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b09b3ac8f8
This adds a general mechanism to create version-scripts for
linking shared libraries from one or several header files,
similar to mkproto.sh/awk.
Michael
(This used to be commit 65817703c4)
77 lines
1.2 KiB
Awk
77 lines
1.2 KiB
Awk
#
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# mksyms.awk
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#
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# Extract symbols to export from C-header files.
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# output in version-script format for linking shared libraries.
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#
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# Copyright (C) 2008 Micheal Adam <obnox@samba.org>
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#
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BEGIN {
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inheader=0;
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current_file="";
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print "#"
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print "# This file is automatically generated with \"make symbols\". DO NOT EDIT "
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print "#"
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print "{"
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print "\tglobal:"
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}
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END {
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print""
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print "\tlocal: *;"
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print "};"
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}
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{
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if (FILENAME!=current_file) {
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print "\t\t# The following definitions come from",FILENAME
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current_file=FILENAME
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}
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if (inheader) {
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if (match($0,"[)][ \t]*[;][ \t]*$")) {
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inheader = 0;
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}
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next;
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}
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}
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/^static/ || /^[ \t]*typedef/ || !/^[a-zA-Z\_]/ {
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next;
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}
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/^extern[ \t]+[^()]+[;][ \t]*$/ {
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gsub(/[^ \t]+[ \t]+/, "");
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sub(/[;][ \t]*$/, "");
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printf "\t\t%s;\n", $0;
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next;
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}
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# look for function headers:
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{
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gotstart = 0;
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if ($0 ~ /^[A-Za-z_][A-Za-z0-9_]+/) {
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gotstart = 1;
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}
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if(!gotstart) {
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next;
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}
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}
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/[_A-Za-z0-9]+[ \t]*[(].*[)][ \t]*;[ \t]*$/ {
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sub(/[(].*$/, "");
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gsub(/[^ \t]+[ \t]+/, "");
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gsub(/^[*]/, "");
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printf "\t\t%s;\n",$0;
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next;
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}
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/[_A-Za-z0-9]+[ \t]*[(]/ {
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inheader=1;
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sub(/[(].*$/, "");
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gsub(/[^ \t]+[ \t]+/, "");
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gsub(/^[*]/, "");
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printf "\t\t%s;\n",$0;
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next;
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}
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