<div dir="ltr"><div dir="ltr"><div dir="ltr"><br><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, 1 Feb 2019 at 12:13, Sebastian Huber <<a href="mailto:sebastian.huber@embedded-brains.de">sebastian.huber@embedded-brains.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hello,<br>
<br>how can I check if a function exists in waf (similar to AC_CHECK_FUNC)? <br>Currently, we get this output from the RTEMS tools waf configure (please <br>note the "Invalid argument 'function_name' in test"):<br>
<br></blockquote><div>Hi,</div><div><br></div><div>The support for 'function_name' has been removed since waf 2 as it</div><div>was broken ( see <a href="https://gitlab.com/ita1024/waf/blob/master/waflib/Tools/c_config.py#L420">https://gitlab.com/ita1024/waf/blob/master/waflib/Tools/c_config.py#L420</a>)</div><div><br></div><div>I guess the best option is to just use 'header_name' or to use the 'fragment' parameter to write a fragment that calls the desired function.</div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">./waf configure<br>Setting top to : /scratch/git-rtems-tools<br>Setting out to : /scratch/git-rtems-tools/build<br>Version : 5.551ce0825375-modified (5)<br>Checking for program 'python' : /usr/bin/python<br>Checking for python version >= 2.6.6 : 2.7.14<br>Checking for program 'python' : /usr/bin/python<br>Checking for program 'python2' : /usr/bin/python2<br>Checking for program 'python3' : /usr/bin/python3<br>Checking for 'gcc' (C compiler) : /usr/bin/gcc<br>Checking for 'g++' (C++ compiler) : /usr/bin/g++<br>Checking for header alloca.h : yes<br>Checking for header fcntl.h : yes<br>Checking for header process.h : not found<br>Checking for header stdlib.h : yes<br>Checking for header string.h : yes<br>Checking for header strings.h : yes<br>Checking for header sys/file.h : yes<br>Checking for header sys/stat.h : yes<br>Checking for header sys/time.h : yes<br>Checking for header sys/types.h : yes<br>Checking for header sys/wait.h : yes<br>Checking for header unistd.h : yes<br>Checking for header vfork.h : not found<br>Invalid argument 'function_name' in test<br>Checking for header sys/time.h sys/resource.h : yes<br>Checking for program 'm4' : /usr/bin/m4<br>Checking for header sys/wait.h : yes<br>Invalid argument 'function_name' in test<br>Checking for header signal.h : yes<br>Checking for 'gcc' (C compiler) : /usr/bin/gcc<br>Checking for 'g++' (C++ compiler) : /usr/bin/g++<br>Checking for 'gcc' (C compiler) : /usr/bin/gcc<br>Invalid argument 'function_name' in test<br>Checking for header string.h : yes<br>Checking for 'g++' (C++ compiler) : /usr/bin/g++<br>Invalid argument 'function_name' in test<br>Checking for header stdlib.h : yes<br>Invalid argument 'function_name' in test<br>Checking for header stdlib.h : yes<br>'configure' finished successfully (1.058s)<br>
<br>-- <br>Sebastian Huber, embedded brains GmbH<br>
<br>Address : Dornierstr. 4, D-82178 Puchheim, Germany<br>Phone : +49 89 189 47 41-16<br>Fax : +49 89 189 47 41-09<br>E-Mail : <a href="mailto:sebastian.huber@embedded-brains.de" target="_blank">sebastian.huber@embedded-brains.de</a><br>PGP : Public key available on request.<br>
<br>Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.<br>
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