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bbsruby.c
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bbsruby.c
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//------------------------------------------------------------------------
// bbsruby environment settings
//------------------------------------------------------------------------
/* Default settings */
#define BBSRUBY_HAVE_VTUIKIT // The BBS has vtuikit
//#define BBSRUBY_NATIVE_B_LINES // `b_lines` is a global variable
//#define BBSRUBY_NATIVE_B_COLS // `b_cols` is a global variable
//#define BBSRUBY_USE_RH_COOR // Use right-handed coordinate; `x` => row, `y` => col
#define BBSRUBY_HAVE_GETYX // The BBS has `getyx()`
//#define BBSRUBY_HAVE_STR_RANSI // The BBS has `str_ransi` variable
//#define BBSRUBY_VER_INFO_FILE // The file with version information for BBS-Ruby
#define BBSRUBY_HAVE_BMIN_BMAX // The BBS has macros `BMIN` and `BMAX`
//#define BBSRUBY_USE_MRUBY // Use mruby instead of CRuby
//#define BBSRUBY_MRUBY_HAS_FULLCORE_GEMBOX // The mruby library is compiled with the `full-core` gembox
#include "bbs.h"
#include <sys/time.h>
#ifdef M3_USE_BBSRUBY // For compiling on Maple3
#undef BBSRUBY_HAVE_VTUIKIT
#define BBSRUBY_NATIVE_B_LINES
#define BBSRUBY_NATIVE_B_COLS
#undef BBSRUBY_USE_RH_COOR
#define BBSRUBY_HAVE_GETYX
#define BBSRUBY_HAVE_STR_RANSI
#define BBSRUBY_VER_INFO_FILE "bbs_script.h"
//#define BBSRUBY_USE_MRUBY
//#define BBSRUBY_MRUBY_HAS_FULLCORE_GEMBOX
#endif //M3_USE_BBSRUBY
#ifdef PTT_USE_BBSRUBY // For compiling on PttBBS
#define BBSRUBY_HAVE_VTUIKIT
#undef BBSRUBY_NATIVE_B_LINES
#undef BBSRUBY_NATIVE_B_COLS
#undef BBSRUBY_USE_RH_COOR
#define BBSRUBY_HAVE_GETYX
#undef BBSRUBY_HAVE_STR_RANSI
#undef BBSRUBY_VER_INFO_FILE
//#define BBSRUBY_USE_MRUBY
//#define BBSRUBY_MRUBY_HAS_FULLCORE_GEMBOX
#endif //PTT_USE_BBSRUBY
/* Inferred settings */
#ifdef USE_PFTERM
# define BBSRUBY_HAVE_GETYX
#endif
#ifdef BBSRUBY_VER_INFO_FILE
# include BBSRUBY_VER_INFO_FILE
#endif
//------------------------------------------------------------------------
// Redirect macros and functions
//------------------------------------------------------------------------
#if !defined(BBSRUBY_NATIVE_B_LINES) && !defined(b_lines)
#define b_lines ((void)0, t_lines - 1)
#endif
#if !defined(BBSRUBY_NATIVE_B_COLS) && !defined(b_cols)
#define b_cols ((void)0, t_columns - 1)
#endif
#ifndef BBSRUBY_HAVE_STR_RANSI
static const char str_ransi[] = "\x1b[m";
#endif
#ifndef COLOR1
#define COLOR1 "\x1b[34;46m" /* footer/feeter 的前段顏色 */
#endif
#ifndef COLOR2
#define COLOR2 "\x1b[31;47m" /* footer/feeter 的後段顏色 */
#endif
#ifdef BBSRUBY_HAVE_VTUIKIT
#define vs_bar(title) vs_hdr(title)
#define vget(y, x, msg, buf, size, mode) getdata(y, x, msg, buf, size, mode)
#endif
#ifndef BBSRUBY_HAVE_GETYX
static inline void getyx(int *y, int *x)
{
*y = cur_row;
*x = cur_col;
}
#endif
#ifdef BBSRUBY_USE_RH_COOR
#define BRB_COOR_ROW "x"
#define BRB_COOR_COL "y"
#else
#define BRB_COOR_ROW "y"
#define BRB_COOR_COL "x"
#endif
#ifndef BBSRUBY_HAVE_BMIN_BMAX // The BBS has macros `MIN` and `MAX` instead
#define BMIN(a, b) MIN(a, b)
#define BMAX(a, b) MAX(a, b)
#endif
#ifndef DL_RELEASE_VOID
#define DL_RELEASE_VOID() (void) ((void)0)
#endif
//-------------------------------------------------------
// BBSRuby.c
//-------------------------------------------------------
// target : Ruby script support for BBS
// author : Zero <itszero at gmail.com>
// Version: 0.2
// create : 2007/01/08
// update : 2007/01/08
// This program is licensed under MIT License.
