util

2 files changed, 62 insertions, 4 deletions

diff --git a/src/main.c b/src/main.c
index ceefadd..0c2755a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -2,10 +2,8 @@
 #include <stdlib.h>
 
 
-#include "include/log.h"
+#include "include/util.h"
 #include "include/lexer.h"
-// #include "include/tree.h"
-// #include "include/parser.h"
 
 
 int main(int argc, char* argv[]) {
diff --git a/src/util.c b/src/util.c
index 32cef99..31878ed 100644
--- a/src/util.c
+++ b/src/util.c
@@ -1,9 +1,31 @@
 #include "include/util.h"
 
+void die(const char* fmt, ...) {
+   va_list ap;
+
+   fprintf(stderr, "== FATAL ERROR ==\n");
+
+   va_start(ap, fmt);
+   vfprintf(stderr, fmt, ap);
+   va_end(ap);
+
+   if (fmt[0] && fmt[strlen(fmt) - 1] == ':') {
+      fputc(' ', stderr);
+      perror(NULL);
+   } else {
+      fputc('\n', stderr);
+   }
+
+   fprintf(stderr, "\n");
+
+   exit(1);
+}
 
 void log_inf(const char* fmt, ...) {
    va_list ap;
 
+   fprintf(stderr, "== INFO ==\n");
+
    va_start(ap, fmt);
    vfprintf(stderr, fmt, ap);
    va_end(ap);
@@ -15,5 +37,43 @@ void log_inf(const char* fmt, ...) {
       fputc('\n', stderr);
    }
 
-   exit(1);
+   fprintf(stderr, "\n");
+}
+
+void log_war(const char* fmt, ...) {
+   va_list ap;
+
+   fprintf(stderr, "== WARNING ==\n");
+
+   va_start(ap, fmt);
+   vfprintf(stderr, fmt, ap);
+   va_end(ap);
+
+   if (fmt[0] && fmt[strlen(fmt) - 1] == ':') {
+      fputc(' ', stderr);
+      perror(NULL);
+   } else {
+      fputc('\n', stderr);
+   }
+
+   fprintf(stderr, "\n");
+}
+
+void log_err(const char* fmt, ...) {
+   va_list ap;
+
+   fprintf(stderr, "== ERROR ==");
+
+   va_start(ap, fmt);
+   vfprintf(stderr, fmt, ap);
+   va_end(ap);
+
+   if (fmt[0] && fmt[strlen(fmt) - 1] == ':') {
+      fputc(' ', stderr);
+      perror(NULL);
+   } else {
+      fputc('\n', stderr);
+   }
+
+   fprintf(stderr, "\n");
 }