105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "node.h"
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#define STRING_BUFF_SIZE 1024
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static char stringBuff[STRING_BUFF_SIZE];
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Node* parseHeader(TokenList** list);
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NodeList*
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ParseNodes(TokenList* list)
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{
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NodeList* nl = malloc(sizeof(NodeList));
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NodeList* currentNode = nl;
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currentNode->next = NULL;
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currentNode->node = NULL;
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TokenList* current = list;
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//while(current != NULL) {
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while (1) {
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switch (current->token->type) {
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case TT_NEWLINE:
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break;
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case TT_HASH:
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// start of header
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//Node* nodes;
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//nodes = parseHeader(current);
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currentNode->node = parseHeader(¤t);
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break;
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default:
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break;
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}
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if (current->next == NULL) {
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//printf("next is null\n");
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break;
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}
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//printf("current = current->next;\n");
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current = current->next;
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}
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return nl;
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}
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Node*
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parseHeader(TokenList** list)
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{
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TokenList* l = *list;
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// Count the number of TT_HASH tokens
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int count = 1;
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while (l->next != NULL && l->next->token->type == TT_HASH)
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{
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count++;
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l = l->next;
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}
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if (l->next == NULL)
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{
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printf("Header missing text");
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return NULL;
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}
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l = l->next;
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// Trim leading whitespace
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while (l->next != NULL && l->token->type == TT_WHITESPACE)
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{
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l = l->next;
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}
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if (l->next == NULL)
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{
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printf("Header missing text");
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return NULL;
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}
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stringBuff[0] = '\0';
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while (1)
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{
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int bufSize = strlen(stringBuff);
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int litSize = strlen(l->token->literal);
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if (bufSize + litSize + 1 > STRING_BUFF_SIZE)
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{
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printf("Buffer not big enough!");
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return NULL;
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}
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strncat(stringBuff, l->token->literal, strlen(l->token->literal));
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if (l->next == NULL || l->next->token->type == TT_NEWLINE)
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{
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break;
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}
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l = l->next;
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}
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*list = l;
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printf("header hash count: %d\ntext: '%s'\n", count, stringBuff);
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return NULL;
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}
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