1 # psi_type_pair(type, size)
3 local psi_type_name=`tr -cd A-Za-z0-9_ <<<$1`
4 local psi_type_lower=`tr A-Z a-z <<<$psi_type_name`
5 case $psi_type_lower in
7 local psi_type_upper=`tr a-z A-Z <<<$psi_type_name`
8 local psi_type_bits=`expr $2 \* 8`
9 echo "PSI_T_${psi_type_upper}${psi_type_bits}, \"${psi_type_lower}${psi_type_bits}_t\""
10 #eval AS_TR_SH([psi_standard_type_]$1)="${psi_type_lower}${psi_type_bits}_t"
13 echo "PSI_T_STRUCT, \"$2\""
16 echo "PSI_T_VOID, \"void\""
19 echo "PSI_T_NAME, \"$psi_type_name\""
24 dnl PSI_TYPE(type name, basic type, includes)
26 ifdef(AS_TR_CPP(AC_TYPE_$1), AS_TR_CPP(AC_TYPE_$1))
27 PSI_CHECK_SIZEOF($1, PSI_INCLUDES)
29 case $psi_basic_type in
31 AX_CHECK_SIGN($1, :, [
39 if test "$2" && test "$AS_TR_SH([ac_cv_sizeof_]$1)" -gt 0; then
40 AS_TR_SH(psi_basic_type_$1)=$psi_basic_type
41 cat >>$PSI_TYPES <<<" {`psi_type_pair $psi_basic_type $AS_TR_SH([ac_cv_sizeof_]$1)`, \"$1\"}, "
45 dnl unsigned char* buf[16] -> unsigned char*
46 dnl AC_DEFUN(PSI_VAR_TYPE, [m4_bregexp([$1], [\(\(struct \)?[^ ]+\)[ *]+[^ ]+$], [\1])])
47 AC_DEFUN(PSI_VAR_TYPE, [m4_bregexp([$1], [^\(const \)?\(.*\) \([*]*\)[^ ]+$], [\2\3])])
48 dnl unsigned char* buf[16] -> buf
49 AC_DEFUN(PSI_VAR_NAME, [m4_bregexp(m4_bregexp([$1], [\([^ ]+\)$], [\1]), [\w+], [\&])])
50 dnl PSI_TYPE_SIZE(type, pointer level, array size)
51 AC_DEFUN(PSI_TYPE_SIZE, [ifelse(
53 [ifelse([$2], 0, $AS_TR_SH([ac_cv_sizeof_]$1), $ac_cv_sizeof_void_p)],
54 [ifelse([$2], 1, [`expr $3 \* $AS_TR_SH([ac_cv_sizeof_]$1)`], $ac_cv_sizeof_void_p)]
56 dnl PSI_TYPE_BITS(type)
57 AC_DEFUN(PSI_TYPE_BITS, [`expr 8 \* $AS_TR_SH([ac_cv_sizeof_]$1)`])
59 dnl PSI_TYPE_INDIRECTION(type, size, pointer_level_var, array_size_var)
60 AC_DEFUN(PSI_TYPE_INDIRECTION, [
61 dnl AC_MSG_CHECKING(indirection of $1)
62 m4_define([psi_pointer_level], m4_len(m4_bpatsubst([PSI_VAR_TYPE($1)], [[^*]])))
63 m4_define([psi_array_size], [m4_bregexp([PSI_VAR_TYPE($1)], [@<:@\([0-9]+\)@:>@], [\1])])
65 ifelse(psi_array_size.$2,0., [
66 AC_MSG_ERROR([cannot compute dynamic array size of a non-struct member])
68 ifelse(psi_pointer_level,0,[
69 m4_define([psi_type_size],[$]AS_TR_SH([ac_cv_sizeof_]m4_bregexp(PSI_VAR_TYPE([$1]), [^\( \|\w\)+], [\&])))
71 m4_define([psi_type_size],$ac_cv_sizeof_void_p)
75 m4_case(psi_array_size,,[
79 $3=m4_incr(psi_pointer_level)
80 $4="`expr $2 / psi_type_size`"
82 $3=m4_incr(psi_pointer_level)
86 dnl AC_MSG_RESULT([[$]$3, [$]$4])
89 AC_DEFUN(PSI_TYPE_PAIR, [m4_case(m4_bregexp([$1], [^\w+], [\&]),
90 [void], [PSI_T_VOID, \"void\"],
91 [struct], [PSI_T_STRUCT, \"m4_bregexp([$1], [^struct \(\w+\)], [\1])\"],
92 [PSI_T_NAME, \"m4_bregexp([$1], [^\(\w+ \)*\w+], [\&])\"])])
94 AC_DEFUN(PSI_CHECK_STD_TYPES, [
95 AC_CHECK_HEADERS(stdint.h)
98 PSI_CHECK_SIZEOF(int8_t)
99 AC_CHECK_ALIGNOF(int8_t)
101 PSI_CHECK_SIZEOF(uint8_t)
102 AC_CHECK_ALIGNOF(uint8_t)
104 PSI_CHECK_SIZEOF(int16_t)
105 AC_CHECK_ALIGNOF(int16_t)
107 PSI_CHECK_SIZEOF(uint16_t)
108 AC_CHECK_ALIGNOF(uint16_t)
110 PSI_CHECK_SIZEOF(int32_t)
111 AC_CHECK_ALIGNOF(int32_t)
113 PSI_CHECK_SIZEOF(uint32_t)
114 AC_CHECK_ALIGNOF(uint32_t)
116 PSI_CHECK_SIZEOF(int64_t)
117 AC_CHECK_ALIGNOF(int64_t)
119 PSI_CHECK_SIZEOF(uint64_t)
120 AC_CHECK_ALIGNOF(uint64_t)
123 AC_CHECK_ALIGNOF(float)
125 AC_CHECK_ALIGNOF(double)
127 AC_CHECK_ALIGNOF(void *)
130 PSI_TYPE(unsigned char, uint)
132 PSI_TYPE(unsigned short, uint)
134 PSI_TYPE(unsigned int, uint)
135 PSI_TYPE(unsigned, uint)
137 PSI_TYPE(unsigned long, uint)