version 1.10, 1999/11/29 12:09:58 |
version 1.13, 2000/01/22 06:29:18 |
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/* -*- mode: C; coding: euc-japan -*- */ |
/* -*- mode: C; coding: euc-japan -*- */ |
/* $OpenXM: OpenXM/src/ox_math/serv2.c,v 1.9 1999/11/19 20:51:36 ohara Exp $ */ |
/* $OpenXM: OpenXM/src/ox_math/serv2.c,v 1.12 2000/01/05 06:09:11 ohara Exp $ */ |
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/* Open Mathematica サーバ */ |
/* |
/* ファイルディスクリプタ 3, 4 は open されていると仮定して動作する. */ |
Copyright (C) Katsuyoshi OHARA, 2000. |
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Portions copyright 1999 Wolfram Research, Inc. |
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You must see OpenXM/Copyright/Copyright.generic. |
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The MathLink Library is licensed from Wolfram Research Inc.. |
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See OpenXM/Copyright/Copyright.mathlink for detail. |
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*/ |
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/* |
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Remarks: |
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file descripter 3 and 4 are already opened by the parent process. |
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*/ |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <unistd.h> |
#include <unistd.h> |
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extern int flag_mlo_symbol; |
extern int flag_mlo_symbol; |
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/* MathLink 非依存部分 */ |
/* MathLink independent */ |
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#define INIT_S_SIZE 2048 |
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#define EXT_S_SIZE 2048 |
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#define SIZE_OPERAND_STACK 2048 |
static int stack_size = 0; |
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static int stack_pointer = 0; |
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static cmo **stack = NULL; |
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static cmo* Operand_Stack[SIZE_OPERAND_STACK]; |
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static int Stack_Pointer = 0; |
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int initialize_stack() |
int initialize_stack() |
{ |
{ |
Stack_Pointer = 0; |
stack_pointer = 0; |
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stack_size = INIT_S_SIZE; |
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stack = malloc(stack_size*sizeof(cmo*)); |
} |
} |
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static int extend_stack() |
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{ |
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int size2 = stack_size + EXT_S_SIZE; |
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cmo **stack2 = malloc(size2*sizeof(cmo*)); |
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memcpy(stack2, stack, stack_size*sizeof(cmo *)); |
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free(stack); |
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stack = stack2; |
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stack_size = size2; |
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} |
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int push(cmo* m) |
int push(cmo* m) |
{ |
{ |
#if DEBUG |
#if DEBUG |
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fprintf(stderr, "ox_math:: a %s was pushed.\n", symp->key); |
fprintf(stderr, "ox_math:: a %s was pushed.\n", symp->key); |
} |
} |
#endif |
#endif |
Operand_Stack[Stack_Pointer] = m; |
stack[stack_pointer] = m; |
Stack_Pointer++; |
stack_pointer++; |
if (Stack_Pointer >= SIZE_OPERAND_STACK) { |
if (stack_pointer >= stack_size) { |
fprintf(stderr, "stack over flow.\n"); |
extend_stack(); |
Stack_Pointer--; |
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} |
} |
} |
} |
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/* スタックが空のときは, (CMO_NULL) をかえす. */ |
/* if the stack is empty, then pop() returns (CMO_NULL). */ |
cmo* pop() |
cmo* pop() |
{ |
{ |
if (Stack_Pointer > 0) { |
if (stack_pointer > 0) { |
Stack_Pointer--; |
stack_pointer--; |
return Operand_Stack[Stack_Pointer]; |
return stack[stack_pointer]; |
} |
} |
return new_cmo_null(); |
