Terence, Is your print statement working or does that not show up either? On Friday, August 3, 2012 5:04:21 AM UTC-7, Terence Yeong wrote: > > Hi guys, > > I'm a student doing a project where I have to interrupt the init process > of Android. As we all know, init is the program that is run after the > kernel boots up. > > In the source code of init.c, I made the following changes to main(): > > int main(int argc, char **argv) > { > int fd_count = 0; > struct pollfd ufds[4]; > char *tmpdev; > ... > > // START OF MY EDIT IN PSEUDOCODE > fputs("Press enter to start test tool\n", stdout); > if (user input received) > { > execve("./system/bin/test_tool", NULL, NULL); > } > // END OF MY EDIT > > // rest of init.c > ... > } > > Upon first boot up, I adb push test_tool (which is a properly compiled ARM > executable for Linux) to system/bin/ and chmod it to 777, then do a reboot. > > As far as I know, execve should never return if executed successfully. > However, I'm still seeing the rest of the init process being executed, > which should mean that execve is not working? > >
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