Mirror of the gdb-patches mailing list
 help / color / mirror / Atom feed
From: Tom Tromey <tom@tromey.com>
To: gdb-patches@sourceware.org
Cc: Tom Tromey <tom@tromey.com>
Subject: [PATCH 11/19] Use gdb unordered set in linux-procfs.c
Date: Mon, 17 Mar 2025 20:15:04 -0600	[thread overview]
Message-ID: <20250317-replace-std-stuff-v1-11-7ba4ee88e218@tromey.com> (raw)
In-Reply-To: <20250317-replace-std-stuff-v1-0-7ba4ee88e218@tromey.com>

This changes linux-procfs.c to use gdb:unordered_set.
---
 gdb/nat/linux-procfs.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/gdb/nat/linux-procfs.c b/gdb/nat/linux-procfs.c
index 5efc86cca1f4f135c475159ed78fe72ca6a7c927..d7627138e45b1353cd681d4ca81dcc7a6c6a2e9c 100644
--- a/gdb/nat/linux-procfs.c
+++ b/gdb/nat/linux-procfs.c
@@ -18,9 +18,9 @@
 
 #include "linux-procfs.h"
 #include "gdbsupport/filestuff.h"
+#include "gdbsupport/unordered_set.h"
 #include <dirent.h>
 #include <sys/stat.h>
-#include <unordered_set>
 #include <utility>
 
 /* Return the TGID of LWPID from /proc/pid/status.  Returns -1 if not
@@ -358,20 +358,9 @@ linux_proc_attach_tgid_threads (pid_t pid,
       return;
     }
 
-  /* Callable object to hash elements in visited_lpws.  */
-  struct pair_hash
-  {
-    std::size_t operator() (const std::pair<unsigned long, ULONGEST> &v) const
-    {
-      return (std::hash<unsigned long>() (v.first)
-	      ^ std::hash<ULONGEST>() (v.second));
-    }
-  };
-
   /* Keeps track of the LWPs we have already visited in /proc,
      identified by their PID and starttime to detect PID reuse.  */
-  std::unordered_set<std::pair<unsigned long, ULONGEST>,
-		     pair_hash> visited_lwps;
+  gdb::unordered_set<std::pair<unsigned long, ULONGEST>> visited_lwps;
 
   /* Scan the task list for existing threads.  While we go through the
      threads, new threads may be spawned.  Cycle through the list of

-- 
2.46.1


  parent reply	other threads:[~2025-03-18  2:25 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-18  2:14 [PATCH 00/19] Convert std::unordered_{set,map} to gdb implementations Tom Tromey
2025-03-18  2:14 ` [PATCH 01/19] Use gdb unordered set and map in corelow.c Tom Tromey
2025-03-18  2:14 ` [PATCH 02/19] Use gdb unordered set in breakpoint.c Tom Tromey
2025-03-18  2:14 ` [PATCH 03/19] Use gdb unordered map in dictionary.c Tom Tromey
2025-03-18  2:14 ` [PATCH 04/19] Use gdb unordered map in gdb_bfd.c Tom Tromey
2025-03-18  2:14 ` [PATCH 05/19] Use gdb unordered set in symtab.c Tom Tromey
2025-03-18  2:14 ` [PATCH 06/19] Use gdb unordered map in ada-exp.y Tom Tromey
2025-03-18  2:15 ` [PATCH 07/19] Use gdb unordered map in inferior.h Tom Tromey
2025-03-18  2:15 ` [PATCH 08/19] Use gdb unordered map in stap-probe.c Tom Tromey
2025-03-18  2:15 ` [PATCH 09/19] Use gdb unordered map for complaints Tom Tromey
2025-03-18  2:15 ` [PATCH 10/19] Use gdb unordered map in linux-nat.c Tom Tromey
2025-03-18  2:15 ` Tom Tromey [this message]
2025-03-18  2:15 ` [PATCH 12/19] Use gdb unordered set and map in Python layer Tom Tromey
2025-03-18  2:15 ` [PATCH 13/19] Use gdb unordered map in ravenscar.c Tom Tromey
2025-03-18  2:15 ` [PATCH 14/19] Use gdb unordered map in target.c Tom Tromey
2025-03-18  2:15 ` [PATCH 15/19] Use gdb unordered set and map in unit tests Tom Tromey
2025-03-18  2:15 ` [PATCH 16/19] Use gdb unordered map in xml-tdesc.c Tom Tromey
2025-03-18  2:15 ` [PATCH 17/19] Use gdb unordered set and map in cp-namespace.c Tom Tromey
2025-03-18  3:20   ` Simon Marchi
2025-03-18 11:32     ` Tom Tromey
2025-03-18  2:15 ` [PATCH 18/19] Use gdb unordered map in tui-io.c Tom Tromey
2025-03-18  3:26   ` Simon Marchi
2025-03-18 11:34     ` Tom Tromey
2025-03-18  2:15 ` [PATCH 19/19] Use gdb unordered map in regcache.c Tom Tromey
2025-03-18  3:27 ` [PATCH 00/19] Convert std::unordered_{set,map} to gdb implementations Simon Marchi
2025-03-18 11:43   ` Tom Tromey

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250317-replace-std-stuff-v1-11-7ba4ee88e218@tromey.com \
    --to=tom@tromey.com \
    --cc=gdb-patches@sourceware.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox