diff options
author | Greg McGary <greg@mcgary.org> | 2000-07-07 02:19:06 +0000 |
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committer | Greg McGary <greg@mcgary.org> | 2000-07-07 02:19:06 +0000 |
commit | 4bbb61e414b377b647bcbff13dcd77cc323b3645 (patch) | |
tree | 6e0019e43e58a30861802991cb93f5d2d1f21ecf /sysdeps/unix/sysv/linux/i386/brk.c | |
parent | c0f53cdd08913ef09f9bb66fb1b14cd88598cff9 (diff) | |
download | glibc-4bbb61e414b377b647bcbff13dcd77cc323b3645.tar.gz glibc-4bbb61e414b377b647bcbff13dcd77cc323b3645.tar.xz glibc-4bbb61e414b377b647bcbff13dcd77cc323b3645.zip |
* sysdeps/generic/bp-checks.h (CHECK_SIGSET, CHECK_SIGSETopt):
New macros. * sysdeps/generic/strcpy.c: Add bounds checks. * sysdeps/unix/fxstat.c: Likewise. * sysdeps/unix/xstat.c: Likewise. * sysdeps/unix/common/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/execve.c: Likewise. * sysdeps/unix/sysv/linux/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/fxstat64.c: Likewise. * sysdeps/unix/sysv/linux/getcwd.c: Likewise. * sysdeps/unix/sysv/linux/getdents.c: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/ptrace.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/sysctl.c: Likewise. * sysdeps/unix/sysv/linux/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/ustat.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/xstat.c: Likewise. * sysdeps/unix/sysv/linux/xstat64.c: Likewise. * sysdeps/unix/sysv/linux/arm/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/i386/brk.c: Likewise. * sysdeps/unix/sysv/linux/i386/chown.c: Likewise. * sysdeps/unix/sysv/linux/i386/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/getgroups.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresgid.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/getrlimit.c: Likewise. * sysdeps/unix/sysv/linux/i386/lchown.c: Likewise. * sysdeps/unix/sysv/linux/i386/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/setgroups.c: Likewise. * sysdeps/unix/sysv/linux/i386/setrlimit.c: Likewise. * sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/i386/xstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/ia64/xstat.c: Likewise. * sysdeps/unix/sysv/linux/m68k/chown.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/mips/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/mips/ustat.c: Likewise. * sysdeps/unix/sysv/linux/mips/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: Likewise. * sysdeps/generic/bp-checks.h (CHECK_SIGSET, CHECK_SIGSETopt): New macros. * sysdeps/generic/strcpy.c: Add bounds checks. * sysdeps/unix/fxstat.c: Likewise. * sysdeps/unix/xstat.c: Likewise. * sysdeps/unix/common/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/execve.c: Likewise. * sysdeps/unix/sysv/linux/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/fxstat64.c: Likewise. * sysdeps/unix/sysv/linux/getcwd.c: Likewise. * sysdeps/unix/sysv/linux/getdents.c: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/ptrace.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/sysctl.c: Likewise. * sysdeps/unix/sysv/linux/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/ustat.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/xstat.c: Likewise. * sysdeps/unix/sysv/linux/xstat64.c: Likewise. * sysdeps/unix/sysv/linux/arm/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/i386/brk.c: Likewise. * sysdeps/unix/sysv/linux/i386/chown.c: Likewise. * sysdeps/unix/sysv/linux/i386/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/getgroups.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresgid.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/getrlimit.c: Likewise. * sysdeps/unix/sysv/linux/i386/lchown.c: Likewise. * sysdeps/unix/sysv/linux/i386/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/setgroups.c: Likewise. * sysdeps/unix/sysv/linux/i386/setrlimit.c: Likewise. * sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/i386/xstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/ia64/xstat.c: Likewise. * sysdeps/unix/sysv/linux/m68k/chown.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/mips/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/mips/ustat.c: Likewise. * sysdeps/unix/sysv/linux/mips/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigpending.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/brk.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/brk.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/brk.c b/sysdeps/unix/sysv/linux/i386/brk.c index 5bb9d59d5c..e528b9bf39 100644 --- a/sysdeps/unix/sysv/linux/i386/brk.c +++ b/sysdeps/unix/sysv/linux/i386/brk.c @@ -1,5 +1,5 @@ /* brk system call for Linux/i386. - Copyright (C) 1995, 1996 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,6 +21,8 @@ #include <unistd.h> #include <sysdep.h> +#include <bp-checks.h> + /* This must be initialized data because commons can't have aliases. */ void *__curbrk = 0; @@ -32,14 +34,14 @@ weak_alias (__curbrk, ___brk_addr) int __brk (void *addr) { - void *newbrk, *scratch; + void *__unbounded newbrk, *__unbounded scratch; asm ("movl %%ebx, %1\n" /* Save %ebx in scratch register. */ "movl %3, %%ebx\n" /* Put ADDR in %ebx to be syscall arg. */ "int $0x80 # %2\n" /* Perform the system call. */ "movl %1, %%ebx\n" /* Restore %ebx from scratch register. */ : "=a" (newbrk), "=r" (scratch) - : "0" (SYS_ify (brk)), "g" (addr)); + : "0" (SYS_ify (brk)), "g" (__ptrvalue (addr))); __curbrk = newbrk; |