1 files changed, 39 insertions, 0 deletions
diff --git a/lib/err.c b/lib/err.c
new file mode 100644
index 0000000..fd4218e
--- /dev/null
+++ b/lib/err.c
@@ -0,0 +1,39 @@
+#include <stdarg.h>
+#include "../ninitfeatures.h"
+#include "../djb/buffer.h"
+
+#if 0
+void err(int fd, const char *m, ...) /*EXTRACT_INCL*/
+#endif
+
+#ifdef ERRMSG_BUFFER
+#define P(S)	buffer_puts(X,S)
+#define E()	err_b(buffer *X, const char *m, ...)
+
+#else
+#define P(S)	errmsg_puts(X,S)
+#define E()	err(int X, const char *m, ...)
+#endif
+
+extern const char *errmsg_argv0;
+
+void E() {
+  const char *s=m;
+  va_list a;
+  va_start(a,m);
+
+  if (errmsg_argv0) {
+    P(errmsg_argv0);
+    P(": ");
+  }
+
+  while (s) {
+    P(s);    
+    s=va_arg(a,const char*);
+  }
+  P("\n");
+#ifndef ERRMSG_BUFFER
+  P(0);
+#endif
+  va_end(a);
+}