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# This script processes the output of 'readelf -W -D -s' on the libc.so
# we've just built. It checks for all the symbols used in td_symbol_list.
BEGIN {
%define DB_MAIN_VARIABLE(name) /* Nothing. */
%define DB_MAIN_SYMBOL(name) /* Nothing. */
%define DB_MAIN_ARRAY_VARIABLE(name) /* Nothing. */
%define DB_LOOKUP_NAME(idx, name) required[STRINGIFY (name)] = 1;
%define DB_LOOKUP_NAME_TH_UNIQUE(idx, name) th_unique[STRINGIFY (name)] = 1;
%include "db-symbols.h"
in_symtab = 0;
}
/Symbol table for image/ { in_symtab=1; next }
NF == 0 { in_symtab=0; next }
!in_symtab { next }
NF >= 8 && $7 != "UND" { seen[$NF] = 1 }
END {
status = 0;
for (s in required) {
s = s "@@GLIBC_PRIVATE"
if (s in seen) print s, "ok";
else {
status = 1;
print s, "***MISSING***";
}
}
any = "";
for (s in th_unique) {
s = s "@@GLIBC_PRIVATE"
if (s in seen) {
any = s;
break;
}
}
if (any)
print "th_unique:", any;
else {
status = 1;
print "th_unique:", "***MISSING***";
}
exit(status);
}
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