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Support for generating Mach-O core dumps.
One day, when Linux finally supports per-container core_pattern setting, core dumps will be saved into /cores/core.XXX as on macOS.
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+13
src/startup/darling.c
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src/startup/darling.c
···
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setresuid(g_originalUid, g_originalUid, g_originalUid);
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prctl(PR_SET_DUMPABLE, 1, 0, 0, 0);
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setupCoredumpPattern();
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// Set name to darling-init
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prctl(PR_SET_NAME, DARLING_INIT_COMM, 0, 0);
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p = stpcpy(g_argv[0], DARLING_INIT_COMM);
···
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exit(1);
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}
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}
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+
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void setupCoredumpPattern(void)
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{
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FILE* f = fopen("/proc/sys/kernel/core_pattern", "w");
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if (f != NULL)
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{
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// This is how macOS saves core dumps
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fputs("/cores/core.%p\n", f);
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fclose(f);
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}
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}