forked from Mirrors/freeswitch
60 lines
1023 B
Awk
60 lines
1023 B
Awk
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# Based on apr's make_export.awk, which is
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# based on Ryan Bloom's make_export.pl
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/^#[ \t]*if(def)? (AP[RUI]?_|!?defined).*/ {
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if (old_filename != FILENAME) {
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if (old_filename != "") printf("%s", line)
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macro_no = 0
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found = 0
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count = 0
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old_filename = FILENAME
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line = ""
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}
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macro_stack[macro_no++] = macro
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macro = substr($0, length($1)+2)
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count++
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line = line "#ifdef " macro "\n"
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next
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}
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/^#[ \t]*endif/ {
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if (count > 0) {
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count--
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line = line "#endif /* " macro " */\n"
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macro = macro_stack[--macro_no]
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}
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if (count == 0) {
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if (found != 0) {
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printf("%s", line)
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}
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line = ""
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}
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next
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}
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function add_symbol (sym_name) {
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if (count) {
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found++
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}
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for (i = 0; i < count; i++) {
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line = line "\t"
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}
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line = line sym_name "\n"
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if (count == 0) {
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printf("%s", line)
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line = ""
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}
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}
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/^[ \t]*(extern[ \t]+)?AP[RUI]?_DECLARE_DATA .*;$/ {
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varname = $NF;
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gsub( /[*;]/, "", varname);
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gsub( /\[.*\]/, "", varname);
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add_symbol(varname);
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}
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END {
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printf("%s", line)
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}
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