Changeset c7c6afd in mainline for common/include/printf_core.h

Timestamp:

2025-04-13T23:27:44Z (4 weeks ago)

Author:

GitHub <noreply@…>

Children:

b6061f8c

Parents:

240b2e4 (diff), f5e1692 (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.

git-author:

Wayne Thornton <wmthornton-dev@…> (2025-04-13 23:27:44)

git-committer:

GitHub <noreply@…> (2025-04-13 23:27:44)

Message:

Merge branch 'HelenOS:master' into master

File:

• common/include/printf_core.h (modified) (1 diff)

common/include/printf_core.h

@@ -36 +36 @@
 #define _LIBC_PRINTF_CORE_H_
 
+#include <errno.h>
+#include <stdarg.h>
 #include <stddef.h>
-#include <stdarg.h>
 #include <uchar.h>
 
 /** Structure for specifying output methods for different printf clones. */
 typedef struct {
-        /* String output function, returns number of printed characters or EOF */
-        int (*str_write)(const char *, size_t, void *);
-
-        /* Wide string output function, returns number of printed characters or EOF */
-        int (*wstr_write)(const char32_t *, size_t, void *);
+        /*
+         * String output function, returns EOK on success.
+         * Only returns an error when an irrecoverable failure occurs and
+         * the string cannot be fully output.
+         */
+        errno_t (*write)(const char *, size_t, void *);
 
         /* User data - output stream specification, state, locks, etc. */