First commit of sps(1)

1 files changed, 27 insertions, 0 deletions

diff --git a/loop.c b/loop.c
new file mode 100644
index 0000000..107b4b2
--- /dev/null
+++ b/loop.c
@@ -0,0 +1,27 @@
+#include "sps.h"
+
+/* Loop through reading commands until we see an EOF (^D) */
+void loop() {
+    char *line;
+
+    /* Loop until we break */
+    while (1) {
+
+        /* Read a line from the user */
+        line = readline(PROMPT);
+
+        /* If the line is valid, try to run it as a command */
+        if (line != NULL) {
+            cmd(line);
+        }
+
+        /* If the line is EOF (^D), break out of the loop */
+        else {
+            fputs("\n", stdout);
+            break;
+        }
+    }
+
+    return;
+}
+