7 files changed, 69 insertions, 0 deletions
diff --git a/sys/base/error/errorf.c b/sys/base/error/errorf.c
new file mode 100644
index 0000000..193dd9d
--- /dev/null
+++ b/sys/base/error/errorf.c
@@ -0,0 +1,13 @@
+#include "internal.h"
+
+void
+errorf(byte* fmt, ...)
+{
+    va_list args;
+    va_start(args, fmt);
+
+    fprintf(stderr, "error: ");
+    vfprintf(stderr, fmt, args);
+
+    va_end(args);
+}
diff --git a/sys/base/error/exits.c b/sys/base/error/exits.c
new file mode 100644
index 0000000..6be7d3b
--- /dev/null
+++ b/sys/base/error/exits.c
@@ -0,0 +1,11 @@
+#include "internal.h"
+
+void
+exits(char *s)
+{
+    if(s == nil || *s == 0)
+        exit(0);
+
+    fputs(s, stderr);
+    exit(1);
+}
diff --git a/sys/base/error/internal.h b/sys/base/error/internal.h
new file mode 100644
index 0000000..88a8895
--- /dev/null
+++ b/sys/base/error/internal.h
@@ -0,0 +1,3 @@
+#include <u.h>
+#include <base.h>
+
diff --git a/sys/base/error/panicf.c b/sys/base/error/panicf.c
new file mode 100644
index 0000000..d698576
--- /dev/null
+++ b/sys/base/error/panicf.c
@@ -0,0 +1,16 @@
+#include "internal.h"
+
+void
+panicf(byte* fmt, ...)
+{
+    va_list args;
+    va_start(args, fmt);
+
+    printf("panic: ");
+    vprintf(fmt, args);
+    printf("\n");
+
+    va_end(args);
+
+    exit(1);
+}
diff --git a/sys/base/error/rules.mk b/sys/base/error/rules.mk
new file mode 100644
index 0000000..e3a9ce0
--- /dev/null
+++ b/sys/base/error/rules.mk
@@ -0,0 +1,6 @@
+SRCS_$(d)+=\
+	$(d)/error/exits.c \
+	$(d)/error/errorf.c \
+	$(d)/error/panicf.c \
+	$(d)/error/verrorf.c \
+	$(d)/error/vpanicf.c \
diff --git a/sys/base/error/verrorf.c b/sys/base/error/verrorf.c
new file mode 100644
index 0000000..15af064
--- /dev/null
+++ b/sys/base/error/verrorf.c
@@ -0,0 +1,9 @@
+#include "internal.h"
+
+void
+verrorf(byte* fmt, va_list args) 
+{
+    printf("error: ");
+    vprintf(fmt, args);
+    printf("\n");
+}
diff --git a/sys/base/error/vpanicf.c b/sys/base/error/vpanicf.c
new file mode 100644
index 0000000..bea97ac
--- /dev/null
+++ b/sys/base/error/vpanicf.c
@@ -0,0 +1,11 @@
+#include "internal.h"
+
+void
+vpanicf(byte* fmt, va_list args) 
+{
+    printf("panic: ");
+    vprintf(fmt, args);
+    printf("\n");
+
+    exit(1);
+}