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.

8 files changed, 6 insertions, 111 deletions

diff --git a/c/src/lib/libbsp/powerpc/psim/include/bsp.h b/bsps/powerpc/psim/include/bsp.h
index cffc9632e7..cffc9632e7 100644
--- a/c/src/lib/libbsp/powerpc/psim/include/bsp.h
+++ b/bsps/powerpc/psim/include/bsp.h
diff --git a/c/src/lib/libbsp/powerpc/psim/irq/irq.h b/bsps/powerpc/psim/include/bsp/irq.h
index 376c95a627..376c95a627 100644
--- a/c/src/lib/libbsp/powerpc/psim/irq/irq.h
+++ b/bsps/powerpc/psim/include/bsp/irq.h
diff --git a/c/src/lib/libbsp/powerpc/psim/include/psim.h b/bsps/powerpc/psim/include/psim.h
index e7b6fa7578..e7b6fa7578 100644
--- a/c/src/lib/libbsp/powerpc/psim/include/psim.h
+++ b/bsps/powerpc/psim/include/psim.h
diff --git a/c/src/lib/libbsp/powerpc/psim/include/tm27.h b/bsps/powerpc/psim/include/tm27.h
index 3a41283a13..3a41283a13 100644
--- a/c/src/lib/libbsp/powerpc/psim/include/tm27.h
+++ b/bsps/powerpc/psim/include/tm27.h
diff --git a/c/src/lib/libbsp/powerpc/psim/Makefile.am b/c/src/lib/libbsp/powerpc/psim/Makefile.am
index 66150472d6..61f78140c3 100644
--- a/c/src/lib/libbsp/powerpc/psim/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/psim/Makefile.am
@@ -4,19 +4,8 @@ EXTRA_DIST =
 include $(top_srcdir)/../../../../automake/compile.am
 include $(top_srcdir)/../../bsp.am
 
-include_bspdir = $(includedir)/bsp
+dist_project_lib_DATA = startup/bsp_specs
 
-dist_project_lib_DATA = bsp_specs
-
-include_HEADERS = include/bsp.h
-include_HEADERS += include/tm27.h
-include_HEADERS += include/psim.h
-
-include_bsp_HEADERS = ../shared/include/linker-symbols.h
-
-nodist_include_HEADERS = include/bspopts.h
-nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
-nodist_include_bsp_HEADERS += ../../shared/include/console-polled.h
 DISTCLEANFILES = include/bspopts.h
 
 
@@ -30,8 +19,8 @@ rtems_crti.$(OBJEXT): ../../powerpc/shared/start/rtems_crti.S
 	$(CPPASCOMPILE) -o $@ -c $<
 project_lib_DATA += rtems_crti.$(OBJEXT)
 
+project_lib_DATA += linkcmds
 dist_project_lib_DATA += ../shared/startup/linkcmds.base
-dist_project_lib_DATA += startup/linkcmds
 
 noinst_LIBRARIES = libbsp.a
 libbsp_a_SOURCES =
@@ -52,8 +41,6 @@ libbsp_a_SOURCES += ../../shared/console-polled.c
 libbsp_a_SOURCES += console/console-io.c console/consupp.S
 
 # irq
-include_bsp_HEADERS += irq/irq.h ../shared/openpic/openpic.h \
-    ../../shared/include/irq-generic.h
 libbsp_a_SOURCES += irq/irq_init.c ../shared/irq/openpic_i8259_irq.c \
     ../shared/openpic/openpic.c ../../shared/src/irq-server.c  \
     ../../shared/src/irq-generic.c ../../shared/src/irq-default-handler.c
@@ -84,5 +71,5 @@ libbsp_a_LIBADD = ../../../libcpu/@RTEMS_CPU@/shared/cpuIdent.rel \
     ../../../libcpu/@RTEMS_CPU@/mpc6xx/timer.rel \
     ../../../libcpu/@RTEMS_CPU@/mpc6xx/altivec.rel
 
