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lightningd: have plugin_send_getmanifest return an error string.

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This way the caller doesn't have to "know" that it should use strerror().

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2020-05-05 10:44:32 +09:30
parent 86615f5405
commit 7223a9446e
3 changed files with 15 additions and 8 deletions
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8
lightningd/plugin_control.c
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@@ -59,6 +59,7 @@ static struct command_result *
plugin_dynamic_start(struct command *cmd, const char *plugin_path)
{
struct plugin *p = plugin_register(cmd->ld->plugins, plugin_path, cmd);
const char *err;
if (!p)
return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
@@ -66,10 +67,11 @@ plugin_dynamic_start(struct command *cmd, const char *plugin_path)
plugin_path);
/* This will come back via plugin_cmd_killed or plugin_cmd_succeeded */
if (!plugin_send_getmanifest(p))
err = plugin_send_getmanifest(p);
if (err)
return command_fail(cmd, PLUGIN_ERROR,
"%s: failed to open: %s",
plugin_path, strerror(errno));
"%s: %s",
plugin_path, err);
return command_still_pending(cmd);
}