git.el: Avoid using ewoc-set-data for compatibility with Emacs 21.

diff --git a/git.c b/git.c
index a647f9c61e28e74a6294afcd8b01528e12d3c24d..7a788b9cfcf39bf714f67243132e73cee68da318 100644 (file)
--- a/git.c
+++ b/git.c
@@ -443,11 +443,11 @@ int main(int argc, const char **argv)
        cmd = argv[0];
 
        /*
-        * We search for git commands in the following order:
-        *  - git_exec_path()
-        *  - the path of the "git" command if we could find it
-        *    in $0
-        *  - the regular PATH.
+        * We execute external git command via execv_git_cmd(),
+        * which looks at "--exec-path" option, GIT_EXEC_PATH
+        * environment, and $(gitexecdir) in Makefile while built,
+        * in this order.  For scripted commands, we prepend
+        * the value of the exec_path variable to the PATH.
         */
        if (exec_path)
                prepend_to_path(exec_path, strlen(exec_path));