+++ /dev/null
-# psi_add_composite(composite members)
-# Add a pre-defined composite (struct or union)
-psi_add_composite() {
- PSI_COMPOSITES="$PSI_COMPOSITES
- $1, {0},"
-}
-
-dnl PSI_COMPOSITE_MEMBER(composite name, decl member)
-dnl INTERNAL: build $psi_composite_members
-AC_DEFUN(PSI_COMPOSITE_MEMBER, [
- m4_define([member_name], PSI_VAR_NAME($2))
- m4_define([member_type], PSI_VAR_TYPE($2))
- PSI_CHECK_SIZEOF(AS_TR_SH($1)[_]member_name,
- [#define ]AS_TR_SH($1)[_]member_name (($1 *)0)->member_name
- )
- if PSI_SH_TEST_SIZEOF($1 member_name); then
- PSI_CHECK_OFFSETOF($1, member_name)
- PSI_TYPE_INDIRECTION($2, [PSI_SH_SIZEOF([$1 member_name])], pl, as)
-
- psi_member_sizeof=PSI_SH_SIZEOF($1 member_name)
- psi_member_offsetof=PSI_SH_OFFSETOF($1 member_name)
-
- if test $pl -gt 0 && test $as -eq 0; then
- check_size=PSI_SH_SIZEOF(void *)
- elif test $pl -eq 1 && test $as -gt 0; then
- check_size=`expr PSI_SH_SIZEOF(member_type) \* $as`
- else
- check_size=PSI_SH_SIZEOF(member_type)
- fi
- if test $psi_member_sizeof != "$check_size"; then
- psi_member_basic_type=PSI_SH_BASIC_TYPE(member_type)
- psi_member_type_pair="`psi_type_pair $psi_member_basic_type $psi_member_sizeof`"
- psi_composite_members="$psi_composite_members, {$psi_member_type_pair, \"[]member_name[]\", $psi_member_offsetof, $psi_member_sizeof, $pl, $as}"
- AC_MSG_WARN(pre-defined size $check_size of $2 in $1 does not match computed size $psi_member_sizeof; adjusting to $psi_member_type_pair)
- else
- psi_composite_members="[$psi_composite_members, {]PSI_TYPE_PAIR(member_type)[, \"]member_name[\", $psi_member_offsetof, $psi_member_sizeof, $pl, $as}]"
- fi
- fi
-])
-
-dnl PSI_STRUCT(struct name, struct members)
-dnl Check a struct and its members and add a pre-defined struct and possibly a
-dnl pre-defined type for this struct.
-dnl Calls PSI_CHECK_SIZEOF and PSI_CHECK_ALIGNOF for the struct.
-dnl Calls PSI_CHECK_SIZEOF, PSI_CHECK_OFFSETOF and PSI_TYPE_INDIRECTON for each member.
-AC_DEFUN(PSI_STRUCT, [
- PSI_CHECK_SIZEOF($1)
- if PSI_SH_TEST_SIZEOF($1); then
- PSI_CHECK_ALIGNOF($1)
- psi_composite_name=m4_bregexp([$1], [^\(struct \)?\(\w+\)], [\2])
- psi_composite_members="{PSI_T_STRUCT, \"struct\", \"$psi_composite_name\", PSI_SH_ALIGNOF($1), PSI_SH_SIZEOF($1), 0, 0}"
- ifelse([$2],,,[m4_map_args_sep([PSI_COMPOSITE_MEMBER($1, m4_normalize(], [))], [], $2)])
- psi_add_composite "$psi_composite_members"
- if test "$1" = "$psi_composite_name"; then
- psi_add_type "{PSI_T_STRUCT, \"$1\", \"$1\"}"
- fi
- fi
-])
-
-dnl PSI_UNION(union name, union/struct members)
-dnl Check a union and its members and add a pre-defined union and possibly a
-dnl pre-defined type for this union.
-dnl Calls PSI_CHECK_SIZEOF for the union and each member.
-dnl Calls PSI_CHECK_OFFSETOF and PSI_TYPE_INDIRECTON for each member.
-AC_DEFUN(PSI_UNION, [
- PSI_CHECK_SIZEOF($1)
- if PSI_SH_TEST_SIZEOF($1); then
- PSI_CHECK_ALIGNOF($1)
- psi_composite_name=m4_bregexp([$1], [^\(union \)?\(\w+\)], [\2])
- psi_composite_members="{PSI_T_UNION, \"union\", \"$psi_composite_name\", PSI_SH_ALIGNOF($1), PSI_SH_SIZEOF($1), 0, 0}"
- ifelse([$2],,,[m4_map_args_sep([PSI_COMPOSITE_MEMBER($1, m4_normalize(], [))], [], $2)])
- psi_add_composite "$psi_composite_members"
- if test "$1" = "$psi_composite_name"; then
- psi_add_type "{PSI_T_UNION, \"$1\", \"$1\"}"
- fi
- fi
-])