Merge pull request #37 from takluyver/description-errno

Note that the description for system errors may be used by h5py
HDFGroup · Oct 15, 2020 · e6cda48 · e6cda48
2 parents 220f897 + bb2ed71
commit e6cda48
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/H5Eprivate.h b/src/H5Eprivate.h
@@ -114,12 +114,18 @@ typedef struct H5E_t H5E_t;
 #define HSYS_DONE_ERROR(majorcode, minorcode, retcode, str)                                                  \
     {                                                                                                        \
         int myerrno = errno;                                                                                 \
+        /* Other projects may rely on the description format to get the errno and any changes should be      \
+         * considered as an API change                                                                       \
+         */                                                                                                  \
         HDONE_ERROR(majorcode, minorcode, retcode, "%s, errno = %d, error message = '%s'", str, myerrno,     \
                     HDstrerror(myerrno));                                                                    \
     }
 #define HSYS_GOTO_ERROR(majorcode, minorcode, retcode, str)                                                  \
     {                                                                                                        \
         int myerrno = errno;                                                                                 \
+        /* Other projects may rely on the description format to get the errno and any changes should be      \
+         * considered as an API change                                                                       \
+         */                                                                                                  \
         HGOTO_ERROR(majorcode, minorcode, retcode, "%s, errno = %d, error message = '%s'", str, myerrno,     \
                     HDstrerror(myerrno));                                                                    \
     }