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Enable ANSI colors on Windows 10+ #311

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Merged
merged 3 commits into from
Mar 21, 2023
Merged

Enable ANSI colors on Windows 10+ #311

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0fed2ab
Enable ANSI colors on Windows 10+
anzz1 Mar 19, 2023
b37e095
Do not call SetConsoleMode if the mode is already set
anzz1 Mar 20, 2023
ab23ccd
Update main.cpp
ggerganov Mar 21, 2023
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14 changes: 14 additions & 0 deletions main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,13 @@
#include <signal.h>
#endif

#if defined (_WIN32)
#pragma comment(lib,"kernel32.lib")
extern "C" __declspec(dllimport) void* __stdcall GetStdHandle(unsigned long nStdHandle);
extern "C" __declspec(dllimport) int __stdcall GetConsoleMode(void* hConsoleHandle, unsigned long* lpMode);
extern "C" __declspec(dllimport) int __stdcall SetConsoleMode(void* hConsoleHandle, unsigned long dwMode);
#endif

#define ANSI_COLOR_RED "\x1b[31m"
#define ANSI_COLOR_GREEN "\x1b[32m"
#define ANSI_COLOR_YELLOW "\x1b[33m"
Expand Down Expand Up @@ -933,6 +940,13 @@ int main(int argc, char ** argv) {

// set the color for the prompt which will be output initially
if (params.use_color) {
#if defined (_WIN32)
// Enable ANSI colors on Windows 10+
unsigned long dwMode = 0;
void* hConOut = GetStdHandle((unsigned long)-11); // STD_OUTPUT_HANDLE (-11)
if (hConOut && hConOut != (void*)-1 && GetConsoleMode(hConOut, &dwMode) && !(dwMode & 0x4))
SetConsoleMode(hConOut, dwMode | 0x4); // ENABLE_VIRTUAL_TERMINAL_PROCESSING (0x4)
#endif
printf(ANSI_COLOR_YELLOW);
}

Expand Down