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commit bash-20161014 snapshot

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This commit is contained in:
Chet Ramey
2016-10-19 15:14:38 -04:00
parent ff293129ec
commit 03b415d33e
15 changed files with 219 additions and 58 deletions
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parse.y
+18 -1
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@@ -218,6 +218,7 @@ static void print_prompt __P((void));
#if defined (HANDLE_MULTIBYTE)
static void set_line_mbstate __P((void));
static char *shell_input_line_property = NULL;
static size_t shell_input_line_propsize = 0;
#else
# define set_line_mbstate()
#endif
@@ -6481,6 +6482,10 @@ restore_input_line_state (ls)
************************************************/
#if defined (HANDLE_MULTIBYTE)
/* We don't let the property buffer get larger than this unless the line is */
#define MAX_PROPSIZE 32768
static void
set_line_mbstate ()
{
@@ -6492,7 +6497,19 @@ set_line_mbstate ()
if (shell_input_line == NULL)
return;
len = strlen (shell_input_line); /* XXX - shell_input_line_len ? */
shell_input_line_property = (char *)xrealloc (shell_input_line_property, len + 1);
if (len == 0)
return;
if (shell_input_line_propsize >= MAX_PROPSIZE && len < MAX_PROPSIZE>>1)
{
free (shell_input_line_property);
shell_input_line_property = 0;
shell_input_line_propsize = 0;
}
if (len+1 > shell_input_line_propsize)
{
shell_input_line_propsize = len + 1;
shell_input_line_property = (char *)xrealloc (shell_input_line_property, shell_input_line_propsize);
}
memset (&prevs, '\0', sizeof (mbstate_t));
for (i = previ = 0; i < len; i++)