//-------------------------------------------------------
#include "bbs.h"
#ifdef BBSRUBY_USE_MRUBY
#include <mruby.h>
#include <mruby/array.h>
#include <mruby/compile.h>
#include <mruby/error.h>
#include <mruby/hash.h>
#include <mruby/numeric.h>
#include <mruby/proc.h>
#include <mruby/string.h>
#include <mruby/variable.h>
#include <mruby/version.h>
#define BRBCPP_EVAL(...) __VA_ARGS__
#define RBF_P(paras) (mrb_state *mrb, mrb_value self) // `rb_func_t` parameter
#define RB_P(paras) (mrb_state *mrb, BRBCPP_EVAL paras) // parameter
#define RB_PV(paras) (mrb_state *mrb) // parameter void
#define RBF_ARG(...) (mrb, self) // `rb_func_t` arguments
#define RB_ARG(...) (mrb, __VA_ARGS__) // arguments
#define RB_VARG() (mrb) // void argument
#define RBF_C(func) ((void)0, func)RBF_ARG // `rb_func_t` call
#define RB_C(func) ((void)0, m##func)RB_ARG // Ruby API call
#define RB_CV(func) ((void)0, m##func)RB_VARG // Ruby API call void
#define BRB_C(func) ((void)0, func)RB_ARG // normal ruby call
#define BRB_CV(func) ((void)0, func)RB_VARG // normal ruby call void
#define CMRB_C(crbfunc, mrbfunc) ((void)0, mrbfunc)RB_ARG // (CRuby, mruby) API call
#define CMRB_CV(crbfunc, mrbfunc) ((void)0, mrbfunc)RB_VARG // (CRuby, mruby) API call void
typedef mrb_value VALUE;
typedef struct RClass *rb_class_t;
typedef mrb_func_t rb_func_t;
#define RB_ARGS_REQ(n) MRB_ARGS_REQ(n)
#define RB_ARGS_REST() MRB_ARGS_REST()
#define rb_cObject mrb->object_class
#define Qnil mrb_nil_value()
#define Qundef mrb_undef_value()
#define INT2FIX(i) mrb_fixnum_value(i)
#define INT2NUM(i) mrb_fixnum_value(i)
#define NUM2INT(o) mrb_int(mrb, o)
#define NUM2DBL(o) mrb_to_flo(mrb, o)
#define StringValueCStr(v) mrb_string_value_cstr(mrb, &(v))
#define RTEST(o) mrb_test(o)
#define BRB_HOOK_COUNT_FACTOR 100
#else
#include <ruby.h>
#ifndef RUBY_VM
#include <rubysig.h>
#include <node.h>
typedef rb_event_t rb_event_flag_t;
#endif
#define RBF_P(paras) paras // `rb_func_t` parameter
#define RB_P(paras) paras // parameter
#define RB_PV(paras) (void) // parameter void
#define RBF_C(func) ((void)0, func) // `rb_func_t` call
#define RB_C(func) ((void)0, func) // Ruby API call
#define RB_CV(func) ((void)0, func) // Ruby API call void
#define BRB_C(func) ((void)0, func) // normal ruby call
#define BRB_CV(func) ((void)0, func) // normal ruby call void
#define CMRB_C(crbfunc, mrbfunc) ((void)0, crbfunc) // (CRuby, mruby) API call
#define CMRB_CV(crbfunc, mrbfunc) ((void)0, crbfunc) // (CRuby, mruby) API call void
typedef VALUE (*rb_func_t)(ANYARGS);
typedef VALUE rb_class_t;
#define RB_ARGS_REQ(n) (n)
#define RB_ARGS_REST() (-1)
#define BRB_HOOK_COUNT_FACTOR 1
#endif
#define BBSRUBY_MAJOR_VERSION 0
#define BBSRUBY_MINOR_VERSION 3
#ifndef BBSRUBY_PATCH_VERSION
#define BBSRUBY_PATCH_VERSION 0
#endif
#ifndef BBSRUBY_DL_PATCH_VERSION
#define BBSRUBY_DL_PATCH_VERSION 0
#endif
#ifndef BBSRUBY_VERSION_STR
#define BBSRUBY_VERSION_STR "v0.3"
#endif
#define BBSRUBY_VERSION_VALUE (1000000 * BBSRUBY_MAJOR_VERSION + 10000 * BBSRUBY_MINOR_VERSION + 100 * BBSRUBY_PATCH_VERSION + BBSRUBY_DL_PATCH_VERSION)
#define BBSRUBY_SIGNATURE "###BBSRuby"
