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authorDenys Vlasenko2011-02-11 22:23:23 +0100
committerDenys Vlasenko2011-02-11 22:23:23 +0100
commitc60f4460bb3f53c5cfcfd01c99a50eb9ae69f8aa (patch)
treeed3bebbfa895bd0ab9863967fc3d3afc3db8b41e /networking
parentf9af3756687840c76d8ba4e34b33916b6e36ca61 (diff)
downloadbusybox-c60f4460bb3f53c5cfcfd01c99a50eb9ae69f8aa.zip
busybox-c60f4460bb3f53c5cfcfd01c99a50eb9ae69f8aa.tar.gz
wget: chunked mode fix. Closes bug 3229
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking')
-rw-r--r--networking/wget.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/networking/wget.c b/networking/wget.c
index 673113b..4ef5900 100644
--- a/networking/wget.c
+++ b/networking/wget.c
@@ -466,15 +466,6 @@ static void NOINLINE retrieve_file_data(FILE *dfp, int output_fd)
polldata.fd = fileno(dfp);
polldata.events = POLLIN | POLLPRI;
-
- /* Must use nonblocking I/O, otherwise fread will loop
- * and *block* until it reads full buffer,
- * which messes up progress bar and/or timing out.
- * Because of nonblocking I/O, we need to dance
- * very carefully around EAGAIN. See explanation at
- * clearerr() call.
- */
- ndelay_on(polldata.fd);
#endif
progress_meter(PROGRESS_START);
@@ -483,6 +474,17 @@ static void NOINLINE retrieve_file_data(FILE *dfp, int output_fd)
/* Loops only if chunked */
while (1) {
+
+#if ENABLE_FEATURE_WGET_STATUSBAR || ENABLE_FEATURE_WGET_TIMEOUT
+ /* Must use nonblocking I/O, otherwise fread will loop
+ * and *block* until it reads full buffer,
+ * which messes up progress bar and/or timeout logic.
+ * Because of nonblocking I/O, we need to dance
+ * very carefully around EAGAIN. See explanation at
+ * clearerr() call.
+ */
+ ndelay_on(polldata.fd);
+#endif
while (1) {
int n;
unsigned rdsz;
@@ -552,11 +554,15 @@ static void NOINLINE retrieve_file_data(FILE *dfp, int output_fd)
break;
}
}
+#if ENABLE_FEATURE_WGET_STATUSBAR || ENABLE_FEATURE_WGET_TIMEOUT
+ clearerr(dfp);
+ ndelay_off(polldata.fd);
+#endif
if (!G.chunked)
break;
- fgets_and_trim(dfp); /* This is a newline */
+ fgets_and_trim(dfp); /* Eat empty line */
get_clen:
fgets_and_trim(dfp);
G.content_len = STRTOOFF(G.wget_buf, NULL, 16);