Add errno.h

[oweals/busybox.git] / Config.h

diff --git a/Config.h b/Config.h
index 1df72f3014cc1f4f217d7cf22ac239d93cb1673f..cff23e4e74365608daa33cd9b7cdce383881add0 100644 (file)
--- a/Config.h
+++ b/Config.h
@@ -103,12 +103,6 @@
 //#define BB_TR
 #define BB_TRUE_FALSE
 #define BB_TTY
-#define BB_UPTIME
-//#define BB_USLEEP
-#define BB_WC
-//#define BB_WGET
-#define BB_WHICH
-#define BB_WHOAMI
 //#define BB_UUENCODE
 //#define BB_UUDECODE
 #define BB_UMOUNT
@@ -116,6 +110,13 @@
 #define BB_UNAME
 //#define BB_UNIX2DOS
 //#define BB_UPDATE
+#define BB_UPTIME
+//#define BB_USLEEP
+//#define BB_WATCHDOG
+#define BB_WC
+//#define BB_WGET
+#define BB_WHICH
+#define BB_WHOAMI
 #define BB_XARGS
 #define BB_YES
 // End of Applications List
@@ -128,6 +129,11 @@
 // pretty/useful).
 //
 //
+// BusyBox will, by default, malloc space for its buffers.  This costs code
+// size for the call to xmalloc.  You can use the following feature to have
+// them put on the stack.  For some very small machines with limited stack
+// space, this can be deadly.  For most folks, this works just fine...
+//#define BB_FEATURE_BUFFERS_GO_ON_STACK
 //
 // Turn this on to use Erik's very cool devps, and devmtab kernel drivers,
 // thereby eliminating the need for the /proc filesystem and thereby saving
@@ -202,7 +208,7 @@
 #define BB_FEATURE_REMOTE_LOG
 //
 //Simple tail implementation (2.34k vs 3k for the full one).
-//Both provide 'tail -f' support (only one file at a time.)
+//Both provide 'tail -f', but this cuts out -c, -q, -s, and -v. 
 #define BB_FEATURE_SIMPLE_TAIL
 //
 // Enable support for loop devices in mount
@@ -232,12 +238,14 @@
 //// Enable reverse sort
 #define BB_FEATURE_SORT_REVERSE
 //
-// Enable command line editing in the shell
+// Enable command line editing in the shell.  
+// Only relevant if BB_SH is enabled.
 #define BB_FEATURE_SH_COMMAND_EDITING
 //
 //Allow the shell to invoke all the compiled in BusyBox applets as if they
 //were shell builtins.  Nice for staticly linking an emergency rescue shell,
 //among other things.
+// Only relevant if BB_SH is enabled.
 #define BB_FEATURE_SH_STANDALONE_SHELL
 //
 //When this is enabled, busybox shell applets can be called using full path
@@ -246,10 +254,12 @@
 //will use BusyBox cat even if /bin/cat exists on the filesystem and is _not_
 //busybox.  Some systems want this, others do not.  Choose wisely.  :-) This
 //only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
+// Only relevant if BB_SH is enabled.
 //BB_FEATURE_SH_APPLETS_ALWAYS_WIN
 //
 // Enable tab completion in the shell (not yet 
 // working very well -- so don't turn this on)
+// Only relevant if BB_SH is enabled.
 //#define BB_FEATURE_SH_TAB_COMPLETION
 //
 //Turn on extra fbset options