30 files changed, 244 insertions, 2396 deletions
diff --git a/src/core/convert.c b/src/core/convert.c
deleted file mode 100644
index cf8987e..0000000
--- a/src/core/convert.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*:*
- *: File: ./src/core/convert.c
- *: A simple interpreter
- *: 
- *: WWW	: http://fype.buetow.org
- *: AUTHOR	: http://paul.buetow.org
- *: E-Mail	: fype at dev.buetow.org
- *: 
- *: Copyright (c) 2005 - 2009, Dipl.-Inform. (FH) Paul C. Buetow 
- *: All rights reserved.
- *: 
- *: Redistribution and use in source and binary forms, with or without modi-
- *: fication, are permitted provided that the following conditions are met:
- *:  * Redistributions of source code must retain the above copyright
- *:    notice, this list of conditions and the following disclaimer.
- *:  * Redistributions in binary form must reproduce the above copyright
- *:    notice, this list of conditions and the following disclaimer in the
- *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may 
- *:    be used to endorse or promote products derived from this software 
- *:    without specific prior written permission.
- *: 
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
- *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
- *: POSSIBILITY OF SUCH DAMAGE.
- *:*/
-
-#include "convert.h"
-#include "../data/array.h"
-
-void
-convert_to_integer(Token *p_token) {
-   switch (token_get_tt(p_token)) {
-   case TT_INTEGER:
-      break;
-   case TT_DOUBLE:
-      token_set_tt(p_token, TT_INTEGER);
-      token_set_ival(p_token, (int)token_get_dval(p_token));
-      break;
-   case TT_STRING:
-      token_set_tt(p_token, TT_INTEGER);
-      token_set_ival(p_token, atoi(token_get_val(p_token)));
-      break;
-   case TT_ARRAY:
-      token_set_tt(p_token, TT_INTEGER);
-      token_set_ival(p_token, array_get_size(p_token->p_array));
-      break;
-   default:
-      ERROR("Ouups(%s)", tt_get_name(token_get_tt(p_token)));
-      break;
-   }
-}
-
-int
-convert_to_integer_get(Token *p_token) {
-   switch (token_get_tt(p_token)) {
-   case TT_INTEGER:
-      return (token_get_ival(p_token));
-   case TT_DOUBLE:
-      return ((int) token_get_dval(p_token));
-   case TT_STRING:
-      return (atoi(token_get_val(p_token)));
-   case TT_ARRAY:
-      return (array_get_size(p_token->p_array));
-      break;
-   default:
-      ERROR("Ouups(%s)", tt_get_name(token_get_tt(p_token)));
-   }
-
-   return (0); /* Never reach this point */
-}
-
-void
-convert_to_double(Token *p_token) {
-   switch (token_get_tt(p_token)) {
-   case TT_INTEGER:
-      token_set_tt(p_token, TT_DOUBLE);
-      token_set_dval(p_token, token_get_ival(p_token));
-      break;
-   case TT_DOUBLE:
-      break;
-   case TT_STRING:
-      token_set_tt(p_token, TT_DOUBLE);
-      token_set_dval(p_token, atof(token_get_val(p_token)));
-      break;
-   case TT_ARRAY:
-      token_set_tt(p_token, TT_DOUBLE);
-      token_set_dval(p_token, array_get_size(p_token->p_array));
-      break;
-   default:
-      token_print_val(p_token);
-      ERROR("Datatype conversion error '%s'", token_get_val(p_token));
-      break;
-   }
-}
-
-void
-convert_to_string(Token *p_token) {
-   switch (token_get_tt(p_token)) {
-   case TT_INTEGER:
-   {
-      token_set_tt(p_token, TT_STRING);
-      char c_tmp[1024];
-      sprintf(c_tmp, "%d", token_get_ival(p_token));
