Add project skeletonHEADmaster

1 files changed, 59 insertions, 0 deletions

diff --git a/stmt.c b/stmt.c
new file mode 100644
index 0000000..97cbe70
--- /dev/null
+++ b/stmt.c
@@ -0,0 +1,59 @@
+#include "stmt.h"
+#include "call.h"
+#include "fn.h"
+#include "parse.h"
+#include "prv.h"
+#include "display.h"
+#include "exit.h"
+#include "set.h"
+
+void stmt_free(struct stmt *s)
+{
+    switch (s->type)
+    {
+    case DISPLAY:
+        display_free(&s->u.display);
+        break;
+    case SET:
+        set_free(&s->u.set);
+        break;
+    case CALL:
+        call_free(&s->u.call);
+        break;
+    }
+}
+
+int stmt_cgen(const struct stmt *s, struct cgen *c)
+{
+    switch (s->type)
+    {
+    case DISPLAY:
+        return display_cgen(&s->u.display, c);
+    case SET:
+        return set_cgen(&s->u.set, c);
+    case CALL:
+        return call_cgen(&s->u.call, c);
+    }
+
+    fprintf(stderr, "%s: unreachable\n", __func__);
+    return -1;
+}
+
+struct stmt *stmt_cur(const struct prv *p)
+{
+    const struct fn *fn = fn_cur(p);
+
+    return &fn->stmts[fn->nstmts - 1];
+}
+
+const struct seq stmts[] =
+{
+    {(const struct step[]){
+        {ID, "display"}, {ANY, NULL, 1}, {ID, "etc"}, {0}}, .fn = display},
+    {(const struct step[])
+        {{ID, "display"}, {ANY, NULL, 1}, {0}}, .fn = display},
+    {(const struct step[]){{ID, "exit"}, {0}}, .fn = s_exit},
+    {(const struct step[]){{ID, "set"}, {0}}, .fn = set},
+    {(const struct step[]){{ID, "call"}, {0}}, .fn = call},
+    {0}
+};