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, 85 deletions

diff --git a/cpukit/score/cpu/i386/rtems/score/interrupts.h b/cpukit/score/cpu/i386/rtems/score/interrupts.h
deleted file mode 100644
index 3a7971c1ff..0000000000
--- a/cpukit/score/cpu/i386/rtems/score/interrupts.h
+++ /dev/null
@@ -1,85 +0,0 @@
-/**
- * @file
- * 
- * @brief Intel I386 Interrupt Macros
- *
- * Formerly contained in and extracted from libcpu/i386/cpu.h
- */
-
-/*
- *  COPYRIGHT (c) 1998 valette@crf.canon.fr
- *
- *  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.
- *
- *  Applications must not include this file directly.
- */
-
-#ifndef _RTEMS_SCORE_INTERRUPTS_H
-#define _RTEMS_SCORE_INTERRUPTS_H
-
-#ifndef ASM
-
-struct 	__rtems_raw_irq_connect_data__;
-
-typedef void (*rtems_raw_irq_hdl)		(void);
-typedef void (*rtems_raw_irq_enable)		(const struct __rtems_raw_irq_connect_data__*);
-typedef void (*rtems_raw_irq_disable)		(const struct __rtems_raw_irq_connect_data__*);
-typedef int  (*rtems_raw_irq_is_enabled)	(const struct __rtems_raw_irq_connect_data__*);
-
-/**
- * @name Interrupt Level Macros
- * 
- */
-/**@{**/
-#if !defined(RTEMS_PARAVIRT)
-#define i386_disable_interrupts( _level ) \
-  { \
-    __asm__ volatile ( "pushf ; \
-                    cli ; \
-                    pop %0" \
-                   : "=rm" ((_level)) \
-    ); \
-  }
-
-#define i386_enable_interrupts( _level )  \
-  { \
-    __asm__ volatile ( "push %0 ; \
-                    popf" \
-                    : : "rm" ((_level)) : "cc" \
-    ); \
-  }
-
-#define i386_flash_interrupts( _level ) \
-  { \
-    __asm__ volatile ( "push %0 ; \
-                    popf ; \
-                    cli" \
-                    : : "rm" ((_level)) : "cc" \
-    ); \
-  }
-
-#define i386_get_interrupt_level( _level ) \
-  do { \
-    register uint32_t   _eflags; \
-    \
-    __asm__ volatile ( "pushf ; \
-                    pop %0" \
-                    : "=rm" ((_eflags)) \
-    ); \
-    \
-    _level = (_eflags & EFLAGS_INTR_ENABLE) ? 0 : 1; \
-  } while (0)
-#else
-uint32_t i386_disable_interrupts( void );
-void i386_enable_interrupts(uint32_t level);
-void i386_flash_interrupts(uint32_t level);
-void i386_set_interrupt_level(uint32_t new_level);
-uint32_t i386_get_interrupt_level( void );
-#endif /* PARAVIRT */
-
-/** @} */
-
-#endif
-#endif