Name colors (#11573)

It's more descriptive, use #define's so we can use compile-time
concatenations.

Signed-off-by: Eric Curtin <ecurtin@redhat.com>

common/log.cpp

@@ -14,16 +14,6 @@ void common_log_set_verbosity_thold(int verbosity) {
     common_log_verbosity_thold = verbosity;
 }
 
-#define LOG_COL_DEFAULT "\033[0m"
-#define LOG_COL_BOLD    "\033[1m"
-#define LOG_COL_RED     "\033[31m"
-#define LOG_COL_GREEN   "\033[32m"
-#define LOG_COL_YELLOW  "\033[33m"
-#define LOG_COL_BLUE    "\033[34m"
-#define LOG_COL_MAGENTA "\033[35m"
-#define LOG_COL_CYAN    "\033[36m"
-#define LOG_COL_WHITE   "\033[37m"
-
 static int64_t t_us() {
     return std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
 }

common/log.h

@@ -2,6 +2,16 @@
 
 #include "ggml.h" // for ggml_log_level
 
+#define LOG_COL_DEFAULT "\033[0m"
+#define LOG_COL_BOLD    "\033[1m"
+#define LOG_COL_RED     "\033[31m"
+#define LOG_COL_GREEN   "\033[32m"
+#define LOG_COL_YELLOW  "\033[33m"
+#define LOG_COL_BLUE    "\033[34m"
+#define LOG_COL_MAGENTA "\033[35m"
+#define LOG_COL_CYAN    "\033[36m"
+#define LOG_COL_WHITE   "\033[37m"
+
 #ifndef __GNUC__
 #    define LOG_ATTRIBUTE_FORMAT(...)
 #elif defined(__MINGW32__)

examples/run/run.cpp

@@ -24,15 +24,16 @@
 #include <string>
 #include <vector>
 
+#include "chat-template.hpp"
 #include "common.h"
 #include "json.hpp"
 #include "linenoise.cpp/linenoise.h"
 #include "llama-cpp.h"
-#include "chat-template.hpp"
+#include "log.h"
 
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) || defined(_WIN32)
 [[noreturn]] static void sigint_handler(int) {
-    printf("\n\033[0m");
+    printf("\n" LOG_COL_DEFAULT);
     exit(0);  // not ideal, but it's the only way to guarantee exit in all cases
 }
 #endif
@@ -890,7 +891,7 @@ static int check_context_size(const llama_context_ptr & ctx, const llama_batch &
     const int n_ctx      = llama_n_ctx(ctx.get());
     const int n_ctx_used = llama_get_kv_cache_used_cells(ctx.get());
     if (n_ctx_used + batch.n_tokens > n_ctx) {
-        printf("\033[0m\n");
+        printf(LOG_COL_DEFAULT "\n");
         printe("context size exceeded\n");
         return 1;
     }
@@ -953,7 +954,7 @@ static int generate(LlamaData & llama_data, const std::string & prompt, std::str
         batch = llama_batch_get_one(&new_token_id, 1);
     }
 
-    printf("\033[0m");
+    printf(LOG_COL_DEFAULT);
     return 0;
 }
 
@@ -962,7 +963,7 @@ static int read_user_input(std::string & user_input) {
 #ifdef WIN32
     printf(
         "\r%*s"
-        "\r\033[0m%s",
+        "\r" LOG_COL_DEFAULT "%s",
         get_terminal_width(), " ", prompt_prefix);
 
     std::getline(std::cin, user_input);
@@ -999,7 +1000,7 @@ static int generate_response(LlamaData & llama_data, const std::string & prompt,
                              const bool stdout_a_terminal) {
     // Set response color
     if (stdout_a_terminal) {
-        printf("\033[33m");
+        printf(LOG_COL_YELLOW);
     }
 
     if (generate(llama_data, prompt, response)) {
@@ -1008,7 +1009,7 @@ static int generate_response(LlamaData & llama_data, const std::string & prompt,
     }
 
     // End response with color reset and newline
-    printf("\n%s", stdout_a_terminal ? "\033[0m" : "");
+    printf("\n%s", stdout_a_terminal ? LOG_COL_DEFAULT : "");
     return 0;
 }