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From: Tom Tromey <tom@tromey.com>
To: gdb-patches@sourceware.org
Cc: Tom Tromey <tom@tromey.com>
Subject: [RFA 8/8] Use std::string in info_symbol_command
Date: Sun, 01 Oct 2017 04:06:00 -0000	[thread overview]
Message-ID: <20171001040643.25162-9-tom@tromey.com> (raw)
In-Reply-To: <20171001040643.25162-1-tom@tromey.com>

This removes a cleanup by using std::string in info_symbol_command.

2017-09-30  Tom Tromey  <tom@tromey.com>

	* printcmd.c (info_symbol_command): Use std::string.
---
 gdb/ChangeLog  |  4 ++++
 gdb/printcmd.c | 16 +++++++---------
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 293c796..20fa08c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,9 @@
 2017-09-30  Tom Tromey  <tom@tromey.com>
 
+	* printcmd.c (info_symbol_command): Use std::string.
+
+2017-09-30  Tom Tromey  <tom@tromey.com>
+
 	* top.c (gdb_safe_append_history): Use std::string.
 
 2017-09-30  Tom Tromey  <tom@tromey.com>
diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index a254e3a..994259d 100644
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -1314,7 +1314,7 @@ info_symbol_command (char *arg, int from_tty)
 	    = lookup_minimal_symbol_by_pc_section (sect_addr, osect).minsym))
       {
 	const char *obj_name, *mapped, *sec_name, *msym_name;
-	char *loc_string;
+	const char *loc_string;
 	struct cleanup *old_chain;
 
 	matches = 1;
@@ -1325,14 +1325,14 @@ info_symbol_command (char *arg, int from_tty)
 
 	/* Don't print the offset if it is zero.
 	   We assume there's no need to handle i18n of "sym + offset".  */
+	std::string string_holder;
 	if (offset)
-	  loc_string = xstrprintf ("%s + %u", msym_name, offset);
+	  {
+	    string_holder = string_printf ("%s + %u", msym_name, offset);
+	    loc_string = string_holder.c_str ();
+	  }
 	else
-	  loc_string = xstrprintf ("%s", msym_name);
-
-	/* Use a cleanup to free loc_string in case the user quits
-	   a pagination request inside printf_filtered.  */
-	old_chain = make_cleanup (xfree, loc_string);
+	  loc_string = msym_name;
 
 	gdb_assert (osect->objfile && objfile_name (osect->objfile));
 	obj_name = objfile_name (osect->objfile);
@@ -1370,8 +1370,6 @@ info_symbol_command (char *arg, int from_tty)
 	    else
 	      printf_filtered (_("%s in section %s\n"),
 			       loc_string, sec_name);
-
-	do_cleanups (old_chain);
       }
   }
   if (matches == 0)
-- 
2.9.5


  reply	other threads:[~2017-10-01  4:06 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-01  4:06 [RFA 0/8] more cleanup removal Tom Tromey
2017-10-01  4:06 ` Tom Tromey [this message]
2017-10-01  4:06 ` [RFA 4/8] Remove unused declarations Tom Tromey
2017-10-01  4:06 ` [RFA 6/8] Remove make_delete_ui_cleanup Tom Tromey
2017-10-01  4:07 ` [RFA 5/8] Use gdb::byte_vector in load_progress Tom Tromey
2017-10-01  4:07 ` [RFA 3/8] Use std::string in utils.c Tom Tromey
2017-10-03 10:50   ` Pedro Alves
2017-10-03 11:26     ` Tom Tromey
2017-10-01  4:07 ` [RFA 1/8] Change record_full_gdb_operation_disable_set not to return a cleanup Tom Tromey
2017-10-01  4:07 ` [RFA 7/8] Use std::string in gdb_safe_append_history Tom Tromey
2017-10-01  4:07 ` [RFA 2/8] Remove set_batch_flag_and_make_cleanup_restore_page_info Tom Tromey
2017-10-03 10:55 ` [RFA 0/8] more cleanup removal Pedro Alves

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