1 files changed, 77 insertions, 0 deletions
diff --git a/asmcat.c b/asmcat.c
new file mode 100644
index 0000000..2791443
--- /dev/null
+++ b/asmcat.c
@@ -0,0 +1,77 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "lex.h"
+#include "parse.h"
+#include "instruction.h"
+#include "output_asm.h"
+
+void print_help(const char *argv0)
+{
+	fprintf(stderr, "Syntax: %s <in.asm> <out.asm>\n", argv0);
+}
+
+int main(int argc, char **argv)
+{
+	int error_ret = 1;
+	int ret = 0;
+	const char *path_in = NULL;
+	const char *path_out = NULL;
+	FILE *fin = NULL;
+	FILE *fout = NULL;
+
+	if (argc < 3) {
+		print_help(argv[0]);
+		return 1;
+	}
+
+	if (strcmp(argv[1], "-q") == 0) {
+		if (argc != 4) {
+			print_help(argv[0]);
+			return 0;
+		}
+		error_ret = 0;
+		path_in = argv[2];
+		path_out = argv[3];
+	} else {
+		path_in = argv[1];
+		path_out = argv[2];
+	}
+
+
+	if ((fin = fopen(path_in, "r")) == NULL) {
+		fprintf(stderr, "Error opening %s: ", path_in);
+		perror("fopen");
+		return error_ret;
+	}
+
+	if ((fout = fopen(path_out, "wb")) == NULL) {
+		fprintf(stderr, "Error opening %s: ", path_out);
+		perror("fopen");
+		return error_ret;
+	}
+/****/
+	struct token *tokens = NULL;
+	size_t tok_count = 0;
+
+	if ((tokens = lex(path_in, fin, &tok_count)) == NULL)
+		return error_ret;
+
+	/* FIXME package these things into `tok_result`, `parse_result` etc */
+	struct instruction *insts;
+	size_t insts_count;
+	struct label *labels;
+	size_t labels_count;
+	if ((ret = parse(path_in, fin, &labels, &labels_count, tokens, tok_count, &insts, &insts_count)))
+		return error_ret && ret;
+
+	/* FIXME insert pass for sanity checking identifiers, sizes of values */
+
+	/* FIXME insert optional pass for optimisation */
+
+	if ((ret = output_asm(fout, labels, labels_count, insts, insts_count)))
+		return error_ret && ret;
+
+	return 0;
+}