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import gc6.1alpha5

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This commit is contained in:
Fumitoshi UKAI
2002-07-10 14:21:11 +00:00
parent adfa59bd5f
commit bb118b7356
72 changed files with 18916 additions and 8113 deletions
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64
gc/dyn_load.c
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@@ -55,7 +55,7 @@
!defined(MSWIN32) && !defined(MSWINCE) && \
!(defined(ALPHA) && defined(OSF1)) && \
!defined(HPUX) && !(defined(LINUX) && defined(__ELF__)) && \
!defined(RS6000) && !defined(SCO_ELF) && \
!defined(RS6000) && !defined(SCO_ELF) && !defined(DGUX) && \
!(defined(FREEBSD) && defined(__ELF__)) && \
!(defined(NETBSD) && defined(__ELF__)) && !defined(HURD)
--> We only know how to find data segments of dynamic libraries for the
@@ -79,6 +79,23 @@
# define l_name lm_name
#endif
#if defined(LINUX) && defined(__ELF__) || defined(SCO_ELF) || \
(defined(FREEBSD) && defined(__ELF__)) || defined(DGUX) || \
(defined(NETBSD) && defined(__ELF__)) || defined(HURD)
# include <stddef.h>
# include <elf.h>
# include <link.h>
#endif
/* Newer versions of GNU/Linux define this macro. We
* define it similarly for any ELF systems that don't. */
# ifndef ElfW
# if !defined(ELF_CLASS) || ELF_CLASS == ELFCLASS32
# define ElfW(type) Elf32_##type
# else
# define ElfW(type) Elf64_##type
# endif
# endif
#if defined(SUNOS5DL) && !defined(USE_PROC_FOR_LIBRARIES)
@@ -89,11 +106,11 @@
static struct link_map *
GC_FirstDLOpenedLinkMap()
{
extern Elf32_Dyn _DYNAMIC;
Elf32_Dyn *dp;
extern ElfW(Dyn) _DYNAMIC;
ElfW(Dyn) *dp;
struct r_debug *r;
static struct link_map * cachedResult = 0;
static Elf32_Dyn *dynStructureAddr = 0;
static ElfW(Dyn) *dynStructureAddr = 0;
/* BTL: added to avoid Solaris 5.3 ld.so _DYNAMIC bug */
# ifdef SUNOS53_SHARED_LIB
@@ -103,7 +120,7 @@ GC_FirstDLOpenedLinkMap()
/* at program startup. */
if( dynStructureAddr == 0 ) {
void* startupSyms = dlopen(0, RTLD_LAZY);
dynStructureAddr = (Elf32_Dyn*)dlsym(startupSyms, "_DYNAMIC");
dynStructureAddr = (ElfW(Dyn)*)dlsym(startupSyms, "_DYNAMIC");
}
# else
dynStructureAddr = &_DYNAMIC;
@@ -114,7 +131,7 @@ GC_FirstDLOpenedLinkMap()
}
if( cachedResult == 0 ) {
int tag;
for( dp = ((Elf32_Dyn *)(&_DYNAMIC)); (tag = dp->d_tag) != 0; dp++ ) {
for( dp = ((ElfW(Dyn) *)(&_DYNAMIC)); (tag = dp->d_tag) != 0; dp++ ) {
if( tag == DT_DEBUG ) {
struct link_map *lm
= ((struct r_debug *)(dp->d_un.d_ptr))->r_map;
@@ -200,14 +217,14 @@ void GC_register_dynamic_libraries()
TRUE);
# endif
# ifdef SUNOS5DL
Elf32_Ehdr * e;
Elf32_Phdr * p;
ElfW(Ehdr) * e;
ElfW(Phdr) * p;
unsigned long offset;
char * start;
register int i;
e = (Elf32_Ehdr *) lm->l_addr;
p = ((Elf32_Phdr *)(((char *)(e)) + e->e_phoff));
e = (ElfW(Ehdr) *) lm->l_addr;
p = ((ElfW(Phdr) *)(((char *)(e)) + e->e_phoff));
offset = ((unsigned long)(lm->l_addr));
for( i = 0; i < (int)(e->e_phnum); ((i++),(p++)) ) {
switch( p->p_type ) {
@@ -247,7 +264,7 @@ void GC_register_dynamic_libraries()
# endif /* SUNOS */
#if defined(LINUX) && defined(__ELF__) || defined(SCO_ELF) || \
(defined(FREEBSD) && defined(__ELF__)) || \
(defined(FREEBSD) && defined(__ELF__)) || defined(DGUX) || \
(defined(NETBSD) && defined(__ELF__)) || defined(HURD)
@@ -429,10 +446,6 @@ static char *parse_map_entry(char *buf_ptr, word *start, word *end,
/* For glibc 2.2.4+. Unfortunately, it doesn't work for older */
/* versions. Thanks to Jakub Jelinek for most of the code. */
#include <stddef.h>
#include <elf.h>
#include <link.h>
# if defined(LINUX) /* Are others OK here, too? */ \
&& (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
|| (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
@@ -516,23 +529,14 @@ GC_bool GC_register_dynamic_libraries_dl_iterate_phdr()
# endif
/* Newer versions of Linux/Alpha and Linux/x86 define this macro. We
* define it for those older versions that don't. */
# ifndef ElfW
# if !defined(ELF_CLASS) || ELF_CLASS == ELFCLASS32
# define ElfW(type) Elf32_##type
# else
# define ElfW(type) Elf64_##type
# endif
# endif
#ifdef __GNUC__
# pragma weak _DYNAMIC
#endif
extern ElfW(Dyn) _DYNAMIC[];
static struct link_map *
GC_FirstDLOpenedLinkMap()
{
# ifdef __GNUC__
# pragma weak _DYNAMIC
# endif
extern ElfW(Dyn) _DYNAMIC[];
ElfW(Dyn) *dp;
struct r_debug *r;
static struct link_map *cachedResult = 0;
@@ -773,7 +777,7 @@ void GC_register_dynamic_libraries()
# endif
# ifndef MSWINCE
extern GC_bool GC_win32s;
extern GC_bool GC_no_win32_dlls;
# endif
void GC_register_dynamic_libraries()
@@ -786,7 +790,7 @@ void GC_register_dynamic_libraries()
char * limit, * new_limit;
# ifdef MSWIN32
if (GC_win32s) return;
if (GC_no_win32_dlls) return;
# endif
base = limit = p = GC_sysinfo.lpMinimumApplicationAddress;
# if defined(MSWINCE) && !defined(_WIN32_WCE_EMULATION)