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Make command exec functions return an enum rather than -1/0/1 values and

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add a new value to mean "leave client running but don't attach" to fix
problems with using some commands in a command sequence. Most of the
work by Thomas Adam, problem reported by "jspenguin" on SF bug 3535531.
This commit is contained in:
Nicholas Marriott
2012-07-11 07:10:15 +00:00
parent df912e3540
commit ede8312d59
75 changed files with 489 additions and 464 deletions
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12
cmd-set-buffer.c
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@@ -27,7 +27,7 @@
* Add or set a paste buffer.
*/
int cmd_set_buffer_exec(struct cmd *, struct cmd_ctx *);
enum cmd_retval cmd_set_buffer_exec(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_set_buffer_entry = {
"set-buffer", "setb",
@@ -39,7 +39,7 @@ const struct cmd_entry cmd_set_buffer_entry = {
cmd_set_buffer_exec
};
int
enum cmd_retval
cmd_set_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
@@ -55,7 +55,7 @@ cmd_set_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
if (!args_has(args, 'b')) {
paste_add(&global_buffers, pdata, psize, limit);
return (0);
return (CMD_RETURN_NORMAL);
}
buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
@@ -63,14 +63,14 @@ cmd_set_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
ctx->error(ctx, "buffer %s", cause);
free(cause);
free(pdata);
return (-1);
return (CMD_RETURN_ERROR);
}
if (paste_replace(&global_buffers, buffer, pdata, psize) != 0) {
ctx->error(ctx, "no buffer %d", buffer);
free(pdata);
return (-1);
return (CMD_RETURN_ERROR);
}
return (0);
return (CMD_RETURN_NORMAL);
}