mergetools/meld: make usage of `--output` configurable and more robust

diff --git a/http-walker.c b/http-walker.c
index 1516c5eb290746bad4551515fda7930d2f55d32b..dbddfaa1773265a2917d4715158f16845d7139e5 100644 (file)
--- a/http-walker.c
+++ b/http-walker.c
@@ -341,8 +341,7 @@ static void fetch_alternates(struct walker *walker, const char *base)
        if (walker->get_verbosely)
                fprintf(stderr, "Getting alternates list for %s\n", base);
 
-       url = xmalloc(strlen(base) + 31);
-       sprintf(url, "%s/objects/info/http-alternates", base);
+       url = xstrfmt("%s/objects/info/http-alternates", base);
 
        /*
         * Use a callback to process the result, since another request
@@ -566,8 +565,7 @@ struct walker *get_http_walker(const char *url)
        struct walker *walker = xmalloc(sizeof(struct walker));
 
        data->alt = xmalloc(sizeof(*data->alt));
-       data->alt->base = xmalloc(strlen(url) + 1);
-       strcpy(data->alt->base, url);
+       data->alt->base = xstrdup(url);
        for (s = data->alt->base + strlen(data->alt->base) - 1; *s == '/'; --s)
                *s = 0;