[PATCH 4/6] discover/paths: Set --quiet for wget according to flags

[Samuel Mendoza-Jonas]

wget is by default set to quiet mode, but in the case where process IO
is being actively watched it would be ideal to have some output. If a
custom IO callback is defined, do not set --quiet.

Signed-off-by: Samuel Mendoza-Jonas <sam at mendozajonas.com>
---
 discover/paths.c | 27 ++++++++++++++++++++-------
 1 file changed, 20 insertions(+), 7 deletions(-)

diff --git a/discover/paths.c b/discover/paths.c
index e2213a0..f083ced 100644
--- a/discover/paths.c
+++ b/discover/paths.c
@@ -307,8 +307,9 @@ static void load_tftp(struct load_task *task)
 }
 
 enum wget_flags {
-	wget_empty = 0,
-	wget_no_check_certificate = 1,
+	wget_empty			= 0x1,
+	wget_no_check_certificate 	= 0x2,
+	wget_verbose			= 0x4,
 };
 
 /**
@@ -332,9 +333,16 @@ static void load_wget(struct load_task *task, int flags)
 	int i;
 
 	i = 3;
-#if !defined(DEBUG)
-	argv[i++] = "--quiet";
+#if defined(DEBUG)
+	flags |= wget_verbose;
 #endif
+	if ((flags & wget_verbose) == 0) {
+		argv[i++] = "--quiet";
+	} else {
+		task->process->add_stderr = true;
+		task->process->keep_stdout = true;
+	}
+
 	if (flags & wget_no_check_certificate)
 		argv[i++] = "--no-check-certificate";
 
@@ -382,6 +390,7 @@ struct load_url_result *load_url_async(void *ctx, struct pb_url *url,
 {
 	struct load_url_result *result;
 	struct load_task *task;
+	int flags = 0;
 
 	if (!url)
 		return NULL;
@@ -397,16 +406,20 @@ struct load_url_result *load_url_async(void *ctx, struct pb_url *url,
 		task->async_data = async_data;
 		task->process->exit_cb = load_url_process_exit;
 		task->process->data = task;
-		task->process->custom_stdout_cb = stdout_cb;
+		if (stdout_cb) {
+			task->process->custom_stdout_cb = stdout_cb;
+			flags |= wget_verbose;
+		}
 	}
 
 	switch (url->scheme) {
 	case pb_url_ftp:
 	case pb_url_http:
-		load_wget(task, 0);
+		load_wget(task, flags);
 		break;
 	case pb_url_https:
-		load_wget(task, wget_no_check_certificate);
+		flags |= wget_no_check_certificate;
+		load_wget(task, flags);
 		break;
 	case pb_url_nfs:
 		load_nfs(task);
-- 
2.10.0