#define BBSRUBY_INTERFACE_VER 0.111
static int ABORT_BBSRUBY = 0;
#define BBSRUBY_TOC_HEADERS 6
static const char* const TOCs_HEADER[BBSRUBY_TOC_HEADERS] = {"interface", "title", "notes", "author", "version", "date"};
static VALUE TOCs_rubyhash;
static double KBHIT_TMIN = 0.001;
static double KBHIT_TMAX = 60*10;
static VALUE KB_QUEUE;
static int badxy_compat = 0; // Whether to replicate the behavior of badly confused x/y coordination in v0.3 and before
static int pause_msg(const char *msg, const char *reason, const char *prompt);
static int getkey(double wait);
/* BBS helper class : following BBSLua SDK */
VALUE brb_keyToString RB_P((int key))
{
if (key == Ctrl('C')) // System-wide Abort
ABORT_BBSRUBY = 1;
if (key == KEY_UP)
return RB_C(rb_str_new_cstr)("UP");
else if (key == KEY_DOWN)
return RB_C(rb_str_new_cstr)("DOWN");
else if (key == KEY_LEFT)
return RB_C(rb_str_new_cstr)("LEFT");
else if (key == KEY_RIGHT)
return RB_C(rb_str_new_cstr)("RIGHT");
else if (key == KEY_HOME)
return RB_C(rb_str_new_cstr)("HOME");
else if (key == KEY_INS)
return RB_C(rb_str_new_cstr)("INS");
else if (key == KEY_DEL)
return RB_C(rb_str_new_cstr)("DEL");
else if (key == KEY_END)
return RB_C(rb_str_new_cstr)("END");
else if (key == KEY_PGUP)
return RB_C(rb_str_new_cstr)("PGUP");
else if (key == KEY_PGDN)
return RB_C(rb_str_new_cstr)("PGDN");
#ifdef KEY_BKSP
else if (key == KEY_BKSP)
#else
else if (key == '\b' || key == 0x7F)
#endif
return RB_C(rb_str_new_cstr)("BKSP");
else if (key == KEY_TAB)
return RB_C(rb_str_new_cstr)("TAB");
else if (key == KEY_ENTER)
return RB_C(rb_str_new_cstr)("ENTER");
else if (key > 0x00 && key < 0x1b) // Ctrl()
{
char buf[3];
sprintf(buf, "^%c", key + 'A' - 1);
return RB_C(rb_str_new_cstr)(buf);
}
else // Normal characters
{
char buf[2];
sprintf(buf, "%c", key);
return RB_C(rb_str_new_cstr)(buf);
}
}
VALUE brb_clock RBF_P((VALUE self))
{
struct timeval tv;
struct timezone tz;
double d = 0;
memset(&tz, 0, sizeof(tz));
gettimeofday(&tv, &tz);
d = tv.tv_sec + tv.tv_usec / (double)1000000;
return CMRB_C(rb_float_new, mrb_float_value)(d);
}
VALUE brb_getch RBF_P((VALUE self))
{
//if (RARRAY_LEN(KB_QUEUE) == 0)
int c = vkey();
return BRB_C(brb_keyToString)(c);
//else
//return RB_C(rb_ary_pop)(KB_QUEUE);
}
#define MACRO_NONZERO(macro) ((macro-0) != 0)
VALUE brb_getdata RBF_P((int argc, VALUE *argv, VALUE self))
{
#ifdef BBSRUBY_USE_MRUBY
mrb_int argc;
VALUE *argv;
mrb_get_args(mrb, "*", &argv, &argc);
#endif
int echo = DOECHO;
if (argc > 1 && NUM2INT(argv[1]) == 0)
#if MACRO_NONZERO(VGET_STEALTH_NOECHO)
echo = NOECHO | VGET_STEALTH_NOECHO;
#else
echo = NOECHO;
#endif
#if MACRO_NONZERO(VGET_STRICT_DOECHO)
if (echo == NOECHO)
echo |= VGET_STRICT_DOECHO;
#endif
#if defined(VGET_STRICT_DOECHO) && MACRO_NONZERO(VGET_BREAKABLE)
echo |= VGET_BREAKABLE;
#endif
int maxsize = NUM2INT(argv[0]);
maxsize = BMIN(maxsize, 511);
char data[512] = "";
int cur_row, cur_col;
getyx(&cur_row, &cur_col);
int res = vget(cur_row, cur_col, "", data, maxsize, echo);
if (res <= 0)
{
#ifdef VGET_EXIT_BREAK
if (res == VGET_EXIT_BREAK)
#else
if (buf[1] == Ctrl('C'))
#endif
{
