_mem_top(lua_State *L) +{ + integer p = memtop; + lua_pushnumber(L,p); + return 1; +} + + + +/* And there are two global variables that affect the rounding */ +/* decisions, as we'll see later; they are called |cur_pen| and |cur_path_type|. */ +/* The latter will be |double_path_code| if |make_spec| is being */ +/* applied to a double path.*/ +/* @!cur_pen:pointer; {an implicit input of |make_spec|, used in autorounding} */ +static int priv_mfweb_LUAGLOBALGET_cur_pen(lua_State *L) +{ + halfword p = curpen; + lua_pushnumber(L,p); + return 1; +} + + +/* @ The current octant code appears in a global variable. If, for example, */ +/* we have |octant=third_octant|, it means that a curve traveling in a north to */ +/* north-westerly direction has been rotated for the purposes of internal */ +/* calculations so that the |move| data travels in an east to north-easterly */ +/* direction. We want to unrotate as we update the edge structure. */ +/* */ +/* @= */ +/* @!octant:first_octant..sixth_octant; {the current octant of interest} */ +static int priv_mfweb_LUAGLOBALGET_octant(lua_State *L) +{ + char p = octant; + lua_pushnumber(L,p); + return 1; +} + + + + + +/* @ \MF\ also has a bunch of internal parameters that a user might want to */ +/* fuss with. Every such parameter has an identifying code number, defined here. */ +/* Warning: these parameters must be the same of the original MF !! */ +#define tracing_titles 1 /*show titles online when they appear} */ +#define tracing_equations 2 /*show each variable when it becomes known} */ +#define tracing_capsules 3 /*show capsules too} */ +#define tracing_choices 4 /*show the control points chosen for paths} */ +#define tracing_specs 5 /*show subdivision of paths into octants before digitizing} */ +#define tracing_pens 6 /*show details of pens that are made} */ +#define tracing_commands 7 /*show commands and operations before they are performed} */ +#define tracing_restores 8 /*show when a variable or internal is restored} */ +#define tracing_macros 9 /*show macros before they are expanded} */ +#define tracing_edges 10 /*show digitized edges as they are computed} */ +#define tracing_output 11 /*show digitized edges as they are output} */ +#define tracing_stats 12 /*show memory usage at end of job} */ +#define tracing_online 13 /*show long diagnostics on terminal and in the log file} */ +#define year 14 /*the current year (e.g., 1984)} */ +#define month 15 /*the current month (e.g., 3 $\equiv$ March)} */ +#define day 16 /*the current day of the month} */ +#define time 17 /*the number of minutes past midnight when this job started} */ +#define char_code 18 /*the number of the next character to be output} */ +#define char_ext 19 /*the extension code of the next character to be output} */ +#define char_wd 20 /*the width of the next character to be output} */ +#define char_ht 21 /*the height of the next character to be output} */ +#define char_dp 22 /*the depth of the next character to be output} */ +#define char_ic 23 /*the italic correction of the next character to be output} */ +#define char_dx 24 /*the device's $x$ movement for the next character, in pixels} */ +#define char_dy 25 /*the device's $y$ movement for the next character, in pixels} */ +#define design_size 26 /*the unit of measure used for |char_wd..char_ic|, in points} */ +#define hppp 27 /*the number of horizontal pixels per point} */ +#define vppp 28 /*the number of vertical pixels per point} */ +#define x_offset 29 /*horizontal displacement of shipped-out characters} */ +#define y_offset 30 /*vertical displacement of shipped-out characters} */ +#define pausing 31 /*positive to display lines on the terminal before they are read} */ +#define showstopping 32 /*positive to stop after each \&{show} command} */ +#define fontmaking 33 /*positive if font metric output is to be produced} */ +#define proofing 34 /*positive for proof mode, negative to suppress output} */ +#define smoothing 35 /*positive if moves are to be ``smoothed''} */ +#define autorounding 36 /*controls path modification to ``good'' points} */ +#define granularity 37 /*autorounding uses this pixel size} */ +#define fillin 38 /*extra darkness of diagonal lines} */ +#define turning_check 39 /*controls reorientation of clockwise paths} */ +#define