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authorEric Andersen <andersen@codepoet.org>2001-07-12 21:41:31 +0000
committerEric Andersen <andersen@codepoet.org>2001-07-12 21:41:31 +0000
commitffc7bb39cce77ae6243aa903f0cc1a96ab42bce8 (patch)
treeed630021880996199ec74be056c409c5ced9d66d /extra/Configs
parentd6e6ee0202f8705a30b10b53eb259a2d62ece466 (diff)
This commit merges David Schleef's updates to the build system, which a
few tiny fixups here and there from me. Seems to work just fine and will hopefully be a bit better behaved. -Erik
Diffstat (limited to 'extra/Configs')
-rw-r--r--extra/Configs/Config.arm45
-rw-r--r--extra/Configs/Config.cross.arm.uclinux45
-rw-r--r--extra/Configs/Config.i38646
-rw-r--r--extra/Configs/Config.m68k50
-rw-r--r--extra/Configs/Config.m68k.coff51
-rw-r--r--extra/Configs/Config.mips46
-rw-r--r--extra/Configs/Config.mipsel46
-rw-r--r--extra/Configs/Config.powerpc52
-rw-r--r--extra/Configs/Config.sh46
9 files changed, 251 insertions, 176 deletions
diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm
index 408a23f60..d47d3c033 100644
--- a/extra/Configs/Config.arm
+++ b/extra/Configs/Config.arm
@@ -139,22 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-DEVEL_PREFIX =
-ROOT_DIR = /usr/$(TARGET_ARCH)-linux-uclibc
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /usr
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-linux-uclibc
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.cross.arm.uclinux b/extra/Configs/Config.cross.arm.uclinux
index f61a8d2dd..ea6fcd16b 100644
--- a/extra/Configs/Config.cross.arm.uclinux
+++ b/extra/Configs/Config.cross.arm.uclinux
@@ -139,22 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-DEVEL_PREFIX = /opt/uClinux/arm-elf
-ROOT_DIR = /opt/uClinux/arm-elf
-TARGET_PREFIX = /opt/uClinux/arm-elf
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /opt/uClinux
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-elf
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.i386 b/extra/Configs/Config.i386
index b383ebda8..387240fdc 100644
--- a/extra/Configs/Config.i386
+++ b/extra/Configs/Config.i386
@@ -139,23 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /usr/$(TARGET_ARCH)-linux-uclibc
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /usr
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-linux-uclibc
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.m68k b/extra/Configs/Config.m68k
index dc6e107dc..ef8f4045d 100644
--- a/extra/Configs/Config.m68k
+++ b/extra/Configs/Config.m68k
@@ -139,27 +139,6 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
-#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /opt/uClinux/$(TARGET_ARCH)-pic-elf
-TARGET_PREFIX =
-
#
# ARCH_CFLAGS if your have something special to add to the CFLAGS
#
@@ -173,3 +152,32 @@ ARCH_CFLAGS2 = -I$(KERNEL_SOURCE)/include
#
OPTIMIZATION = $(DEBUG_CFLAGS)
+
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
+#
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /opt/uClinux
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-elf
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.m68k.coff b/extra/Configs/Config.m68k.coff
index c0bbd3f77..8fb8b83f2 100644
--- a/extra/Configs/Config.m68k.coff
+++ b/extra/Configs/Config.m68k.coff
@@ -139,27 +139,6 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
-#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /opt/uClinux
-TARGET_PREFIX =
-
#
# ARCH_CFLAGS if your have something special to add to the CFLAGS
#
@@ -175,3 +154,33 @@ OPTIMIZATION = $(DEBUG_CFLAGS)
# This is a COFF compiler (ick), so disable all the cool stuff
HAVE_ELF = false
+
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
+#
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+
+PREFIX = /opt/uClinux
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-coff
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.mips b/extra/Configs/Config.mips
index 163a9aa4e..7c111a505 100644
--- a/extra/Configs/Config.mips
+++ b/extra/Configs/Config.mips
@@ -139,23 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /usr/$(TARGET_ARCH)-linux-uclibc
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /usr
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-linux-uclibc
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.mipsel b/extra/Configs/Config.mipsel
index 163a9aa4e..7c111a505 100644
--- a/extra/Configs/Config.mipsel
+++ b/extra/Configs/Config.mipsel
@@ -139,23 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /usr/$(TARGET_ARCH)-linux-uclibc
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /usr
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-linux-uclibc
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.powerpc b/extra/Configs/Config.powerpc
