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: [RFA 04/13] Use unique_xmalloc_ptr in find_separate_debug_file_by_debuglink
Date: Thu, 02 Nov 2017 22:38:00 -0000	[thread overview]
Message-ID: <20171102223612.3642-5-tom@tromey.com> (raw)
In-Reply-To: <20171102223612.3642-1-tom@tromey.com>

This changes find_separate_debug_file_by_debuglink to use
unique_xmalloc_ptr, removing some cleanups.

gdb/ChangeLog
2017-11-02  Tom Tromey  <tom@tromey.com>

	* symfile.c (find_separate_debug_file_by_debuglink): Use
	unique_xmalloc_ptr.
---
 gdb/ChangeLog |  5 +++++
 gdb/symfile.c | 36 ++++++++++++++----------------------
 2 files changed, 19 insertions(+), 22 deletions(-)

diff --git a/gdb/symfile.c b/gdb/symfile.c
index 69358e44ce..fb63441ac0 100644
--- a/gdb/symfile.c
+++ b/gdb/symfile.c
@@ -1545,13 +1545,11 @@ terminate_after_last_dir_separator (char *path)
 char *
 find_separate_debug_file_by_debuglink (struct objfile *objfile)
 {
-  char *debuglink;
-  char *dir, *canon_dir;
   char *debugfile;
   unsigned long crc32;
-  struct cleanup *cleanups;
 
-  debuglink = bfd_get_debug_link_info (objfile->obfd, &crc32);
+  gdb::unique_xmalloc_ptr<char> debuglink
+    (bfd_get_debug_link_info (objfile->obfd, &crc32));
 
   if (debuglink == NULL)
     {
@@ -1560,15 +1558,12 @@ find_separate_debug_file_by_debuglink (struct objfile *objfile)
       return NULL;
     }
 
-  cleanups = make_cleanup (xfree, debuglink);
-  dir = xstrdup (objfile_name (objfile));
-  make_cleanup (xfree, dir);
-  terminate_after_last_dir_separator (dir);
-  canon_dir = lrealpath (dir);
+  std::string dir = objfile_name (objfile);
+  terminate_after_last_dir_separator (&dir[0]);
+  gdb::unique_xmalloc_ptr<char> canon_dir (lrealpath (dir.c_str ()));
 
-  debugfile = find_separate_debug_file (dir, canon_dir, debuglink,
-					crc32, objfile);
-  xfree (canon_dir);
+  debugfile = find_separate_debug_file (dir.c_str (), canon_dir.get (),
+					debuglink.get (), crc32, objfile);
 
   if (debugfile == NULL)
     {
@@ -1580,19 +1575,17 @@ find_separate_debug_file_by_debuglink (struct objfile *objfile)
       if (lstat (objfile_name (objfile), &st_buf) == 0
 	  && S_ISLNK (st_buf.st_mode))
 	{
-	  char *symlink_dir;
-
-	  symlink_dir = lrealpath (objfile_name (objfile));
+	  gdb::unique_xmalloc_ptr<char> symlink_dir
+	    (lrealpath (objfile_name (objfile)));
 	  if (symlink_dir != NULL)
 	    {
-	      make_cleanup (xfree, symlink_dir);
-	      terminate_after_last_dir_separator (symlink_dir);
-	      if (strcmp (dir, symlink_dir) != 0)
+	      terminate_after_last_dir_separator (symlink_dir.get ());
+	      if (strcmp (dir.c_str (), symlink_dir.get ()) != 0)
 		{
 		  /* Different directory, so try using it.  */
-		  debugfile = find_separate_debug_file (symlink_dir,
-							symlink_dir,
-							debuglink,
+		  debugfile = find_separate_debug_file (symlink_dir.get (),
+							symlink_dir.get (),
+							debuglink.get (),
 							crc32,
 							objfile);
 		}
@@ -1600,7 +1593,6 @@ find_separate_debug_file_by_debuglink (struct objfile *objfile)
 	}
     }
 
-  do_cleanups (cleanups);
   return debugfile;
 }
 
-- 
2.13.6


  parent reply	other threads:[~2017-11-02 22:38 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-02 22:36 [RFA 00/13] more cleanup removal Tom Tromey
2017-11-02 22:36 ` [RFA 13/13] Use std::vector in h8300-tdep.c Tom Tromey
2017-11-03  1:59   ` Simon Marchi
2017-11-04 16:25     ` Tom Tromey
2017-11-02 22:36 ` [RFA 01/13] Replace really_free_pendings with a scoped_ class Tom Tromey
2017-11-02 22:36 ` [RFA 06/13] Replace start_rbreak_breakpoints and end_rbreak_breakpoints Tom Tromey
2017-11-03  1:21   ` Simon Marchi
2017-11-03 16:58     ` Tom Tromey
2017-11-03 17:20       ` Simon Marchi
2017-11-04 16:25         ` Tom Tromey
2017-11-02 22:36 ` [RFA 03/13] Use std::vector in compile-loc2c.c Tom Tromey
2017-11-02 22:36 ` [RFA 09/13] Use gdb::def_vector in ppc-linux-tdep.c Tom Tromey
2017-11-03  1:31   ` Simon Marchi
2017-11-03 17:07     ` Tom Tromey
2017-11-02 22:36 ` [RFA 07/13] Use gdb::def_vector in sparc64-tdep.c Tom Tromey
2017-11-03  1:25   ` Simon Marchi
2017-11-03 17:05     ` Tom Tromey
2017-11-02 22:36 ` [RFA 05/13] Remove directive-searched cleanups Tom Tromey
2017-11-03  1:09   ` Simon Marchi
2017-11-03 16:42     ` Tom Tromey
2017-11-03 16:46       ` Simon Marchi
2017-11-02 22:36 ` [RFA 12/13] Introduce gdb_breakpoint_up Tom Tromey
2017-11-03  1:56   ` Simon Marchi
2017-11-03 17:28     ` Tom Tromey
2017-11-02 22:36 ` [RFA 11/13] Use unique_xmalloc_ptr in c_type_print_base Tom Tromey
2017-11-02 22:36 ` [RFA 10/13] Remove cleanups from linux-tdep.c Tom Tromey
2017-11-03  1:43   ` Simon Marchi
2017-11-04 16:25     ` Tom Tromey
2017-11-02 22:36 ` [RFA 08/13] Remove make_cleanup_free_objfile Tom Tromey
2017-11-02 22:36 ` [RFA 02/13] Remove cleanups from link_callbacks_einfo Tom Tromey
2017-11-02 22:38 ` Tom Tromey [this message]
2017-11-03  1:02   ` [RFA 04/13] Use unique_xmalloc_ptr in find_separate_debug_file_by_debuglink Simon Marchi
2017-11-03 16:39     ` Tom Tromey
2017-11-03  1:59 ` [RFA 00/13] more cleanup removal Simon Marchi
2017-11-04 16:28   ` 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=20171102223612.3642-5-tom@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