[PATCH 4 of 4] config: document array-capable variables

["Yann E. MORIN" <yann dot morin dot 1998 at anciens dot enib dot fr>]

# HG changeset patch
# User "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
# Date 1305754977 -7200
# Node ID 9c7ce8904654770039431e944ec6756758695bf5
# Parent  7d65647be9fd6896e6b39c86f7eeb22e86224d8e
config: document array-capable variables

Update help entries for thos variables that accept multiple
arguments with spaces (aka. array-capable variables).

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>

diff --git a/config/binutils/binutils.in b/config/binutils/binutils.in
--- a/config/binutils/binutils.in
+++ b/config/binutils/binutils.in
@@ -201,6 +201,10 @@
     default ""
     help
       Extra flags passed onto ./configure when configuring
+      
+      You can enter multiple arguments here, and arguments can contain spaces
+      if they are properly quoted (or escaped, but prefer quotes). Eg.:
+          --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space
 
 config BINUTILS_FOR_TARGET
     bool
diff --git a/config/binutils/elf2flt.in b/config/binutils/elf2flt.in
--- a/config/binutils/elf2flt.in
+++ b/config/binutils/elf2flt.in
@@ -43,5 +43,9 @@
     default ""
     help
       Extra flags passed onto ./configure when configuring
+      
+      You can enter multiple arguments here, and arguments can contain spaces
+      if they are properly quoted (or escaped, but prefer quotes). Eg.:
+          --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space
 
 endif
diff --git a/config/cc/gcc.in.2 b/config/cc/gcc.in.2
--- a/config/cc/gcc.in.2
+++ b/config/cc/gcc.in.2
@@ -40,6 +40,10 @@
       
       The core gcc is a stripped down, C-only compiler needed to build
       the C library. Kinda bootstrap gcc, if you wish.
+      
+      You can enter multiple arguments here, and arguments can contain spaces
+      if they are properly quoted (or escaped, but prefer quotes). Eg.:
+          --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space
 
 config CC_EXTRA_CONFIG_ARRAY
     string
@@ -48,6 +52,10 @@
     depends on ! BARE_METAL
     help
       Extra flags to pass onto ./configure when configuring gcc.
+      
+      You can enter multiple arguments here, and arguments can contain spaces
+      if they are properly quoted (or escaped, but prefer quotes). Eg.:
+          --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space
 
 config STATIC_TOOLCHAIN
     select CC_STATIC_LIBSTDCXX if CC_GCC_4_4_or_later
diff --git a/config/libc/glibc-eglibc.in-common b/config/libc/glibc-eglibc.in-common
--- a/config/libc/glibc-eglibc.in-common
+++ b/config/libc/glibc-eglibc.in-common
@@ -23,7 +23,9 @@
     help
       Extra flags to pass onto ./configure when configuring.
 
-      Eg.: --enable-static-nss
+      You can enter multiple arguments here, and arguments can contain spaces
+      if they are properly quoted (or escaped, but prefer quotes). Eg.:
+          --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space
 
 config LIBC_GLIBC_CONFIGPARMS
     string

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