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linux基础/nginx/nginx安装.md

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+```
+groupadd -g 501 www
+useradd -u 501 -g 501 www
+yum -y install pcre pcre-devel gcc-c++ perl perl-devel perl-ExtUtils-Embed openssl-devel
+./configure --prefix=/usr/local/nginx \
+            --with-http_ssl_module --with-http_v2_module \
+            --with-http_realip_module --with-http_gunzip_module \
+            --with-http_gzip_static_module --with-http_stub_status_module \
+            --with-http_perl_module --with-stream \
+            --with-stream_ssl_module --with-stream_realip_module --with-pcre
+make 
+make install
+```
+
+若make时失败，提示
+```
+relocation R_X86_64_32 against `.rodata' can not be used when making a shared object;
+```
+在configure前加上CFLAGS="-O3 -fPIC",即
+```
+CFLAGS="-O3 -fPIC" ./configure --prefix=/usr/local/nginx \
+            --with-http_ssl_module --with-http_v2_module \
+            --with-http_realip_module --with-http_gunzip_module \
+            --with-http_gzip_static_module --with-http_stub_status_module \
+            --with-http_perl_module --with-stream \
+            --with-stream_ssl_module --with-stream_realip_module --with-pcre
+```