-      int i_len = strlen(c_tmp);
-      p_token->c_val = realloc(p_token->c_val, sizeof(char) * (i_len + 1));
-      strcpy(p_token->c_val, c_tmp);
-      p_token->c_val[i_len] = 0;
-   }
-   break;
-   case TT_DOUBLE:
-   {
-      token_set_tt(p_token, TT_STRING);
-      char c_tmp[1024];
-      sprintf(c_tmp, "%f", token_get_dval(p_token));
-      int i_len = strlen(c_tmp);
-      p_token->c_val = realloc(p_token->c_val, sizeof(char) * (i_len + 1));
-      strcpy(p_token->c_val, c_tmp);
-      p_token->c_val[i_len] = 0;
-   }
-   case TT_ARRAY:
-   {
-      token_set_tt(p_token, TT_STRING);
-      char c_tmp[1024];
-      sprintf(c_tmp, "%d", array_get_size(p_token->p_array));
-      int i_len = strlen(c_tmp);
-      p_token->c_val = realloc(p_token->c_val, sizeof(char) * (i_len + 1));
-      strcpy(p_token->c_val, c_tmp);
-      p_token->c_val[i_len] = 0;
-   }
-   break;
-   case TT_STRING:
-      break;
-   default:
-      ERROR("Datatype conversion error");
-      break;
-   }
-}
-
-void
-convert_to_array(Token *p_token) {
-   ERROR("not yet implemented");
-}
-
-void
-convert_to_tt(Token *p_token, TokenType tt) {
-   switch (tt) {
-   case TT_INTEGER:
-      convert_to_integer(p_token);
-      break;
-   case TT_DOUBLE:
-      convert_to_double(p_token);
-      break;
-   case TT_STRING:
-      convert_to_string(p_token);
-      break;
-   case TT_ARRAY:
-      convert_to_array(p_token);
-      break;
-   default:
-      ERROR("Ouups!");
-   }
-}
-
-TokenType
-convert_to_highest(Token *p_token1, Token *p_token2) {
-   TokenType tt_highest = token_get_tt(p_token1);
-
-   if (tt_highest < token_get_tt(p_token2)) {
-      tt_highest = token_get_tt(p_token2);
-
-      convert_to_tt(p_token1, tt_highest);
-
-   } else {
-      convert_to_tt(p_token2, tt_highest);
-   }
-
-   return (tt_highest);
-}
-
-TokenType
-convert_function_arg_types_to_highest(Stack *p_stack_args, int i_args) {
-
-   if (i_args <= 0)
-      i_args = stack_size(p_stack_args);
-
-   StackIterator *p_iter = stackiterator_new(p_stack_args);
-   TokenType tt_highest = TT_INTEGER;
-
-   for (int i = 0; i < i_args && stackiterator_has_next(p_iter); ++i) {
-      Token *p_token = stackiterator_next(p_iter);
-      if (token_get_tt(p_token) > tt_highest)
-         tt_highest = token_get_tt(p_token);
-   }
-
-   stackiterator_delete(p_iter);
-   p_iter = stackiterator_new(p_stack_args);
-
-   for (int i = 0; i < i_args && stackiterator_has_next(p_iter); ++i) {
-      Token *p_token = stackiterator_next(p_iter);
-      convert_to_tt(p_token, tt_highest);
-   }
-
-   stackiterator_delete(p_iter);
-
-   return (tt_highest);
-}
-
diff --git a/src/core/convert.h b/src/core/convert.h
deleted file mode 100644
index 9dcf23e..0000000
--- a/src/core/convert.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/*:*
- *: File: ./src/core/convert.h
- *: A simple interpreter
- *: 
- *: WWW	: http://fype.buetow.org
- *: AUTHOR	: http://paul.buetow.org
- *: E-Mail	: fype at dev.buetow.org
- *: 
- *: Copyright (c) 2005 - 2009, Dipl.-Inform. (FH) Paul C. Buetow 
- *: All rights reserved.
- *: 
- *: Redistribution and use in source and binary forms, with or without modi-
- *: fication, are permitted provided that the following conditions are met:
- *:  * Redistributions of source code must retain the above copyright
- *:    notice, this list of conditions and the following disclaimer.
