Almost finished stdio.h

libc/stdio/line.c

@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <stddef.h>
+
+char* fgets(char* str, int n, FILE* stream) {
+    if (!str || !stream || n <= 1) { return NULL; }
+
+    char* dest = str;
+    int ch;
+
+    while (--n > 0 && (ch = getc(stream)) != EOF) {
+        *dest++ = ch;
+        if (ch == '\n') break;  // Stop at newline
+    }
+
+    *dest = '\0';   // Null terminate
+
+    return (dest == str) ? NULL : str;
+}
+
+int fputs(const char* str, FILE* stream) {
+    if (!str || !stream) { return EOF; }
+
+    while (*str) {
+        if (putc(*str++, stream) == EOF) { return EOF; }
+    }
+
+    return 0;
+}
+
+inline char* gets(char* str, int n) { return fgets(str, n, stdin); }
+inline int puts(const char* str) { return fputs(str, stdout); }
+