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.

12 files changed, 23 insertions, 77 deletions

diff --git a/cpukit/score/cpu/mips/Makefile.am b/cpukit/score/cpu/mips/Makefile.am
index 123e5232b9..fe7fa5582c 100644
--- a/cpukit/score/cpu/mips/Makefile.am
+++ b/cpukit/score/cpu/mips/Makefile.am
@@ -1,23 +1,9 @@
 include $(top_srcdir)/automake/compile.am
 
-include_rtemsdir = $(includedir)/rtems
-include_rtems_HEADERS = rtems/asm.h
-
-include_rtems_mipsdir = $(includedir)/rtems/mips
-include_rtems_mips_HEADERS = rtems/mips/idtcpu.h
-include_rtems_mips_HEADERS += rtems/mips/iregdef.h
-
-include_rtems_scoredir = $(includedir)/rtems/score
-include_rtems_score_HEADERS = rtems/score/cpu.h
-include_rtems_score_HEADERS += rtems/score/cpuimpl.h
-include_rtems_score_HEADERS += rtems/score/mips.h
-include_rtems_score_HEADERS += rtems/score/types.h
-include_rtems_score_HEADERS += rtems/score/cpuatomic.h
-
 noinst_LIBRARIES = libscorecpu.a
 libscorecpu_a_SOURCES = cpu.c cpu_asm.S
 libscorecpu_a_SOURCES += ../no_cpu/cpucounterread.c
 libscorecpu_a_CPPFLAGS = $(AM_CPPFLAGS)
 