ABORT_BBSRUBY = 1;
}
return RB_C(rb_str_new_cstr)("");
}
else
{
return RB_C(rb_str_new_cstr)(data);
}
}
VALUE brb_kbhit RBF_P((VALUE self, VALUE wait))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE wait;
mrb_get_args(mrb, "o", &wait);
#endif
double data = NUM2DBL(wait);
data = BMIN(BMAX(data, KBHIT_TMIN), KBHIT_TMAX);
if (getkey(data) != 0)
{
//RB_C(rb_ary_push)(KB_QUEUE, BRB_C(brb_keyToString)(data));
return INT2NUM(1);
}
else
return INT2NUM(0);
}
VALUE brb_outs RBF_P((int argc, VALUE *argv, VALUE self))
{
#ifdef BBSRUBY_USE_MRUBY
mrb_int argc;
VALUE *argv;
mrb_get_args(mrb, "*", &argv, &argc);
#endif
for (int i=0; i<argc; i++)
{
outs(StringValueCStr(argv[i]));
}
return Qnil;
}
VALUE brb_title RBF_P((VALUE self, VALUE msg))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE msg;
mrb_get_args(mrb, "o", &msg);
#endif
vs_bar(StringValueCStr(msg));
return Qnil;
}
VALUE brb_print RBF_P((int argc, VALUE *argv, VALUE self))
{
RBF_C(brb_outs)(argc, argv, self);
outs("\n");
return Qnil;
}
VALUE brb_getmaxyx RBF_P((VALUE self))
{
VALUE rethash = RB_CV(rb_hash_new)();
CMRB_C(rb_hash_aset, mrb_hash_set)(rethash, RB_C(rb_str_new_cstr)(badxy_compat ? "x" : BRB_COOR_ROW), INT2NUM(b_lines + 1));
CMRB_C(rb_hash_aset, mrb_hash_set)(rethash, RB_C(rb_str_new_cstr)(badxy_compat ? "y" : BRB_COOR_COL), INT2NUM(b_cols + 1));
return rethash;
}
VALUE brb_getyx RBF_P((VALUE self))
{
VALUE rethash = RB_CV(rb_hash_new)();
int cur_row, cur_col;
getyx(&cur_row, &cur_col);
CMRB_C(rb_hash_aset, mrb_hash_set)(rethash, RB_C(rb_str_new_cstr)(badxy_compat ? "x" : BRB_COOR_ROW), INT2NUM(badxy_compat ? cur_col : cur_row));
CMRB_C(rb_hash_aset, mrb_hash_set)(rethash, RB_C(rb_str_new_cstr)(badxy_compat ? "y" : BRB_COOR_COL), INT2NUM(badxy_compat ? cur_row : cur_col));
return rethash;
}
VALUE brb_move RBF_P((VALUE self, VALUE y, VALUE x))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE y, x;
mrb_get_args(mrb, "oo", &y, &x);
#endif
move(NUM2INT(badxy_compat ? x : y), NUM2INT(badxy_compat ? y : x));
return Qnil;
}
VALUE brb_moverel RBF_P((VALUE self, VALUE dy, VALUE dx))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE dy, dx;
mrb_get_args(mrb, "oo", &dy, &dx);
#endif
int cur_row, cur_col;
getyx(&cur_row, &cur_col);
move(cur_row + NUM2INT(badxy_compat ? dx : dy), cur_col + NUM2INT(badxy_compat ? dy : dx));
return Qnil;
}
VALUE brb_clear RBF_P((VALUE self)) { clear(); return Qnil; }
VALUE brb_clrtoeol RBF_P((VALUE self)) { clrtoeol(); return Qnil; }
VALUE brb_clrtobot RBF_P((VALUE self)) { clrtobot(); return Qnil; }
VALUE brb_refresh RBF_P((VALUE self)) { refresh(); return Qnil; }
VALUE brb_vmsg RBF_P((VALUE self, VALUE msg))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE msg;
mrb_get_args(mrb, "o", &msg);
#endif
vmsg(StringValueCStr(msg));
return Qnil;
}
VALUE brb_name RBF_P((VALUE self)) { return RB_C(rb_str_new_cstr)(BBSNAME); }
VALUE brb_interface RBF_P((VALUE self)) { return CMRB_C(rb_float_new, mrb_float_value)(BBSRUBY_INTERFACE_VER); }
VALUE brb_ansi_color RBF_P((int argc, VALUE *argv, VALUE self))
{
#ifdef BBSRUBY_USE_MRUBY
mrb_int argc;
VALUE *argv;
