1 files changed, 44 insertions, 0 deletions
diff --git a/libc/i386fp/fperr.c b/libc/i386fp/fperr.c
new file mode 100644
index 0000000..fa1633e
--- /dev/null
+++ b/libc/i386fp/fperr.c
@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <signal.h>
+
+#include "fperr.h"
+
+void fperr(errno)
+int errno;
+{
+
+#if defined(DEBUG) || 0
+	switch(errno) {
+
+	case EFDENORMAL:
+		fputs("\nDenormal - ", stderr);
+		break;
+
+	case EFINFINITY:
+		fputs("\nInfinity - ", stderr);
+		break;
+
+	case EFNAN:
+		fputs("\nNaN - ", stderr);
+		break;
+
+	case EFOVERFLOW:
+		fputs("\nOverflow - ", stderr);
+		break;
+
+	case EFUNDERFLOW:
+		fputs("\nUnderflow - ", stderr);
+		break;
+
+	case EFDIVZERO:
+		fputs("\nZero divide - ", stderr);
+		break;
+
+	default:
+		fprintf(stderr, "\nUnknown error 0x%x - ", errno);
+	}
+	fflush(stderr);
+#endif
+
+	kill(getpid(), SIGFPE);
+}