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elf: Emit warning if tunable is ill-formatted
So caller knows that the tunable will be ignored. Checked on x86_64-linux-gnu. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
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@ -235,6 +235,12 @@ parse_tunables (char *valstring)
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{
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struct tunable_toset_t tunables[tunables_list_size];
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int ntunables = parse_tunables_string (valstring, tunables);
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if (ntunables == -1)
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{
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_dl_error_printf (
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"WARNING: ld.so: invalid GLIBC_TUNABLES `%s': ignored.\n", valstring);
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return;
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}
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for (int i = 0; i < ntunables; i++)
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tunable_initialize (tunables[i].t, tunables[i].value);
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