mrb_get_args(mrb, "*", &argv, &argc);
#endif
char buf[50] = "\x1b[";
char *p = buf + strlen(buf);
for (int i=0; i<argc; i++)
{
int ansi = NUM2INT(argv[i]);
sprintf(p, "%d%s", ansi, (i == argc - 1) ? "" : ";");
p += strlen(p);
}
*p++ = 'm'; *p = '\0';
return RB_C(rb_str_new_cstr)(buf);
}
VALUE brb_ansi_reset RBF_P((VALUE self))
{
return RB_C(rb_str_new_cstr)("\x1b[m");
}
VALUE brb_esc RBF_P((VALUE self))
{
return RB_C(rb_str_new_cstr)("\x1b");
}
VALUE brb_color RBF_P((int argc, VALUE *argv, VALUE self))
{
#ifdef BBSRUBY_USE_MRUBY
mrb_int argc;
VALUE *argv;
mrb_get_args(mrb, "*", &argv, &argc);
#endif
VALUE str;
if (argc == 0)
str = RBF_C(brb_ansi_reset)(self);
else
str = RBF_C(brb_ansi_color)(argc, argv, self);
#ifdef BBSRUBY_USE_MRUBY
mrb_funcall_argv(mrb, self, mrb_intern_cstr(mrb, "outs"), 1, &str);
#else
brb_outs(1, &str, self);
#endif
return Qnil;
}
VALUE brb_userid RBF_P((VALUE self))
{
return RB_C(rb_str_new_cstr)(cuser.userid);
}
VALUE brb_pause RBF_P((VALUE self, VALUE msg))
{
#ifdef BBSRUBY_USE_MRUBY
VALUE msg;
mrb_get_args(mrb, "o", &msg);
#endif
int k = pause_msg(StringValueCStr(msg), "", "請按任意鍵繼續");
move(b_lines, 0);
clrtoeol();
return BRB_C(brb_keyToString)(k);
}
GCC_PURE VALUE brb_toc RBF_P((VALUE self))
{
return TOCs_rubyhash;
}
/* End of BBS helper class */
static int pause_msg(const char *msg, const char *reason, const char *prompt)
{
char buf[200];
move(b_lines, 0);
sprintf(buf, COLOR1 " ★ %s%s", msg, (reason) ? reason : "");
outs(buf);
char buf2[200];
sprintf(buf2, COLOR2 " [%s] ", prompt);
for (int i = b_cols + (int)(unsigned)(sizeof(COLOR1) + sizeof(COLOR2)) - (int)(unsigned)(strlen(buf) + strlen(buf2)); i > 3; i--)
{
outc(' ');
}
outs(buf2);
outs(str_ransi);
return vkey();
}
static int out_footer(
const char* reason,
const char* msg)
{
return pause_msg("BBSRuby " BBSRUBY_VERSION_STR " (" __DATE__ " " __TIME__ ")", reason, msg);
}
static int getkey(double wait)
{
fd_set fds;
struct timeval tv = {0L, 0L};
FD_ZERO(&fds);
FD_SET(0, &fds);
/* Determine whether to refresh */
if (select(1, &fds, NULL, NULL, &tv) > 0)
return vkey();
if (wait > KBHIT_TMIN)
refresh();
tv.tv_sec = (long)wait;
wait-=(long)wait;
tv.tv_usec = wait * 1000000;
/* 若有按鍵，回傳所按的鍵；若 delay 的時間到了仍沒有按鍵，回傳 0 */
if (select(1, &fds, NULL, NULL, &tv) > 0)
return vkey();
return 0;
}
static void BBSRubyHook(
#ifdef BBSRUBY_USE_MRUBY
mrb_state *mrb,
#if MRUBY_RELEASE_NO >= 30000
const mrb_irep *irep,
#else
mrb_irep *irep,
#endif
#if MRUBY_RELEASE_NO >= 20100
const mrb_code *pc,
#else
mrb_code *pc,
#endif
mrb_value *regs
#else
rb_event_flag_t event,
#ifdef RUBY_VM
VALUE data,
#else
NODE *node,
#endif
VALUE self,
ID mid,
VALUE klass
#endif
)
{
static int hook_count = 0;
hook_count++;
if (hook_count == BRB_HOOK_COUNT_FACTOR * 1000)
{
int key = getkey(KBHIT_TMIN);
if (key == Ctrl('C'))
ABORT_BBSRUBY = 1;
// else
// RB_C(rb_ary_push)(KB_QUEUE, INT2NUM(key));
hook_count = 0;
}
if (ABORT_BBSRUBY)
{
#ifdef BBSRUBY_USE_MRUBY
// Raise an exception to terminate execution
mrb_raise(mrb, mrb_exc_get(mrb, "Exception"), "User Interrupt");
#else
rb_thread_kill(rb_thread_current());
// TODO: Ensure all thread cleanup.
