Changeset 132ab5d1 in mainline for uspace/lib/posix/source/internal/common.h

Timestamp:

2018-01-30T03:20:45Z (8 years ago)

Author:

Jenda <jenda.jzqk73@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5a6cc679

Parents:

8bfb163 (diff), 6a5d05b (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge commit '6a5d05bd2551e64111bea4f9332dd7448c26ce84' into forwardport

Separate return value from error code in gen_irq_code*().

File:

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

uspace/lib/posix/source/internal/common.h

@@ -50 +50 @@
         } while (0)
 
-/* Convert negative errno to positive errno */
-#define negerrno(func, ...) ({ \
-        int rc = func(__VA_ARGS__); \
-        if (rc < 0) { \
-                errno = -errno; \
-        } \
-        rc; \
-})
-
-/* Convert error code to positive errno and -1 return value */
-#define rcerrno(func, ...) ({ \
-        int rc = func(__VA_ARGS__); \
-        if (rc < 0) \
-                errno = -rc; \
-        rc; \
-})
+/* Checks if the value is a failing error code.
+ * If so, writes the error code to errno and returns true.
+ */
+static inline bool failed(int rc) {
+        if (rc != EOK) {
+                errno = rc;
+                return true;
+        }
+        return false;
+}
 
 extern aoff64_t posix_pos[MAX_OPEN_FILES];