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-><HEAD
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->The Component Repository and Working Directories</TITLE
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-><DIV
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-><H1
-><A
-NAME="COMPONENT-REPO-AND-WORKING-DIRS">Chapter 25. The Component Repository and Working Directories</H1
-><DIV
-CLASS="TOC"
-><DL
-><DT
-><B
->Table of Contents</B
-></DT
-><DT
-><A
-HREF="component-repo-and-working-dirs.html#COMPONENT-REPO"
->Component Repository</A
-></DT
-><DT
-><A
-HREF="build-tree.html"
->Build Tree</A
-></DT
-><DT
-><A
-HREF="install-tree.html"
->Install Tree</A
-></DT
-><DT
-><A
-HREF="repository-app-build-tree.html"
->Application Build Tree</A
-></DT
-></DL
-></DIV
-><P
->Each of the file trees involved in <SPAN
-CLASS="PRODUCTNAME"
->eCos</SPAN
-> development has a
- different role. </P
-><DIV
-CLASS="SECT1"
-><H1
-CLASS="SECT1"
-><A
-NAME="COMPONENT-REPO">Component Repository</H1
-><P
->The <SPAN
-CLASS="PRODUCTNAME"
->eCos</SPAN
-> <I
-CLASS="FIRSTTERM"
->component repository</I
->
- contains directories for all the packages that are shipped
- with <SPAN
-CLASS="PRODUCTNAME"
->eCos</SPAN
-> or provided by third parties.</P
-><P
->The component repository should not be modified as part of
-application development. </P
-><DIV
-CLASS="FIGURE"
-><A
-NAME="AEN2022"><P
-><B
->Figure 25-1. Component repository</B
-></P
-><P
-><IMG
-SRC="pix/comprepos.png"></P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN2025">Purpose</H2
-><P
->The component repository is the master copy of source code
-for all system and third party components. It also contains some
-files needed to administer and build the system, such as <B
-CLASS="COMMAND"
->ecosadmin.tcl</B
->.</P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN2029">How is it modified?</H2
-><P
->You modify it by importing new versions of packages from a
-distribution or removing existing packages. These activities are
-undertaken using the <SPAN
-CLASS="PRODUCTNAME"
->eCos</SPAN
-> <SPAN
-CLASS="APPLICATION"
->Package Administration Tool</SPAN
->.</P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN2034">When is it edited manually?</H2
-><P
->Files in the component repository should only be edited manually
-as determined by the component maintainer.</P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN2037">User Applications</H2
-><P
->User application source code should <SPAN
-CLASS="emphasis"
-><I
-CLASS="EMPHASIS"
->not</I
-></SPAN
-> go
-into the component repository.</P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN2041">Examples of files in this hierarchy:</H2
-><P
-></P
-><DIV
-CLASS="VARIABLELIST"
-><DL
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/doc/ref/ecos-ref.html</TT
-></DT
-><DD
-><P
->The top level HTML file for the
- <I
-CLASS="CITETITLE"
-><SPAN
-CLASS="PRODUCTNAME"
->eCos</SPAN
-> Reference
- Manual</I
->. </P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/prebuilt/pid/tests/kernel/<TT
-CLASS="REPLACEABLE"
-><I
-><version></I
-></TT
->/tests/thread_gdb.exe</TT
-></DT
-><DD
-><P
-></P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/prebuilt/linux/tests/kernel/<TT
-CLASS="REPLACEABLE"
-><I
-><version></I
-></TT
->/tests/thread_gdb.exe</TT
-></DT
-><DD
-><P
->Pre-built tests for the supported platforms, and
- the synthetic Linux target.</P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/examples/twothreads.c</TT
-></DT
-><DD
-><P
->One of the example programs.</P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/ecosadmin.tcl</TT
-></DT
-><DD
-><P
->The Tcl program which is used to import new versions of packages
-from a distribution or remove existing packages.</P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/packages/language/c/libm/<TT
-CLASS="REPLACEABLE"
-><I
-><version></I
-></TT
->/src/double/portable-api/s_tanh.c</TT
-></DT
-><DD
-><P
->Implementation of the hyperbolic tangent function in the standard
-math library.</P
-></DD
-><DT
-><TT
-CLASS="FILENAME"
-><TT
-CLASS="REPLACEABLE"
-><I
->BASE_DIR</I
-></TT
->/pkgconf/rules.mak</TT
-></DT
-><DD
-><P
->A file with <B
-CLASS="COMMAND"
->make</B
-> rules, used
-by the <TT
-CLASS="FILENAME"
->makefile</TT
->.</P
-></DD
-></DL
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