- *:  * Redistributions in binary form must reproduce the above copyright
- *:    notice, this list of conditions and the following disclaimer in the
- *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may 
- *:    be used to endorse or promote products derived from this software 
- *:    without specific prior written permission.
- *: 
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
- *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
- *: POSSIBILITY OF SUCH DAMAGE.
- *:*/
-
-#ifndef CONVERT_H
-#define CONVERT_H
-
-#include "../defines.h"
-
-#include "../data/stack.h"
-
-#include "token.h"
-
-int convert_to_integer_get(Token *p_token);
-void convert_to_integer(Token *p_token);
-void convert_to_double(Token *p_token);
-void convert_to_string(Token *p_token);
-void convert_to_array(Token *p_token);
-void convert_to_tt(Token *p_token, TokenType tt);
-TokenType convert_to_highest(Token *p_token1, Token *p_token2);
-TokenType convert_function_arg_types_to_highest(Stack *p_stack_args, int
-      i_args);
-
-#endif
diff --git a/src/core/frame.c b/src/core/frame.c
index 9143a0d..fb4665d 100644
--- a/src/core/frame.c
+++ b/src/core/frame.c
@@ -1,13 +1,13 @@
 /*:*
  *: File: ./src/core/frame.c
  *: A simple Fype interpreter
- *:
+ *: 
  *: WWW: http://fype.buetow.org
  *: AUTHOR: http://paul.buetow.org
  *: E-Mail: fype at dev.buetow.org
- *:
- *: The Fype Language; (c) 2005 - 2010 - Dipl.-Inform. (FH) Paul C. Buetow
- *:
+ *: 
+ *: The Fype Language; (c) 2005 - 2010 Paul Buetow 
+ *: 
  *: Redistribution and use in source and binary forms, with or without modi-
  *: fication, are permitted provided that the following conditions are met:
  *:  * Redistributions of source code must retain the above copyright
@@ -15,20 +15,20 @@
  *:  * Redistributions in binary form must reproduce the above copyright
  *:    notice, this list of conditions and the following disclaimer in the
  *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may
- *:    be used to endorse or promote products derived from this software
+ *:  * Neither the name of buetow.org nor the names of its contributors may 
+ *:    be used to endorse or promote products derived from this software 
  *:    without specific prior written permission.
- *:
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ *: 
+ *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
+ *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT,
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
+ *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
+ *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+ *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
  *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
+ *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
  *: POSSIBILITY OF SUCH DAMAGE.
  *:*/
 
diff --git a/src/core/frame.h b/src/core/frame.h
index d1e01f5..d9d3970 100644
--- a/src/core/frame.h
+++ b/src/core/frame.h
@@ -1,13 +1,13 @@
 /*:*
  *: File: ./src/core/frame.h
  *: A simple Fype interpreter
- *:
+ *: 
  *: WWW: http://fype.buetow.org
  *: AUTHOR: http://paul.buetow.org
  *: E-Mail: fype at dev.buetow.org
- *:
- *: The Fype Language; (c) 2005 - 2010 - Dipl.-Inform. (FH) Paul C. Buetow
- *:
+ *: 
+ *: The Fype Language; (c) 2005 - 2010 Paul Buetow 
+ *: 
  *: Redistribution and use in source and binary forms, with or without modi-
  *: fication, are permitted provided that the following conditions are met:
  *:  * Redistributions of source code must retain the above copyright
@@ -15,20 +15,20 @@
  *:  * Redistributions in binary form must reproduce the above copyright
  *:    notice, this list of conditions and the following disclaimer in the
  *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may
- *:    be used to endorse or promote products derived from this software
+ *:  * Neither the name of buetow.org nor the names of its contributors may 
+ *:    be used to endorse or promote products derived from this software 
  *:    without specific prior written permission.
