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-rw-r--r--contrib/qos/tc.sh2
-rw-r--r--contrib/verify-commits/trusted-keys1
-rw-r--r--doc/developer-notes.md27
-rw-r--r--src/arith_uint256.h3
-rw-r--r--src/primitives/transaction.h8
-rwxr-xr-xsrc/qt/res/movies/makespinner.sh2
-rw-r--r--src/streams.h4
-rw-r--r--src/test/serialize_tests.cpp2
-rw-r--r--src/test/sighash_tests.cpp2
-rwxr-xr-xtest/lint/commit-script-check.sh18
-rwxr-xr-xtest/lint/lint-python-dead-code.sh2
-rwxr-xr-xtest/lint/lint-shebang.sh (renamed from test/lint/lint-python-shebang.sh)9
12 files changed, 61 insertions, 19 deletions
diff --git a/contrib/qos/tc.sh b/contrib/qos/tc.sh
index 738ea70dbe..5f9b87d9b2 100644
--- a/contrib/qos/tc.sh
+++ b/contrib/qos/tc.sh
@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+#
# Copyright (c) 2017 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/contrib/verify-commits/trusted-keys b/contrib/verify-commits/trusted-keys
index 5610692616..a10da9d822 100644
--- a/contrib/verify-commits/trusted-keys
+++ b/contrib/verify-commits/trusted-keys
@@ -2,3 +2,4 @@
133EAC179436F14A5CF1B794860FEB804E669320
32EE5C4C3FA15CCADB46ABE529D4BCB6416F53EC
B8B3F1C0E58C15DB6A81D30C3648A882F4316B9B
+CA03882CB1FC067B5D3ACFE4D300116E1C875A3D
diff --git a/doc/developer-notes.md b/doc/developer-notes.md
index 51627dfa8e..a6df17ddd8 100644
--- a/doc/developer-notes.md
+++ b/doc/developer-notes.md
@@ -28,6 +28,8 @@ Developer Notes
- [Strings and formatting](#strings-and-formatting)
- [Variable names](#variable-names)
- [Threads and synchronization](#threads-and-synchronization)
+ - [Scripts](#scripts)
+ - [Shebang](#shebang)
- [Source code organization](#source-code-organization)
- [GUI](#gui)
- [Subtrees](#subtrees)
@@ -602,6 +604,31 @@ TRY_LOCK(cs_vNodes, lockNodes);
}
```
+Scripts
+--------------------------
+
+### Shebang
+
+- Use `#!/usr/bin/env bash` instead of obsolete `#!/bin/bash`.
+
+ - [*Rationale*](https://github.com/dylanaraps/pure-bash-bible#shebang):
+
+ `#!/bin/bash` assumes it is always installed to /bin/ which can cause issues;
+
+ `#!/usr/bin/env bash` searches the user's PATH to find the bash binary.
+
+ OK:
+
+```bash
+#!/usr/bin/env bash
+```
+
+ Wrong:
+
+```bash
+#!/bin/bash
+```
+
Source code organization
--------------------------
diff --git a/src/arith_uint256.h b/src/arith_uint256.h
index 5cc273be27..bd0360087d 100644
--- a/src/arith_uint256.h
+++ b/src/arith_uint256.h
@@ -8,6 +8,7 @@
#include <assert.h>
#include <cstring>
+#include <limits>
#include <stdexcept>
#include <stdint.h>
#include <string>
@@ -189,7 +190,7 @@ public:
{
// prefix operator
int i = 0;
- while (i < WIDTH && --pn[i] == (uint32_t)-1)
+ while (i < WIDTH && --pn[i] == std::numeric_limits<uint32_t>::max())
i++;
return *this;
}
diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 0f834eb8c1..c88d5b1ad3 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -21,7 +21,9 @@ public:
uint256 hash;
uint32_t n;
- COutPoint(): n((uint32_t) -1) { }
+ static constexpr uint32_t NULL_INDEX = std::numeric_limits<uint32_t>::max();
+
+ COutPoint(): n(NULL_INDEX) { }
COutPoint(const uint256& hashIn, uint32_t nIn): hash(hashIn), n(nIn) { }
ADD_SERIALIZE_METHODS;
@@ -32,8 +34,8 @@ public:
READWRITE(n);
}
- void SetNull() { hash.SetNull(); n = (uint32_t) -1; }
- bool IsNull() const { return (hash.IsNull() && n == (uint32_t) -1); }
+ void SetNull() { hash.SetNull(); n = NULL_INDEX; }
+ bool IsNull() const { return (hash.IsNull() && n == NULL_INDEX); }
friend bool operator<(const COutPoint& a, const COutPoint& b)
{
diff --git a/src/qt/res/movies/makespinner.sh b/src/qt/res/movies/makespinner.sh
index 76e36e4f31..f47c66e02c 100755
--- a/src/qt/res/movies/makespinner.sh
+++ b/src/qt/res/movies/makespinner.sh
@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+#
# Copyright (c) 2014-2015 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/streams.h b/src/streams.h
index dc20f7a9da..d5565fe61f 100644
--- a/src/streams.h
+++ b/src/streams.h
@@ -761,7 +761,7 @@ protected:
public:
CBufferedFile(FILE *fileIn, uint64_t nBufSize, uint64_t nRewindIn, int nTypeIn, int nVersionIn) :
- nType(nTypeIn), nVersion(nVersionIn), nSrcPos(0), nReadPos(0), nReadLimit((uint64_t)(-1)), nRewind(nRewindIn), vchBuf(nBufSize, 0)
