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#!/bin/sh
# -g Guru mode. Enable parsing of unsafe expert-level constructs
# like embedded C.
#
# -D NAME=VALUE
# Add the given C preprocessor directive to the module Makefile.
# Test '-g' and '-D'. The code below will give an error at
# compilation stage unless 'FOO' is defined.
stap -g -p4 -DFOO=1 - <<EOF
function footest:string()
%{
#ifdef FOO
strncpy(THIS->__retvalue, "footest called", MAXSTRINGLEN);
#else
#error undefined FOO
#endif
%}
probe begin {
printf("%s\n", footest())
exit()
}
EOF
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