Remove make preinstall

A speciality of the RTEMS build system was the make preinstall step.  It
copied header files from arbitrary locations into the build tree.  The
header files were included via the -Bsome/build/tree/path GCC command
line option.

This has at least seven problems:

* The make preinstall step itself needs time and disk space.

* Errors in header files show up in the build tree copy.  This makes it
  hard for editors to open the right file to fix the error.

* There is no clear relationship between source and build tree header
  files.  This makes an audit of the build process difficult.

* The visibility of all header files in the build tree makes it
  difficult to enforce API barriers.  For example it is discouraged to
  use BSP-specifics in the cpukit.

* An introduction of a new build system is difficult.

* Include paths specified by the -B option are system headers.  This
  may suppress warnings.

* The parallel build had sporadic failures on some hosts.

This patch removes the make preinstall step.   All installed header
files are moved to dedicated include directories in the source tree.
Let @RTEMS_CPU@ be the target architecture, e.g. arm, powerpc, sparc,
etc.  Let @RTEMS_BSP_FAMILIY@ be a BSP family base directory, e.g.
erc32, imx, qoriq, etc.

The new cpukit include directories are:

* cpukit/include

* cpukit/score/cpu/@RTEMS_CPU@/include

* cpukit/libnetworking

The new BSP include directories are:

* bsps/include

* bsps/@RTEMS_CPU@/include

* bsps/@RTEMS_CPU@/@RTEMS_BSP_FAMILIY@/include

There are build tree include directories for generated files.

The include directory order favours the most general header file, e.g.
it is not possible to override general header files via the include path
order.

The "bootstrap -p" option was removed.  The new "bootstrap -H" option
should be used to regenerate the "headers.am" files.

Update #3254.

15 files changed, 21 insertions, 0 deletions

diff --git a/bsps/arm/csb337/headers.am b/bsps/arm/csb337/headers.am
new file mode 100644
index 0000000000..4fff8adeac
--- /dev/null
+++ b/bsps/arm/csb337/headers.am
@@ -0,0 +1,21 @@
+## This file was generated by "./boostrap -H".
+
+include_HEADERS =
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_dbgu.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_emac.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_gpio.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_mem.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_pmc.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/at91rm9200_usart.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/bits.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/bsp.h
+include_HEADERS += include/bspopts.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/font8x16.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/sed1356.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/sed1356_16bit.h
+include_HEADERS += ../../../../../../bsps/arm/csb337/include/tm27.h
+
+include_bspdir = $(includedir)/bsp
+include_bsp_HEADERS =
+include_bsp_HEADERS += ../../../../../../bsps/arm/csb337/include/bsp/irq.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200.h b/bsps/arm/csb337/include/at91rm9200.h
index 3ed64c7073..3ed64c7073 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200.h
+++ b/bsps/arm/csb337/include/at91rm9200.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_dbgu.h b/bsps/arm/csb337/include/at91rm9200_dbgu.h
index 9a65483db0..9a65483db0 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_dbgu.h
+++ b/bsps/arm/csb337/include/at91rm9200_dbgu.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_emac.h b/bsps/arm/csb337/include/at91rm9200_emac.h
index 77c42d1526..77c42d1526 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_emac.h
+++ b/bsps/arm/csb337/include/at91rm9200_emac.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_gpio.h b/bsps/arm/csb337/include/at91rm9200_gpio.h
index 9fa18ad476..9fa18ad476 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_gpio.h
+++ b/bsps/arm/csb337/include/at91rm9200_gpio.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_mem.h b/bsps/arm/csb337/include/at91rm9200_mem.h
index fafb18f6e8..fafb18f6e8 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_mem.h
+++ b/bsps/arm/csb337/include/at91rm9200_mem.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_pmc.h b/bsps/arm/csb337/include/at91rm9200_pmc.h
index 70cf77fc5a..70cf77fc5a 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_pmc.h
+++ b/bsps/arm/csb337/include/at91rm9200_pmc.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_usart.h b/bsps/arm/csb337/include/at91rm9200_usart.h
index 387f353992..387f353992 100644
--- a/c/src/lib/libbsp/arm/csb337/include/at91rm9200_usart.h
+++ b/bsps/arm/csb337/include/at91rm9200_usart.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/bits.h b/bsps/arm/csb337/include/bits.h
index 6f2c4036b6..6f2c4036b6 100644
--- a/c/src/lib/libbsp/arm/csb337/include/bits.h
+++ b/bsps/arm/csb337/include/bits.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/bsp.h b/bsps/arm/csb337/include/bsp.h
index c99de2fd0a..c99de2fd0a 100644
--- a/c/src/lib/libbsp/arm/csb337/include/bsp.h
+++ b/bsps/arm/csb337/include/bsp.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/bsp/irq.h b/bsps/arm/csb337/include/bsp/irq.h
index 771059a3e4..771059a3e4 100644
--- a/c/src/lib/libbsp/arm/csb337/include/bsp/irq.h
+++ b/bsps/arm/csb337/include/bsp/irq.h
diff --git a/c/src/lib/libbsp/arm/csb337/console/font8x16.h b/bsps/arm/csb337/include/font8x16.h
index 0445b67668..0445b67668 100644
--- a/c/src/lib/libbsp/arm/csb337/console/font8x16.h
+++ b/bsps/arm/csb337/include/font8x16.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/sed1356.h b/bsps/arm/csb337/include/sed1356.h
index d4451ab7e1..d4451ab7e1 100644
--- a/c/src/lib/libbsp/arm/csb337/include/sed1356.h
+++ b/bsps/arm/csb337/include/sed1356.h
diff --git a/c/src/lib/libbsp/arm/csb337/console/sed1356_16bit.h b/bsps/arm/csb337/include/sed1356_16bit.h
index 5ccf85d01c..5ccf85d01c 100644
--- a/c/src/lib/libbsp/arm/csb337/console/sed1356_16bit.h
+++ b/bsps/arm/csb337/include/sed1356_16bit.h
diff --git a/c/src/lib/libbsp/arm/csb337/include/tm27.h b/bsps/arm/csb337/include/tm27.h
index 0dfa7bf628..0dfa7bf628 100644
--- a/c/src/lib/libbsp/arm/csb337/include/tm27.h
+++ b/bsps/arm/csb337/include/tm27.h