42/42_EXT_05_computorv1
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using double everywhere

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hugogogo
2026-05-01 10:42:45 +02:00
parent 2eeed8580f
commit 7519b8e615
7 changed files with 78 additions and 133 deletions
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51
src/parser.c
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@@ -17,11 +17,7 @@
term_position position;
term_sign sign;
coefficient_type coefficient_type;
union
{
int coefficient_int;
double coefficient_double;
};
int coefficient;
int exponent;
*/
@@ -32,10 +28,11 @@ static term_sign get_sign(token *tokens, int *token_count)
return '+'; // placeholder
}
static void get_coefficient(token *tokens, int *token_count, coefficient_type *coefficient_type, int *coefficient_int, double *coefficient_double)
static double get_coefficient(token *tokens, int *token_count)
{
if (tokens && coefficient_type && coefficient_double && coefficient_int) // placeholder
*token_count = 1; // placeholder
if (tokens) // placeholder
*token_count = 1; // placeholder
return 1.0; // placeholder
}
static int get_exponent(token *tokens, int *token_count)
@@ -45,7 +42,7 @@ static int get_exponent(token *tokens, int *token_count)
return 1; // placeholder
}
int parse(token *tokens, term *terms)
int parse(token *tokens, term *terms, int terms_count_max)
{
/*
if (tokens)
@@ -56,22 +53,16 @@ int parse(token *tokens, term *terms)
*/
int i;
int term_count;
int terms_count;
int token_count;
int coefficient_int;
double coefficient_double;
term_position term_position;
coefficient_type coefficient_type;
term_count = 0;
terms_count = 0;
token_count = 0;
i = 0;
term_position = TERM_LEFT;
while (tokens[i].type != TOKEN_END)
while (tokens[i].type != TOKEN_END && terms_count < terms_count_max)
{
coefficient_int = 0;
coefficient_double = 0.0;
if (tokens[i].type == TOKEN_EQUAL)
{
term_position = TERM_RIGHT;
@@ -80,30 +71,28 @@ int parse(token *tokens, term *terms)
}
// position
terms[term_count].position = term_position;
terms[terms_count].position = term_position;
// sign
terms[term_count].sign = get_sign(&tokens[i], &token_count);
terms[terms_count].sign = get_sign(&tokens[i], &token_count);
i += token_count;
// coefficient
get_coefficient(&tokens[i], &token_count, &coefficient_type, &coefficient_int, &coefficient_double);
if (coefficient_type == TYPE_INT)
{
terms[term_count].coefficient_int = coefficient_int;
}
else if (coefficient_type == TYPE_DOUBLE)
{
terms[term_count].coefficient_double = coefficient_double;
}
terms[terms_count].coefficient = get_coefficient(&tokens[i], &token_count);
i += token_count;
// exponent
terms[term_count].exponent = get_exponent(&tokens[i], &token_count);
terms[terms_count].exponent = get_exponent(&tokens[i], &token_count);
i += token_count;
i++;
terms_count++;
}
return term_count;
if (tokens[i].type != TOKEN_END && terms_count >= terms_count_max)
{
stop_errors(ERROR_PARSING, "deal with that later");
}
return terms_count;
}