-include $(srcdir)/preinstall.am
 include $(top_srcdir)/automake/local.am
+include $(srcdir)/headers.am
diff --git a/cpukit/score/cpu/mips/headers.am b/cpukit/score/cpu/mips/headers.am
new file mode 100644
index 0000000000..cbcf1dd91f
--- /dev/null
+++ b/cpukit/score/cpu/mips/headers.am
@@ -0,0 +1,22 @@
+## This file was generated by "./boostrap -H".
+
+include_machinedir = $(includedir)/machine
+include_machine_HEADERS =
+include_machine_HEADERS += include/machine/elf_machdep.h
+
+include_rtemsdir = $(includedir)/rtems
+include_rtems_HEADERS =
+include_rtems_HEADERS += include/rtems/asm.h
+
+include_rtems_mipsdir = $(includedir)/rtems/mips
+include_rtems_mips_HEADERS =
+include_rtems_mips_HEADERS += include/rtems/mips/idtcpu.h
+include_rtems_mips_HEADERS += include/rtems/mips/iregdef.h
+
+include_rtems_scoredir = $(includedir)/rtems/score
+include_rtems_score_HEADERS =
+include_rtems_score_HEADERS += include/rtems/score/cpu.h
+include_rtems_score_HEADERS += include/rtems/score/cpuatomic.h
+include_rtems_score_HEADERS += include/rtems/score/cpuimpl.h
+include_rtems_score_HEADERS += include/rtems/score/mips.h
+include_rtems_score_HEADERS += include/rtems/score/types.h
diff --git a/cpukit/libdl/include/arch/mips/machine/elf_machdep.h b/cpukit/score/cpu/mips/include/machine/elf_machdep.h
index 26700ce4ce..26700ce4ce 100644
--- a/cpukit/libdl/include/arch/mips/machine/elf_machdep.h
+++ b/cpukit/score/cpu/mips/include/machine/elf_machdep.h
diff --git a/cpukit/score/cpu/mips/rtems/asm.h b/cpukit/score/cpu/mips/include/rtems/asm.h
index 9c84f61990..9c84f61990 100644
--- a/cpukit/score/cpu/mips/rtems/asm.h
+++ b/cpukit/score/cpu/mips/include/rtems/asm.h
diff --git a/cpukit/score/cpu/mips/rtems/mips/idtcpu.h b/cpukit/score/cpu/mips/include/rtems/mips/idtcpu.h
index 927bbec133..927bbec133 100644
--- a/cpukit/score/cpu/mips/rtems/mips/idtcpu.h
+++ b/cpukit/score/cpu/mips/include/rtems/mips/idtcpu.h
diff --git a/cpukit/score/cpu/mips/rtems/mips/iregdef.h b/cpukit/score/cpu/mips/include/rtems/mips/iregdef.h
index 5d41074184..5d41074184 100644
--- a/cpukit/score/cpu/mips/rtems/mips/iregdef.h
+++ b/cpukit/score/cpu/mips/include/rtems/mips/iregdef.h
diff --git a/cpukit/score/cpu/mips/rtems/score/cpu.h b/cpukit/score/cpu/mips/include/rtems/score/cpu.h
index 74afc800b9..74afc800b9 100644
--- a/cpukit/score/cpu/mips/rtems/score/cpu.h
+++ b/cpukit/score/cpu/mips/include/rtems/score/cpu.h
diff --git a/cpukit/score/cpu/mips/rtems/score/cpuatomic.h b/cpukit/score/cpu/mips/include/rtems/score/cpuatomic.h
index 598ee76b20..598ee76b20 100644
--- a/cpukit/score/cpu/mips/rtems/score/cpuatomic.h
+++ b/cpukit/score/cpu/mips/include/rtems/score/cpuatomic.h
diff --git a/cpukit/score/cpu/mips/rtems/score/cpuimpl.h b/cpukit/score/cpu/mips/include/rtems/score/cpuimpl.h
index 789f2badd9..789f2badd9 100644
--- a/cpukit/score/cpu/mips/rtems/score/cpuimpl.h
+++ b/cpukit/score/cpu/mips/include/rtems/score/cpuimpl.h
diff --git a/cpukit/score/cpu/mips/rtems/score/mips.h b/cpukit/score/cpu/mips/include/rtems/score/mips.h
index 4c2c53fa6d..4c2c53fa6d 100644
--- a/cpukit/score/cpu/mips/rtems/score/mips.h
+++ b/cpukit/score/cpu/mips/include/rtems/score/mips.h
diff --git a/cpukit/score/cpu/mips/rtems/score/types.h b/cpukit/score/cpu/mips/include/rtems/score/types.h
index e3226a3bb4..e3226a3bb4 100644
--- a/cpukit/score/cpu/mips/rtems/score/types.h
+++ b/cpukit/score/cpu/mips/include/rtems/score/types.h
diff --git a/cpukit/score/cpu/mips/preinstall.am b/cpukit/score/cpu/mips/preinstall.am
deleted file mode 100644
index 8fa3cc67a3..0000000000
--- a/cpukit/score/cpu/mips/preinstall.am
+++ /dev/null
@@ -1,62 +0,0 @@
-## Automatically generated by ampolish3 - Do not edit
-
-if AMPOLISH3
-$(srcdir)/preinstall.am: Makefile.am
-	$(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
-endif
-
-PREINSTALL_DIRS =
-DISTCLEANFILES = $(PREINSTALL_DIRS)
-
-all-am: $(PREINSTALL_FILES)
-
-PREINSTALL_FILES =
-CLEANFILES = $(PREINSTALL_FILES)
-
-$(PROJECT_INCLUDE)/rtems/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_INCLUDE)/rtems
-	@: > $(PROJECT_INCLUDE)/rtems/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_INCLUDE)/rtems/$(dirstamp)
-
-$(PROJECT_INCLUDE)/rtems/asm.h: rtems/asm.h $(PROJECT_INCLUDE)/rtems/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/asm.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/asm.h
-
-$(PROJECT_INCLUDE)/rtems/mips/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_INCLUDE)/rtems/mips
-	@: > $(PROJECT_INCLUDE)/rtems/mips/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_INCLUDE)/rtems/mips/$(dirstamp)
-
-$(PROJECT_INCLUDE)/rtems/mips/idtcpu.h: rtems/mips/idtcpu.h $(PROJECT_INCLUDE)/rtems/mips/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/mips/idtcpu.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/mips/idtcpu.h
-
-$(PROJECT_INCLUDE)/rtems/mips/iregdef.h: rtems/mips/iregdef.h $(PROJECT_INCLUDE)/rtems/mips/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/mips/iregdef.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/mips/iregdef.h
-
-$(PROJECT_INCLUDE)/rtems/score/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_INCLUDE)/rtems/score
-	@: > $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-
-$(PROJECT_INCLUDE)/rtems/score/cpu.h: rtems/score/cpu.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/cpu.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/cpu.h
-
-$(PROJECT_INCLUDE)/rtems/score/cpuimpl.h: rtems/score/cpuimpl.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/cpuimpl.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/cpuimpl.h
-
-$(PROJECT_INCLUDE)/rtems/score/mips.h: rtems/score/mips.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/mips.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/mips.h
-
-$(PROJECT_INCLUDE)/rtems/score/types.h: rtems/score/types.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/types.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/types.h
-
-$(PROJECT_INCLUDE)/rtems/score/cpuatomic.h: rtems/score/cpuatomic.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/cpuatomic.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/cpuatomic.h
-