-include $(srcdir)/preinstall.am
 include $(top_srcdir)/../../../../automake/local.am
+include $(srcdir)/../../../../../../bsps/powerpc/psim/headers.am
diff --git a/c/src/lib/libbsp/powerpc/psim/configure.ac b/c/src/lib/libbsp/powerpc/psim/configure.ac
index d97ac6c8c3..11f58874e3 100644
--- a/c/src/lib/libbsp/powerpc/psim/configure.ac
+++ b/c/src/lib/libbsp/powerpc/psim/configure.ac
@@ -4,6 +4,9 @@ AC_PREREQ([2.69])
 AC_INIT([rtems-c-src-lib-libbsp-powerpc-psim],[_RTEMS_VERSION],[https://devel.rtems.org/newticket])
 AC_CONFIG_SRCDIR([make/custom/psim.cfg])
 RTEMS_TOP(../../../../../..)
+RTEMS_SOURCE_TOP
+RTEMS_BUILD_TOP
+RTEMS_BSP_LINKCMDS
 
 RTEMS_CANONICAL_TARGET_CPU
 AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.12.2])
diff --git a/c/src/lib/libbsp/powerpc/psim/preinstall.am b/c/src/lib/libbsp/powerpc/psim/preinstall.am
deleted file mode 100644
index dd18989cb3..0000000000
--- a/c/src/lib/libbsp/powerpc/psim/preinstall.am
+++ /dev/null
@@ -1,95 +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)
-
-all-local: $(TMPINSTALL_FILES)
-
-TMPINSTALL_FILES =
-CLEANFILES += $(TMPINSTALL_FILES)
-
-$(PROJECT_LIB)/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_LIB)
-	@: > $(PROJECT_LIB)/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_LIB)/$(dirstamp)
-
-$(PROJECT_INCLUDE)/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_INCLUDE)
-	@: > $(PROJECT_INCLUDE)/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp)
-
-$(PROJECT_INCLUDE)/bsp/$(dirstamp):
-	@$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
-	@: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-
-$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs
-PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs
-
-$(PROJECT_INCLUDE)/bsp.h: include/bsp.h $(PROJECT_INCLUDE)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp.h
-
-$(PROJECT_INCLUDE)/tm27.h: include/tm27.h $(PROJECT_INCLUDE)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h
-
-$(PROJECT_INCLUDE)/psim.h: include/psim.h $(PROJECT_INCLUDE)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/psim.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/psim.h
-
-$(PROJECT_INCLUDE)/bsp/linker-symbols.h: ../shared/include/linker-symbols.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/linker-symbols.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/linker-symbols.h
-
-$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h $(PROJECT_INCLUDE)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
-
-$(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h
-
-$(PROJECT_INCLUDE)/bsp/console-polled.h: ../../shared/include/console-polled.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/console-polled.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/console-polled.h
-
-$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
-TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
-
-$(PROJECT_LIB)/rtems_crti.$(OBJEXT): rtems_crti.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_LIB)/rtems_crti.$(OBJEXT)
-TMPINSTALL_FILES += $(PROJECT_LIB)/rtems_crti.$(OBJEXT)
-
-$(PROJECT_LIB)/linkcmds.base: ../shared/startup/linkcmds.base $(PROJECT_LIB)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.base
-PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds.base
-
-$(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
-PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
-
-$(PROJECT_INCLUDE)/bsp/irq.h: irq/irq.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h
-
-$(PROJECT_INCLUDE)/bsp/openpic.h: ../shared/openpic/openpic.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/openpic.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/openpic.h
-
-$(PROJECT_INCLUDE)/bsp/irq-generic.h: ../../shared/include/irq-generic.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
-	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-generic.h
-PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-generic.h
-
diff --git a/c/src/lib/libbsp/powerpc/psim/bsp_specs b/c/src/lib/libbsp/powerpc/psim/startup/bsp_specs
index 2625609327..2625609327 100644
--- a/c/src/lib/libbsp/powerpc/psim/bsp_specs
+++ b/c/src/lib/libbsp/powerpc/psim/startup/bsp_specs