Changes in uspace/lib/posix/internal/common.h [4cf8ca6:75406dc] in mainline

File:

• uspace/lib/posix/internal/common.h (modified) (1 diff)

uspace/lib/posix/internal/common.h

@@ -43 +43 @@
     __func__, __FILE__, __LINE__), abort())
 
+/* A little helper macro to avoid typing this over and over. */
+#define errnify(func, ...) ({ \
+        int rc = func(__VA_ARGS__); \
+        if (rc < 0) { \
+                errno = -rc; \
+                rc = -1; \
+        } \
+        rc; \
+})
+
 #endif /* LIBPOSIX_COMMON_H_ */