diff options
Diffstat (limited to 'libsigsegv/src/stackvma-linux.c')
-rw-r--r-- | libsigsegv/src/stackvma-linux.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/libsigsegv/src/stackvma-linux.c b/libsigsegv/src/stackvma-linux.c deleted file mode 100644 index 33842287..00000000 --- a/libsigsegv/src/stackvma-linux.c +++ /dev/null @@ -1,83 +0,0 @@ -/* Determine the virtual memory area of a given address. Linux version. - Copyright (C) 2002, 2006, 2008 Bruno Haible <bruno@clisp.org> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#include "stackvma.h" -#include <stdio.h> - -#include "stackvma-simple.c" -#include "stackvma-rofile.c" - -#if HAVE_MINCORE -# define sigsegv_get_vma mincore_get_vma -# define STATIC static -# include "stackvma-mincore.c" -# undef sigsegv_get_vma -#endif - -int -sigsegv_get_vma (unsigned long address, struct vma_struct *vma) -{ - struct rofile rof; - int c; - unsigned long start, end; -#if STACK_DIRECTION < 0 - unsigned long prev; -#endif - - /* Open the current process' maps file. It describes one VMA per line. */ - if (rof_open (&rof, "/proc/self/maps") < 0) - goto failed; - -#if STACK_DIRECTION < 0 - prev = 0; -#endif - for (;;) - { - if (!(rof_scanf_lx (&rof, &start) >= 0 - && rof_getchar (&rof) == '-' - && rof_scanf_lx (&rof, &end) >= 0)) - break; - while (c = rof_getchar (&rof), c != -1 && c != '\n') - continue; - if (address >= start && address <= end - 1) - { - vma->start = start; - vma->end = end; -#if STACK_DIRECTION < 0 - vma->prev_end = prev; -#else - if (!(rof_scanf_lx (&rof, &vma->next_start) >= 0 - && rof_getchar (&rof) == '-' - && rof_scanf_lx (&rof, &end) >= 0)) - vma->next_start = 0; -#endif - rof_close (&rof); - vma->is_near_this = simple_is_near_this; - return 0; - } -#if STACK_DIRECTION < 0 - prev = end; -#endif - } - rof_close (&rof); - failed: -#if HAVE_MINCORE - return mincore_get_vma (address, vma); -#else - return -1; -#endif -} |