From 5f572decf9c6fe42f07706514b5056e7fc65cfef Mon Sep 17 00:00:00 2001 From: Jan Kratochvil Date: Tue, 13 Mar 2012 15:00:37 +0000 Subject: gdb/ * Makefile.in (linux-ptrace.o): New. * common/linux-procfs.c (linux_proc_pid_is_zombie): New, from linux-nat.c. * common/linux-procfs.h (linux_proc_pid_is_zombie): New declaration. * common/linux-ptrace.c: New file. * config/alpha/alpha-linux.mh (NATDEPFILES): Add linux-ptrace.o. * config/arm/linux.mh: Likewise. * config/i386/linux.mh: Likewise. * config/i386/linux64.mh: Likewise. * config/ia64/linux.mh: Likewise. * config/m32r/linux.mh: Likewise. * config/m68k/linux.mh: Likewise. * config/mips/linux.mh: Likewise. * config/pa/linux.mh: Likewise. * config/powerpc/linux.mh: Likewise. * config/powerpc/ppc64-linux.mh: Likewise. * config/powerpc/spu-linux.mh: Likewise. * config/s390/s390.mh: Likewise. * config/sparc/linux.mh: Likewise. * config/sparc/linux64.mh: Likewise. * config/xtensa/linux.mh: Likewise. * linux-nat.c (linux_lwp_is_zombie): Remove, move it to common/linux-procfs.c. (wait_lwp): Rename linux_lwp_is_zombie to linux_proc_pid_is_zombie. gdb/gdbserver/ * Makefile.in (linux-ptrace.o): New. * configure.srv (arm*-*-linux*, bfin-*-*linux*, crisv32-*-linux*) (cris-*-linux*, i[34567]86-*-linux*, ia64-*-linux*, m32r*-*-linux*) (m68*-*-linux*, m68*-*-uclinux*, mips*-*-linux*, powerpc*-*-linux*) (s390*-*-linux*, sh*-*-linux*, sparc*-*-linux*, tic6x-*-uclinux) (x86_64-*-linux*, xtensa*-*-linux*): Add linux-ptrace.o to SRV_TGTOBJ of these targets. * linux-low.c (linux_attach_lwp_1): Remove redundent else clause. --- gdb/common/linux-procfs.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'gdb/common/linux-procfs.c') diff --git a/gdb/common/linux-procfs.c b/gdb/common/linux-procfs.c index 165383e..b7d98a5 100644 --- a/gdb/common/linux-procfs.c +++ b/gdb/common/linux-procfs.c @@ -84,3 +84,34 @@ linux_proc_pid_is_stopped (pid_t pid) } return retval; } + +/* See linux-procfs.h declaration. */ + +int +linux_proc_pid_is_zombie (pid_t pid) +{ + char buffer[100]; + FILE *procfile; + int retval; + int have_state; + + xsnprintf (buffer, sizeof (buffer), "/proc/%d/status", (int) pid); + procfile = fopen (buffer, "r"); + if (procfile == NULL) + { + warning (_("unable to open /proc file '%s'"), buffer); + return 0; + } + + have_state = 0; + while (fgets (buffer, sizeof (buffer), procfile) != NULL) + if (strncmp (buffer, "State:", 6) == 0) + { + have_state = 1; + break; + } + retval = (have_state + && strcmp (buffer, "State:\tZ (zombie)\n") == 0); + fclose (procfile); + return retval; +} -- cgit v1.1