warning_check 40 /*controls error message when variable value is large} */ +#define boundary_char 41 /*the right boundary character for ligatures} */ +/* @d max_given_internal=41 */ + +static int priv_mfweb_LUAGLOBALGET_char_code(lua_State *L) +{ + integer p = roundunscaled ( internal [char_code]) % 256 ; + lua_pushnumber(L,p); + return 1; +} +static int priv_mfweb_LUAGLOBALGET_char_ext(lua_State *L) +{ + integer p = roundunscaled ( internal [char_ext]) ; + lua_pushnumber(L,p); + return 1; +} + + +static int priv_mfweb_LUAGLOBALGET_char_wd(lua_State *L) +{ + integer p = internal [char_wd] ; + lua_pushnumber(L,p); + return 1; +} +static int priv_mfweb_LUAGLOBALGET_char_ht(lua_State *L) +{ + integer p = internal [char_ht] ; + lua_pushnumber(L,p); + return 1; +} +static int priv_mfweb_LUAGLOBALGET_char_dp(lua_State *L) +{ + integer p = internal [char_dp] ; + lua_pushnumber(L,p); + return 1; +} +static int priv_mfweb_LUAGLOBALGET_char_ic(lua_State *L) +{ + integer p = internal [char_ic] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_char_dx(lua_State *L) +{ + integer p = internal [char_dx] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_char_dy(lua_State *L) +{ + integer p = internal [char_dy] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_designsize(lua_State *L) +{ + integer p = internal [design_size] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_hppp(lua_State *L) +{ + integer p = internal [hppp] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_vppp(lua_State *L) +{ + integer p = internal [vppp] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_x_offset(lua_State *L) +{ + integer p = internal [x_offset] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_y_offset(lua_State *L) +{ + integer p = internal [y_offset] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_granularity(lua_State *L) +{ + integer p = internal [granularity] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_fillin(lua_State *L) +{ + integer p = internal [fillin] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_turning_check(lua_State *L) +{ + integer p = internal [turning_check] ; + lua_pushnumber(L,p); + return 1; +} + +static int priv_mfweb_LUAGLOBALGET_boundary_char(lua_State *L) +{ + integer p = internal [boundary_char] ; + lua_pushnumber(L,p); + return 1; +} + + + + + + +/**************************************************************/ +/* */ +/* mflua layer */ +/* */ +/**************************************************************/ +int mfluabeginprogram(void) +{ + lua_State *L = luaL_newstate(); + const char* luafile = "begin_program.lua"; + int res ; + luaL_openlibs(L); + Luas[0] = L; + /* execute Lua external "begin_program.lua" */ + res = luaL_loadfile(L, luafile); + if ( res==0 ) { + res = lua_pcall(L, 0, 0, 0); + } + /* stackdump_g(L); */ + priv_lua_reporterrors(L, res); + return 0; +} + +int mfluaendprogram(void) +{ + lua_State *L = Luas[0]; + /* execute Lua external "end_program.lua" */ + const char* file = "end_program.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ) { + res = lua_pcall(L, 0, 0, 0); + } + /* stackdump_g(L); */ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPREstartofMF(void) +{ + lua_State *L = Luas[0]; + const char* file = "start_of_MF.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_start_of_MF"); /* function to be called */ + /* do the call (0 arguments, 1 result) */ + res = lua_pcall(L, 0, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_start_of_MF number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /* stackdump_g(L); */ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaPREmaincontrol(void) +{ + lua_State *L = Luas[0]; + const char* file = "main_control.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_main_control"); /* function to be called */ + /* do the call (0 arguments, 1 result) */ + res = lua_pcall(L, 0, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_main_control called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaPOSTmaincontrol(void) +{ + lua_State *L = Luas[0]; + const char* file = "main_control.