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-rw-r--r--utils/lib/color-names.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/utils/lib/color-names.c b/utils/lib/color-names.c
new file mode 100644
index 0000000..9b1505e
--- /dev/null
+++ b/utils/lib/color-names.c
@@ -0,0 +1,64 @@
+/*
+ * No copyright is claimed. This code is in the public domain; do with
+ * it what you wish.
+ *
+ * Written by Karel Zak <kzak@redhat.com>
+ */
+#include "c.h"
+#include "color-names.h"
+
+struct ul_color_name {
+ const char *name;
+ const char *seq;
+};
+
+/*
+ * qsort/bsearch buddy
+ */
+static int cmp_color_name(const void *a0, const void *b0)
+{
+ const struct ul_color_name
+ *a = (const struct ul_color_name *) a0,
+ *b = (const struct ul_color_name *) b0;
+ return strcmp(a->name, b->name);
+}
+
+/*
+ * Maintains human readable color names
+ */
+const char *color_sequence_from_colorname(const char *str)
+{
+ static const struct ul_color_name basic_schemes[] = {
+ { "black", UL_COLOR_BLACK },
+ { "blink", UL_COLOR_BLINK },
+ { "blue", UL_COLOR_BLUE },
+ { "bold", UL_COLOR_BOLD },
+ { "brown", UL_COLOR_BROWN },
+ { "cyan", UL_COLOR_CYAN },
+ { "darkgray", UL_COLOR_DARK_GRAY },
+ { "gray", UL_COLOR_GRAY },
+ { "green", UL_COLOR_GREEN },
+ { "halfbright", UL_COLOR_HALFBRIGHT },
+ { "lightblue", UL_COLOR_BOLD_BLUE },
+ { "lightcyan", UL_COLOR_BOLD_CYAN },
+ { "lightgray,", UL_COLOR_GRAY },
+ { "lightgreen", UL_COLOR_BOLD_GREEN },
+ { "lightmagenta", UL_COLOR_BOLD_MAGENTA },
+ { "lightred", UL_COLOR_BOLD_RED },
+ { "magenta", UL_COLOR_MAGENTA },
+ { "red", UL_COLOR_RED },
+ { "reset", UL_COLOR_RESET, },
+ { "reverse", UL_COLOR_REVERSE },
+ { "yellow", UL_COLOR_BOLD_YELLOW },
+ { "white", UL_COLOR_WHITE }
+ };
+ struct ul_color_name key = { .name = str }, *res;
+
+ if (!str)
+ return NULL;
+
+ res = bsearch(&key, basic_schemes, ARRAY_SIZE(basic_schemes),
+ sizeof(struct ul_color_name),
+ cmp_color_name);
+ return res ? res->seq : NULL;
+}