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Merge "unicode.h: set console mode before using wprintf" into main

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James Zern 2022-07-01 01:03:01 +00:00 committed by Gerrit Code Review
commit 5a2d929cd8
1 changed files with 17 additions and 3 deletions
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20
examples/unicode.h
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@ -16,11 +16,15 @@
#ifndef WEBP_EXAMPLES_UNICODE_H_
#define WEBP_EXAMPLES_UNICODE_H_
#include <stdio.h>
#if defined(_WIN32) && defined(_UNICODE)
// wchar_t is used instead of TCHAR because we only perform additional work when
// Unicode is enabled and because the output of CommandLineToArgvW() is wchar_t.
#include <fcntl.h>
#include <io.h>
#include <wchar.h>
#include <windows.h>
#include <shellapi.h>
@ -55,8 +59,16 @@
#define WFOPEN(ARG, OPT) _wfopen((const W_CHAR*)ARG, TO_W_CHAR(OPT))
#define WPRINTF(STR, ...) wprintf(TO_W_CHAR(STR), __VA_ARGS__)
#define WFPRINTF(STDERR, STR, ...) fwprintf(STDERR, TO_W_CHAR(STR), __VA_ARGS__)
#define WFPRINTF(STREAM, STR, ...) \
do { \
int prev_mode; \
fflush(STREAM); \
prev_mode = _setmode(_fileno(STREAM), _O_U8TEXT); \
fwprintf(STREAM, TO_W_CHAR(STR), __VA_ARGS__); \
fflush(STREAM); \
(void)_setmode(_fileno(STREAM), prev_mode); \
} while (0)
#define WPRINTF(STR, ...) WFPRINTF(stdout, STR, __VA_ARGS__)
#define WSTRLEN(FILENAME) wcslen((const W_CHAR*)FILENAME)
#define WSTRCMP(FILENAME, STR) wcscmp((const W_CHAR*)FILENAME, TO_W_CHAR(STR))
@ -65,6 +77,8 @@
#else
#include <string.h>
// Unicode file paths work as is on Unix platforms, and no extra work is done on
// Windows either if Unicode is disabled.
@ -83,7 +97,7 @@
#define WFOPEN(ARG, OPT) fopen(ARG, OPT)
#define WPRINTF(STR, ...) printf(STR, __VA_ARGS__)
#define WFPRINTF(STDERR, STR, ...) fprintf(STDERR, STR, __VA_ARGS__)
#define WFPRINTF(STREAM, STR, ...) fprintf(STREAM, STR, __VA_ARGS__)
#define WSTRLEN(FILENAME) strlen(FILENAME)
#define WSTRCMP(FILENAME, STR) strcmp(FILENAME, STR)