From 330662f68490e09efad94fba603f09e1746941b3 Mon Sep 17 00:00:00 2001 From: Kamil Rytarowski Date: Wed, 2 Sep 2020 19:08:37 +0200 Subject: [PATCH] Add netbsd_nat::pid_to_exec_file gdb/ChangeLog: * netbsd-nat.h: Include . * (netbsd_nat::pid_to_exec_file): Add. * netbsd-nat.c: Include and . * (netbsd_nat::pid_to_exec_file) Add. --- gdb/ChangeLog | 7 +++++++ gdb/nat/netbsd-nat.c | 17 +++++++++++++++++ gdb/nat/netbsd-nat.h | 8 ++++++++ 3 files changed, 32 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index b4042befb9b..2b8a0ac9e3a 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,10 @@ +2020-09-10 Kamil Rytarowski + + * netbsd-nat.h: Include . + * (netbsd_nat::pid_to_exec_file): Add. + * netbsd-nat.c: Include and . + * (netbsd_nat::pid_to_exec_file) Add. + 2020-09-10 Kamil Rytarowski * configure.nat (NATDEPFILES): Add nat/netbsd-nat.o when needed. diff --git a/gdb/nat/netbsd-nat.c b/gdb/nat/netbsd-nat.c index 2b5a4183e30..a63ac04a39c 100644 --- a/gdb/nat/netbsd-nat.c +++ b/gdb/nat/netbsd-nat.c @@ -19,6 +19,23 @@ #include "nat/netbsd-nat.h" +#include +#include + namespace netbsd_nat { + +/* See netbsd-nat.h. */ + +const char * +pid_to_exec_file (pid_t pid) +{ + static char buf[PATH_MAX]; + int mib[4] = {CTL_KERN, KERN_PROC_ARGS, pid, KERN_PROC_PATHNAME}; + size_t buflen = sizeof (buf); + if (::sysctl (mib, ARRAY_SIZE (mib), buf, &buflen, NULL, 0) != 0) + return NULL; + return buf; +} + } diff --git a/gdb/nat/netbsd-nat.h b/gdb/nat/netbsd-nat.h index 5fa08746610..d11fadd247c 100644 --- a/gdb/nat/netbsd-nat.h +++ b/gdb/nat/netbsd-nat.h @@ -20,8 +20,16 @@ #ifndef NAT_NETBSD_NAT_H #define NAT_NETBSD_NAT_H +#include + namespace netbsd_nat { + +/* Return the executable file name of a process specified by PID. Returns the + string in a static buffer. */ + +extern const char *pid_to_exec_file (pid_t pid); + } #endif -- 2.30.2