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+#!/bin/bash
+
+# This script is needed in the process of generating exported
+# symbols list out of map files on Mac OS X (see also #i69351#)
+# The magic generating the regular expression from the temporary
+# mapfile containing only star and question mark symbols
+#
+# The script has to be called as follows:
+# nm -gx <file>.o | addsym-macosx.sh <file-with-wildcard-symbols> <temporary-file-where-to-write-the-search-expression-to>
+# See tg_shl.mk for an example of how to use the script
+#
+# Replace every * with .* and every ? with . to get awk expression
+# Put ^ at the beginning of every expression
+# Put $ at the beginning of every expression
+# Connect them all on one line, separated by |
+# Remove | at the end of this regular expression because the last end
+# of line was also replaced by |
+
+cat $1 | sed 's#*#.*#g
+s#?#.#g
+s#^#^#
+s#$#$#' | tr '\n' '|' | sed "s#|\$##" >$2
+
+# Please note that the awk expression expects to get the output of 'nm -gx'!
+# On Panther we have to filter out symbols with a value "1f" otherwise external
+# symbols will erroneously be added to the generated export symbols list file.
+awk -v SYMBOLSREGEXP="`cat $2`" '
+match ($6,SYMBOLSREGEXP) > 0 && $6 !~ /_GLOBAL_/ { if (($2 != 1) && ( $2 != "1f" ) ) print $6 }'
+