106 lines
2.2 KiB
Awk
106 lines
2.2 KiB
Awk
# Combine version map fragments into version files for the generated
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# shared object.
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# (C) Copyright 1998 Free Software Foundation, Inc.
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# Written by Ulrich Drepper <drepper@cygnus.com>, 1998.
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# Read definitions for the versions.
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BEGIN {
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nlibs=0;
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while (getline < "Versions.def") {
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if (/^[a-zA-Z_]+ {/) {
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libs[$1] = 1;
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curlib = $1;
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while (getline < "Versions.def" && ! /^}/) {
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if (NF > 1) {
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versions[$1] = 1;
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derived[curlib, $1] = (" " $2);
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for (n = 3; n <= NF; ++n) {
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derived[curlib, $1] = sprintf("%s, %s", derived[curlib, $1], $n);
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}
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} else {
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versions[$1] = 1;
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}
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}
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}
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}
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close("Versions.def");
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tmpfile = (buildroot "/Versions.tmp");
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sort = ("sort -n >" tmpfile);
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}
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# Remove comment lines.
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/^ *#/ {
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next;
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}
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# This matches the beginning of the version information for a new library.
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/^[a-zA-Z_]+/ {
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actlib = $1;
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if (libs[$1] != 1) {
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printf("no versions defined for %s\n", $1);
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exit 1;
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}
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next;
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}
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# This matches the beginning of a new version for the current library.
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/^ [A-Za-z_]/ {
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actver = $1;
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if (versions[$1] != 1) {
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printf("version %s not defined\n", $1);
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exit 1;
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}
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next;
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}
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# This matches lines with names to be added to the current version in the
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# current library. This is the only place where we print something to
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# the intermediate file.
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/^ / {
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printf("%s %s %s\n", actlib, actver, $0) | sort;
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}
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function closeversion(name) {
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if (firstinfile) {
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printf(" local:\n *;\n") > outfile;
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firstinfile = 0;
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}
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printf("}%s;\n", derived[oldlib, name]) > outfile;
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}
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# Now print the accumulated information.
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END {
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close(sort);
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oldlib="";
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oldver="";
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while(getline < tmpfile) {
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if ($1 != oldlib) {
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if (oldlib != "") {
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closeversion(oldver);
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oldver = "";
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close(outfile);
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}
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oldlib = $1;
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outfile = (buildroot oldlib ".map");
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firstinfile = 1;
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}
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if ($2 != oldver) {
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if (oldver != "") {
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closeversion(oldver);
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}
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printf("%s {\n global:\n", $2) > outfile;
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oldver = $2;
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}
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printf(" ") > outfile;
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for (n = 3; n <= NF; ++n) {
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printf(" %s", $n) > outfile;
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}
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printf("\n") > outfile;
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}
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closeversion(oldver);
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close(outfile);
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rm tmpfile;
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}
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