index 659231db9..1bc4978d6 100644
--- a/extra/Configs/Config.powerpc
+++ b/extra/Configs/Config.powerpc
@@ -35,7 +35,7 @@ TARGET_ARCH=powerpc
# If you are running a cross compiler, you may want to set this
# to something more interesting...
NATIVE_CC = gcc
-CROSS = #powerpc-linux-
+CROSS = #$(TARGET_ARCH)-linux-
CC = $(CROSS)gcc
AR = $(CROSS)ar
LD = $(CROSS)ld
@@ -73,11 +73,11 @@ HAS_FLOATING_POINT = true
# Set this to `false' if you don't have/need float functions in libm.
# Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
-HAS_LIBM_FLOAT = false
+HAS_LIBM_FLOAT = true
# Set this to `false' if you don't have/need double functions in libm.
# Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
-HAS_LIBM_DOUBLE = false
+HAS_LIBM_DOUBLE = true
# Set this to `false' if you don't have/need long double functions in libm.
# Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
@@ -139,23 +139,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /usr/$(TARGET_ARCH)-linux-uclibc
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /usr
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-linux-uclibc
+TARGET_PREFIX = $(TOPDIR)/_install
+
diff --git a/extra/Configs/Config.sh b/extra/Configs/Config.sh
index 9012530c2..6e36ccee8 100644
--- a/extra/Configs/Config.sh
+++ b/extra/Configs/Config.sh
@@ -160,23 +160,31 @@ INCLUDE_IPV6 = false
# If you want to compile the library as PIC code, turn this on.
DOPIC = false
-# ROOT_DIR is the base directory which will be compiled into the uClibc
-# runtime environment. When compiled as a shared library, the shared
-# library loader will look in <ROOT_DIR>/lib and <ROOT_DIR>/usr/lib
-# for shared libraries.
+# PREFIX is the directory prefix that is applied to all installed
+# files. Typically, it is set to /usr or /usr/local, although it
+# could also be /opt/vendor_name_here/some/random/path/. The
+# install_runtime makefile target installs a few symbolic links
+# based on PREFIX, not DEVEL_PREFIX.
#
-# DEVEL_PREFIX is the base directory which will be compiled into the uClibc
-# development environment. The uClibc development environment will
-# look for the uClibc header files under <DEVEL_PREFIX><ROOT_DIR>/usr/include,
-# and for static libs and crt0.o in <DEVEL_PREFIX><ROOT_DIR>/usr/lib.
-# Also, 'make install' will install the compiler tools to
-# <DEVEL_PREFIX><ROOT_DIR>/bin and <DEVEL_PREFIX><ROOT_DIR>/usr/bin.
-#
-# TARGET_PREFIX is the directory under which 'make install' will install the
-# uClibc runtime environment. This path does not get compiled into anything,
-# and is provided simply to make it easier to build standalone target systems.
-# Note: This doesn't do anything if there are no shared libs.
-
-DEVEL_PREFIX =
-ROOT_DIR = /opt/uClinux/$(TARGET_ARCH)-pic-elf
-TARGET_PREFIX =
+# DEVEL_PREFIX is the directory into which the development environment
+# will be installed. Include files are installed into
+# $(DEVEL_PREFIX)/include, libraries into $(DEVEL_PREFIX)/lib, etc.
+# This directory is compiled into the uclibc cross compiler spoofer.
+# Generally, DEVEL_PREFIX should be $(PREFIX)/$(TARGET_ARCH)-uclibc-linux.
+# DEVEL_PREFIX is used by the Makefile install targets install_gcc,
+# install_dev, and install_runtime.
+#
+# TARGET_PREFIX is the directory into which the target runtime
+# environment is installed. The target runtime environment is
+# what one would use for a embedded system where uclibc is the
+# native libaray. This will typically be a staging area for
+# creating a root filesystem for the target system, so the default
+# is in the local directory.
+#
+# If you want to install to a temporary directory before copying
+# files to their final location, you can change PREFIX after build
+# but before 'make install'.
+PREFIX = /opt/uClinux
+DEVEL_PREFIX = $(PREFIX)/$(TARGET_ARCH)-elf
+TARGET_PREFIX = $(TOPDIR)/_install
+