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terminal-util: get_color_mode checks COLORTERM

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This commit is contained in:
Sonali Srivastava
2022-04-21 00:58:02 +05:30
committed by Zbigniew Jędrzejewski-Szmek
parent 51cef2b56f
commit a5efbf468c
2 changed files with 12 additions and 4 deletions
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5
src/basic/terminal-util.c
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@ -1278,6 +1278,11 @@ ColorMode get_color_mode(void) {
/* We only check for the presence of the variable; value is ignored. */ /* We only check for the presence of the variable; value is ignored. */
cached_color_mode = COLOR_OFF; cached_color_mode = COLOR_OFF;
else if (STRPTR_IN_SET(getenv("COLORTERM"),
"truecolor",
"24bit"))
cached_color_mode = COLOR_24BIT;
else if (getpid_cached() == 1) else if (getpid_cached() == 1)
/* PID1 outputs to the console without holding it open all the time. /* PID1 outputs to the console without holding it open all the time.
* *

11
src/basic/terminal-util.h
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@ -100,16 +100,19 @@ typedef enum AcquireTerminalFlags {
/* Limits the use of ANSI colors to a subset. */ /* Limits the use of ANSI colors to a subset. */
typedef enum ColorMode { typedef enum ColorMode {
/* No colors, monochrome output. */ /* No colors, monochrome output. */
COLOR_OFF = 0, COLOR_OFF,
/* All colors, no restrictions. */ /* All colors, no restrictions. */
COLOR_ON = 1, COLOR_ON,
/* Only the base 16 colors. */ /* Only the base 16 colors. */
COLOR_16 = 16, COLOR_16,
/* Only 256 colors. */ /* Only 256 colors. */
COLOR_256 = 256, COLOR_256,
/* For truecolor or 24bit color support.*/
COLOR_24BIT,
_COLOR_INVALID = -EINVAL, _COLOR_INVALID = -EINVAL,
} ColorMode; } ColorMode;