add a bunch of util and clean up

1 files changed, 14 insertions, 4 deletions

diff --git a/snag/util.h b/snag/util.h
index 88906cc..6f23607 100644
--- a/snag/util.h
+++ b/snag/util.h
@@ -1,6 +1,16 @@
 #ifndef UTIL_H
 #define UTIL_H
-#include <stdlib.h>
-#define vstrcat(dest, ...) vstrcat_(dest, __VA_ARGS__, NULL)
-void vstrcat_(char* dest, ...);
-#endif // UTIL_H
+
+#include <stdarg.h>
+#include <stddef.h>
+
+// utility for errors
+void eprintf(const char *format, ...) __attribute__((format(printf, 1, 2)));
+void error_out(const char *format, ...) __attribute__((format(printf, 1, 2))); // panic, as the kids say
+void* emalloc(size_t size, char* alloc_reason);
+
+// string functions
+char* vastrcat_(int dummy, ...);
+#define vastrcat(...) vastrcat_(0, __VA_ARGS__, NULL)
+
+#endif