grep/pcre: support utf-8

diff --git a/environment.c b/environment.c
index 23a38e4b14f61f078bec3d7c2a5e5bcc5d505d9d..1cc4aab4eacb629f8fe147c2e20b53c4141587aa 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -144,11 +144,8 @@ static char *git_path_from_env(const char *envvar, const char *git_dir,
                               const char *path, int *fromenv)
 {
        const char *value = getenv(envvar);
-       if (!value) {
-               char *buf = xmalloc(strlen(git_dir) + strlen(path) + 2);
-               sprintf(buf, "%s/%s", git_dir, path);
-               return buf;
-       }
+       if (!value)
+               return xstrfmt("%s/%s", git_dir, path);
        if (fromenv)
                *fromenv = 1;
        return xstrdup(value);
@@ -238,8 +235,6 @@ void set_git_work_tree(const char *new_work_tree)
        }
        git_work_tree_initialized = 1;
        work_tree = xstrdup(real_path(new_work_tree));
-       if (setenv(GIT_WORK_TREE_ENVIRONMENT, work_tree, 1))
-               die("could not set GIT_WORK_TREE to '%s'", work_tree);
 }
 
 const char *get_git_work_tree(void)