feat: pretty colors!

src/msh.c

@@ -9,6 +9,7 @@
 #include <errno.h>
 #include <termios.h>
 
+#include "ansi.h"
 
 #define ESC \x1B
 
@@ -36,18 +37,6 @@ void pretty_path_home(char** path) {
 }
 
 
-#define ANSI_UNKNOWN             -1
-#define ANSI_CURSOR_LEFT         0
-#define ANSI_CURSOR_RIGHT        1
-#define ANSI_CURSOR_UP           2
-#define ANSI_CURSOR_DOWN         3
-#define ANSI_DELETE_WORD         4
-#define ANSI_CURSOR_LEFT_WORD    5
-#define ANSI_CURSOR_RIGHT_WORD   6
-#define ANSI_CURSOR_UP_WORD      7
-#define ANSI_CURSOR_DOWN_WORD    8
-
-
 int read_ansi() {
     switch (getchar()) {
         case '[':
@@ -133,6 +122,16 @@ size_t strnocspn(char* str, size_t n, size_t o, char* reject) {
 }
 
 
+char* status_string(int status) {
+    switch (status) {
+        case 0:
+            return "";
+    }
+
+    return "❗";
+}
+
+
 int main(int argc, char** argv) {
     int retval = 0;
     char*   tokens[LINESIZE] = {};
@@ -190,10 +189,27 @@ int main(int argc, char** argv) {
 
         pretty_path_home(&pwd_disp);
 
-        if (laststatus != 0) {
-            fprintf(stdout, "❌");
-        }
-        snprintf(prompt, LINESIZE, "%s@%s %s$ ", user, host, pwd_disp);
+
+        snprintf(
+            prompt,
+            LINESIZE,
+
+            ANSI_BG_BLUE ANSI_FG_BLACK
+            "%s"                                  // status
+            " %s"                                 // user
+            "@"
+            ANSI_FG_BLACK
+            "%s "                                 // host
+            ANSI_COLOR_RESET ANSI_FG_BLUE
+            " "
+            ANSI_FG_BLUE
+            "%s"                                  // directory
+            ANSI_COLOR_RESET
+            "$ "
+            ANSI_COLOR_RESET,
+
+            status_string(laststatus), user, host, pwd_disp
+        );
         printf("%s", prompt);