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_main_control"); /* function to be called */ + /* do the call (0 arguments, 1 result) */ + res = lua_pcall(L, 0, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_main_control called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + + +int mfluainitialize(void) +{ + /* execute Lua external "mfluaini.lua" */ + lua_State *L = Luas[0]; + const char* file = "mfluaini.lua"; + int res ; + /* register lua functions */ + lua_pushcfunction(L, priv_mfweb_link);lua_setglobal(L, "link"); + lua_pushcfunction(L, priv_mfweb_info);lua_setglobal(L, "info"); + lua_pushcfunction(L, priv_mfweb_x_coord);lua_setglobal(L, "x_coord"); + lua_pushcfunction(L, priv_mfweb_y_coord);lua_setglobal(L, "y_coord"); + lua_pushcfunction(L, priv_mfweb_left_type);lua_setglobal(L, "left_type"); + lua_pushcfunction(L, priv_mfweb_right_type);lua_setglobal(L, "right_type"); + lua_pushcfunction(L, priv_mfweb_left_x);lua_setglobal(L, "left_x"); + lua_pushcfunction(L, priv_mfweb_left_y);lua_setglobal(L, "left_y"); + lua_pushcfunction(L, priv_mfweb_right_x);lua_setglobal(L, "right_x"); + lua_pushcfunction(L, priv_mfweb_right_y);lua_setglobal(L, "right_y"); + lua_pushcfunction(L, priv_mfweb_n_sin_cos);lua_setglobal(L, "n_sin_cos"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_edges);lua_setglobal(L, "LUAGLOBALGET_cur_edges"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_exp);lua_setglobal(L, "LUAGLOBALGET_cur_exp"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_mem_top);lua_setglobal(L, "LUAGLOBALGET_mem_top"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_pen);lua_setglobal(L, "LUAGLOBALGET_cur_pen"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_octant);lua_setglobal(L, "LUAGLOBALGET_octant"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_code);lua_setglobal(L, "LUAGLOBALGET_char_code"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ext);lua_setglobal(L, "LUAGLOBALGET_char_ext"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_wd);lua_setglobal(L, "LUAGLOBALGET_char_wd"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ht);lua_setglobal(L, "LUAGLOBALGET_char_ht"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dp);lua_setglobal(L, "LUAGLOBALGET_char_dp"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ic);lua_setglobal(L, "LUAGLOBALGET_char_ic"); + /* */ + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dx);lua_setglobal(L,"LUAGLOBALGET_char_dx"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dy);lua_setglobal(L,"LUAGLOBALGET_char_dy"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_designsize);lua_setglobal(L,"LUAGLOBALGET_designsize"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_hppp);lua_setglobal(L,"LUAGLOBALGET_hppp"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_vppp);lua_setglobal(L,"LUAGLOBALGET_vppp"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_x_offset);lua_setglobal(L,"LUAGLOBALGET_x_offset"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_y_offset);lua_setglobal(L,"LUAGLOBALGET_y_offset"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_granularity);lua_setglobal(L,"LUAGLOBALGET_granularity"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_fillin);lua_setglobal(L,"LUAGLOBALGET_fillin"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_turning_check);lua_setglobal(L,"LUAGLOBALGET_turning_check"); + lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_boundary_char);lua_setglobal(L,"LUAGLOBALGET_boundary_char"); + + /*lua_pushcfunction(L, priv_mfweb_SKELETON);lua_setglobal(L, "SKELETON");*/ + /* execute Lua external "mfluaini.lua" */ + res = luaL_loadfile(L, file); + if ( res==0 ) { + res = lua_pcall(L, 0, 0, 0); + } + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTfinalcleanup(void) +{ + lua_State *L = Luas[0]; + const char* file = "final_cleanup.lua"; + int res = luaL_loadfile(L, file); + /*if (res!=0) {fprintf(stderr,"\n! Warning: file final_cleanup not loaded\n",lua_tostring(L, -1)); return res;}*/ + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + /*if (res!=0) {fprintf(stderr,"\n! Error: final_cleanup lua_pcall fails\n",lua_tostring(L, -1)); return res;}*/ + if (res==0){ + lua_getglobal(L, "POST_final_cleanup"); /* function to be called */ + /* do the call (0 arguments, 1 result) */ + res = lua_pcall(L, 0, 1, 0) ; + /*if (res!