- *:
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ *: 
+ *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
+ *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT,
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
+ *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
+ *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+ *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
  *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
+ *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
  *: POSSIBILITY OF SUCH DAMAGE.
  *:*/
 
diff --git a/src/core/function.c b/src/core/function.c
deleted file mode 100644
index 70166ed..0000000
--- a/src/core/function.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*:*
- *: File: ./src/core/function.c
- *: A simple interpreter
- *: 
- *: WWW	: http://fype.buetow.org
- *: AUTHOR	: http://paul.buetow.org
- *: E-Mail	: fype at dev.buetow.org
- *: 
- *: Copyright (c) 2005 - 2009, Dipl.-Inform. (FH) Paul C. Buetow 
- *: All rights reserved.
- *: 
- *: Redistribution and use in source and binary forms, with or without modi-
- *: fication, are permitted provided that the following conditions are met:
- *:  * Redistributions of source code must retain the above copyright
- *:    notice, this list of conditions and the following disclaimer.
- *:  * Redistributions in binary form must reproduce the above copyright
- *:    notice, this list of conditions and the following disclaimer in the
- *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may 
- *:    be used to endorse or promote products derived from this software 
- *:    without specific prior written permission.
- *: 
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
- *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
- *: POSSIBILITY OF SUCH DAMAGE.
- *:*/
-
-#include "../defines.h"
-
-#include "function.h"
-
-Function*
-function_new() {
-   Function *p_function = malloc(sizeof(Function));
-
-   return (p_function);
-}
-
-void
-function_delete(Function *p_function) {
-   free(p_function);
-}
-
diff --git a/src/core/function.h b/src/core/function.h
deleted file mode 100644
index 748ebce..0000000
--- a/src/core/function.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*:*
- *: File: ./src/core/function.h
- *: A simple interpreter
- *: 
- *: WWW	: http://fype.buetow.org
- *: AUTHOR	: http://paul.buetow.org
- *: E-Mail	: fype at dev.buetow.org
- *: 
- *: Copyright (c) 2005 - 2009, Dipl.-Inform. (FH) Paul C. Buetow 
- *: All rights reserved.
- *: 
- *: Redistribution and use in source and binary forms, with or without modi-
- *: fication, are permitted provided that the following conditions are met:
- *:  * Redistributions of source code must retain the above copyright
- *:    notice, this list of conditions and the following disclaimer.
- *:  * Redistributions in binary form must reproduce the above copyright
- *:    notice, this list of conditions and the following disclaimer in the
- *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may 
- *:    be used to endorse or promote products derived from this software 
- *:    without specific prior written permission.
- *: 
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
- *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
- *: POSSIBILITY OF SUCH DAMAGE.
- *:*/
-
-#ifndef FUNCTION_H
-#define FUNCTION_H
-
-typedef struct {
-   char *c_name;
-} Function;
-
-Function* function_new();
-void function_delete(Function *p_function);
-
-#endif /* FUNCTION_H */
diff --git a/src/core/functions.c b/src/core/functions.c
deleted file mode 100644
index 82efc4f..0000000
--- a/src/core/functions.c
+++ /dev/null
@@ -1,985 +0,0 @@
-/*:*
- *: File: ./src/core/functions.c
- *: A simple interpreter
- *: 
- *: WWW	: http://fype.buetow.org
- *: AUTHOR	: http://paul.buetow.org
- *: E-Mail	: fype at dev.buetow.org
- *: 
- *: Copyright (c) 2005 - 2009, Dipl.-Inform. (FH) Paul C. Buetow 
- *: All rights reserved.
- *: 
- *: Redistribution and use in source and binary forms, with or without modi-
- *: fication, are permitted provided that the following conditions are met:
- *:  * Redistributions of source code must retain the above copyright
- *:    notice, this list of conditions and the following disclaimer.
- *:  * Redistributions in binary form must reproduce the above copyright
- *:    notice, this list of conditions and the following disclaimer in the
- *:    documentation and/or other materials provided with the distribution.
