/usr/share/et/et_h.awk is in comerr-dev 2.1-1.43.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | BEGIN {
if ( length(outfn) == 0) {
outfn = outfile
}
char_shift=64
## "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
c2n["A"]=1
c2n["B"]=2
c2n["C"]=3
c2n["D"]=4
c2n["E"]=5
c2n["F"]=6
c2n["G"]=7
c2n["H"]=8
c2n["I"]=9
c2n["J"]=10
c2n["K"]=11
c2n["L"]=12
c2n["M"]=13
c2n["N"]=14
c2n["O"]=15
c2n["P"]=16
c2n["Q"]=17
c2n["R"]=18
c2n["S"]=19
c2n["T"]=20
c2n["U"]=21
c2n["V"]=22
c2n["W"]=23
c2n["X"]=24
c2n["Y"]=25
c2n["Z"]=26
c2n["a"]=27
c2n["b"]=28
c2n["c"]=29
c2n["d"]=30
c2n["e"]=31
c2n["f"]=32
c2n["g"]=33
c2n["h"]=34
c2n["i"]=35
c2n["j"]=36
c2n["k"]=37
c2n["l"]=38
c2n["m"]=39
c2n["n"]=40
c2n["o"]=41
c2n["p"]=42
c2n["q"]=43
c2n["r"]=44
c2n["s"]=45
c2n["t"]=46
c2n["u"]=47
c2n["v"]=48
c2n["w"]=49
c2n["x"]=50
c2n["y"]=51
c2n["z"]=52
c2n["0"]=53
c2n["1"]=54
c2n["2"]=55
c2n["3"]=56
c2n["4"]=57
c2n["5"]=58
c2n["6"]=59
c2n["7"]=60
c2n["8"]=61
c2n["9"]=62
c2n["_"]=63
}
/^#/ { next }
/^[ \t]*(error_table|et)[ \t]+[a-zA-Z][a-zA-Z0-9_]+/ {
table_number = 0
mod_base = 1000000
if (NF > 2) {
table_name = $3
base_name = $2
} else {
table_name = $2
base_name = table_name
}
for(i=1; i<=length(base_name); i++) {
table_number=(table_number*char_shift)+c2n[substr(base_name,i,1)]
}
# We start playing *_high, *low games here because the some
# awk programs do not have the necessary precision (sigh)
tab_base_low = table_number % mod_base
if (tab_base_low < 0) {
# Work around stupid bug in the ARM libm
tab_base_low = tab_base_low + mod_base
}
tab_base_high = int(table_number / mod_base)
tab_base_sign = 1;
# figure out: table_number_base=table_number*256
tab_base_low = tab_base_low * 256
tab_base_high = (tab_base_high * 256) + \
int(tab_base_low / mod_base)
tab_base_low = tab_base_low % mod_base
if (tab_base_low < 0) {
# Work around stupid bug in the ARM libm
tab_base_low = tab_base_low + mod_base
}
if (table_number > 128*256*256) {
# figure out: table_number_base -= 256*256*256*256
# sub_high, sub_low is 256*256*256*256
sub_low = 256*256*256 % mod_base
sub_high = int(256*256*256 / mod_base)
sub_low = sub_low * 256
sub_high = (sub_high * 256) + int(sub_low / mod_base)
sub_low = sub_low % mod_base
tab_base_low = sub_low - tab_base_low;
tab_base_high = sub_high - tab_base_high;
tab_base_sign = -1;
if (tab_base_low < 0) {
tab_base_low = tab_base_low + mod_base
tab_base_high--
}
}
prefix_str = ""
curr_idx = 0
curr_low = tab_base_low
curr_high = tab_base_high
curr_sign = tab_base_sign
print "/*" > outfile
print " * " outfn ":" > outfile
print " * This file is automatically generated; please do not edit it." > outfile
print " */" > outfile
print "" > outfile
print "#include <et/com_err.h>" > outfile
print "" > outfile
}
/^[ \t]*(error_code|ec)[ \t]+[A-Z_0-9]+,/ {
# Be tolerant to missing whitespace after `,' ...
sub(/,/, ", ")
tag=prefix_str substr($2,1,length($2)-1)
if (curr_high == 0) {
printf "#define %-40s (%dL)\n", tag, \
curr_sign*curr_low > outfile
} else {
printf "#define %-40s (%d%06dL)\n", tag, curr_high*curr_sign, \
curr_low > outfile
}
curr_low += curr_sign;
curr_idx++;
if (curr_low >= mod_base) {
curr_low -= mod_base;
curr_high++
}
if (curr_low < 0) {
cur_low += mod_base
cur_high--
}
}
/^[ \t]*(prefix)$/ {
prefix_str = ""
}
/^[ \t]*(prefix)[ \t]+[A-Z_0-9]+/ {
prefix_str = $2 "_"
}
/^[ \t]*(index)[ \t]+[A-Z_0-9]+/ {
new_idx = $2
curr_low += curr_sign * (new_idx - curr_idx)
curr_idx = new_idx
if (curr_low >= mod_base) {
curr_low -= mod_base;
curr_high++
}
if (curr_low < 0) {
cur_low += mod_base
cur_high--
}
}
END {
print "extern const struct error_table et_" table_name "_error_table;" > outfile
print "extern void initialize_" table_name "_error_table(void);" > outfile
print "" > outfile
print "/* For compatibility with Heimdal */" > outfile
print "extern void initialize_" table_name "_error_table_r(struct et_list **list);" > outfile
print "" > outfile
if (tab_base_high == 0) {
print "#define ERROR_TABLE_BASE_" table_name " (" \
sprintf("%d", tab_base_sign*tab_base_low) \
"L)" > outfile
} else {
print "#define ERROR_TABLE_BASE_" table_name " (" \
sprintf("%d%06d", tab_base_sign*tab_base_high, \
tab_base_low) "L)" > outfile
}
print "" > outfile
print "/* for compatibility with older versions... */" > outfile
print "#define init_" table_name "_err_tbl initialize_" table_name "_error_table" > outfile
print "#define " table_name "_err_base ERROR_TABLE_BASE_" table_name > outfile
}
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