patches/strace/4.5.16/120-fix-arm-bad-syscall.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Jan 06 22:34:36 2009 +0000 (2009-01-06)
changeset 1131 b62d14d45fc4
parent 746 b150d6f590fc
permissions -rw-r--r--
Add an option to forbid downloads.
Idea and code-base from Don Elwell <don@manifoldlabs.com>, adapted by me.

/trunk/scripts/functions | 6 6 0 0 ++++++
/trunk/config/global/download.in | 18 18 0 0 ++++++++++++++++++
2 files changed, 24 insertions(+)
     1 diff -dur strace-4.5.16.orig/syscall.c strace-4.5.16/syscall.c
     2 --- strace-4.5.16.orig/syscall.c	2006-12-21 23:13:33.000000000 +0100
     3 +++ strace-4.5.16/syscall.c	2007-07-14 19:21:44.000000000 +0200
     4 @@ -1045,6 +1045,15 @@
     5  		/*
     6  		 * Note: we only deal with only 32-bit CPUs here.
     7  		 */
     8 +
     9 +		if (!(tcp->flags & TCB_INSYSCALL) &&
    10 +		    (tcp->flags & TCB_WAITEXECVE)) {
    11 +			/* caught a fake syscall from the execve's exit */
    12 +			tcp->flags &= ~TCB_WAITEXECVE;
    13 +			return 0;
    14 +		}
    15 +
    16 +
    17  		if (regs.ARM_cpsr & 0x20) {
    18  			/*
    19  			 * Get the Thumb-mode system call number