- *:  * Neither the name of buetow.org nor the names of its contributors may 
- *:    be used to endorse or promote products derived from this software 
- *:    without specific prior written permission.
- *: 
- *: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR 
- *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
- *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT, 
- *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
- *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
- *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
- *: POSSIBILITY OF SUCH DAMAGE.
- *:*/
-
-#include <stdlib.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#include "functions.h"
-
-#include "convert.h"
-#include "scope.h"
-#include "symbol.h"
-
-#define _FUNCTIONS_ERROR(m,t) \
-	 ERROR(\
-		"%s: Function error in %s line %d pos %d near '%s'", m, \
-		token_get_filename(t), \
-		token_get_line_nr(t), \
-		token_get_pos_nr(t), \
-		token_get_val(t) \
-		)
-
-Functions*
-functions_new() {
-   Functions *p_functions = malloc(sizeof(Functions));
-
-   p_functions->p_hash_functions = hash_new(1024);
-   functions_init(p_functions);
-
-   return (p_functions);
-}
-
-void
-functions_delete(Functions *p_functions) {
-   hash_delete(p_functions->p_hash_functions);
-   free(p_functions);
-}
-
-
-void
-_process(Interpret *p_interpret, Token *p_token_store, Token *p_token_op,
-         Token *p_token_op2, Token *p_token_next) {
-
-   TokenType tt_op = token_get_tt(p_token_op);
-   TokenType tt_op2 = p_token_op2 == NULL
-                      ? TT_NONE
-                      : token_get_tt(p_token_op2);
-
-#ifdef DEBUG_FUNCTION_PROCESS
-   if (p_token_op2 == NULL)
-      printf("DEBUG::FUNCTION::PROCESS: Operator %s\n", tt_get_name(tt_op));
-   else
-      printf("DEBUG::FUNCTION::PROCESS: Operator %s %s\n", tt_get_name(tt_op),
-             tt_get_name(tt_op2));
-
-   token_print(p_token_next);
-   printf("\n");
-   token_print(p_token_store);
-   printf("\n");
-#endif /* DEBUG_FUNCTION_PROCESS */
-
-   if (p_token_op2 != NULL) {
-      switch (tt_op) {
-      case TT_NOT:
-         switch (tt_op2) {
-         case TT_ASSIGN:
-            tt_op = TT_NEQ;
-            break;
-         default:
-            break;
-         }
-         break;
-      case TT_ASSIGN:
-         switch (tt_op2) {
-         case TT_ASSIGN:
-            tt_op = TT_EQ;
-            break;
-         default:
-            break;
-         }
-         break;
-      case TT_LT:
-         switch (tt_op2) {
-         case TT_ASSIGN:
-            tt_op = TT_LE;
-            break;
-         default:
-            break;
-         }
-         break;
-      case TT_GT:
-         switch (tt_op2) {
-         case TT_ASSIGN:
-            tt_op = TT_GE;
-            break;
-         default:
-            break;
-         }
-         break;
-      case TT_DDOT:
-         switch (tt_op2) {
-         case TT_LT:
-            tt_op = TT_LSHIFT;
-            break;
-         case TT_GT:
-            tt_op = TT_RSHIFT;
-            break;
-         default:
-            break;
-         }
-         break;
-      default:
-         break;
-      }
-   } else {
-      switch (tt_op) {
-      case TT_ASSIGN:
-      {
-         Token *p_token_assign = p_interpret->p_token_temp;
-         TokenType tt_assign = token_get_tt(p_token_assign);
-
-         if (tt_assign != TT_IDENT) {
-            _FUNCTIONS_ERROR("Can only assign to symbols",
-                             p_token_store);
-         }
-
-         Symbol *p_symbol = scope_get(p_interpret->p_scope,
-                                      token_get_val(p_token_assign));
-
-         if (p_symbol == NULL) {
-            _FUNCTIONS_ERROR("No such symbol",
-                             p_token_assign);
-         }
-
-         symbol_set_val(p_symbol, p_token_store);
-         symbol_set_sym(p_symbol, SYM_VARIABLE);
-
-         return;
-      }
-
-      break;
-      NO_DEFAULT;
-      }
-   }
-
-   p_token_next = token_new_copy(p_token_next);
-   TokenType tt_highest = convert_to_highest(p_token_store, p_token_next);
-
-#ifdef DEBUG_FUNCTION_PROCESS
-   printf("DEBUG::FUNCTION::PROCESS: ===> %s %s %s\n",
-          tt_get_name(tt_highest),
-          tt_get_name(tt_op),
-          tt_get_name(tt_highest));
-#endif /* DEBUG_FUNCTION_PROCESS */
-
-   switch (tt_op) {
-   case TT_ADD:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        token_get_ival(p_token_next) +
