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heed NO_COLOR environment variable

This commit is contained in:
moneromooo-monero 2023-01-01 10:24:12 +00:00 committed by wowario
parent d0bacf4f77
commit 399593a320
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GPG Key ID: 24DCBE762DE9C111
2 changed files with 18 additions and 0 deletions
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13
contrib/epee/src/mlog.cpp
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@ -338,11 +338,21 @@ bool is_stdout_a_tty()
return is_a_tty.load(std::memory_order_relaxed); return is_a_tty.load(std::memory_order_relaxed);
} }
static bool is_nocolor()
{
static const char *no_color_var = getenv("NO_COLOR");
static const bool no_color = no_color_var && *no_color_var; // apparently, NO_COLOR=0 means no color too (as per no-color.org)
return no_color;
}
void set_console_color(int color, bool bright) void set_console_color(int color, bool bright)
{ {
if (!is_stdout_a_tty()) if (!is_stdout_a_tty())
return; return;
if (is_nocolor())
return;
switch(color) switch(color)
{ {
case console_color_default: case console_color_default:
@ -461,6 +471,9 @@ void reset_console_color() {
if (!is_stdout_a_tty()) if (!is_stdout_a_tty())
return; return;
if (is_nocolor())
return;
#ifdef WIN32 #ifdef WIN32
HANDLE h_stdout = GetStdHandle(STD_OUTPUT_HANDLE); HANDLE h_stdout = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleTextAttribute(h_stdout, FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE); SetConsoleTextAttribute(h_stdout, FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE);

5
external/easylogging++/easylogging++.cc vendored
View File

@ -149,6 +149,11 @@ static el::Color colorFromLevel(el::Level level)
static void setConsoleColor(el::Color color, bool bright) static void setConsoleColor(el::Color color, bool bright)
{ {
static const char *no_color_var = getenv("NO_COLOR");
static const bool no_color = no_color_var && *no_color_var; // apparently, NO_COLOR=0 means no color too (as per no-color.org)
if (no_color)
return;
#if ELPP_OS_WINDOWS #if ELPP_OS_WINDOWS
HANDLE h_stdout = GetStdHandle(STD_OUTPUT_HANDLE); HANDLE h_stdout = GetStdHandle(STD_OUTPUT_HANDLE);
switch (color) switch (color)