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-rw-r--r--connect.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/connect.c b/connect.c
index 3aefd4ace..700cebad9 100644
--- a/connect.c
+++ b/connect.c
@@ -472,14 +472,18 @@ char *get_port(char *host)
return NULL;
}
+static struct child_process no_fork;
+
/*
- * This returns NULL if the transport protocol does not need fork(2), or a
- * struct child_process object if it does. Once done, finish the connection
- * with finish_connect() with the value returned from this function
- * (it is safe to call finish_connect() with NULL to support the former
- * case).
+ * This returns a dummy child_process if the transport protocol does not
+ * need fork(2), or a struct child_process object if it does. Once done,
+ * finish the connection with finish_connect() with the value returned from
+ * this function (it is safe to call finish_connect() with NULL to support
+ * the former case).
*
- * If it returns, the connect is successful; it just dies on errors.
+ * If it returns, the connect is successful; it just dies on errors (this
+ * will hopefully be changed in a libification effort, to return NULL when
+ * the connection failed).
*/
struct child_process *git_connect(int fd[2], const char *url_orig,
const char *prog, int flags)
@@ -577,7 +581,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
free(url);
if (free_path)
free(path);
- return NULL;
+ return &no_fork;
}
conn = xcalloc(1, sizeof(*conn));
@@ -635,7 +639,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
int finish_connect(struct child_process *conn)
{
int code;
- if (!conn)
+ if (!conn || conn == &no_fork)
return 0;
code = finish_command(conn);