1 files changed, 17 insertions, 0 deletions
diff --git a/src/bin/util.c b/src/bin/util.c
new file mode 100644
index 0000000..c8218fd
--- /dev/null
+++ b/src/bin/util.c
@@ -0,0 +1,17 @@
+#include "aplwc_repl.h"
+
+unsigned long
+getenv_ulong(const char *name, unsigned long def)
+{
+	unsigned long ret, parsed;
+	char *env, *p;
+
+	ret = def;
+	env = getenv(name);
+	if((env != NULL) && (strlen(env) > 0)){
+		parsed = strtoul(env, &p, 10);
+		if((*p) == 0)
+			ret = parsed;
+	}
+	return ret;
+}