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* Makeconfig: Add missing comment.

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* csu/Makefile (extra-objs, omit-deps, install-lib): Add 
BP-flavored startup object. 
($(objpfx)b$(start-installed-name)): New rule. 
* include/libc-symbols.h (symbol_set_declare): Change type 
of `__start_##set' and `__stop_##set' to pointer-to-function. 
(symbol_set_declare): Change type of `set' to array of 
pointer-to-function. 
* include/set-hooks.h (RUN_HOOK): Change type of `ptr' to 
pointer-to-function.
	* Makeconfig: Add missing comment.
	* csu/Makefile (extra-objs, omit-deps, install-lib): Add
	BP-flavored startup object.
	($(objpfx)b$(start-installed-name)): New rule.
	* include/libc-symbols.h (symbol_set_declare): Change type
	of `__start_##set' and `__stop_##set' to pointer-to-function.
	(symbol_set_declare): Change type of `set' to array of
	pointer-to-function.
	* include/set-hooks.h (RUN_HOOK): Change type of `ptr' to
	pointer-to-function.
This commit is contained in:
Greg McGary 2000-06-27 01:20:02 +00:00
parent 9bbc1eccb7
commit 58ff985dd4
5 changed files with 23 additions and 7 deletions
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11
ChangeLog
View File

@ -1,5 +1,16 @@
2000-06-26 Greg McGary <greg@mcgary.org>
* Makeconfig: Add missing comment.
* csu/Makefile (extra-objs, omit-deps, install-lib): Add
BP-flavored startup object.
($(objpfx)b$(start-installed-name)): New rule.
* include/libc-symbols.h (symbol_set_declare): Change type
of `__start_##set' and `__stop_##set' to pointer-to-function.
(symbol_set_declare): Change type of `set' to array of
pointer-to-function.
* include/set-hooks.h (RUN_HOOK): Change type of `ptr' to
pointer-to-function.
* string/bits/string2.h: Inhibit inlines if __BOUNDED_POINTERS__.
* sysdeps/unix/sysv/linux/syscalls.list: Add missing signatures.

2
Makeconfig
View File

@ -634,6 +634,8 @@ bppfx = BP-
ifeq (yes,$(build-bounded))
# Under --enable-bounded, we build the library with `-fbounded-pointers -g'
# to runtime bounds checking. The bounded-pointer objects are named foo.ob.
# We disable sibling-call optimizations so that stack traces will be complete
# and thus aid debugging, since after all, BPs are a debugging tool.
object-suffixes += .ob
CPPFLAGS-.ob = -fbounded-pointers $(pic-default)
CFLAGS-.ob = -g -O2 -fno-optimize-sibling-calls

9
csu/Makefile
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@ -30,11 +30,11 @@ subdir := csu
routines = init-first libc-start $(libc-init) sysdep version check_fds
csu-dummies = $(filter-out $(start-installed-name),crt1.o Mcrt1.o)
extra-objs = start.o gmon-start.o \
$(start-installed-name) g$(start-installed-name) \
$(start-installed-name) g$(start-installed-name) b$(start-installed-name) \
$(csu-dummies)
omit-deps = $(patsubst %.o,%,$(start-installed-name) g$(start-installed-name) \
$(csu-dummies))
install-lib = $(start-installed-name) g$(start-installed-name) \
b$(start-installed-name) $(csu-dummies))
install-lib = $(start-installed-name) g$(start-installed-name) b$(start-installed-name) \
$(csu-dummies)
distribute = initfini.c gmon-start.c start.c defs.awk munch.awk \
abi-note.S init.c munch-tmpl.c
@ -130,6 +130,9 @@ ifeq (yes,$(elf))
$(objpfx)$(start-installed-name): $(objpfx)start.o $(objpfx)abi-note.o \
$(objpfx)init.o
$(link-relocatable)
$(objpfx)b$(start-installed-name): $(objpfx)start.ob $(objpfx)abi-note.ob \
$(objpfx)init.ob
$(link-relocatable)
else
# The startfile is installed under different names, so we just call our
# source file `start.c' and copy to the installed name after compiling.

6
include/libc-symbols.h
View File

@ -239,8 +239,8 @@
/* Declare SET for use in this module, if defined in another module. */
# define symbol_set_declare(set) \
extern void *const __start_##set __attribute__ ((__weak__)); \
extern void *const __stop_##set __attribute__ ((__weak__)); \
extern void (*const __start_##set) (void) __attribute__ ((__weak__)); \
extern void (*const __stop_##set) (void) __attribute__ ((__weak__)); \
weak_extern (__start_##set) weak_extern (__stop_##set)
/* Return a pointer (void *const *) to the first element of SET. */
@ -258,7 +258,7 @@
asm(".stabs \"" __SYMBOL_PREFIX #set "\",25,0,0," __SYMBOL_PREFIX #symbol)
# define bss_set_element(set, symbol) ?error Must use initialized data.
# define symbol_set_define(set) void *const (set)[1];
# define symbol_set_declare(set) extern void *const (set)[1];
# define symbol_set_declare(set) extern void (*const (set)[1]) (void);
# define symbol_set_first_element(set) &(set)[1]
# define symbol_set_end_p(set, ptr) (*(ptr) == 0)

2
include/set-hooks.h
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@ -42,7 +42,7 @@
# define RUN_HOOK(NAME, ARGS) \
do { \
void *const *ptr; \
void (*const *ptr) (void); \
for (ptr = symbol_set_first_element (NAME); \
! symbol_set_end_p (NAME, ptr); ++ptr) \
(*(__##NAME##_hook_function_t *) *ptr) ARGS; \