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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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22
cmd-load-buffer.c
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@ -30,8 +30,8 @@
* Loads a paste buffer from a file.
*/
int cmd_load_buffer_exec(struct cmd *, struct cmd_ctx *);
void cmd_load_buffer_callback(struct client *, int, void *);
enum cmd_retval cmd_load_buffer_exec(struct cmd *, struct cmd_ctx *);
void cmd_load_buffer_callback(struct client *, int, void *);
const struct cmd_entry cmd_load_buffer_entry = {
"load-buffer", "loadb",
@ -43,7 +43,7 @@ const struct cmd_entry cmd_load_buffer_entry = {
cmd_load_buffer_exec
};
int
enum cmd_retval
cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
@ -63,7 +63,7 @@ cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
if (cause != NULL) {
ctx->error(ctx, "buffer %s", cause);
free(cause);
return (-1);
return (CMD_RETURN_ERROR);
}
}
@ -77,9 +77,9 @@ cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
if (error != 0) {
ctx->error(ctx, "%s: %s", path, cause);
free(cause);
return (-1);
return (CMD_RETURN_ERROR);
}
return (1);
return (CMD_RETURN_YIELD);
}
if (c != NULL)
@ -97,7 +97,7 @@ cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
}
if ((f = fopen(path, "rb")) == NULL) {
ctx->error(ctx, "%s: %s", path, strerror(errno));
return (-1);
return (CMD_RETURN_ERROR);
}
pdata = NULL;
@ -123,21 +123,21 @@ cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
limit = options_get_number(&global_options, "buffer-limit");
if (buffer == -1) {
paste_add(&global_buffers, pdata, psize, limit);
return (0);
return (CMD_RETURN_NORMAL);
}
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);
error:
free(pdata);
if (f != NULL)
fclose(f);
return (-1);
return (CMD_RETURN_ERROR);
}
void