Changeset ed88c8e in mainline for uspace/lib/c/generic/io/io.c

Timestamp:

2018-05-29T13:25:07Z (6 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

fc0b2a8

Parents:

a57fa32

git-author:

Jiri Svoboda <jiri@…> (2018-05-28 17:24:17)

git-committer:

Jiri Svoboda <jiri@…> (2018-05-29 13:25:07)

Message:

fputc, putchar vs. fputwc, putwchar.

File:

• uspace/lib/c/generic/io/io.c (modified) (2 diffs)

uspace/lib/c/generic/io/io.c

@@ -46 +46 @@
 #include <ipc/loc.h>
 #include <adt/list.h>
+#include <wchar.h>
 #include "../private/io.h"
 #include "../private/stdio.h"
@@ -702 +703 @@
 }
 
-int fputc(wchar_t c, FILE *stream)
+wint_t fputwc(wchar_t wc, FILE *stream)
 {
         char buf[STR_BOUNDS(1)];
         size_t sz = 0;
 
-        if (chr_encode(c, buf, &sz, STR_BOUNDS(1)) == EOK) {
-                size_t wr = fwrite(buf, 1, sz, stream);
-
-                if (wr < sz)
-                        return EOF;
-
-                return (int) c;
-        }
-
-        return EOF;
-}
-
-int putchar(wchar_t c)
+        if (chr_encode(wc, buf, &sz, STR_BOUNDS(1)) != EOK) {
+                errno = EILSEQ;
+                return WEOF;
+        }
+
+        size_t wr = fwrite(buf, 1, sz, stream);
+        if (wr < sz)
+                return WEOF;
+
+        return wc;
+}
+
+wint_t putwchar(wchar_t wc)
+{
+        return fputwc(wc, stdout);
+}
+
+int fputc(int c, FILE *stream)
+{
+        unsigned char b;
+        size_t wr;
+
+        b = (unsigned char) c;
+        wr = fwrite(&b, sizeof(b), 1, stream);
+        if (wr < 1)
+                return EOF;
+
+        return b;
+}
+
+int putchar(int c)
 {
         return fputc(c, stdout);