return new_cmo_null(); |
} |
} |
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void pops(int n) |
void pops(int n) |
{ |
{ |
Stack_Pointer -= n; |
stack_pointer -= n; |
if (Stack_Pointer < 0) { |
if (stack_pointer < 0) { |
Stack_Pointer = 0; |
stack_pointer = 0; |
} |
} |
} |
} |
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/* sm_XXX 関数群は、エラーのときは 0 以外の値を返し、呼び出し元で |
/* |
エラーオブジェクトをセットする */ |
if error occurs, then a sm_*() function returns non-zero and |
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an error obect is set by a function which calls sm_*(). |
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*/ |
int sm_popCMO(int fd_write) |
int sm_popCMO(int fd_write) |
{ |
{ |
cmo* m = pop(); |
cmo* m = pop(); |
Line 92 int sm_pops(int fd_write) |
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Line 117 int sm_pops(int fd_write) |
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return ERROR_ID_UNKNOWN_SM; |
return ERROR_ID_UNKNOWN_SM; |
} |
} |
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/* MathLink 依存部分 */ |
/* MathLink dependent */ |
int sm_popString(int fd_write) |
int sm_popString(int fd_write) |
{ |
{ |
char *s; |
char *s; |
Line 106 int sm_popString(int fd_write) |
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Line 131 int sm_popString(int fd_write) |
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m = pop(); |
m = pop(); |
if (m->tag == CMO_STRING) { |
if (m->tag == CMO_STRING) { |
send_ox_cmo(fd_write, m); |
send_ox_cmo(fd_write, m); |
}else if ((s = convert_cmo_to_string(m)) != NULL) { |
}else if ((s = new_string_set_cmo(m)) != NULL) { |
send_ox_cmo(fd_write, (cmo *)new_cmo_string(s)); |
send_ox_cmo(fd_write, (cmo *)new_cmo_string(s)); |
}else { |
}else { |
err = make_error_object(SM_popString, m); |
err = make_error_object(SM_popString, m); |
Line 131 int local_execute(char *s) |
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Line 156 int local_execute(char *s) |
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return 0; |
return 0; |
} |
} |
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/* この関数はサーバに依存する. */ |
/* The following function is depend on an implementation of a server. */ |
int sm_executeStringByLocalParser(int fd_write) |
int sm_executeStringByLocalParser(int fd_write) |
{ |
{ |
symbol *symp; |
symbol *symp; |
Line 147 int sm_executeStringByLocalParser(int fd_write) |
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Line 172 int sm_executeStringByLocalParser(int fd_write) |
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local_execute(++s); |
local_execute(++s); |
}else { |
}else { |
/* for mathematica */ |
/* for mathematica */ |
/* mathematica に文字列を送って評価させる */ |
/* Sending the string `s' to mathematica for its evaluation. */ |
ml_evaluateStringByLocalParser(s); |
ml_evaluateStringByLocalParser(s); |
push(ml_get_object()); |
ml_select(); |
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push(receive_mlo()); |
} |
} |
return 0; |
return 0; |
} |
} |
Line 182 int sm_executeFunction(int fd_write) |
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Line 208 int sm_executeFunction(int fd_write) |
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argv[i] = pop(); |
argv[i] = pop(); |
} |
} |
ml_executeFunction(func, argc, argv); |
ml_executeFunction(func, argc, argv); |
push(ml_get_object()); |
ml_select(); |
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push(receive_mlo()); |
return 0; |
return 0; |
} |
} |
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/* 平成11年10月13日 */ |
#define VERSION 0x11121400 |
#define VERSION 0x11102700 |
#define ID_STRING "ox_math server 1999/12/14 15:25:00" |
#define ID_STRING "ox_math server 1999/10/28 17:29:25" |
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int sm_mathcap(int fd_write) |
int sm_mathcap(int fd_write) |
{ |
{ |
Line 233 int execute_sm_command(int fd_write, int code) |
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Line 259 int execute_sm_command(int fd_write, int code) |
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shutdown(); |
shutdown(); |
break; |
break; |
case SM_setMathCap: |
case SM_setMathCap: |
pop(); /* 無視する */ |
pop(); /* ignore */ |
break; |
break; |
default: |
default: |
fprintf(stderr, "unknown command: %d.\n", code); |
fprintf(stderr, "unknown command: %d.\n", code); |