From e9d5a231292e7124e19369e4af6597b948c4f24d Mon Sep 17 00:00:00 2001
From: Martin Lund <martin.lund@keep-it-simple.com>
Date: Fri, 11 Mar 2022 13:33:35 +0100
Subject: [PATCH] Move string_to_long() to misc.c

---
 src/misc.c    | 17 +++++++++++++++++
 src/misc.h    |  1 +
 src/options.c | 17 +----------------
 src/options.h |  1 -
 4 files changed, 19 insertions(+), 17 deletions(-)

diff --git a/src/misc.c b/src/misc.c
index 1a40a0c..d865787 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -25,6 +25,7 @@
 #include <string.h>
 #include <time.h>
 #include <sys/time.h>
+#include <errno.h>
 #include "error.h"
 #include "print.h"
 #include "options.h"
@@ -91,3 +92,19 @@ void delay(long ms)
 
     nanosleep(&ts, NULL);
 }
+
+long string_to_long(char *string)
+{
+    long result;
+    char *end_token;
+
+    errno = 0;
+    result = strtol(string, &end_token, 10);
+    if ((errno != 0) || (*end_token != 0))
+    {
+        printf("Error: Invalid digit\n");
+        exit(EXIT_FAILURE);
+    }
+
+    return result;
+}
diff --git a/src/misc.h b/src/misc.h
index 9c7c013..a89ee7c 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -24,3 +24,4 @@
 
 char * current_time(void);
 void delay(long ms);
+long string_to_long(char *string);
diff --git a/src/options.c b/src/options.c
index b881e2d..fad7504 100644
--- a/src/options.c
+++ b/src/options.c
@@ -32,6 +32,7 @@
 #include <limits.h>
 #include "options.h"
 #include "error.h"
+#include "misc.h"
 
 /* Default options */
 struct option_t option =
@@ -80,22 +81,6 @@ void print_help(char *argv[])
     printf("\n");
 }
 
-long string_to_long(char *string)
-{
-    long result;
-    char *end_token;
-
-    errno = 0;
-    result = strtol(string, &end_token, 10);
-    if ((errno != 0) || (*end_token != 0))
-    {
-        printf("Error: Invalid digit\n");
-        exit(EXIT_FAILURE);
-    }
-
-    return result;
-}
-
 void parse_options(int argc, char *argv[])
 {
     int c;
diff --git a/src/options.h b/src/options.h
index bf8fbd0..b03e9f0 100644
--- a/src/options.h
+++ b/src/options.h
@@ -56,5 +56,4 @@ struct option_t
 
 extern struct option_t option;
 
-long string_to_long(char *string);
 void parse_options(int argc, char *argv[]);