#endif
}
return;
}
static char*
ruby_script_attach(const char *fpath, size_t *plen)
{
struct stat st;
int fd = open(fpath, O_RDONLY, 0600);
char *buf = NULL;
*plen = 0;
if (fd < 0) return buf;
if (fstat(fd, &st) || ((*plen = st.st_size) < 1) || S_ISDIR(st.st_mode))
{
close(fd);
return buf;
}
buf = (char *) mmap(NULL, *plen, PROT_READ, MAP_SHARED, fd, 0);
close(fd);
if (buf == NULL || buf == MAP_FAILED)
{
*plen = 0;
return NULL;
}
return buf;
}
static void ruby_script_detach(char *p, int len)
{
munmap(p, len);
}
static int ruby_script_range_detect(char **pStart, char **pEnd, int *lineshift)
{
int lenSignature = strlen(BBSRUBY_SIGNATURE);
// Search range
char *cStart, *cEnd;
int line = 0;
cStart = *pStart;
cEnd = *pEnd;
// Find head signature first
while (cStart + lenSignature < cEnd)
{
if (strncmp(cStart, BBSRUBY_SIGNATURE, lenSignature) == 0)
break;
// Skip to next line
while (cStart + lenSignature < cEnd && *cStart++ != '\n');
line++;
}
*lineshift = line;
if (cStart + lenSignature >= *pEnd) // Cannot found signature.
return 0;
*pStart = cStart;
// Find the tail signature
cEnd = cStart + 1;
while (cEnd + lenSignature < *pEnd)
{
if (strncmp(cEnd, BBSRUBY_SIGNATURE, lenSignature) == 0)
break;
// Skip to next line
while (cEnd + lenSignature < *pEnd && *cEnd++ != '\n');
}
if (cEnd + lenSignature >= *pEnd)
{
// Not found
*pStart = cStart;
*pEnd = cEnd;
return 0;
}
else
{
cEnd--;
*pEnd = cEnd;
}
cEnd = *pEnd;
while (cEnd > cStart && !*cEnd)
cEnd--;
*pEnd = cEnd;
return 1;
}
static void bbsruby_load_TOC RB_P((const char *cStart, const char *cEnd))
{
// Create TOC class wrapping these information
const char *tStart, *tEnd;
tStart = cStart;
VALUE hashTOC = RB_CV(rb_hash_new)();
GCC_UNUSED int TOCfound = 0;
// In this implement, we only allow TOC to be put BEFORE the actual script code
while (tStart < cEnd)
{
if (tStart[0] == '#' && tStart[1] == '#')
{
tStart += 2;
// The third '#' is optional
if (tStart[0] == '#')
tStart++;
while (*tStart == ' ') tStart++;
tEnd = tStart;
while (*tEnd != '\n') tEnd++;
// Possible TOC item, check patterns
for (int i=0; i<BBSRUBY_TOC_HEADERS; i++)
{
int lenBuf = strlen(TOCs_HEADER[i]);
if (strncasecmp(tStart, TOCs_HEADER[i], lenBuf) == 0)
{
tStart+=lenBuf;
while (*tStart == ' ') tStart++;
if (*tStart != ':') break;
tStart++;
while (*tStart == ' ') tStart++;
CMRB_C(rb_hash_aset, mrb_hash_set)(hashTOC, RB_C(rb_str_new_cstr)(TOCs_HEADER[i]), RB_C(rb_str_new)(tStart, tEnd - tStart));
CMRB_C(rb_hash_aset, mrb_hash_set)(hashTOC, CMRB_C(rb_funcallv, mrb_funcall_argv)(RB_C(rb_str_new_cstr)(TOCs_HEADER[i]), CMRB_C(rb_intern, mrb_intern_cstr)("capitalize!"), 0, NULL), RB_C(rb_str_new)(tStart, tEnd - tStart));
TOCfound = 1;
break;
}
}
tStart = tEnd + 1;
}
else
break;
}
TOCs_rubyhash = hashTOC;
}
static void print_exception RB_PV((void))
{
clear();
#ifdef BBSRUBY_USE_MRUBY
VALUE exception = mrb_obj_value(mrb->exc);
mrb->exc = mrb_obj_ptr(Qnil);
#else
VALUE exception = rb_errinfo();
rb_set_errinfo(Qnil);
#endif
if (!RTEST(exception)) return;
