sloth_exec_line

3 files changed, 22 insertions, 3 deletions

diff --git a/main.c b/main.c
index ad9036c..d6d8b1b 100644
--- a/main.c
+++ b/main.c
@@ -14,13 +14,12 @@ int main(int argc, char **argv)
 	/* Read stdin line by line until exhaustion. */
 	char *line = NULL;
 	while ((line = getln(stdin)) != NULL) {
-		err = sloth_push(sloth, line[0]);
+		err = sloth_exec_line(sloth, line);
+		free(line);
 		if (err != NULL) {
 			fprintf(stderr, "%s\n", err);
 			break;
 		}
-		sloth_inspect_stack(sloth);
-		free(line);
 	}
 	/* Free everything. */
 	getln_cleanup();
diff --git a/sloth.c b/sloth.c
index 8314b79..5db7df0 100644
--- a/sloth.c
+++ b/sloth.c
@@ -1,6 +1,7 @@
 #include "sloth.h"
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 void sloth_deinit(Sloth *ctx)
 {
@@ -10,6 +11,23 @@ void sloth_deinit(Sloth *ctx)
 	}
 }
 
+SlothError sloth_exec(Sloth *ctx, const char *s)
+{
+	printf("exec %s\n", s);
+	return NULL;
+}
+
+SlothError sloth_exec_line(Sloth *ctx, char *s)
+{
+	static const char *sep = "\t\n\v\f\r ";
+	for (char *tok = strtok(s, sep); tok != NULL; tok = strtok(NULL, sep)) {
+		const SlothError err = sloth_exec(ctx, tok);
+		if (err != NULL)
+			return err;
+	}
+	return NULL;
+}
+
 SlothError sloth_pop(Sloth *ctx, SlothByte *v)
 {
 	if (ctx->stack_size == 0)
diff --git a/sloth.h b/sloth.h
index af6a7c1..809b99d 100644
--- a/sloth.h
+++ b/sloth.h
@@ -15,6 +15,8 @@ typedef struct Sloth {
 } Sloth;
 
 void sloth_deinit(Sloth *ctx);
+SlothError sloth_exec(Sloth *ctx, const char *s);
+SlothError sloth_exec_line(Sloth *ctx, char *s);
 SlothError sloth_pop(Sloth *ctx, SlothByte *v);
 SlothError sloth_push(Sloth *ctx, SlothByte v);
 void sloth_inspect_stack(const Sloth *ctx);