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Remove cleanup from add_path

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This removes a cleanup from add_path, replacing it with a use of
gdb::unique_xmalloc_ptr.  Note that this declaration had to be hoisted
somewhat, to avoid inteference from the "goto"s in this function.

gdb/ChangeLog
2018-09-13  Tom Tromey  <tom@tromey.com>

	* source.c (add_path): Use gdb::unique_xmalloc_ptr.
This commit is contained in:
Tom Tromey 2018-08-29 22:42:57 -06:00
parent 74d3fbbb3e
commit db68fbe2f9
2 changed files with 11 additions and 9 deletions
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4
gdb/ChangeLog
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@ -1,3 +1,7 @@
2018-09-13 Tom Tromey <tom@tromey.com>
* source.c (add_path): Use gdb::unique_xmalloc_ptr.
2018-09-13 Simon Marchi <simon.marchi@ericsson.com>
2018-09-13 Tom Tromey <tom@tromey.com>

16
gdb/source.c
View File

@ -479,13 +479,12 @@ add_path (const char *dirname, char **which_path, int parse_separators)
else
dir_vec.emplace_back (xstrdup (dirname));
struct cleanup *back_to = make_cleanup (null_cleanup, NULL);
for (const gdb::unique_xmalloc_ptr<char> &name_up : dir_vec)
{
char *name = name_up.get ();
char *p;
struct stat st;
gdb::unique_xmalloc_ptr<char> new_name_holder;
/* Spaces and tabs will have been removed by buildargv().
NAME is the start of the directory.
@ -531,16 +530,17 @@ add_path (const char *dirname, char **which_path, int parse_separators)
}
if (name[0] == '~')
name = tilde_expand (name);
new_name_holder.reset (tilde_expand (name));
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
else if (IS_ABSOLUTE_PATH (name) && p == name + 2) /* "d:" => "d:." */
name = concat (name, ".", (char *)NULL);
new_name_holder.reset (concat (name, ".", (char *) NULL));
#endif
else if (!IS_ABSOLUTE_PATH (name) && name[0] != '$')
name = concat (current_directory, SLASH_STRING, name, (char *)NULL);
new_name_holder.reset (concat (current_directory, SLASH_STRING, name,
(char *) NULL));
else
name = savestring (name, p - name);
make_cleanup (xfree, name);
new_name_holder.reset (savestring (name, p - name));
name = new_name_holder.get ();
/* Unless it's a variable, check existence. */
if (name[0] != '$')
@ -630,8 +630,6 @@ add_path (const char *dirname, char **which_path, int parse_separators)
skip_dup:
;
}
do_cleanups (back_to);
}