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authorArch Librarian <arch@canonical.com>2004-09-20 16:51:15 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:51:15 +0000
commit93bf083d699c60f1ac40297bfa6783fb0cb800d8 (patch)
tree456e6c73d98b317d85cbea60728cf9e93546bbd8 /README.make
parent779e5b002e216565108cdb4ad9598e1af650f004 (diff)
Sync
Author: jgg Date: 1998-10-30 07:53:30 GMT Sync
Diffstat (limited to 'README.make')
-rw-r--r--README.make38
1 files changed, 36 insertions, 2 deletions
diff --git a/README.make b/README.make
index bee2d04c3..1d87c02cb 100644
--- a/README.make
+++ b/README.make
@@ -58,10 +58,16 @@ the source directory but is logically divided in the following manner
Only .o and .d files are placed in the obj/ subdirectory. The final compiled
binaries are placed in bin, published headers for inter-component linking
are placed in include/ and documentation is generated into doc/. This means
-all runnable programs are within the bin/ directory a huge benifit for
+all runnable programs are within the bin/ directory, a huge benifit for
debugging inter-program relationships. The .so files are also placed in
bin/ for simplicity.
+By default make is put into silent mode. During operation there should be
+no shell or compiler messages only status messages from the makefiles,
+if any pop up that indicates there may be a problem with your environment.
+For debugging you can disable this by setting NOISY=1, ala
+ make NOISY=1
+
Using the makefiles
~~~~~ ~~~ ~~~~~~~~~
The makefiles for the components are really simple. The complexity is hidden
@@ -76,4 +82,32 @@ directories and other interesting features. They are more completely
described in the fragment code in buildlib. Some tips on writing fragments
are included in buildlib/defaults.mak
-Jason
+The fragments are NEVER processed by configure, so if you make changes to
+them they will have an immediate effect.
+
+Autoconf
+~~~~~~~~
+Straight out of CVS you have to initialize autoconf. This requires
+automake (I really don't know why) and autoconf and requires doing
+ aclocal -I buidlib
+ autoconf
+
+Autoconf is configured to do some basic system probes for optional and
+required functionality and generate an environment.mak and include/config.h
+from it's findings. It will then write a 'makefile' and run make dirs to
+create the output directory tree.
+
+It is not my belief that autoconf should be used to generate substantial
+source code markup to escape OS problems. If an OS problem does crop up
+it can likely be corrected by installing the correct files into the
+build include/ dir and perhaps writing some replacement code and
+linking it in. To the fullest extent possible the source code should conform
+to standards and not cater to broken systems.
+
+Autoconf will also wite a makefile into the top level of the build dir,
+this simply acts as a wrapper to the main top level make in the source tree.
+There is one big warning, you can't use both this make file and the
+ones in the top level tree. Make is not able to resolve rules that
+go to the same file through different paths and this will confuse the
+depends mechanism. I recommend always using the makefiles in the
+source directory and exporting BUILD