(misc): modularize program

1 files changed, 52 insertions, 0 deletions

diff --git a/src/engine.c b/src/engine.c
new file mode 100644
index 0000000..4e4d037
--- /dev/null
+++ b/src/engine.c
@@ -0,0 +1,52 @@
+#define _GNU_SOURCE
+
+#include <engine.h>
+#include <filehandler.h>
+#include <lexer.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "../config.h"
+
+void
+ingest(char **buffer)
+{
+  key_match_t *match;
+
+  while (true) {
+    match = find_next_key(*buffer);
+    if (match == NULL)
+      break;
+
+    directive_t *directive = find_directive(*buffer, match);
+    if (directive == NULL)
+      break;
+
+    if (directive->type == INCLUDE) {
+      char *operand = (char *) directive->operands;
+      char *partial_path;
+      asprintf(&partial_path, "%s/%s/%s", DIRECTORY, PARTIALS, operand);
+
+      FILE *f = fopen(partial_path, "r");
+      unsigned int size = fsize(f);
+      char *partial_content = fcontent(f, size);
+
+      char *temp_buffer;
+      asprintf(&temp_buffer, "%s", *buffer);
+
+      free(*buffer);
+      asprintf(buffer,
+               "%.*s%s%s\n",
+               match->offset,
+               temp_buffer,
+               partial_content,
+               temp_buffer + match->offset + match->length);
+
+      free(temp_buffer);
+    }
+
+    free(directive);
+    free(match);
+  }
+}