=0) {fprintf(stderr,"\n! Error:function `POST_final_cleanup called fails\n",lua_tostring(L, -1)); return res;}*/ + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_final_cleanup called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + + +/* Not a good way: */ +/* 1) these definitions are taken from mfcoerc.h which is generated at run-time */ +/* 2) too much coupling with webc2c translation of mf.web*/ +/* */ +/* #define printdiagnostic(s, t, nuline) zprintdiagnostic((strnumber) (s), (strnumber) (t), (boolean) (nuline)) */ +/* #define print(s) zprint((integer) (s)) */ +/* #define printarg(q, n, b) zprintarg((halfword) (q), (integer) (n), (halfword) (b) */ +/* int mfluaprintpath P3C(halfword, h , strnumber, s , boolean, nuline) */ +/* { */ +/* fprintf(stderr,"\n! %d \n",s); */ +/* printdiagnostic ( 517 , s , nuline ) ; */ +/* println () ; */ +/* print ( 518 ) ; */ +/* println () ; */ +/* fprintf(stderr,"\n! %s\n","*end***************"); */ + +/* lua_State *L = Luas[0]; */ +/* const char* file = "print_path.lua"; */ +/* int res = luaL_loadfile(L, file); */ +/* if ( res==0 ) { */ +/* res = lua_pcall(L, 0, 0, 0); */ +/* } */ +/* // */ +/* //stackdump_g(L); */ + +/* // */ +/* priv_lua_reporterrors(L, res); */ +/* return 0; */ + +/* } */ + +int mfluaprintpath(halfword h, strnumber s, boolean nuline) +{ + lua_State *L = Luas[0]; + const char* file = "print_path.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "print_path"); /* function to be called */ + lua_pushnumber(L, h); /* push 1st argument */ + lua_pushnumber(L, s); /* push 2nd argument */ + lua_pushnumber(L, nuline); /* push 3nd argument */ + /* do the call (3 arguments, 1 result) */ + res = lua_pcall(L, 3, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `print_path' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L); */ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaprintedges(strnumber s, boolean nuline, integer xoff, integer yoff) +{ + + lua_State *L = Luas[0]; + const char* file = "print_edges.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "print_edges"); /* function to be called */ + lua_pushnumber(L, s); /* push 1st argument */ + lua_pushnumber(L, nuline); /* push 2nd argument */ + lua_pushnumber(L, xoff); /* push 3nd argument */ + lua_pushnumber(L, yoff); /* push 4nd argument */ + /* do the call (4 arguments, 1 result) */ + res = lua_pcall(L, 4, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `print_edges' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + +/* int mfluaoffsetprep(halfword c, halfword h) */ +/* { */ + +/* lua_State *L = Luas[0]; */ +/* const char* file = "offset_prep.lua"; */ +/* int res = luaL_loadfile(L, file); */ +/* if ( res==0 ){ */ +/* res = lua_pcall(L, 0, 0, 0); */ +/* if (res==0){ */ +/* lua_getglobal(L, "offset_prep"); /\* function to be called *\/ */ +/* lua_pushnumber(L, c); /\* push 1st argument *\/ */ +/* lua_pushnumber(L, h); /\* push 2nd argument *\/ */ +/* /\* do the call (2 arguments, 1 result) *\/ */ +/* res = lua_pcall(L, 2, 1, 0) ; */ +/* if (res==0) { */ +/* /\* retrieve result *\/ */ +/* int z = 0; */ +/* if (!lua_isnumber(L, -1)){ */ +/* fprintf(stderr,"\n! Error:function `offset_prep' must return a number\n",lua_tostring(L, -1)); */ +/* lua_pop(L, 1); /\* pop returned value *\/ */ +/* return z; */ +/* }else { */ +/* z = lua_tonumber(L, -1); */ +/* lua_pop(L, 1); /\* pop returned value *\/ */ +/* return z; */ +/* } */ +/* } */ +/* } */ +/* } */ +/* // */ +/* //stackdump_g(L); */ +/* // */ +/* priv_lua_reporterrors(L, res); */ +/* return 0; */ + +/* } */ + + +/* */ +/* Sensor before and after offset_prep */ +/* */ +int mfluaPREoffsetprep(halfword c, halfword h) +{ + + lua_State *L = Luas[0]; + const char* file = "offset_prep.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_offset_prep"); /* function to be called */ + lua_pushnumber(L, c); /* push 1st argument */ + lua_pushnumber(L, h); /* push 2nd argument */ + /* do the call (2 arguments, 1 result) */ + res = lua_pcall(L, 2, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_offset_prep' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + +int mfluaPOSToffsetprep(halfword c, halfword h) +{ + + lua_State *L = Luas[0]; + const char* file = "offset_prep.