Warn when binaries are built from a dirty branch.

Adjusted version flag behavior in bitcoin-tx, bitcoin-wallet, and
bitcoind to match. Added functionality in gen-manpages.sh to warning when
attempting to generate man pages for binaries built from a dirty
branch.

4 files changed, 44 insertions, 21 deletions

diff --git a/contrib/devtools/gen-manpages.sh b/contrib/devtools/gen-manpages.sh
index aa65953d83..3fdcda4fd4 100755
--- a/contrib/devtools/gen-manpages.sh
+++ b/contrib/devtools/gen-manpages.sh
@@ -18,6 +18,22 @@ BITCOINQT=${BITCOINQT:-$BINDIR/qt/bitcoin-qt}
 
 [ ! -x $BITCOIND ] && echo "$BITCOIND not found or not executable." && exit 1
 
+# Don't allow man pages to be generated for binaries built from a dirty tree
+DIRTY=""
+for cmd in $BITCOIND $BITCOINCLI $BITCOINTX $WALLET_TOOL $BITCOINQT; do
+  VERSION_OUTPUT=$($cmd --version)
+  if [[ $VERSION_OUTPUT == *"dirty"* ]]; then
+    DIRTY="${DIRTY}${cmd}\n"
+  fi
+done
+if [ -n "$DIRTY" ]
+then
+  echo -e "WARNING: the following binaries were built from a dirty tree:\n"
+  echo -e $DIRTY
+  echo "man pages generated from dirty binaries should NOT be committed."
+  echo "To properly generate man pages, please commit your changes to the above binaries, rebuild them, then run this script again."
+fi
+
 # The autodetected version git tag can screw up manpage output a little bit
 read -r -a BTCVER <<< "$($BITCOINCLI --version | head -n1 | awk -F'[ -]' '{ print $6, $7 }')"
 
diff --git a/src/bitcoin-tx.cpp b/src/bitcoin-tx.cpp
index e22b3766cf..f87b9c1d16 100644
--- a/src/bitcoin-tx.cpp
+++ b/src/bitcoin-tx.cpp
@@ -40,6 +40,7 @@ static void SetupBitcoinTxArgs(ArgsManager &argsman)
 {
     SetupHelpOptions(argsman);
 
+    argsman.AddArg("-version", "Print version and exit", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-create", "Create new, empty TX.", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-json", "Select JSON output", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-txid", "Output only the hex-encoded transaction id of the resultant transaction.", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
@@ -95,13 +96,16 @@ static int AppInitRawTx(int argc, char* argv[])
 
     fCreateBlank = gArgs.GetBoolArg("-create", false);
 
-    if (argc < 2 || HelpRequested(gArgs)) {
+    if (argc < 2 || HelpRequested(gArgs) || gArgs.IsArgSet("-version")) {
         // First part of help message is specific to this utility
-        std::string strUsage = PACKAGE_NAME " bitcoin-tx utility version " + FormatFullVersion() + "\n\n" +
-            "Usage:  bitcoin-tx [options] <hex-tx> [commands]  Update hex-encoded bitcoin transaction\n" +
-            "or:     bitcoin-tx [options] -create [commands]   Create hex-encoded bitcoin transaction\n" +
-            "\n";
-        strUsage += gArgs.GetHelpMessage();
+        std::string strUsage = PACKAGE_NAME " bitcoin-tx utility version " + FormatFullVersion() + "\n";
+        if (!gArgs.IsArgSet("-version")) {
+            strUsage += "\n"
+                "Usage:  bitcoin-tx [options] <hex-tx> [commands]  Update hex-encoded bitcoin transaction\n"
+                "or:     bitcoin-tx [options] -create [commands]   Create hex-encoded bitcoin transaction\n"
+                "\n";
+            strUsage += gArgs.GetHelpMessage();
+        }
 
         tfm::format(std::cout, "%s", strUsage);
 
diff --git a/src/bitcoin-wallet.cpp b/src/bitcoin-wallet.cpp
index b9c2fe2d34..d258f9f933 100644
--- a/src/bitcoin-wallet.cpp
+++ b/src/bitcoin-wallet.cpp
@@ -24,6 +24,7 @@ static void SetupWalletToolArgs(ArgsManager& argsman)
     SetupHelpOptions(argsman);
     SetupChainParamsBaseOptions(argsman);
 
