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Activate ANSI processing on older terminals on Windows

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Thomas Jensen 2024-09-28 20:55:55 +02:00
parent 00fdedd302
commit 35c4bb351e
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GPG Key ID: A4ACEE270D0FB7DB
1 changed files with 26 additions and 2 deletions
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28
src/boxes.c
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@ -469,6 +469,31 @@ static void activateSystemEncoding()
/**
* On some (presumably older) Windows (like Windows 10), we must enable ANSI code support in the terminal.
*/
void enable_ansi_mode() {
#if defined(_WIN32) || defined(__MINGW32__)
HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
if (hOut == INVALID_HANDLE_VALUE) {
return;
}
DWORD dwMode = 0;
if (!GetConsoleMode(hOut, &dwMode)) {
return;
}
#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING
#define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004
#endif
dwMode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING | ENABLE_PROCESSED_OUTPUT;
SetConsoleMode(hOut, dwMode);
#endif
}
/* _\|/_
(o o)
+----oOO-{_}-OOo------------------------------------------------------------+
@ -481,8 +506,6 @@ int main(int argc, char *argv[])
int saved_designwidth; /* opt.design->minwith backup, used for mending */
int saved_designheight; /* opt.design->minheight backup, used for mending */
log_debug(__FILE__, MAIN, "BOXES STARTING ...\n"); /* TODO This line will never execute, because debug not on yet */
/* Temporarily set the system encoding, for proper output of --help text etc. */
activateSystemEncoding();
encoding = locale_charset();
@ -494,6 +517,7 @@ int main(int argc, char *argv[])
log_debug(__FILE__, MAIN, "Character Encoding = %s\n", encoding);
color_output_enabled = check_color_support(opt.color);
enable_ansi_mode();
handle_config_parsing();