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-rw-r--r--Source/CursesDialog/cmCursesColor.cxx59
-rw-r--r--Source/CursesDialog/cmCursesColor.h3
2 files changed, 57 insertions, 5 deletions
diff --git a/Source/CursesDialog/cmCursesColor.cxx b/Source/CursesDialog/cmCursesColor.cxx
index 371eaa1..c0b468b 100644
--- a/Source/CursesDialog/cmCursesColor.cxx
+++ b/Source/CursesDialog/cmCursesColor.cxx
@@ -2,6 +2,12 @@
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmCursesColor.h"
+#include <cctype>
+#include <cstdlib>
+#include <cstring>
+#include <unordered_map>
+#include <utility>
+
#include "cmCursesStandardIncludes.h"
bool cmCursesColor::HasColors()
@@ -19,11 +25,54 @@ void cmCursesColor::InitColors()
if (HasColors()) {
start_color();
use_default_colors();
- init_pair(cmCursesColor::BoolOff, COLOR_RED, -1);
- init_pair(cmCursesColor::BoolOn, COLOR_GREEN, -1);
- init_pair(cmCursesColor::String, COLOR_BLUE, -1);
- init_pair(cmCursesColor::Path, COLOR_YELLOW, -1);
- init_pair(cmCursesColor::Choice, COLOR_MAGENTA, -1);
+ init_pair(BoolOff, GetColor('N', COLOR_RED), -1);
+ init_pair(BoolOn, GetColor('Y', COLOR_GREEN), -1);
+ init_pair(String, GetColor('S', COLOR_CYAN), -1);
+ init_pair(Path, GetColor('P', COLOR_YELLOW), -1);
+ init_pair(Choice, GetColor('C', COLOR_MAGENTA), -1);
}
#endif
}
+
+short cmCursesColor::GetColor(char id, short fallback)
+{
+ static bool initialized = false;
+ static std::unordered_map<char, short> env;
+
+ if (!initialized) {
+ if (auto* v = getenv("CCMAKE_COLORS")) {
+ while (v[0] && v[1] && v[1] == '=') {
+ auto const n = std::toupper(*v);
+
+ char buffer[12];
+ memset(buffer, 0, sizeof(buffer));
+
+ if (auto* const e = strchr(v, ':')) {
+ if (static_cast<size_t>(e - v) > sizeof(buffer)) {
+ break;
+ }
+
+ strncpy(buffer, v + 2, static_cast<size_t>(e - v - 2));
+ v = e + 1;
+ } else {
+ auto const l = strlen(v);
+ if (l > sizeof(buffer)) {
+ break;
+ }
+
+ strncpy(buffer, v + 2, l - 2);
+ v += l;
+ }
+
+ auto const c = atoi(buffer);
+ if (c && c < COLORS) {
+ env.emplace(n, static_cast<short>(c));
+ }
+ }
+ }
+ initialized = true;
+ }
+
+ auto const iter = env.find(id);
+ return (iter == env.end() ? fallback : iter->second);
+}
diff --git a/Source/CursesDialog/cmCursesColor.h b/Source/CursesDialog/cmCursesColor.h
index 94d0a11..f83265f 100644
--- a/Source/CursesDialog/cmCursesColor.h
+++ b/Source/CursesDialog/cmCursesColor.h
@@ -19,6 +19,9 @@ public:
static bool HasColors();
static void InitColors();
+
+protected:
+ static short GetColor(char id, short fallback);
};
#endif // cmCursesColor_h