+    argsman.AddArg("-version", "Print version and exit", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-datadir=<dir>", "Specify data directory", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-wallet=<wallet-name>", "Specify wallet name", ArgsManager::ALLOW_ANY | ArgsManager::NETWORK_ONLY, OptionsCategory::OPTIONS);
     argsman.AddArg("-debug=<category>", "Output debugging information (default: 0).", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
@@ -42,16 +43,18 @@ static bool WalletAppInit(int argc, char* argv[])
         tfm::format(std::cerr, "Error parsing command line arguments: %s\n", error_message);
         return false;
     }
-    if (argc < 2 || HelpRequested(gArgs)) {
-        std::string usage = strprintf("%s bitcoin-wallet version", PACKAGE_NAME) + " " + FormatFullVersion() + "\n\n" +
-                                      "bitcoin-wallet is an offline tool for creating and interacting with " PACKAGE_NAME " wallet files.\n" +
-                                      "By default bitcoin-wallet will act on wallets in the default mainnet wallet directory in the datadir.\n" +
-                                      "To change the target wallet, use the -datadir, -wallet and -testnet/-regtest arguments.\n\n" +
-                                      "Usage:\n" +
-                                     "  bitcoin-wallet [options] <command>\n\n" +
-                                     gArgs.GetHelpMessage();
-
-        tfm::format(std::cout, "%s", usage);
+    if (argc < 2 || HelpRequested(gArgs) || gArgs.IsArgSet("-version")) {
+        std::string strUsage = strprintf("%s bitcoin-wallet version", PACKAGE_NAME) + " " + FormatFullVersion() + "\n";
+            if (!gArgs.IsArgSet("-version")) {
+                strUsage += "\n"
+                    "bitcoin-wallet is an offline tool for creating and interacting with " PACKAGE_NAME " wallet files.\n"
+                    "By default bitcoin-wallet will act on wallets in the default mainnet wallet directory in the datadir.\n"
+                    "To change the target wallet, use the -datadir, -wallet and -testnet/-regtest arguments.\n\n"
+                    "Usage:\n"
+                    "  bitcoin-wallet [options] <command>\n";
+                strUsage += "\n" + gArgs.GetHelpMessage();
+            }
+        tfm::format(std::cout, "%s", strUsage);
         return false;
     }
 
diff --git a/src/bitcoind.cpp b/src/bitcoind.cpp
index 455a82e390..4c89db54cb 100644
--- a/src/bitcoind.cpp
+++ b/src/bitcoind.cpp
@@ -57,11 +57,11 @@ static bool AppInit(int argc, char* argv[])
     if (HelpRequested(args) || args.IsArgSet("-version")) {
         std::string strUsage = PACKAGE_NAME " version " + FormatFullVersion() + "\n";
 
-        if (args.IsArgSet("-version")) {
-            strUsage += FormatParagraph(LicenseInfo()) + "\n";
-        } else {
-            strUsage += "\nUsage:  bitcoind [options]                     Start " PACKAGE_NAME "\n";
-            strUsage += "\n" + args.GetHelpMessage();
+        if (!args.IsArgSet("-version")) {
+            strUsage += FormatParagraph(LicenseInfo()) + "\n"
+                "\nUsage:  bitcoind [options]                     Start " PACKAGE_NAME "\n"
+                "\n";
+            strUsage += args.GetHelpMessage();
         }
 
         tfm::format(std::cout, "%s", strUsage);