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src/kernel/cli_apps_old/cowsay.h

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+/*
+ * Brew Kernel Cowsay Utility
+ * Copyright (C) 2024-2026 boreddevnl
+ * 
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+//
+// Implementation of cowsay from GNU/LINUX for Brew Kernel.
+// Props to Tony Monroe for the original concept.
+// One of these days we WONT port it to Windows. :3
+//
+#ifndef APPS_COWSAY_H
+#define APPS_COWSAY_H
+
+#include "print.h"
+
+// Function to calculate string length since we don't have string.h
+static int brew_strlen(const char* str) {
+    int len = 0;
+    while (str[len]) len++;
+    return len;
+}
+
+// String comparison for parsing command
+static int strncmp_kernel(const char* s1, const char* s2, int n) {
+    while (n-- > 0) {
+        if (*s1 != *s2) {
+            return (*s1 - *s2);
+        }
+        if (*s1 == '\0') {
+            return 0;
+        }
+        s1++;
+        s2++;
+    }
+    return 0;
+}
+
+// Function to find where the command arguments start
+static const char* find_args(const char* cmd) {
+    while (*cmd && *cmd != ' ') cmd++;
+    while (*cmd == ' ') cmd++;
+    return cmd;
+}
+
+// Function to draw the top border of the speech bubble
+static void draw_top_border(int width) {
+    brew_str(" ");
+    for (int i = 0; i < width + 2; i++) {
+        brew_str("_");
+    }
+    brew_str("\n");
+}
+
+// Function to draw the bottom border of the speech bubble
+static void draw_bottom_border(int width) {
+    brew_str(" ");
+    for (int i = 0; i < width + 2; i++) {
+        brew_str("-");
+    }
+    brew_str("\n");
+}
+
+// Main cowsay function
+static void cowsay(const char* message) {
+    int len = brew_strlen(message);
+    
+    // Draw speech bubble
+    brew_str("\n");  // Start with a newline for better spacing
+    draw_top_border(len);
+    brew_str("< ");
+    brew_str(message);
+    brew_str(" >\n");
+    draw_bottom_border(len);
+
+    // Draw the cow
+    brew_str("        \\   ^__^\n");
+    brew_str("         \\  (oo)\\_______\n");
+    brew_str("            (__)\\       )\\/\\\n");
+    brew_str("                ||----w |\n");
+    brew_str("                ||     ||\n\n");
+}
+
+// Entry point for the cowsay command
+static void display_cowsay(const char* command) {
+    const char* message;
+    if (!command || brew_strlen(command) == 0) {
+        message = "Brew!";
+    } else {
+        message = find_args(command);
+        if (brew_strlen(message) == 0) {
+            message = "Brew!";
+        }
+    }
+    cowsay(message);
+}
+#endif // APPS_COWSAY_H