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avoid segfaults if a dump is created and followed by run pre no

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This commit is contained in:
Axel Kohlmeyer
2023-06-20 13:31:16 -04:00
parent 6791651b62
commit fcc3c99e2b
7 changed files with 39 additions and 40 deletions
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7
src/dump_xyz.cpp
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@ -130,6 +130,8 @@ int DumpXYZ::modify_param(int narg, char **arg)
void DumpXYZ::write_header(bigint n)
{
if (me == 0) {
if (!fp) error->one(FLERR, "Must not use 'run pre no' after creating a new dump");
auto header = fmt::format("{}\n Atoms. Timestep: {}", n, update->ntimestep);
if (time_flag) header += fmt::format(" Time: {:.6f}", compute_time());
header += "\n";
@ -177,9 +179,8 @@ int DumpXYZ::convert_string(int n, double *mybuf)
memory->grow(sbuf,maxsbuf,"dump:sbuf");
}
offset += sprintf(&sbuf[offset],format,
typenames[static_cast<int> (mybuf[m+1])],
mybuf[m+2],mybuf[m+3],mybuf[m+4]);
offset += sprintf(&sbuf[offset], format, typenames[static_cast<int> (mybuf[m+1])],
mybuf[m+2], mybuf[m+3], mybuf[m+4]);
m += size_one;
}