Merge branch 'jk/war-on-sprintf'

diff --git a/http.c b/http.c
index 0f924a8b48f3e30fd4a646ef48acb8d066988a53..7da76edda16abea8a53299f2770ad2dce55c1b60 100644 (file)
--- a/http.c
+++ b/http.c
@@ -1122,7 +1122,7 @@ static void write_accept_language(struct strbuf *buf)
                     decimal_places++, max_q *= 10)
                        ;
 
-               sprintf(q_format, ";q=0.%%0%dd", decimal_places);
+               xsnprintf(q_format, sizeof(q_format), ";q=0.%%0%dd", decimal_places);
 
                strbuf_addstr(buf, "Accept-Language: ");
 
@@ -1529,6 +1529,7 @@ int finish_http_pack_request(struct http_pack_request *preq)
        struct packed_git **lst;
        struct packed_git *p = preq->target;
        char *tmp_idx;
+       size_t len;
        struct child_process ip = CHILD_PROCESS_INIT;
        const char *ip_argv[8];
 
@@ -1542,9 +1543,9 @@ int finish_http_pack_request(struct http_pack_request *preq)
                lst = &((*lst)->next);
        *lst = (*lst)->next;
 
-       tmp_idx = xstrdup(preq->tmpfile);
-       strcpy(tmp_idx + strlen(tmp_idx) - strlen(".pack.temp"),
-              ".idx.temp");
+       if (!strip_suffix(preq->tmpfile, ".pack.temp", &len))
+               die("BUG: pack tmpfile does not end in .pack.temp?");
+       tmp_idx = xstrfmt("%.*s.idx.temp", (int)len, preq->tmpfile);
 
        ip_argv[0] = "index-pack";
        ip_argv[1] = "-o";
@@ -1619,7 +1620,7 @@ struct http_pack_request *new_http_pack_request(
                        fprintf(stderr,
                                "Resuming fetch of pack %s at byte %ld\n",
                                sha1_to_hex(target->sha1), prev_posn);
-               sprintf(range, "Range: bytes=%ld-", prev_posn);
+               xsnprintf(range, sizeof(range), "Range: bytes=%ld-", prev_posn);
                preq->range_header = curl_slist_append(NULL, range);
                curl_easy_setopt(preq->slot->curl, CURLOPT_HTTPHEADER,
                        preq->range_header);
@@ -1779,7 +1780,7 @@ struct http_object_request *new_http_object_request(const char *base_url,
                        fprintf(stderr,
                                "Resuming fetch of object %s at byte %ld\n",
                                hex, prev_posn);
-               sprintf(range, "Range: bytes=%ld-", prev_posn);
+               xsnprintf(range, sizeof(range), "Range: bytes=%ld-", prev_posn);
                range_header = curl_slist_append(range_header, range);
                curl_easy_setopt(freq->slot->curl,
                                 CURLOPT_HTTPHEADER, range_header);