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Factor out shared --color-parsing code

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Rangi42
2025-08-12 15:53:57 -04:00
parent 7b405513d9
commit 1bf1219e07
6 changed files with 38 additions and 35 deletions
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35
src/style.cpp
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@@ -8,7 +8,7 @@
#include <stdlib.h> // getenv
#include <string.h>
#include "platform.hpp" // isatty
#include "platform.hpp" // isatty, strcasecmp
#if !STYLE_ANSI
// clang-format off: maintain `include` order
@@ -36,7 +36,7 @@ static HANDLE getHandle(FILE *file) {
}
#endif // !STYLE_ANSI
static Tribool forceStyle = []() {
static Tribool const envStyle = []() {
if (char const *forceColor = getenv("FORCE_COLOR");
forceColor && strcmp(forceColor, "") && strcmp(forceColor, "0")) {
return TRI_YES;
@@ -48,6 +48,8 @@ static Tribool forceStyle = []() {
return TRI_MAYBE;
}();
static Tribool argStyle = TRI_MAYBE;
static bool isTerminal(FILE *file) {
static bool isOutTerminal = isatty(STDOUT_FILENO);
static bool isErrTerminal = isatty(STDERR_FILENO);
@@ -56,11 +58,34 @@ static bool isTerminal(FILE *file) {
}
static bool allowStyle(FILE *file) {
return forceStyle == TRI_YES || (forceStyle == TRI_MAYBE && isTerminal(file));
if (argStyle == TRI_YES) {
return true;
} else if (argStyle == TRI_NO) {
return false;
}
if (envStyle == TRI_YES) {
return true;
} else if (envStyle == TRI_NO) {
return false;
}
return isTerminal(file);
}
void style_Enable(bool enable) {
forceStyle = enable ? TRI_YES : TRI_NO;
bool style_Parse(char const *arg) {
if (!strcasecmp(arg, "always")) {
argStyle = TRI_YES;
return true;
} else if (!strcasecmp(arg, "never")) {
argStyle = TRI_NO;
return true;
} else if (!strcasecmp(arg, "auto")) {
argStyle = TRI_MAYBE;
return true;
} else {
return false;
}
}
void style_Set(FILE *file, StyleColor color, bool bold) {