Add functions to allocate and free command contexts rather than doing it all on

the stack.
This commit is contained in:
Nicholas Marriott
2013-02-18 23:20:21 +00:00
parent 2a91025581
commit 293e331d69
12 changed files with 142 additions and 118 deletions

46
cmd.c
View File

@ -132,6 +132,39 @@ struct winlink *cmd_find_window_offset(const char *, struct session *, int *);
int cmd_find_index_offset(const char *, struct session *, int *);
struct window_pane *cmd_find_pane_offset(const char *, struct winlink *);
struct cmd_ctx *
cmd_get_ctx(void)
{
struct cmd_ctx *ctx;
ctx = xcalloc(1, sizeof *ctx);
ctx->references = 0;
cmd_ref_ctx(ctx);
return (ctx);
}
void
cmd_free_ctx(struct cmd_ctx *ctx)
{
if (ctx->cmdclient != NULL)
ctx->cmdclient->references--;
if (ctx->curclient != NULL)
ctx->curclient->references--;
if (--ctx->references == 0)
free(ctx);
}
void
cmd_ref_ctx(struct cmd_ctx *ctx)
{
ctx->references++;
if (ctx->cmdclient != NULL)
ctx->cmdclient->references++;
if (ctx->curclient != NULL)
ctx->curclient->references++;
}
int
cmd_pack_argv(int argc, char **argv, char *buf, size_t len)
{
@ -281,19 +314,6 @@ usage:
return (NULL);
}
enum cmd_retval
cmd_exec(struct cmd *cmd, struct cmd_ctx *ctx)
{
return (cmd->entry->exec(cmd, ctx));
}
void
cmd_free(struct cmd *cmd)
{
args_free(cmd->args);
free(cmd);
}
size_t
cmd_print(struct cmd *cmd, char *buf, size_t len)
{