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85391ee931
Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Rob Norris <robn@despairlabs.com> Closes #18077
16 lines
510 B
Plaintext
16 lines
510 B
Plaintext
dnl # SPDX-License-Identifier: CDDL-1.0
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dnl
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dnl backtrace(), for userspace assertions. glibc has this directly in libc.
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dnl FreeBSD and (sometimes) musl have it in a separate -lexecinfo. It's assumed
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dnl that this will also get the companion function backtrace_symbols().
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dnl
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AC_DEFUN([ZFS_AC_CONFIG_USER_BACKTRACE], [
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AX_SAVE_FLAGS
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LIBS=""
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AC_SEARCH_LIBS([backtrace], [execinfo], [
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AC_DEFINE(HAVE_BACKTRACE, 1, [backtrace() is available])
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AC_SUBST([BACKTRACE_LIBS], ["$LIBS"])
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])
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AX_RESTORE_FLAGS
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])
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