patches/strace/4.5.17/120-fix-arm-bad-syscall.patch
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Mon Feb 13 21:51:48 2012 +0100 (2012-02-13)
changeset 2884 91017ae2151c
parent 747 d3e603e7c17c
permissions -rw-r--r--
cc/gcc: do not consume parameters when parsing them

The current construct consumes the parameters while we parse them.
Change this to a construct that does not consume the parameters.

This has no impact on gcc, but is done for homogeneity with other
components (eg. glibc).

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 Original patch from gentoo: ../../dev/crosstool-NG/ct-ng.trunk/patches/strace/4.5.17/120-fix-arm-bad-syscall.patch
     2 -= BEGIN original header =-
     3 diff -dur strace-4.5.16.orig/syscall.c strace-4.5.16/syscall.c
     4 -= END original header =-
     5 diff -durN strace-4.5.17.orig/syscall.c strace-4.5.17/syscall.c
     6 --- strace-4.5.17.orig/syscall.c	2008-05-28 01:18:29.000000000 +0200
     7 +++ strace-4.5.17/syscall.c	2008-10-24 21:30:13.000000000 +0200
     8 @@ -1016,6 +1016,15 @@
     9  		/*
    10  		 * Note: we only deal with only 32-bit CPUs here.
    11  		 */
    12 +
    13 +		if (!(tcp->flags & TCB_INSYSCALL) &&
    14 +		    (tcp->flags & TCB_WAITEXECVE)) {
    15 +			/* caught a fake syscall from the execve's exit */
    16 +			tcp->flags &= ~TCB_WAITEXECVE;
    17 +			return 0;
    18 +		}
    19 +
    20 +
    21  		if (regs.ARM_cpsr & 0x20) {
    22  			/*
    23  			 * Get the Thumb-mode system call number