Improve memory management

Makefile

@@ -1,6 +1,6 @@
 FILES = parser.c main.c
 INCLUDES = -I.
-CFLAGS = -std=c99 -g
+CFLAGS = -std=c99
 OUTFILE = vmtranslator
 
 main: ${FILES}

main.c

@@ -16,11 +16,15 @@ int main(int argc, char* argv[]) {
 		return errno;
 	}
 
+	// info gathering
 	int lncount, widestln, maxtokens;
 	getinfo(input, &lncount, &widestln, &maxtokens);
-	struct line** lns = parse(input, lncount, widestln, maxtokens);
 
-	printf("lns: %i\n", lncount);
+	// parsing
+	struct line** lns = parse(input, lncount, widestln, maxtokens);
+	fclose(input);
+	
+	// printing
 	for(int i = 0; i < lncount; i++) {
 		int tkcount = lns[i]->tokenscount;
 		for(int j = 0; j < tkcount; j++) {
@@ -29,5 +33,8 @@ int main(int argc, char* argv[]) {
 		printf("\n");
 	}
 
+	// freeing
+	freelns(lns, lncount);
+
 	return 0;
 }

parser.c

@@ -4,6 +4,18 @@
 #include <string.h>
 #include "parser.h"
 
+void freelns(struct line** lns, int lnscount) {
+	for(int i = 0; i < lnscount; i++) {
+		int tkcount = lns[i]->tokenscount;
+		for(int j = 0; j < tkcount; j++) {
+			free(lns[i]->tokens[j]);
+		}
+		free(lns[i]->tokens);
+		free(lns[i]);
+	}
+	free(lns);
+}
+
 void gountilbrk (FILE* input) {
 	char c;
 	while(c = fgetc(input), c != -1) {
@@ -23,9 +35,13 @@ void getinfo(FILE* input, int* lncount, int* widestln, int* maxtokens) {
 	int maxtoks = 0;
 	short readsmt = 0;
 	while(c = fgetc(input), c != -1) {
-		if(isspace(c) && readsmt) {
+		currsz++;
-			tokens++;
+		if(isspace(c)) {
-			if(c == '\n') {
+			if(readsmt) {
+				tokens++;
+				readsmt = 0;
+			}
+			if(c == '\n' && tokens > 0) {
 				lns++;
 				if(currsz > widest)
 					widest = currsz;
@@ -34,7 +50,6 @@ void getinfo(FILE* input, int* lncount, int* widestln, int* maxtokens) {
 				currsz = 0;
 				tokens = 0;
 			}
-			readsmt = 0;
 			continue;
 		}
 
@@ -47,7 +62,6 @@ void getinfo(FILE* input, int* lncount, int* widestln, int* maxtokens) {
 			ungetc(nc, input);
 		}
 
-		currsz++;
 		readsmt = 1;
 	}
 	rewind(input);

parser.h

@@ -8,4 +8,5 @@ struct line {
 };
 
 void getinfo(FILE* input, int* lncount, int* widestln, int* maxtokens);
+void freelns(struct line** lns, int lnscount);
 struct line** parse(FILE* input, int lncount, int widestln, int maxtokens);