From 642abe2a484b6c03da33ce402c813134b080e7e0 Mon Sep 17 00:00:00 2001
From: GeminiCarrie <53326210+GeminiCarrie@users.noreply.github.com>
Date: Tue, 1 Dec 2020 18:48:39 +0800
Subject: [PATCH] Fix a bug when running on an operating system without "bash."
 (#29131)

* Fix a bug when running on an operating system without "bash."

* add execution condition

* for ci-coverage
---
 paddle/fluid/framework/io/shell.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/paddle/fluid/framework/io/shell.cc b/paddle/fluid/framework/io/shell.cc
index 937f053bf84..62a79f1cb62 100644
--- a/paddle/fluid/framework/io/shell.cc
+++ b/paddle/fluid/framework/io/shell.cc
@@ -133,7 +133,12 @@ static int shell_popen_fork_internal(const char* real_cmd, bool do_read,
   }
 
   close_open_fds_internal();
+
+#if defined(PADDLE_WITH_MUSL)
+  PCHECK(execl("/bin/sh", "sh", "-c", real_cmd, NULL) >= 0);
+#else
   PCHECK(execl("/bin/bash", "bash", "-c", real_cmd, NULL) >= 0);
+#endif
   // Note: just for compilation. the child don't run this line.
   _exit(0);
 #endif
-- 
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