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Add netbsd_nat::pid_to_exec_file

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gdb/ChangeLog:

        * netbsd-nat.h: Include <unistd.h>.
        * (netbsd_nat::pid_to_exec_file): Add.
        * netbsd-nat.c: Include <sys/types.h> and <sys/sysctl.h>.
        * (netbsd_nat::pid_to_exec_file) Add.
This commit is contained in:
Kamil Rytarowski
2020-09-02 19:08:37 +02:00
parent 70b67307e9
commit 330662f684
3 changed files with 32 additions and 0 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2020-09-10 Kamil Rytarowski <n54@gmx.com>
* netbsd-nat.h: Include <unistd.h>.
* (netbsd_nat::pid_to_exec_file): Add.
* netbsd-nat.c: Include <sys/types.h> and <sys/sysctl.h>.
* (netbsd_nat::pid_to_exec_file) Add.
2020-09-10 Kamil Rytarowski <n54@gmx.com> 2020-09-10 Kamil Rytarowski <n54@gmx.com>
* configure.nat (NATDEPFILES): Add nat/netbsd-nat.o when needed. * configure.nat (NATDEPFILES): Add nat/netbsd-nat.o when needed.

17
gdb/nat/netbsd-nat.c
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@ -19,6 +19,23 @@
#include "nat/netbsd-nat.h" #include "nat/netbsd-nat.h"
#include <sys/types.h>
#include <sys/sysctl.h>
namespace netbsd_nat 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;
}
} }

8
gdb/nat/netbsd-nat.h
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@ -20,8 +20,16 @@
#ifndef NAT_NETBSD_NAT_H #ifndef NAT_NETBSD_NAT_H
#define NAT_NETBSD_NAT_H #define NAT_NETBSD_NAT_H
#include <unistd.h>
namespace netbsd_nat 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 #endif