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_offset_prep"); /* function to be called */ + lua_pushnumber(L, c); /* push 1st argument */ + lua_pushnumber(L, h); /* push 2nd argument */ + /* do the call (2 arguments, 1 result) */ + res = lua_pcall(L, 2, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_offset_prep' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaPREfillenveloperhs(halfword rhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_fill_envelope_rhs"); /* function to be called */ + lua_pushnumber(L, rhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_fill_envelope_rhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTfillenveloperhs(halfword rhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_fill_envelope_rhs"); /* function to be called */ + lua_pushnumber(L, rhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_fill_envelope_rhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L); */ + priv_lua_reporterrors(L, res); + return 0; +} + + + +int mfluaPREfillenvelopelhs(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_fill_envelope_lhs"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_fill_envelope_lhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTfillenvelopelhs(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_fill_envelope_lhs"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_fill_envelope_lhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + + +int mfluaPREfillspecrhs(halfword rhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_fill_spec_rhs"); /* function to be called */ + lua_pushnumber(L, rhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_fill_spec_rhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTfillspecrhs(halfword rhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_fill_spec_rhs"); /* function to be called */ + lua_pushnumber(L, rhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_fill_spec_rhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPREfillspeclhs(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_fill_spec_lhs"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_fill_spec_lhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTfillspeclhs(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "do_add_to.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_fill_spec_lhs"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_fill_spec_lhs' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + +int mfluaPREmovetoedges(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "fill_spec.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_move_to_edges"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_move_to_edges' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + + +int mfluaPOSTmovetoedges(halfword lhs) +{ + lua_State *L = Luas[0]; + const char* file = "fill_spec.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_move_to_edges"); /* function to be called */ + lua_pushnumber(L, lhs); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_move_to_edges' must return a number called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + + +int mfluaPREmakechoices(halfword p) +{ + lua_State *L = Luas[0]; + const char* file = "scan_direction.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_make_choices"); /* function to be called */ + lua_pushnumber(L, p); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_make_choices' must return a number and not %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + +int mfluaPOSTmakechoices(halfword p) +{ + lua_State *L = Luas[0]; + const char* file = "scan_direction.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_make_choices"); /* function to be called */ + lua_pushnumber(L, p); /* push 1st argument */ + /* do the call (1 arguments, 1 result) */ + res = lua_pcall(L, 1, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `POST_make_choices' must return a number and not %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + + + + + + +int mfluaprintretrogradeline(integer x0, integer y0, integer cur_x, integer cur_y) +{ + lua_State *L = Luas[0]; + const char* file = "skew_line_edges.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "print_retrograde_line"); /* function to be called */ + lua_pushnumber(L, x0); /* push 1st argument */ + lua_pushnumber(L, y0); /* push 2nd argument */ + lua_pushnumber(L, cur_x); /* push 3th argument */ + lua_pushnumber(L, cur_y); /* push 4th argument */ + /* do the call (4 arguments, 1 result) */ + res = lua_pcall(L, 4, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `print_retrograde_line called with %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaPREmakeellipse(integer major_axis, integer minor_axis, integer theta , integer tx, integer ty,integer q) +{ + lua_State *L = Luas[0]; + const char* file = "make_ellipse.