mirror of https://github.com/neutrinolabs/xrdp
44 lines
1.0 KiB
Plaintext
44 lines
1.0 KiB
Plaintext
# SYNOPSIS
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#
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# AXRDP_CHECK_UTMPX_MEMBER_EXISTS(MEMBER, COMPILE-DEFINE)
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#
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# EXAMPLE
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#
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# AXRDP_CHECK_UTMPX_MEMBER_EXISTS([ut_exit], [HAVE_UTMPX_UT_EXIT])
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#
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# DESCRIPTION
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#
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# If the member MEMBER exists in the utmpx struct, the COMPILE-DEFINE
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# is set for the C compiler.
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#
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# The shell variable 'ac_cv_utmpx_has_$MEMBER' is set to 'yes' or 'no'
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# and cached
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#
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AC_DEFUN([AXRDP_CHECK_UTMPX_MEMBER_EXISTS],
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[
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AS_VAR_PUSHDEF([x_var], [ac_cv_utmpx_has_$1])
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AS_VAR_PUSHDEF([x_define], [$2])
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AC_CACHE_CHECK(
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[for $1 in struct utmpx],
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[x_var],
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[AC_COMPILE_IFELSE(
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[AC_LANG_SOURCE([[
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# include <utmpx.h>
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# include <stddef.h>
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int main()
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{
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return offsetof(struct utmpx,$1);
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}]])],
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[AS_VAR_SET([x_var], [yes])],
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[AS_VAR_SET([x_var], [no])])]
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)
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AS_VAR_IF(
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[x_var],
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[yes],
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[AC_DEFINE([x_define], [1], [Define if '$1' is in struct utmpx.])])
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AS_VAR_POPDEF([x_var])
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AS_VAR_POPDEF([x_define])
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])
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