char* buffer = RSTRING_PTR(RB_C(rb_obj_as_string)(exception));
outs("\x1b[m");
clear();
move(0, 0);
outs("程式發生錯誤，無法繼續執行。請通知原作者。\n錯誤資訊：\n");
outs(buffer);
outs("\n");
VALUE ary = CMRB_C(rb_funcallv, mrb_funcall_argv)(exception, CMRB_C(rb_intern, mrb_intern_cstr)("backtrace"), 0, NULL);
#ifdef BBSRUBY_USE_MRUBY
// Some `Exception` objects have theirs `backtrace` unset in mruby
if (mrb_array_p(ary))
#endif
{
for (int c=0; c < RARRAY_LEN(ary); c++)
{
outs(" from: ");
outs(StringValueCStr(RARRAY_PTR(ary)[c]));
outs("\n");
}
}
out_footer(" (發生錯誤)", "按任意鍵返回");
}
#ifdef BBSRUBY_USE_MRUBY
#define BRBCPP_APPENDTO_NOEVAL(x, ...) __VA_ARGS__ ## x
#define BRBCPP_APPENDTO(...) BRBCPP_APPENDTO_NOEVAL(__VA_ARGS__)
#define BRBCPP_EXPAND_LIST(list) \
BRBCPP_APPENDTO(_END, BRBCPP_EXPAND_LIST_OP1 list)
#define BRBCPP_EXPAND_LIST_OP1(elem) \
BRBCPP_LIST_TRANSFORM(elem) BRBCPP_EXPAND_LIST_OP2
#define BRBCPP_EXPAND_LIST_OP2(elem) \
BRBCPP_LIST_TRANSFORM(elem) BRBCPP_EXPAND_LIST_OP1
#define BRBCPP_EXPAND_LIST_OP1_END
#define BRBCPP_EXPAND_LIST_OP2_END
/* mruby gem enabling conditions. Can be combined to achieve the logical AND logic */
#ifdef BBSRUBY_MRUBY_HAS_FULLCORE_GEMBOX
#define BRB_FULLCORE(_gem) _gem
#else
#define BRB_FULLCORE(_gem) /* Empty */
#endif
/* Assume `MRUBY_RELEASE_NO >= 10400` */
#if MRUBY_RELEASE_NO >= 10401
#define BRB_MRB10401(_gem) _gem
#define BRB_BEFORE_MRB10401(_gem) /* Empty */
#else
#define BRB_MRB10401(_gem) /* Empty */
#define BRB_BEFORE_MRB10401(_gem) _gem
#endif
#if MRUBY_RELEASE_NO >= 20000
#define BRB_MRB20000(_gem) _gem
#define BRB_BEFORE_MRB20000(_gem) /* Empty */
#else
#define BRB_MRB20000(_gem) /* Empty */
#define BRB_BEFORE_MRB20000(_gem) _gem
#endif
#if MRUBY_RELEASE_NO >= 20001
#define BRB_MRB20001(_gem) _gem
#define BRB_BEFORE_MRB20001(_gem) /* Empty */
#else
#define BRB_MRB20001(_gem) /* Empty */
#define BRB_BEFORE_MRB20001(_gem) _gem
#endif
#if MRUBY_RELEASE_NO >= 20100
#define BRB_MRB20100(_gem) _gem
#define BRB_BEFORE_MRB20100(_gem) /* Empty */
#else
#define BRB_MRB20100(_gem) /* Empty */
#define BRB_BEFORE_MRB20100(_gem) _gem
#endif
#if MRUBY_RELEASE_NO >= 20102
#define BRB_MRB20102(_gem) _gem
#define BRB_BEFORE_MRB20102(_gem) /* Empty */
#else
#define BRB_MRB20102(_gem) /* Empty */
#define BRB_BEFORE_MRB20102(_gem) _gem
#endif
#if MRUBY_RELEASE_NO >= 30000
#define BRB_MRB30000(_gem) _gem
#define BRB_BEFORE_MRB30000(_gem) /* Empty */
#else
#define BRB_MRB30000(_gem) /* Empty */
#define BRB_BEFORE_MRB30000(_gem) _gem
#endif
#define BRB_MRBGEM_LIST \
(mruby_sprintf) \
/* (mruby_print) */ \
(mruby_math) \
(mruby_time) \
(mruby_struct) \
(mruby_compar_ext) \
(mruby_enum_ext) \
(mruby_string_ext) \
(mruby_numeric_ext) \
(mruby_array_ext) \
(mruby_hash_ext) \
(mruby_range_ext) \
(mruby_proc_ext) \
(mruby_symbol_ext) \
(mruby_random) \
(mruby_object_ext) \
(mruby_objectspace) \
(mruby_fiber) \
(mruby_enumerator) \
(mruby_enum_lazy) \
(mruby_toplevel_ext) \
(mruby_kernel_ext) \
(mruby_class_ext) \
(mruby_error) \
/* BRB_FULLCORE((mruby_exit)) */ \