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "PRE_make_ellipse"); /* function to be called */ + lua_pushnumber(L, major_axis); /* push 1st argument */ + lua_pushnumber(L, minor_axis); /* push 2nd argument */ + lua_pushnumber(L, theta); /* push 3th argument */ + lua_pushnumber(L, tx); /* push 4th argument */ + lua_pushnumber(L, ty); /* push 5th argument */ + lua_pushnumber(L, q); /* push 6th argument */ + /* do the call (6 arguments, 1 result) */ + res = lua_pcall(L, 6, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_make_ellipse returns %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + +int mfluaPOSTmakeellipse(integer major_axis, integer minor_axis, integer theta , integer tx, integer ty,integer q) +{ + lua_State *L = Luas[0]; + const char* file = "make_ellipse.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "POST_make_ellipse"); /* function to be called */ + lua_pushnumber(L, major_axis); /* push 1st argument */ + lua_pushnumber(L, minor_axis); /* push 2nd argument */ + lua_pushnumber(L, theta); /* push 3th argument */ + lua_pushnumber(L, tx); /* push 4th argument */ + lua_pushnumber(L, ty); /* push 5th argument */ + lua_pushnumber(L, q); /* push 6th argument */ + /* do the call (6 arguments, 1 result) */ + res = lua_pcall(L, 6, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `PRE_make_ellipse returns %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; + +} + + + + + + + + +int mfluaprinttransitionlinefrom(integer x, integer y) +{ + lua_State *L = Luas[0]; + const char* file = "fill_envelope.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "print_transition_line_from"); /* function to be called */ + lua_pushnumber(L, x); /* push 1st argument */ + lua_pushnumber(L, y); /* push 2nd argument */ + /* do the call (2 arguments, 1 result) */ + res = lua_pcall(L, 2, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `print_transition_from' must return a number and nt %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + +int mfluaprinttransitionlineto(integer x, integer y) +{ + lua_State *L = Luas[0]; + const char* file = "fill_envelope.lua"; + int res = luaL_loadfile(L, file); + if ( res==0 ){ + res = lua_pcall(L, 0, 0, 0); + if (res==0){ + lua_getglobal(L, "print_transition_line_to"); /* function to be called */ + lua_pushnumber(L, x); /* push 1st argument */ + lua_pushnumber(L, y); /* push 2nd argument */ + /* do the call (2 arguments, 1 result) */ + res = lua_pcall(L, 2, 1, 0) ; + if (res==0) { + /* retrieve result */ + int z = 0; + if (!lua_isnumber(L, -1)){ + fprintf(stderr,"\n! Error:function `print_transition_to' must return a number and not %s\n",lua_tostring(L, -1)); + lua_pop(L, 1); /* pop returned value */ + return z; + }else { + z = lua_tonumber(L, -1); + lua_pop(L, 1); /* pop returned value */ + return z; + } + } + } + } + /*stackdump_g(L);*/ + priv_lua_reporterrors(L, res); + return 0; +} + +#define priv_append_char(c) do { \ + strpool[poolptr]=c; \ + poolptr++; \ +} while(0) + +#define priv_str_room(l) do { \ + if ((poolptr + l) > maxpoolptr) { \ + if ((poolptr + l) > poolsize) { \ + fprintf(stderr,"\n! (Lua) MFLua capacity exceeded, sorry [pool size=%ld]\nIf you really absolutely need more capacity,\nyou can ask a wizard to enlarge me.\n",poolsize-initpoolptr); \ + exit(1); \ + } \ + maxpoolptr = poolptr + l; \ + } \ +} while (0) + +int mfluarunscript(halfword j, halfword first, halfword limit) +{ + int i ; + lua_State *L ; + unsigned char last_char; + int error; + const char *str; + size_t len; + L = Luas[0]; + last_char = strpool[j+limit-first] ; + /* end of a C string */ + strpool[j+limit-first] = '\0'; + str = (const char *)(strpool+j) ; + /*fprintf(stderr,"\n! str=%s\n",str);*/ + /* do the call (0 arguments, 1 result) */ + error = (luaL_loadstring(L, str) || lua_pcall(L, 0, 1, 0)) ; + strpool[j+limit-first] = last_char; + if(error) { + priv_lua_reporterrors(L,error); + } else { + /* retrieve result */ + str = lua_tolstring(L, -1,&len); + priv_str_room(len); + for(i=0;i