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Improve error message reporting

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Chocobo1 2021-10-08 01:44:01 +08:00
parent 4a11fab2b1
commit 6b49323f05
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GPG key ID: 210D9C873253A68C
1 changed files with 4 additions and 2 deletions
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6
src/base/utils/random.cpp
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@ -39,7 +39,9 @@
#include <Windows.h> #include <Windows.h>
#include <Ntsecapi.h> #include <Ntsecapi.h>
#else // Q_OS_WIN #else // Q_OS_WIN
#include <cerrno>
#include <cstdio> #include <cstdio>
#include <cstring>
#endif #endif
#include <QString> #include <QString>
@ -97,7 +99,7 @@ namespace
: m_randDev {fopen("/dev/urandom", "rb")} : m_randDev {fopen("/dev/urandom", "rb")}
{ {
if (!m_randDev) if (!m_randDev)
qFatal("Failed to open /dev/urandom"); qFatal("Failed to open /dev/urandom. Reason: %s. Error code: %d.\n", std::strerror(errno), errno);
} }
~RandomLayer() ~RandomLayer()
@ -119,7 +121,7 @@ namespace
{ {
result_type buf = 0; result_type buf = 0;
if (fread(&buf, sizeof(buf), 1, m_randDev) != 1) if (fread(&buf, sizeof(buf), 1, m_randDev) != 1)
qFatal("Read /dev/urandom error"); qFatal("Read /dev/urandom error. Reason: %s. Error code: %d.\n", std::strerror(errno), errno);
return buf; return buf;
} }