Add some help descriptions

diff --git a/archival/Config.in b/archival/Config.in
index 121cf028277b796df235a050e0986c37c3843219..bbd3fa0d5df0d51a156bb8cb3031cc1e1d782b49 100644 (file)
--- a/archival/Config.in
+++ b/archival/Config.in
@@ -15,7 +15,13 @@ config CONFIG_AR
          retrieve the original individual files (called archive members).
          The original files' contents, mode (permissions), timestamp, owner,
          and group are preserved in the archive, and can be restored on
-         extraction.  
+         extraction.
+         The stored filename is limited to 15 characters. (for more information
+         see long filename support).
+         ar has 60 bytes of overheads for every stored file.
+
+         This implementation of ar can extract archives, it cannot create or
+         modify them.
          On an x86 system, the ar applet adds about XXX bytes.
 
          Unless you have a specific application which requires ar, you should
@@ -26,7 +32,10 @@ config CONFIG_FEATURE_AR_LONG_FILENAMES
        default n
        depends on CONFIG_AR
        help
-         Please submit a patch to add help text for this item.
+         By default the ar format can only store the first 15 characters of the
+         filename, this option removes that limitation.
+         It supports the GNU ar long filename method which moves multiple long
+         filenames into a the data section of a new ar entry.
 
 config CONFIG_BUNZIP2
        bool "bunzip2"
@@ -38,8 +47,8 @@ config CONFIG_BUNZIP2
          conventional LZ77/LZ78-based compressors, and approaches the
          performance of the PPM family of statistical compressors.  
          
-         The BusyBox bunzip2 applet is limited to de-compression only.  On an
-         x86 system, this applet adds about XXX bytes.
+         The BusyBox bunzip2 applet is limited to de-compression only.
+         On an x86 system, this applet adds about XXX bytes.
          
          Unless you have a specific application which requires bunzip2, you
          should probably say N here.
@@ -48,40 +57,64 @@ config CONFIG_CPIO
        bool "cpio"
        default n
        help
-         Please submit a patch to add help text for this item.
+         cpio is an archival utility program used to create, modify, and extract
+         contents from archives.
+         cpio has 110 bytes of overheads for every stored file.
+
+         This implementation of cpio can extract cpio archives created in the
+         "newc" or "crc" format, it cannot create or modify them. 
+
+         Unless you have a specific application which requires cpio, you should
+         probably say N here.
 
 config CONFIG_DPKG
        bool "dpkg"
        default n
        help
-         Please submit a patch to add help text for this item.
+         dpkg is a medium-level tool to install, build, remove and manage Debian packages.
+         
+         This implementation of dpkg has a number of limitations, you should use the
+         official dpkg if possible.
 
 config CONFIG_DPKG_DEB
        bool "dpkg_deb"
        default n
        help
-         Please submit a patch to add help text for this item.
+         dpkg-deb packs, unpacks and provides information about Debian archives.
+         
+         This implementation of dpkg-deb cannot pack archives.
+         
+         Unless you have a specific application which requires dpkg-deb, you should
+         probably say N here.
 
 config CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
        bool "  extract only (-x)"
        default n
        depends on CONFIG_DPKG_DEB
        help
-         Please submit a patch to add help text for this item.
+         This reduced dpkg-deb to the equivalent of "ar -p <deb> data.tar.gz | tar -zx".
+         However it saves space as none of the extra dpkg-deb, ar or tar options are 
+         needed, they are linked to internally.
 
 config CONFIG_FEATURE_DEB_TAR_GZ
        bool "  gzip debian packages (normal)"
        default y if CONFIG_DPKG || CONFIG_DPKG_DEB
        depends on CONFIG_DPKG || CONFIG_DPKG_DEB
        help
-         Please submit a patch to add help text for this item.
+         This is the default compression method inside the debian ar file.
+         
+         If you want compatability with standard .deb's you should say yes here.
 
 config CONFIG_FEATURE_DEB_TAR_BZ2
        bool "  bzip2 debian packages"
        default n
        depends on CONFIG_DPKG || CONFIG_DPKG_DEB
        help
-         Please submit a patch to add help text for this item.
+         This allows dpkg and dpkg-deb to extract deb's that are compressed internally
+         with bzip2 instead of gzip.
+         
+         You only want this is your are creating your own custom debian packages that
+         use an internal control.tar.bz2 or data.tar.bz2.
 
 config CONFIG_GUNZIP
        bool "gunzip"
@@ -112,6 +145,7 @@ config CONFIG_TAR
        bool "tar"
        default n
        help
+         tar has at least 512 bytes of overheads for every stored file.
          Please submit a patch to add help text for this item.
 
 config CONFIG_FEATURE_TAR_CREATE