From 4272a5299a6d7db5bcb5e894c88f3c1fded234eb Mon Sep 17 00:00:00 2001
From: William Hubbs <w.d.hubbs@gmail.com>
Date: Mon, 5 Jul 2021 19:32:37 -0500
Subject: [PATCH] add dupeString wrapper function

This function calls strdup and exits on failure.
---
 src/stringhandling.c | 11 +++++++++++
 src/stringhandling.h |  1 +
 2 files changed, 12 insertions(+)

diff --git a/src/stringhandling.c b/src/stringhandling.c
index 86ed965..096b870 100644
--- a/src/stringhandling.c
+++ b/src/stringhandling.c
@@ -62,6 +62,17 @@ void *reallocMem(void *p, size_t n)
 	return s;
 }
 
+char *dupeString(char *s)
+{
+	char *c;
+
+	if (!(c = strdup(s))) {
+		fprintf(stderr, "Out of memory!\n");
+		exit(1);
+	}
+	return c;
+}
+
 char *initString(int *l)
 {
 	*l = 0;
diff --git a/src/stringhandling.h b/src/stringhandling.h
index d138933..7f104ef 100644
--- a/src/stringhandling.h
+++ b/src/stringhandling.h
@@ -26,6 +26,7 @@ extern char *EMPTYSTRING;
 
 void *allocMem(size_t n);
 void *reallocMem(void *p, size_t n);
+char *dupeString(char *s);
 char *initString(int *l);
 void stringAndString(char **s, int *l, const char *t);
 void stringAndBytes(char **s, int *l, const char *t, int cnt);