+ nType(nTypeIn), nVersion(nVersionIn), nSrcPos(0), nReadPos(0), nReadLimit(std::numeric_limits<uint64_t>::max()), nRewind(nRewindIn), vchBuf(nBufSize, 0)
{
src = fileIn;
}
@@ -846,7 +846,7 @@ public:
// prevent reading beyond a certain position
// no argument removes the limit
- bool SetLimit(uint64_t nPos = (uint64_t)(-1)) {
+ bool SetLimit(uint64_t nPos = std::numeric_limits<uint64_t>::max()) {
if (nPos < nReadPos)
return false;
nReadLimit = nPos;
diff --git a/src/test/serialize_tests.cpp b/src/test/serialize_tests.cpp
index e754996d2f..002f61f6a2 100644
--- a/src/test/serialize_tests.cpp
+++ b/src/test/serialize_tests.cpp
@@ -200,7 +200,7 @@ BOOST_AUTO_TEST_CASE(varints)
}
for (uint64_t i = 0; i < 100000000000ULL; i += 999999937) {
- uint64_t j = -1;
+ uint64_t j = std::numeric_limits<uint64_t>::max();
ss >> VARINT(j);
BOOST_CHECK_MESSAGE(i == j, "decoded:" << j << " expected:" << i);
}
diff --git a/src/test/sighash_tests.cpp b/src/test/sighash_tests.cpp
index c329844341..773204a00c 100644
--- a/src/test/sighash_tests.cpp
+++ b/src/test/sighash_tests.cpp
@@ -105,7 +105,7 @@ void static RandomTransaction(CMutableTransaction &tx, bool fSingle) {
txin.prevout.hash = InsecureRand256();
txin.prevout.n = InsecureRandBits(2);
RandomScript(txin.scriptSig);
- txin.nSequence = (InsecureRandBool()) ? InsecureRand32() : (unsigned int)-1;
+ txin.nSequence = (InsecureRandBool()) ? InsecureRand32() : std::numeric_limits<uint32_t>::max();
}
for (int out = 0; out < outs; out++) {
tx.vout.push_back(CTxOut());
diff --git a/test/lint/commit-script-check.sh b/test/lint/commit-script-check.sh
index f1327469f3..4267f9fa0d 100755
--- a/test/lint/commit-script-check.sh
+++ b/test/lint/commit-script-check.sh
@@ -20,23 +20,23 @@ fi
RET=0
PREV_BRANCH=`git name-rev --name-only HEAD`
PREV_HEAD=`git rev-parse HEAD`
-for i in `git rev-list --reverse $1`; do
- if git rev-list -n 1 --pretty="%s" $i | grep -q "^scripted-diff:"; then
- git checkout --quiet $i^ || exit
- SCRIPT="`git rev-list --format=%b -n1 $i | sed '/^-BEGIN VERIFY SCRIPT-$/,/^-END VERIFY SCRIPT-$/{//!b};d'`"
+for commit in `git rev-list --reverse $1`; do
+ if git rev-list -n 1 --pretty="%s" $commit | grep -q "^scripted-diff:"; then
+ git checkout --quiet $commit^ || exit
+ SCRIPT="`git rev-list --format=%b -n1 $commit | sed '/^-BEGIN VERIFY SCRIPT-$/,/^-END VERIFY SCRIPT-$/{//!b};d'`"
if test "x$SCRIPT" = "x"; then
- echo "Error: missing script for: $i"
+ echo "Error: missing script for: $commit"
echo "Failed"
RET=1
else
- echo "Running script for: $i"
+ echo "Running script for: $commit"
echo "$SCRIPT"
- eval "$SCRIPT"
- git --no-pager diff --exit-code $i && echo "OK" || (echo "Failed"; false) || RET=1
+ (eval "$SCRIPT")
+ git --no-pager diff --exit-code $commit && echo "OK" || (echo "Failed"; false) || RET=1
fi
git reset --quiet --hard HEAD
else
- if git rev-list "--format=%b" -n1 $i | grep -q '^-\(BEGIN\|END\)[ a-zA-Z]*-$'; then
+ if git rev-list "--format=%b" -n1 $commit | grep -q '^-\(BEGIN\|END\)[ a-zA-Z]*-$'; then
echo "Error: script block marker but no scripted-diff in title"
echo "Failed"
RET=1
diff --git a/test/lint/lint-python-dead-code.sh b/test/lint/lint-python-dead-code.sh
index 3341f794f9..4561b0db30 100755
--- a/test/lint/lint-python-dead-code.sh
+++ b/test/lint/lint-python-dead-code.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
#
# Copyright (c) 2018 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
diff --git a/test/lint/lint-python-shebang.sh b/test/lint/lint-shebang.sh
index 4ff87f0bf7..fda22592d3 100755
--- a/test/lint/lint-python-shebang.sh
+++ b/test/lint/lint-shebang.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Shebang must use python3 (not python or python2)
+# Assert expected shebang lines
export LC_ALL=C
EXIT_CODE=0
@@ -10,4 +10,11 @@ for PYTHON_FILE in $(git ls-files -- "*.py"); do
EXIT_CODE=1
fi
done
+for SHELL_FILE in $(git ls-files -- "*.sh"); do
+ if [[ $(head -n 1 "${SHELL_FILE}") != "#!/usr/bin/env bash" &&
+ $(head -n 1 "${SHELL_FILE}") != "#!/bin/sh" ]]; then
+ echo "Missing expected shebang \"#!/usr/bin/env bash\" or \"#!/bin/sh\" in ${SHELL_FILE}"
+ EXIT_CODE=1
+ fi
+done
exit ${EXIT_CODE}