Loads of changes, including new CLI flags, start-in-string mode, etc.

1 files changed, 5 insertions, 2 deletions

diff --git a/utils.h b/utils.h
index 58cfdc4..80a884c 100644
--- a/utils.h
+++ b/utils.h
@@ -2,10 +2,12 @@
  * utils.h - Some helper code for debugging and error logging.
  */
 
+#define streq(a, b) (strcmp(a, b) == 0)
 // TODO: better error reporting
 #define check(cond, ...) do { if (!(cond)) { fprintf(stderr, __VA_ARGS__); fwrite("\n", 1, 1, stderr); _exit(1); } } while(0)
 #define debug(...) do { if (verbose) fprintf(stderr, __VA_ARGS__); } while(0)
 
+static int verbose = 0;
 static int visualize_delay = -1;
 
 /* 
@@ -42,7 +44,7 @@ static inline int matchchar(const char **str, char c)
 
 static void visualize(const char *source, const char *ptr, const char *msg)
 {
-    if (visualize_delay < 0) return;
+    if (!verbose) return;
     fprintf(stderr, "\033[0;1m\r\033[2A\033[K%.*s\033[0;2m%s\033[0m\n",
             (int)(ptr-source), source, ptr);
     fprintf(stderr, "\033[0;1m");
@@ -50,5 +52,6 @@ static void visualize(const char *source, const char *ptr, const char *msg)
     fprintf(stderr, "^\033[K\n");
     if (msg)
         fprintf(stderr, "\033[K\033[33;1m%s\033[0m", msg);
-    usleep(visualize_delay);
+    if (visualize_delay > 0)
+        usleep(visualize_delay);
 }