diff options
Diffstat (limited to 'sysdeps/unix/sysv/solaris2/kopensolaris-gnu/dl-sysdep.c')
| -rw-r--r-- | sysdeps/unix/sysv/solaris2/kopensolaris-gnu/dl-sysdep.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/dl-sysdep.c b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/dl-sysdep.c new file mode 100644 index 0000000000..7ff55cf5bc --- /dev/null +++ b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/dl-sysdep.c @@ -0,0 +1,35 @@ +/* Copyright (C) 2008 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <link.h> +#include <sys/mman.h> +#include <ldsodefs.h> + +#define DL_SYSDEP_INIT exec_last_load (phdr, phnum) + +static inline void exec_last_load (const ElfW(Phdr) *phdr, ElfW(Word) phnum) +{ + /* Check if the last PT_LOAD segment is executable. */ + GLRO(dl_malloc_prot_exec) = 0; + for (uint_fast16_t i = 0; i < phnum; ++i) + if (phdr[i].p_type == PT_LOAD) + GLRO(dl_malloc_prot_exec) = (phdr[i].p_flags & PF_X) ? PROT_EXEC : 0; +} + +#include <elf/dl-sysdep.c> |