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.

1 files changed, 0 insertions, 96 deletions

diff --git a/c/src/lib/libbsp/i386/shared/irq/irq.h b/c/src/lib/libbsp/i386/shared/irq/irq.h
deleted file mode 100644
index f7e673c8a7..0000000000
--- a/c/src/lib/libbsp/i386/shared/irq/irq.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/**
- * @file
- * @ingroup i386_irq
- * @brief Interrupt handlers
- */
-
-/* irq.h
- *
- *  This include file describe the data structure and the functions implemented
- *  by rtems to write interrupt handlers.
- *
- *  CopyRight (C) 1998 valette@crf.canon.fr
- *
- *  This code is heavilly inspired by the public specification of STREAM V2
- *  that can be found at :
- *
- *      <http://www.chorus.com/Documentation/index.html> by following
- *  the STREAM API Specification Document link.
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
- */
-
-/**
- * @defgroup i386_irq Interrupt handlers
- * @ingroup i386_shared
- * @brief Data structure and the functions to write interrupt handlers
- * @{
- */
-
-#ifndef _IRQ_H_
-#define _IRQ_H_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/** @brief
- * Include some preprocessor value also used by assember code
- */
-
-#include <bsp/irq_asm.h>
-#include <rtems.h>
-#define BSP_SHARED_HANDLER_SUPPORT      1
-#include <rtems/irq.h>
-#include <rtems/irq-extension.h>
-
-/*-------------------------------------------------------------------------+
-| Constants
-+--------------------------------------------------------------------------*/
-
-/** @brief Base vector for our IRQ handlers. */
-#define BSP_IRQ_VECTOR_BASE		BSP_ASM_IRQ_VECTOR_BASE
-#define BSP_IRQ_LINES_NUMBER    	16
-#define BSP_IRQ_MAX_ON_i8259A		(BSP_IRQ_LINES_NUMBER - 1)
-
-/*
- * Define the number of valid vectors. This is different to the number of IRQ
- * signals supported. Use this value to allocation vector data or range check.
- */
-#define BSP_IRQ_VECTOR_NUMBER        17
-#define BSP_IRQ_VECTOR_LOWEST_OFFSET 0
-#define BSP_IRQ_VECTOR_MAX_OFFSET    (BSP_IRQ_VECTOR_NUMBER - 1)
-
-/** @brief
- * Interrupt offset in comparison to BSP_ASM_IRQ_VECTOR_BASE
- * NB : 1) Interrupt vector number in IDT = offset + BSP_ASM_IRQ_VECTOR_BASE
- * 	    2) The same name should be defined on all architecture
- *	       so that handler connection can be unchanged.
- */
-#define BSP_PERIODIC_TIMER      0 /* fixed on all builds of PC */
-#define BSP_KEYBOARD          	1 /* fixed on all builds of PC */
-#define BSP_UART_COM2_IRQ	3 /* fixed for ISA bus */
-#define BSP_UART_COM1_IRQ	4 /* fixed for ISA bus */
-#define BSP_UART_COM3_IRQ	5
-#define BSP_UART_COM4_IRQ	6
-#define BSP_RT_TIMER1	      	8
-#define BSP_RT_TIMER3		10
-#define BSP_SMP_IPI   		16 /* not part of the ATPIC */
-
-#define BSP_INTERRUPT_VECTOR_MIN BSP_IRQ_VECTOR_LOWEST_OFFSET
-#define BSP_INTERRUPT_VECTOR_MAX BSP_IRQ_VECTOR_MAX_OFFSET
-
-/** @brief
- * Type definition for RTEMS managed interrupts
- */
-typedef unsigned short rtems_i8259_masks;
-
-/** @} */
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _IRQ_H_ */