BRB_FULLCORE(BRB_BEFORE_MRB20102((mruby_eval))) \
/* BRB_FULLCORE(BRB_BEFORE_MRB10401((mruby_io))) */ \
BRB_FULLCORE(BRB_BEFORE_MRB20100((mruby_method))) \
/* BRB_MRB10401((mruby_io)) */ \
BRB_MRB10401((mruby_pack)) \
/* BRB_FULLCORE(BRB_BEFORE_MRB30000(BRB_MRB10401((mruby_socket)))) */ \
BRB_MRB20000((mruby_metaprog)) \
/* BRB_FULLCORE(BRB_MRB20000((mruby_sleep))) */ \
BRB_FULLCORE(BRB_MRB20001((mruby_enum_chain))) \
BRB_MRB20100((mruby_method)) \
BRB_FULLCORE(BRB_BEFORE_MRB20102(BRB_MRB20100((mruby_complex)))) \
BRB_FULLCORE(BRB_BEFORE_MRB20102(BRB_MRB20100((mruby_rational)))) \
BRB_MRB20102((mruby_eval)) \
BRB_MRB20102((mruby_complex)) \
BRB_MRB20102((mruby_rational)) \
/* BRB_MRB30000((mruby_socket)) */ \
BRB_FULLCORE(BRB_MRB30000((mruby_catch))) \
BRB_FULLCORE(BRB_MRB30000((mruby_os_memsize))) \
/* End of list */
#ifdef __cplusplus
extern "C" {
#endif
#undef BRBCPP_LIST_TRANSFORM
#define BRBCPP_LIST_TRANSFORM(elem) \
void GENERATED_TMP_mrb_ ## elem ## _gem_init(mrb_state *mrb); \
void GENERATED_TMP_mrb_ ## elem ## _gem_final(mrb_state *mrb);
BRBCPP_EXPAND_LIST(BRB_MRBGEM_LIST)
#ifdef __cplusplus
} // extern "C"
#endif
static void bbsruby_final_mrbgems(mrb_state *mrb)
{
#undef BRBCPP_LIST_TRANSFORM
#define BRBCPP_LIST_TRANSFORM(elem) \
GENERATED_TMP_mrb_ ## elem ## _gem_final(mrb);
BRBCPP_EXPAND_LIST(BRB_MRBGEM_LIST)
}
static void bbsruby_init_mrbgems(mrb_state *mrb)
{
#undef BRBCPP_LIST_TRANSFORM
#define BRBCPP_LIST_TRANSFORM(elem) \
GENERATED_TMP_mrb_ ## elem ## _gem_init(mrb);
BRBCPP_EXPAND_LIST(BRB_MRBGEM_LIST)
mrb_state_atexit(mrb, bbsruby_final_mrbgems);
}
#endif
static void bbsruby_init_bbs_module RB_PV((void))
{
#ifdef BBSRUBY_USE_MRUBY
// Remove former definition
mrb_const_remove(mrb, mrb_obj_value(mrb->object_class), mrb_intern_cstr(mrb, "BBS"));
#else
// Remove former definition
rb_define_global_const("BBS", Qundef);
#endif
// Prepare BBS wrapper module
rb_class_t brb_mBBS = RB_C(rb_define_module)("BBS");
RB_C(rb_define_module_function)(brb_mBBS, "outs", (rb_func_t) brb_outs, RB_ARGS_REST());
RB_C(rb_define_module_function)(brb_mBBS, "title", (rb_func_t) brb_title, RB_ARGS_REQ(1));
RB_C(rb_define_module_function)(brb_mBBS, "print", (rb_func_t) brb_print, RB_ARGS_REST());
RB_C(rb_define_module_function)(brb_mBBS, "getyx", (rb_func_t) brb_getyx, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "getmaxyx", (rb_func_t) brb_getmaxyx, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "move", (rb_func_t) brb_move, RB_ARGS_REQ(2));
RB_C(rb_define_module_function)(brb_mBBS, "moverel", (rb_func_t) brb_moverel, RB_ARGS_REQ(2));
RB_C(rb_define_module_function)(brb_mBBS, "clear", (rb_func_t) brb_clear, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "clrtoeol", (rb_func_t) brb_clrtoeol, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "clrtobot", (rb_func_t) brb_clrtobot, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "refresh", (rb_func_t) brb_refresh, RB_ARGS_REQ(0));
RB_C(rb_define_module_function)(brb_mBBS, "vmsg", (rb_func_t) brb_vmsg, RB_ARGS_REQ(1));