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_dval(p_token_store,
-                        token_get_dval(p_token_next) +
-                        token_get_dval(p_token_store));
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        atoi(token_get_val(p_token_next)) +
-                        atoi(token_get_val(p_token_store)));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         array_append(p_token_store->p_array,
-                      p_token_next->p_array);
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_SUB:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        token_get_ival(p_token_next) -
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_dval(p_token_store,
-                        token_get_dval(p_token_next) -
-                        token_get_dval(p_token_store));
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        atoi(token_get_val(p_token_next)) -
-                        atoi(token_get_val(p_token_store)));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         ERROR("TT_ARRAY - TT_ARRAY not yet implemented");
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_MULT:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        token_get_ival(p_token_next) *
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_dval(p_token_store,
-                        token_get_dval(p_token_next) *
-                        token_get_dval(p_token_store));
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        atoi(token_get_val(p_token_next)) *
-                        atoi(token_get_val(p_token_store)));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         ERROR("TT_ARRAY * TT_ARRAY not yet implemented");
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_DIV:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        (int) token_get_ival(p_token_next) /
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_dval(p_token_store,
-                        token_get_dval(p_token_next) /
-                        token_get_dval(p_token_store));
-         break;
-      case TT_STRING:
-         token_set_dval(p_token_store,
-                        atof(token_get_val(p_token_next)) /
-                        atof(token_get_val(p_token_store)));
-         token_set_tt(p_token_store, TT_DOUBLE);
-         break;
-      case TT_ARRAY:
-         ERROR("TT_ARRAY / TT_ARRAY not yet implemented");
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_EQ:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        (int) token_get_ival(p_token_next) ==
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_ival(p_token_store,
-                        token_get_dval(p_token_next) ==
-                        token_get_dval(p_token_store));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        strcmp(token_get_val(p_token_next),
-                               token_get_val(p_token_store)) == 0);
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         ERROR("TT_ARRAY eq TT_ARRAY not yet implemented");
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_NEQ:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        (int) token_get_ival(p_token_next) !=
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_ival(p_token_store,
-                        token_get_dval(p_token_next) !=
-                        token_get_dval(p_token_store));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        strcmp(token_get_val(p_token_next),
-                               token_get_val(p_token_store)) != 0);
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         ERROR("ARRAY bla yet implemented");
-         break;
-         NO_DEFAULT;
-      }
-      break;
-   case TT_LE:
-      switch (tt_highest) {
-      case TT_INTEGER:
-         token_set_ival(p_token_store,
-                        (int) token_get_ival(p_token_next) <=
-                        token_get_ival(p_token_store));
-         break;
-      case TT_DOUBLE:
-         token_set_ival(p_token_store,
-                        token_get_dval(p_token_next) <=
-                        token_get_dval(p_token_store));
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_STRING:
-         token_set_ival(p_token_store,
-                        strcmp(token_get_val(p_token_next),
-                               token_get_val(p_token_store)) <= 0);
-         token_set_tt(p_token_store, TT_INTEGER);
-         break;
-      case TT_ARRAY:
-         ERROR("ARRAY bla yet implemented");
-