sh-setup: enclose setting of ${VAR=default} in double-quotes

diff --git a/http.c b/http.c
index e9c6fdd835ea4bd4fe24ad374fbef69d6e9a8ba2..45348fb9bd7d2713bed668f6ef8ffb43783601ff 100644 (file)
--- a/http.c
+++ b/http.c
@@ -9,6 +9,7 @@
 #include "version.h"
 #include "pkt-line.h"
 #include "gettext.h"
+#include "transport.h"
 
 int active_requests;
 int http_is_verbose;
@@ -340,6 +341,7 @@ static void set_curl_keepalive(CURL *c)
 static CURL *get_curl_handle(void)
 {
        CURL *result = curl_easy_init();
+       long allowed_protocols = 0;
 
        if (!result)
                die("curl_easy_init failed");
@@ -394,11 +396,27 @@ static CURL *get_curl_handle(void)
        }
 
        curl_easy_setopt(result, CURLOPT_FOLLOWLOCATION, 1);
+       curl_easy_setopt(result, CURLOPT_MAXREDIRS, 20);
 #if LIBCURL_VERSION_NUM >= 0x071301
        curl_easy_setopt(result, CURLOPT_POSTREDIR, CURL_REDIR_POST_ALL);
 #elif LIBCURL_VERSION_NUM >= 0x071101
        curl_easy_setopt(result, CURLOPT_POST301, 1);
 #endif
+#if LIBCURL_VERSION_NUM >= 0x071304
+       if (is_transport_allowed("http"))
+               allowed_protocols |= CURLPROTO_HTTP;
+       if (is_transport_allowed("https"))
+               allowed_protocols |= CURLPROTO_HTTPS;
+       if (is_transport_allowed("ftp"))
+               allowed_protocols |= CURLPROTO_FTP;
+       if (is_transport_allowed("ftps"))
+               allowed_protocols |= CURLPROTO_FTPS;
+       curl_easy_setopt(result, CURLOPT_REDIR_PROTOCOLS, allowed_protocols);
+#else
+       if (transport_restrict_protocols())
+               warning("protocol restrictions not applied to curl redirects because\n"
+                       "your curl version is too old (>= 7.19.4)");
+#endif
 
        if (getenv("GIT_CURL_VERBOSE"))
                curl_easy_setopt(result, CURLOPT_VERBOSE, 1);