2018-09-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+ PR tdep/17903
+ * procfs.c (procfs_target): Declare pid_to_exec_file.
+ (procfs_target::pid_to_exec_file): New.
+
+2018-09-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
* auxv.c (default_print_auxv_entry): Reflect AT_SUN_CAP_HW1
renaming.
Handle AT_SUN_EMULATOR, AT_SUN_BRANDNAME, AT_SUN_BRAND_AUX1,
const char *pid_to_str (ptid_t) override;
+ char *pid_to_exec_file (int pid) override;
+
thread_control_capabilities get_thread_control_capabilities () override
{ return tc_schedlock; }
return buf;
}
+/* Accepts an integer PID; Returns a string representing a file that
+ can be opened to get the symbols for the child process. */
+
+char *
+procfs_target::pid_to_exec_file (int pid)
+{
+ static char buf[PATH_MAX];
+ char name[PATH_MAX];
+
+ /* Solaris 11 introduced /proc/<proc-id>/execname. */
+ xsnprintf (name, PATH_MAX, "/proc/%d/execname", pid);
+ scoped_fd fd (gdb_open_cloexec (name, O_RDONLY, 0));
+ if (fd.get () < 0 || read (fd.get (), buf, PATH_MAX - 1) < 0)
+ {
+ /* If that fails, fall back to /proc/<proc-id>/path/a.out introduced in
+ Solaris 10. */
+ ssize_t len;
+
+ xsnprintf (name, PATH_MAX, "/proc/%d/path/a.out", pid);
+ len = readlink (name, buf, PATH_MAX - 1);
+ if (len <= 0)
+ strcpy (buf, name);
+ else
+ buf[len] = '\0';
+ }
+
+ return buf;
+}
+
/* Insert a watchpoint. */
static int