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authorAaron Merey <amerey@redhat.com>2023-11-01 17:40:12 -0400
committerAaron Merey <amerey@redhat.com>2023-11-01 19:29:22 -0400
commit0999fca6431594d49d5eceb5cd9eba685cdf1305 (patch)
tree65679d3db706d6fc9a93fc19a8d8baddcef4302b
parenta34c5faad861efdd26d1c52b4f8d9d4077e03131 (diff)
downloadelfutils-0999fca6431594d49d5eceb5cd9eba685cdf1305.tar.gz
debuginfod-client.c: Don't print empty line in header_callback
libcurl passes an empty line to header_callback indicating the end of the response's HTTP headers. Currently this empty line is printed to the debuginfod_client's verbose_fd with a "header" prefix: $ echo $DEBUGINFOD_URLS https://debuginfod.fedoraproject.org/ $ debuginfod-find -vv debuginfo e2bbf033b548021c37866429f12a99bd33bd6e8d [...] header x-fedora-requestid: ZULLx0PPA8nmj8c8Hw-RtAACgAE header server: Apache header [...] Prevent this unnecessary line of output by only printing non-empty lines in header_callback. Signed-off-by: Aaron Merey <amerey@redhat.com>
-rw-r--r--debuginfod/debuginfod-client.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/debuginfod/debuginfod-client.c b/debuginfod/debuginfod-client.c
index 6882cb19..dcf05031 100644
--- a/debuginfod/debuginfod-client.c
+++ b/debuginfod/debuginfod-client.c
@@ -568,7 +568,9 @@ header_callback (char * buffer, size_t size, size_t numitems, void * userdata)
struct handle_data *data = (struct handle_data *) userdata;
if (size != 1)
return 0;
- if (data->client && data->client->verbose_fd >= 0)
+ if (data->client
+ && data->client->verbose_fd >= 0
+ && numitems > 2)
dprintf (data->client->verbose_fd, "header %.*s", (int)numitems, buffer);
// Some basic checks to ensure the headers received are of the expected format
if (strncasecmp(buffer, "X-DEBUGINFOD", 11)