From 7766e34ed1a5f8f20207d92c7947762e4df9c2c5 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Wed, 20 Dec 2006 03:49:36 +0000
Subject: Split strerror() out from errno.c

---
 src/core/errno.c   | 47 ++---------------------------------------------
 src/hci/strerror.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 45 deletions(-)
 create mode 100644 src/hci/strerror.c

(limited to 'src')

diff --git a/src/core/errno.c b/src/core/errno.c
index 84c3424a..b4f44cec 100644
--- a/src/core/errno.c
+++ b/src/core/errno.c
@@ -1,23 +1,10 @@
 #include <errno.h>
-#include <console.h>
-#include <gpxe/errortab.h>
 
 /** @file
  *
- * Error codes and descriptions.
+ * Error codes
  *
- * This file provides the global variable #errno and the function
- * strerror().  These function much like their standard C library
- * equivalents.
- *
- * The error numbers used by Etherboot are a superset of those defined
- * by the PXE specification version 2.1.  See errno.h for a listing of
- * the error values.
- *
- * To save space in ROM images, error string tables are optional.  Use
- * the ERRORMSG_XXX options in config.h to select which error string
- * tables you want to include.  If an error string table is omitted,
- * strerror() will simply return the text "Error 0x<errno>".
+ * This file provides the global variable #errno.
  *
  */
 
@@ -29,33 +16,3 @@
  *
  */
 int errno;
-
-static struct errortab errortab_start[0] __table_start(errortab);
-static struct errortab errortab_end[0] __table_end(errortab);
-
-/**
- * Retrieve string representation of error number.
- *
- * @v errno		Error number
- * @ret strerror	Pointer to error text
- *
- * If the error is not found in the linked-in error tables, generates
- * a generic "Error 0x<errno>" message.
- *
- * The pointer returned by strerror() is valid only until the next
- * call to strerror().
- *
- */
-const char * strerror ( int errno ) {
-	static char *generic_message = "Error 0x0000";
-	struct errortab *errortab;
-
-	for ( errortab = errortab_start ; errortab < errortab_end ;
-	      errortab++ ) {
-		if ( errortab->errno == errno )
-			return errortab->text;
-	}
-
-	sprintf ( generic_message + 8, "%hx", errno );
-	return generic_message;
-}
diff --git a/src/hci/strerror.c b/src/hci/strerror.c
new file mode 100644
index 00000000..10344f55
--- /dev/null
+++ b/src/hci/strerror.c
@@ -0,0 +1,49 @@
+#include <errno.h>
+#include <string.h>
+#include <console.h>
+#include <gpxe/errortab.h>
+
+/** @file
+ *
+ * Error descriptions.
+ *
+ * The error numbers used by Etherboot are a superset of those defined
+ * by the PXE specification version 2.1.  See errno.h for a listing of
+ * the error values.
+ *
+ * To save space in ROM images, error string tables are optional.  Use
+ * the ERRORMSG_XXX options in config.h to select which error string
+ * tables you want to include.  If an error string table is omitted,
+ * strerror() will simply return the text "Error 0x<errno>".
+ *
+ */
+
+static struct errortab errortab_start[0] __table_start(errortab);
+static struct errortab errortab_end[0] __table_end(errortab);
+
+/**
+ * Retrieve string representation of error number.
+ *
+ * @v errno		Error number
+ * @ret strerror	Pointer to error text
+ *
+ * If the error is not found in the linked-in error tables, generates
+ * a generic "Error 0x<errno>" message.
+ *
+ * The pointer returned by strerror() is valid only until the next
+ * call to strerror().
+ *
+ */
+const char * strerror ( int errno ) {
+	static char *generic_message = "Error 0x0000";
+	struct errortab *errortab;
+
+	for ( errortab = errortab_start ; errortab < errortab_end ;
+	      errortab++ ) {
+		if ( errortab->errno == errno )
+			return errortab->text;
+	}
+
+	sprintf ( generic_message + 8, "%hx", errno );
+	return generic_message;
+}
-- 
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