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| author | Roland McGrath <roland@hack.frob.com> | 2013-03-28 15:39:32 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@hack.frob.com> | 2013-03-28 15:39:32 -0700 |
| commit | dc0a02638583d8e7f7e1cc72643d1b26ec6042fd (patch) | |
| tree | 86ec6fdccabc839223424322719e2f9eebae13c3 | |
| parent | 3d3436ae68a907f656a07604eb7e10a50e1c8f85 (diff) | |
| download | glibc-dc0a02638583d8e7f7e1cc72643d1b26ec6042fd.tar.gz glibc-dc0a02638583d8e7f7e1cc72643d1b26ec6042fd.tar.xz glibc-dc0a02638583d8e7f7e1cc72643d1b26ec6042fd.zip | |
Make _dl_phdr pointer to const.
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | csu/libc-tls.c | 2 | ||||
| -rw-r--r-- | elf/dl-support.c | 4 | ||||
| -rw-r--r-- | sysdeps/generic/ldsodefs.h | 2 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/i386/init-first.c | 2 |
5 files changed, 11 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog index 2689884951..de20ebb1c9 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2013-03-28 Roland McGrath <roland@hack.frob.com> + * elf/dl-support.c (_dl_phdr): Make pointer to const. + (_dl_aux_init): Use const in cast when setting it. + * sysdeps/mach/hurd/i386/init-first.c (init1): Remove superfluous cast. + * sysdeps/generic/ldsodefs.h [!SHARED] (_dl_phdr): Update decl. + * csu/libc-tls.c (__libc_setup_tls): Make PHDR pointer to const. + * sysdeps/generic/ldsodefs.h [!SHARED] (_dl_phdr, _dl_phnum): Declare them here. * elf/dl-iteratephdr.c [!SHARED] (_dl_phdr, _dl_phnum): Not here. diff --git a/csu/libc-tls.c b/csu/libc-tls.c index 2a195019cc..c37df67e6c 100644 --- a/csu/libc-tls.c +++ b/csu/libc-tls.c @@ -114,7 +114,7 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign) size_t align = 0; size_t max_align = tcbalign; size_t tcb_offset; - ElfW(Phdr) *phdr; + const ElfW(Phdr) *phdr; /* Look through the TLS segment if there is any. */ if (_dl_phdr != NULL) diff --git a/elf/dl-support.c b/elf/dl-support.c index ad9b4c40b0..7a55b82e34 100644 --- a/elf/dl-support.c +++ b/elf/dl-support.c @@ -126,7 +126,7 @@ int _dl_debug_fd = STDERR_FILENO; int _dl_correct_cache_id = _DL_CACHE_DEFAULT_ID; ElfW(auxv_t) *_dl_auxv; -ElfW(Phdr) *_dl_phdr; +const ElfW(Phdr) *_dl_phdr; size_t _dl_phnum; uint64_t _dl_hwcap __attribute__ ((nocommon)); @@ -205,7 +205,7 @@ _dl_aux_init (ElfW(auxv_t) *av) GLRO(dl_clktck) = av->a_un.a_val; break; case AT_PHDR: - GL(dl_phdr) = (void *) av->a_un.a_val; + GL(dl_phdr) = (const void *) av->a_un.a_val; break; case AT_PHNUM: GL(dl_phnum) = av->a_un.a_val; diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index 89db552542..41684f3837 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -603,7 +603,7 @@ extern const struct rtld_global_ro _rtld_global_ro #ifndef SHARED /* dl-support.c defines these and initializes them early on. */ -extern ElfW(Phdr) *_dl_phdr; +extern const ElfW(Phdr) *_dl_phdr; extern size_t _dl_phnum; #endif diff --git a/sysdeps/mach/hurd/i386/init-first.c b/sysdeps/mach/hurd/i386/init-first.c index 3cfddce15f..59253db539 100644 --- a/sysdeps/mach/hurd/i386/init-first.c +++ b/sysdeps/mach/hurd/i386/init-first.c @@ -122,7 +122,7 @@ init1 (int argc, char *arg0, ...) the exec server. */ extern const void _start; const ElfW(Ehdr) *const ehdr = &_start; - _dl_phdr = (ElfW(Phdr) *) ((const void *) ehdr + ehdr->e_phoff); + _dl_phdr = (const void *) ehdr + ehdr->e_phoff; _dl_phnum = ehdr->e_phnum; assert (ehdr->e_phentsize == sizeof (ElfW(Phdr))); #endif |