Patch 7.2.238
Problem: Leaking memory when setting term to "builtin_dumb".
Solution: Free memory when resetting term option t_Co.
Files: src/option.c, src/proto/option.pro, src/term.c
*** ../vim-7.2.237/src/option.c 2009-06-16 17:50:56.000000000 +0200
--- src/option.c 2009-07-22 12:49:19.000000000 +0200
***************
*** 403,410 ****
#define P_NUM 0x02 /* the option is numeric */
#define P_STRING 0x04 /* the option is a string */
#define P_ALLOCED 0x08 /* the string option is in allocated memory,
! must use vim_free() when assigning new
! value. Not set if default is the same. */
#define P_EXPAND 0x10 /* environment expansion. NOTE: P_EXPAND can
never be used for local or hidden options! */
#define P_NODEFAULT 0x40 /* don't set to default value */
--- 403,411 ----
#define P_NUM 0x02 /* the option is numeric */
#define P_STRING 0x04 /* the option is a string */
#define P_ALLOCED 0x08 /* the string option is in allocated memory,
! must use free_string_option() when
! assigning new value. Not set if default is
! the same. */
#define P_EXPAND 0x10 /* environment expansion. NOTE: P_EXPAND can
never be used for local or hidden options! */
#define P_NODEFAULT 0x40 /* don't set to default value */
***************
*** 8927,8932 ****
--- 8928,8955 ----
}
/*
+ * Free the string for one term option, if it was allocated.
+ * Set the string to empty_option and clear allocated flag.
+ * "var" points to the option value.
+ */
+ void
+ free_one_termoption(var)
+ char_u *var;
+ {
+ struct vimoption *p;
+
+ for (p = &options[0]; p->fullname != NULL; p++)
+ if (p->var == var)
+ {
+ if (p->flags & P_ALLOCED)
+ free_string_option(*(char_u **)(p->var));
+ *(char_u **)(p->var) = empty_option;
+ p->flags &= ~P_ALLOCED;
+ break;
+ }
+ }
+
+ /*
* Set the terminal option defaults to the current value.
* Used after setting the terminal name.
*/
*** ../vim-7.2.237/src/proto/option.pro 2009-02-21 20:27:00.000000000 +0100
--- src/proto/option.pro 2009-07-22 12:52:31.000000000 +0200
***************
*** 29,34 ****
--- 29,35 ----
int makefoldset __ARGS((FILE *fd));
void clear_termoptions __ARGS((void));
void free_termoptions __ARGS((void));
+ void free_one_termoption __ARGS((char_u *var));
void set_term_defaults __ARGS((void));
void comp_col __ARGS((void));
char_u *get_equalprg __ARGS((void));
*** ../vim-7.2.237/src/term.c 2009-06-16 14:31:56.000000000 +0200
--- src/term.c 2009-07-22 13:19:59.000000000 +0200
***************
*** 2881,2887 ****
/* if 'Sb' and 'AB' are not defined, reset "Co" */
if (*T_CSB == NUL && *T_CAB == NUL)
! T_CCO = empty_option;
/* Set 'weirdinvert' according to value of 't_xs' */
p_wiv = (*T_XS != NUL);
--- 2881,2887 ----
/* if 'Sb' and 'AB' are not defined, reset "Co" */
if (*T_CSB == NUL && *T_CAB == NUL)
! free_one_termoption(T_CCO);
/* Set 'weirdinvert' according to value of 't_xs' */
p_wiv = (*T_XS != NUL);
*** ../vim-7.2.237/src/version.c 2009-07-22 13:27:50.000000000 +0200
--- src/version.c 2009-07-22 14:25:44.000000000 +0200
***************
*** 678,679 ****
--- 678,681 ----
{ /* Add new patch number below this line */
+ /**/
+ 238,
/**/
--
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/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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