From 756ef9e485fb402d740a5bd3b2ce2fdec0cbd8b5 Mon Sep 17 00:00:00 2001
From: Neil <neil@sdf.org>
Date: Sun, 21 Mar 2021 13:22:06 -0700
Subject: [PATCH] Line numbers.

---
 {src => test}/main.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)
 rename {src => test}/main.c (87%)

diff --git a/src/main.c b/test/main.c
similarity index 87%
rename from src/main.c
rename to test/main.c
index 16aa3e4..20c0a0a 100644
--- a/src/main.c
+++ b/test/main.c
@@ -9,10 +9,12 @@
 #include <ctype.h>  /* isdigit */
 #include <limits.h> /* LONG_ INT_ _MIN _MAX */
 #include <assert.h> /* assert */
-#include "min_array.h"
+#include "../src/min_array.h"
+
+struct num { size_t line; int num; };
 
 MIN_ARRAY(char, char)
-MIN_ARRAY(num, int)
+MIN_ARRAY(num, struct num)
 
 /** Concatenates the contents after the file pointer of `fp` to `string`. Zeros
  are preserved, as well as appending a null-terminator. @return Success,
@@ -37,7 +39,7 @@ int main(void) {
 	int success = EXIT_FAILURE;
 	struct char_array str = MIN_ARRAY_IDLE;
 	struct num_array nums = MIN_ARRAY_IDLE;
-	int *num;
+	struct num *num;
 	long big_num;
 	char *a, *anum = 0;
 	size_t i, line = 1 /* Unix: delimited by '\n'. */;
@@ -56,14 +58,16 @@ int main(void) {
 			goto catch; /* Long conversion failed, (not all platforms.) */
 		if(big_num < INT_MIN || big_num > INT_MAX)
 			{ errno = ERANGE; goto catch; }
-		*num = (int)big_num;
+		num->line = line;
+		num->num  = (int)big_num;
 	}
 	fprintf(stderr, "Extracted:\n");
-	for(i = 0; i < nums.size; i++) printf("%d\n", nums.data[i]);
+	for(i = 0; i < nums.size; i++) printf("Line %lu: %d\n",
+		(unsigned long)nums.data[i].line, nums.data[i].num);
 	success = EXIT_SUCCESS;
 	goto finally;
 catch:
-	fprintf(stderr, "Line %lu ", line), perror("stdin");
+	fprintf(stderr, "Line %lu ", (unsigned long)line), perror("stdin");
 finally:
 	char_array_(&str);
 	num_array_(&nums);