initial

1 files changed, 26 insertions, 0 deletions

diff --git a/src/commands/yes.c b/src/commands/yes.c
new file mode 100644
index 0000000..c954810
--- /dev/null
+++ b/src/commands/yes.c
@@ -0,0 +1,26 @@
+#include "../command.h"
+
+static void help() {
+    printf("Usage: yes [STRING]\n\n");
+    printf("Repeatedly output a line with all specified STRING(s), or 'y'.\n");
+    exit(EXIT_SUCCESS);
+}
+
+COMMAND(yes) {
+    const char* repeat;
+    if (argc == 0) {
+        repeat = "y";
+    } else {
+        if (streql("--help", argv[0])) {
+            help();
+        }
+        repeat = argv[0];
+        for (int i = 1; i < argc; i++) {
+            *(argv[i]-1) = ' ';
+        }
+    }
+
+    while (true) {
+        printf("%s\n", repeat);
+    }
+}