From 6c41fb183d2ea71bb8d3a7bf4947f28eacfe97fe Mon Sep 17 00:00:00 2001
From: Guo Wenxue <guowenxue@gmail.com>
Date: Fri, 16 Nov 2018 13:52:26 +0800
Subject: [PATCH] update socket server fork program, add convert lowercase to uppercase support
---
ch1_fileIO/redirect_stdio.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/ch1_fileIO/redirect_stdio.c b/ch1_fileIO/redirect_stdio.c
index 52270f0..a73f1ea 100644
--- a/ch1_fileIO/redirect_stdio.c
+++ b/ch1_fileIO/redirect_stdio.c
@@ -14,7 +14,7 @@
if(fd < 0)
{
printf("Open file failure: %s\n", strerror(errno));
- return ;
+ return 1;
}
dup2(fd, STDIN_FILENO);
@@ -24,5 +24,7 @@
printf("fd=%d\n", fd);
close(fd);
+
+ return 0;
}
--
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