<div dir="ltr">"gcc -xc -E -v -" can show the include search paths.<br></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr">Best Regards<div>Nan Xiao</div></div></div></div>
<br><div class="gmail_quote">On Wed, Aug 5, 2015 at 6:34 PM, Abhilash Mhaisne <span dir="ltr"><<a href="mailto:abhilashmhaisne@gmail.com" target="_blank">abhilashmhaisne@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">By default gcc does search under /usr/include. I am not sure about /usr/local/include though.<div>If header files at the top are #included as "your_build_direc/include/some_header_file.h" then gcc will look into that path.</div><div>Otherwise if it is #include <some_header_file.h> , it will search under /usr/include and anything that is under C_INCLUDE_PATH variable. See man page of gcc for more.</div><div><br></div><div>Regards, </div><span class="HOEnZb"><font color="#888888"><div>Abhilash Mhaisne</div></font></span></div><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Wed, Aug 5, 2015 at 3:13 PM, Nan Xiao <span dir="ltr"><<a href="mailto:xiaonan830818@gmail.com" target="_blank">xiaonan830818@gmail.com</a>></span> wrote:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr">Hi all,<div><br></div><div>I want to make sure the searching header file path when building Linux kernel:</div><div>Per my understanding, the gcc only find header files in current building linux </div><div>directory: include/*, won't search system header file path: such as /usr/inclue,</div><div> /usr/local/include, etc.</div><div><br></div><div>Is my understanding right? Thanks very much in advance!</div><div><br clear="all"><div><div><div dir="ltr">Best Regards<span><font color="#888888"><div>Nan Xiao</div></font></span></div></div></div>
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