[PATCH v8 01/25] efi: Make unicode printf available to the app

[Simon Glass]

This is needed to show unicode strings. Enable this code in the app.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v8:
- Add new patch to make unicode printf available to the app

 lib/Kconfig    | 2 +-
 lib/vsprintf.c | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/lib/Kconfig b/lib/Kconfig
index 807a4c6ade0..ae2b9b60966 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -42,7 +42,7 @@ config CC_OPTIMIZE_LIBS_FOR_SPEED
 
 config CHARSET
 	bool
-	default y if UT_UNICODE || EFI_LOADER || UFS
+	default y if UT_UNICODE || EFI_LOADER || UFS || EFI_APP
 	help
 	  Enables support for various conversions between different
 	  character sets, such as between unicode representations and
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index e634bd70b66..de9f236b908 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -276,9 +276,8 @@ static char *string(char *buf, char *end, char *s, int field_width,
 }
 
 /* U-Boot uses UTF-16 strings in the EFI context only. */
-#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
-static char *string16(char *buf, char *end, u16 *s, int field_width,
-		int precision, int flags)
+static __maybe_unused char *string16(char *buf, char *end, u16 *s,
+				     int field_width, int precision, int flags)
 {
 	const u16 *str = s ? s : L"<NULL>";
 	ssize_t i, len = utf16_strnlen(str, precision);
@@ -317,7 +316,6 @@ static char *device_path_string(char *buf, char *end, void *dp, int field_width,
 	return buf;
 }
 #endif
-#endif
 
 static char *mac_address_string(char *buf, char *end, u8 *addr, int field_width,
 				int precision, int flags)
@@ -616,7 +614,8 @@ repeat:
 
 		case 's':
 /* U-Boot uses UTF-16 strings in the EFI context only. */
-#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
+#if (CONFIG_IS_ENABLED(EFI_LOADER) || CONFIG_IS_ENABLED(EFI_APP)) && \
+	!defined(API_BUILD)
 			if (qualifier == 'l') {
 				str = string16(str, end, va_arg(args, u16 *),
 					       field_width, precision, flags);
-- 
2.34.1.448.ga2b2bfdf31-goog