1# Script to generate <abi-versions.h> header file from Versions.all list.
2# See include/shlib-compat.h comments for explanation.
3
4BEGIN {
5  print "/* This file is automatically generated by abi-versions.awk.";
6  print "   It defines symbols used by shlib-compat.h, which see.  */";
7  print "\n#ifndef _ABI_VERSIONS_H\n#define _ABI_VERSIONS_H";
8}
9
10NF == 2 && $2 == "{" {
11  thislib = $1;
12  gsub(/[^A-Za-z0-9_ 	]/, "_"); libid = $1;
13  printf "\n/* start %s */\n", thislib;
14  n = 0;
15  start = 0;
16  next;
17}
18$1 == "}" {
19  printf "/* end %s */\n", thislib;
20  next;
21}
22
23$2 == "=" {
24  old = $1; new = $3;
25  gsub(/[^A-Za-z0-9_ 	]/, "_");
26  oldid = $1; newid = $3;
27
28  printf "#define ABI_%s_%s\tABI_%s_%s\n", libid, oldid, libid, newid;
29  printf "#define VERSION_%s_%s\t%s\n", libid, oldid, new;
30
31  next;
32}
33
34{
35  vers = $1;
36  gsub(/[^A-Za-z0-9_ 	]/, "_");
37  versid = $1;
38
39  printf "#define ABI_%s_%s\t%d\t/* support %s */\n", libid, versid, ++n, vers;
40  printf "#define VERSION_%s_%s\t%s\n", libid, versid, vers;
41  next;
42}
43
44END {
45  print "\n#endif /* abi-versions.h */";
46}
47