src/util.h: Add EXIT_USAGE

2 files changed, 6 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
index e7a3823..e295cb6 100644
--- a/src/util.c
+++ b/src/util.c
@@ -13,6 +13,9 @@
 const size_t
 NULL_TERMINATOR = sizeof((char)'\0');
 
+const int
+EXIT_USAGE = 2;
+
 int
 slurp(const char *const filename, char **out) {
 	int rc = -1;
diff --git a/src/util.h b/src/util.h
index ca6ba3f..f1bace9 100644
--- a/src/util.h
+++ b/src/util.h
@@ -1,6 +1,9 @@
 extern const size_t
 NULL_TERMINATOR;
 
+extern const int
+EXIT_USAGE;
+
 int
 slurp(const char *const filename, char **out);