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# Script to generate <abi-versions.h> header file from Versions.all list.
# See include/shlib-compat.h comments for explanation.
BEGIN {
print "/* This file is automatically generated by abi-versions.awk.";
print " It defines symbols used by shlib-compat.h, which see. */";
print "\n#ifndef _ABI_VERSIONS_H\n#define _ABI_VERSIONS_H";
}
NF == 2 && $2 == "{" {
thislib = $1;
gsub(/[^A-Za-z0-9_ ]/, "_"); libid = $1;
printf "\n/* start %s */\n", thislib;
next;
}
$1 == "}" {
printf "/* end %s */\n", thislib;
next;
}
$2 == "=" {
new = $3;
gsub(/[^A-Za-z0-9_ ]/, "_"); id = $1;
printf "#define ABI_%s_%s\t0\t/* earliest supported %s */\n", libid, id, new;
printf "#define VERSION_%s_%s\t%s\n", libid, id, new;
next;
}
{
vers = $1;
gsub(/[^A-Za-z0-9_ ]/, "_"); id = $1;
printf "#define ABI_%s_%s\t1\t/* support %s */\n", libid, id, vers;
printf "#define VERSION_%s_%s\t%s\n", libid, id, vers;
next;
}
END {
print "\n#endif /* abi-versions.h */";
}
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