[PATCH v4 7/7] trace.c: print new cwd in trace_run_command()

[Nguyễn Thái Ngọc Duy]

If a command sets a new env variable GIT_DIR=.git, we need more context
to know where that '.git' is related to.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
 trace.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/trace.c b/trace.c
index ffa1cf9b91..4bfd3fce10 100644
--- a/trace.c
+++ b/trace.c
@@ -342,6 +342,12 @@ void trace_run_command(const struct child_process *cp)
 
        strbuf_addf(&buf, "trace: run_command:");
 
+       if (cp->dir) {
+               strbuf_addstr(&buf, " cd ");
+               sq_quote_buf_pretty(&buf, cp->dir);
+               strbuf_addch(&buf, ';');
+       }
+
        /*
         * The caller is responsible for initializing cp->env from
         * cp->env_array if needed. We only check one place.
-- 
2.15.1.600.g899a5f85c6