hio/lib/generr.hawk

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#
# hawk -f generr.awk hio.h
#
@pragma striprecspc on
BEGIN {
##STRIPRECSPC=1
FS = "[[:space:]]+";
capture = 0;
msgcount = 0;
}
capture == 1 {
if ($0 == "};")
{
capture = 0;
}
else if ($1 ~ /^HIO_E[[:alnum:]]+,*/)
{
msg = "";
for (i = 3; i < NF; i++)
{
if (i > 3) msg = msg OFS;
msg = msg $i;
}
printf ("static hio_ooch_t errstr_%d[] = {", msgcount);
len = length(msg);
for (i = 1; i <= len; i++)
{
printf ("'%c', ", substr(msg, i, 1));
}
printf ("'\\0' };\n");
msgcount++;
}
}
/^enum hio_errnum_t$/ {
getline x; # consume the next line
capture = 1;
}
END {
printf ("static hio_ooch_t* errstr[] =\n");
printf ("{\n\t");
for (i = 0; i < msgcount; i++)
{
if (i > 0)
{
if (i % 5 == 0) printf (",\n\t");
else printf (", ");
}
printf ("errstr_%d", i);
}
if ((i - 1) % 5 != 0) printf ("\n");
printf ("};\n");
}