Merge branch 'maint-1.7.0' into maint-1.7.1

diff --git a/setup.c b/setup.c
index 5716d90b57574d045114f4aaad1bdf36fd79ed89..3bb046118cb612b16f35fa016032d1486c6e7190 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -170,6 +170,8 @@ static int is_git_directory(const char *suspect)
        char path[PATH_MAX];
        size_t len = strlen(suspect);
 
+       if (PATH_MAX <= len + strlen("/objects"))
+               die("Too long path: %.*s", 60, suspect);
        strcpy(path, suspect);
        if (getenv(DB_ENVIRONMENT)) {
                if (access(getenv(DB_ENVIRONMENT), X_OK))
@@ -519,6 +521,12 @@ int check_repository_format(void)
        return check_repository_format_gently(NULL);
 }
 
+/*
+ * Returns the "prefix", a path to the current working directory
+ * relative to the work tree root, or NULL, if the current working
+ * directory is not a strict subdirectory of the work tree root. The
+ * prefix always ends with a '/' character.
+ */
 const char *setup_git_directory(void)
 {
        const char *retval = setup_git_directory_gently(NULL);