(unw_is_signal_frame): Always return 0 for NULL IP.
(unw_is_signal_frame): Always return 0 for NULL IP.

2004/12/02 18:37:47-08:00 hp.com!davidm
(unw_is_signal_frame): Implement it.

2004/12/02 00:40:45-08:00 mostang.com!davidm

(Logical change 1.290)

dagar/libunwind,geekboxzone/lollipop_external_libunwind,joyent/libunwind,igprof/libunwind,frida/libunwind,evaautomation/libunwind,dreal-deps/libunwind,fillexen/libunwind,dropbox/libunwind,tony/libunwind,android-ia/platform_external_libunwind,tkelman/libunwind,ehsan/libunwind,SyndicateRogue/libunwind,atanasyan/libunwind-android,djwatson/libunwind,android-ia/platform_external_libunwind,dreal-deps/libunwind,jrmuizel/libunwind,mpercy/libunwind,Chilledheart/libunwind,krytarowski/libunwind,fdoray/libunwind,geekboxzone/mmallow_external_libunwind,vtjnash/libunwind,rntz/libunwind,cloudius-systems/libunwind,vegard/libunwind,CyanogenMod/android_external_libunwind,rogwfu/libunwind,rantala/libunwind,rogwfu/libunwind,martyone/libunwind,0xlab/0xdroid-external_libunwind,frida/libunwind,SyndicateRogue/libunwind,wdv4758h/libunwind,fillexen/libunwind,Keno/libunwind,maltek/platform_external_libunwind,0xlab/0xdroid-external_libunwind,Chilledheart/libunwind,tony/libunwind,fillexen/libunwind,adsharma/libunwind,bo-on-software/libunwind,martyone/libunwind,unkadoug/libunwind,djwatson/libunwind,olibc/libunwind,wdv4758h/libunwind,fdoray/libunwind,cloudius-systems/libunwind,dropbox/libunwind,evaautomation/libunwind,geekboxzone/lollipop_external_libunwind,mpercy/libunwind,libunwind/libunwind,igprof/libunwind,tronical/libunwind,geekboxzone/lollipop_external_libunwind,geekboxzone/mmallow_external_libunwind,rogwfu/libunwind,pathscale/libunwind,Keno/libunwind,vtjnash/libunwind,atanasyan/libunwind-android,jrmuizel/libunwind,jrmuizel/libunwind,rantala/libunwind,zliu2014/libunwind-tilegx,yuyichao/libunwind,tkelman/libunwind,evaautomation/libunwind,bo-on-software/libunwind,cloudius-systems/libunwind,rntz/libunwind,adsharma/libunwind,dagar/libunwind,lat/libunwind,joyent/libunwind,Keno/libunwind,DroidSim/platform_external_libunwind,unkadoug/libunwind,bo-on-software/libunwind,unkadoug/libunwind,pathscale/libunwind,cms-externals/libunwind,vegard/libunwind,ehsan/libunwind,atanasyan/libunwind,zeldin/platform_external_libunwind,tony/libunwind,geekboxzone/mmallow_external_libunwind,tronical/libunwind,dropbox/libunwind,DroidSim/platform_external_libunwind,olibc/libunwind,cms-externals/libunwind,android-ia/platform_external_libunwind,androidarmv6/android_external_libunwind,libunwind/libunwind,maltek/platform_external_libunwind,androidarmv6/android_external_libunwind,dreal-deps/libunwind,djwatson/libunwind,dagar/libunwind,ehsan/libunwind,yuyichao/libunwind,vtjnash/libunwind,project-zerus/libunwind,project-zerus/libunwind,SyndicateRogue/libunwind,lat/libunwind,lat/libunwind,igprof/libunwind,pathscale/libunwind,vegard/libunwind,olibc/libunwind,androidarmv6/android_external_libunwind,mpercy/libunwind,CyanogenMod/android_external_libunwind,krytarowski/libunwind,maltek/platform_external_libunwind,rantala/libunwind,zliu2014/libunwind-tilegx,fdoray/libunwind,cms-externals/libunwind,martyone/libunwind,krytarowski/libunwind,project-zerus/libunwind,zliu2014/libunwind-tilegx,DroidSim/platform_external_libunwind,wdv4758h/libunwind,tkelman/libunwind,Chilledheart/libunwind,zeldin/platform_external_libunwind,libunwind/libunwind,0xlab/0xdroid-external_libunwind,CyanogenMod/android_external_libunwind,tronical/libunwind,zeldin/platform_external_libunwind,yuyichao/libunwind,adsharma/libunwind,atanasyan/libunwind,frida/libunwind,atanasyan/libunwind,atanasyan/libunwind-android,rntz/libunwind,joyent/libunwind