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darling-coredump: Be more error-tolerant
If we can't read a particular file, just zero out that memory region and move on; chances are that it's not important. Still report it, however (it might actually be important).
+8
-3
+8
-3
src/hosttools/src/coredump/main.c
+8
-3
src/hosttools/src/coredump/main.c
···
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if (!vm_area->filename) {
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// ignore it if starts at 0; that's most likely the __PAGEZERO segment
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if (vm_area->memory_address != 0) {
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printf("warning: missing NT_FILE entry for zero-sized memory region\n");
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printf("warning: missing NT_FILE entry for zero-sized memory region 0x%zx-%zx (%lu bytes)\n", vm_area->memory_address, vm_area->memory_address + vm_area->memory_size, vm_area->memory_size);
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}
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vm_area->valid = false;
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}
···
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free(filename);
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}
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if (fd < 0) {
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fprintf(stderr, "Failed to open %s: %d (%s)\n", vma->filename, errno, strerror(errno));
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exit(EXIT_FAILURE);
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fprintf(stderr, "Warning: failed to open %s: %d (%s)\n", vma->filename, errno, strerror(errno));
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//exit(EXIT_FAILURE);
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// just zero it out
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if (!dump_skip(cprm, vma->file_size)) {
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exit(EXIT_FAILURE);
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+
}
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continue;
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}
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uintptr_t aligned_offset = round_down_pow2(vma->file_offset, sysconf(_SC_PAGESIZE));