hackers_parse.c: make ASSERT more verbose

1 files changed, 11 insertions, 1 deletions

diff --git a/nslcd/hackers_parse.c b/nslcd/hackers_parse.c
index bdcb6a5..7d63995 100644
--- a/nslcd/hackers_parse.c
+++ b/nslcd/hackers_parse.c
@@ -21,6 +21,9 @@
 #include <stdio.h>
 #include <yaml.h>
 
+#include <error.h>
+#include <errno.h>
+
 /* These three are just for name2gid, which is surprisingly
  * complicated. */
 #include <errno.h>
@@ -33,7 +36,14 @@
 
 #define DEFAULT_PASSWORD "!"
 
-#define ASSERT(expr) if (!(expr)) goto error
+#define ASSERT(expr)                                                 \
+	do {                                                         \
+		errno = 0;                                           \
+		if (!(expr)) {                                       \
+			error(0, errno, "ASSERT(%s) failed", #expr); \
+			goto error;                                  \
+		}                                                    \
+	} while(0)
 
 /* Get a string value from a YAML scalar node */
 #define STR_VALUE(node)                                   \