win32: cache GetConsoleMode state for stdout/stderr

GetConsoleMode() can be quite slow and in mpv the mode never changes, so
we can just check it once.

Fixes performance when writing lots of logs to terminal.

2 files changed, 3 insertions, 2 deletions

diff --git a/test/test_utils.c b/test/test_utils.c
index 98597c9847..7e5f2e6ce7 100644
--- a/test/test_utils.c
+++ b/test/test_utils.c
@@ -4,6 +4,7 @@
 #include "options/m_option.h"
 #include "options/path.h"
 #include "osdep/subprocess.h"
+#include "osdep/terminal.h"
 #include "test_utils.h"
 
 #ifdef NDEBUG
@@ -106,7 +107,8 @@ void mp_msg(struct mp_log *log, int lev, const char *format, ...) {};
 int mp_msg_find_level(const char *s) {return 0;};
 int mp_msg_level(struct mp_log *log) {return 0;};
 void mp_msg_set_max_level(struct mp_log *log, int lev) {};
-void mp_write_console_ansi(void) {};
+void mp_write_console_ansi(void *wstream, char *buf) {};
+bool mp_check_console(void *handle) { return false; };
 void mp_set_avdict(AVDictionary **dict, char **kv) {};
 struct mp_log *mp_log_new(void *talloc_ctx, struct mp_log *parent,
                           const char *name) { return NULL; };
diff --git a/test/test_utils.h b/test/test_utils.h
index df8c567ce9..7db358e21a 100644
--- a/test/test_utils.h
+++ b/test/test_utils.h
@@ -52,6 +52,5 @@ void mp_msg(struct mp_log *log, int lev, const char *format, ...)
 int mp_msg_find_level(const char *s);
 int mp_msg_level(struct mp_log *log);
 void mp_msg_set_max_level(struct mp_log *log, int lev);
-void mp_write_console_ansi(void);
 typedef struct AVDictionary AVDictionary;
 void mp_set_avdict(AVDictionary **dict, char **kv);