Merge #15457: Check std::system for -[alert|block|wallet]notify

f874e14cd3 [build]: check std::system for -[alert|block|wallet]notify (Sjors Provoost)
cc3ad56ff2 [build] MSVC: set HAVE_SYSTEM for desktop apps (Sjors Provoost)
c1c91bb78d [build] detect std::system or ::wsystem (Sjors Provoost)

Pull request description:

  Platforms such as iOs and Universal Windows Platform do not support launching a process through system().

ACKs for top commit:
  laanwj:
    code review ACK f874e14cd3

Tree-SHA512: 16bb4a8fa1896046ccb22a46c8985e1aa45f5b11ecf5539eb2299e9a58f1a5b085c0c12cb6939c7493d93abce7e84fadcbfc73374c887db63da6d00c08aa476d
This commit is contained in:
Wladimir J. van der Laan
2019-07-05 17:21:42 +02:00
8 changed files with 51 additions and 0 deletions

View File

@@ -376,10 +376,14 @@ void SetupServerArgs()
"-allowselfsignedrootcertificates", "-choosedatadir", "-lang=<lang>", "-min", "-resetguisettings", "-rootcertificates=<file>", "-splash", "-uiplatform"};
gArgs.AddArg("-version", "Print version and exit", false, OptionsCategory::OPTIONS);
#if defined(HAVE_SYSTEM)
gArgs.AddArg("-alertnotify=<cmd>", "Execute command when a relevant alert is received or we see a really long fork (%s in cmd is replaced by message)", false, OptionsCategory::OPTIONS);
#endif
gArgs.AddArg("-assumevalid=<hex>", strprintf("If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet: %s)", defaultChainParams->GetConsensus().defaultAssumeValid.GetHex(), testnetChainParams->GetConsensus().defaultAssumeValid.GetHex()), false, OptionsCategory::OPTIONS);
gArgs.AddArg("-blocksdir=<dir>", "Specify directory to hold blocks subdirectory for *.dat files (default: <datadir>)", false, OptionsCategory::OPTIONS);
#if defined(HAVE_SYSTEM)
gArgs.AddArg("-blocknotify=<cmd>", "Execute command when the best block changes (%s in cmd is replaced by block hash)", false, OptionsCategory::OPTIONS);
#endif
gArgs.AddArg("-blockreconstructionextratxn=<n>", strprintf("Extra transactions to keep in memory for compact block reconstructions (default: %u)", DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN), false, OptionsCategory::OPTIONS);
gArgs.AddArg("-blocksonly", strprintf("Whether to reject transactions from network peers. Transactions from the wallet or RPC are not affected. (default: %u)", DEFAULT_BLOCKSONLY), false, OptionsCategory::OPTIONS);
gArgs.AddArg("-conf=<file>", strprintf("Specify configuration file. Relative paths will be prefixed by datadir location. (default: %s)", BITCOIN_CONF_FILENAME), false, OptionsCategory::OPTIONS);
@@ -579,6 +583,7 @@ std::string LicenseInfo()
"\n";
}
#if defined(HAVE_SYSTEM)
static void BlockNotifyCallback(bool initialSync, const CBlockIndex *pBlockIndex)
{
if (initialSync || !pBlockIndex)
@@ -591,6 +596,7 @@ static void BlockNotifyCallback(bool initialSync, const CBlockIndex *pBlockIndex
t.detach(); // thread runs free
}
}
#endif
static bool fHaveGenesis = false;
static Mutex g_genesis_wait_mutex;
@@ -1708,8 +1714,10 @@ bool AppInitMain(InitInterfaces& interfaces)
fHaveGenesis = true;
}
#if defined(HAVE_SYSTEM)
if (gArgs.IsArgSet("-blocknotify"))
uiInterface.NotifyBlockTip_connect(BlockNotifyCallback);
#endif
std::vector<fs::path> vImportFiles;
for (const std::string& strFile : gArgs.GetArgs("-loadblock")) {