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changeset 509:e06c429ab0eb

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lib/errno: added another error code (ECORRUPT) and C-strings for each The C-strings are currently unused, but the CP shell could probably use them. Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
author Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
date Mon, 25 Apr 2011 09:09:26 -0400
parents 8188966f0cc5
children 679ce2a155bf
files include/errno.h lib/Makefile lib/errno.c
diffstat 3 files changed, 24 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/include/errno.h	Sat Apr 23 17:45:26 2011 -0400
+++ b/include/errno.h	Mon Apr 25 09:09:26 2011 -0400
@@ -18,13 +18,16 @@
 #define EUCHECK		8
 #define EFAULT		9
 #define EPERM		10
+#define ECORRUPT	11
 
 #define PTR_ERR(ptr)	((s64) ptr)
-#define ERR_PTR(err)	((void*) err)
+#define ERR_PTR(err)	((void*) (long) err)
 
 static inline int IS_ERR(void *ptr)
 {
 	return -1024 < PTR_ERR(ptr) && PTR_ERR(ptr) < 0;
 }
 
+extern char *errstrings[];
+
 #endif
--- a/lib/Makefile	Sat Apr 23 17:45:26 2011 -0400
+++ b/lib/Makefile	Mon Apr 25 09:09:26 2011 -0400
@@ -6,7 +6,8 @@
 LIBS=clock.a		\
      digest.a		\
      string.a		\
-     ebcdic.a
+     ebcdic.a		\
+     errno.a
 
 include ../cp/scripts/Makefile.commands
 
@@ -24,6 +25,9 @@
 ebcdic.a: ebcdic.o
 	$(call ar,$@,$^)
 
+errno.a: errno.o
+	$(call ar,$@,$^)
+
 %.o: %.c
 	$(call c-to-o,$<,$@)
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/errno.c	Mon Apr 25 09:09:26 2011 -0400
@@ -0,0 +1,15 @@
+#include <errno.h>
+
+char *errstrings[] = {
+	[ENOMEM]     = "Out of memory",
+	[EBUSY]      = "Resource busy",
+	[EAGAIN]     = "Try again",
+	[EINVAL]     = "Invalid argument",
+	[EEXIST]     = "File already exists",
+	[ENOENT]     = "No such file",
+	[ESUBENOENT] = "?",
+	[EUCHECK]    = "?",
+	[EFAULT]     = "Invalid memory reference",
+	[EPERM]      = "Permission denied",
+	[ECORRUPT]   = "Curruption detected",
+};