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authorpeter <peter@FreeBSD.org>2003-12-23 02:42:39 +0000
committerpeter <peter@FreeBSD.org>2003-12-23 02:42:39 +0000
commit998b79089fba1b775a2a89f2c6d325d97dd21ead (patch)
tree1907b96bc90f9f9f4007eae1193fdfe639edb170 /sys/alpha
parent47e1d21299b39eba3b43f8b5986b655cadf52175 (diff)
downloadFreeBSD-src-998b79089fba1b775a2a89f2c6d325d97dd21ead.zip
FreeBSD-src-998b79089fba1b775a2a89f2c6d325d97dd21ead.tar.gz
Add an additional field to the elf brandinfo structure to support
quicker exec-time replacement of the elf interpreter on an emulation environment where an entire /compat/* tree isn't really warranted.
Diffstat (limited to 'sys/alpha')
-rw-r--r--sys/alpha/alpha/elf_machdep.c20
-rw-r--r--sys/alpha/linux/linux_sysvec.c6
2 files changed, 22 insertions, 4 deletions
diff --git a/sys/alpha/alpha/elf_machdep.c b/sys/alpha/alpha/elf_machdep.c
index c76f4d91..794328c 100644
--- a/sys/alpha/alpha/elf_machdep.c
+++ b/sys/alpha/alpha/elf_machdep.c
@@ -81,15 +81,31 @@ static Elf64_Brandinfo freebsd_brand_info = {
ELFOSABI_FREEBSD,
EM_ALPHA,
"FreeBSD",
- "",
+ NULL,
"/libexec/ld-elf.so.1",
- &elf64_freebsd_sysvec
+ &elf64_freebsd_sysvec,
+ NULL,
};
SYSINIT(elf64, SI_SUB_EXEC, SI_ORDER_ANY,
(sysinit_cfunc_t) elf64_insert_brand_entry,
&freebsd_brand_info);
+static Elf64_Brandinfo freebsd_brand_oinfo = {
+ ELFOSABI_FREEBSD,
+ EM_ALPHA,
+ "FreeBSD",
+ NULL,
+ "/usr/libexec/ld-elf.so.1",
+ &elf64_freebsd_sysvec,
+ NULL,
+ };
+
+SYSINIT(oelf64, SI_SUB_EXEC, SI_ORDER_ANY,
+ (sysinit_cfunc_t) elf64_insert_brand_entry,
+ &freebsd_brand_oinfo);
+
+
/* Process one elf relocation with addend. */
static int
elf_reloc_internal(linker_file_t lf, const void *data, int type, int local)
diff --git a/sys/alpha/linux/linux_sysvec.c b/sys/alpha/linux/linux_sysvec.c
index 09cbadd..add35a3 100644
--- a/sys/alpha/linux/linux_sysvec.c
+++ b/sys/alpha/linux/linux_sysvec.c
@@ -210,7 +210,8 @@ static Elf64_Brandinfo linux_brand = {
"Linux",
"/compat/linux",
"/lib/ld-linux.so.1",
- &elf_linux_sysvec
+ &elf_linux_sysvec,
+ NULL,
};
static Elf64_Brandinfo linux_glibc2brand = {
@@ -219,7 +220,8 @@ static Elf64_Brandinfo linux_glibc2brand = {
"Linux",
"/compat/linux",
"/lib/ld-linux.so.2",
- &elf_linux_sysvec
+ &elf_linux_sysvec,
+ NULL,
};
Elf64_Brandinfo *linux_brandlist[] = {
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