Apply standard formatting with clang-format

.clang-format

@@ -0,0 +1,5 @@
+---
+Language: Cpp
+BasedOnStyle: WebKit
+PointerAlignment: Right
+---

.github/workflows/build.yml

@@ -0,0 +1,19 @@
+name: Check repository
+on:
+  push:
+    tags:
+      - '*'
+    branches:
+      - 'master'
+
+  pull_request:
+
+jobs:
+  pre_commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v7
+      - name: Install packages
+        run: sudo apt update -y && sudo apt install -y pre-commit clang-format
+      - name: Check pre-commit hooks
+        run: pre-commit run --show-diff-on-failure --color=always --all-files

.pre-commit-config.yaml

@@ -0,0 +1,11 @@
+repos:
+  - repo: local
+    hooks:
+      - id: clang-format
+        name: clang-format
+        entry: clang-format -i
+        language: system
+        files: ^xspress3App/
+        types:
+          - file
+          - c++

xspress3App/src/tests/xspress3EpicsTest.cpp

@@ -2,30 +2,30 @@
 #define BOOST_TEST_MODULE Fixtures
 #include <boost/test/unit_test.hpp>
 
-#include <stdio.h>
-#include "xspress3Epics.h"
 #include "xspress3.h"
+#include "xspress3Epics.h"
+#include <stdio.h>
 
 #define MAX_SPECTRA 4096
 #define NUM_CHANNELS 10
 
 // asynPorts seem to hang around even after the xspress destructor so use a new port name for each test suite.
 char asynPortHack = 1;
 
-struct xspress3Det
-{
+struct xspress3Det {
     Xspress3 xsp;
     Xspress3 *pXsp;
-
-    xspress3Det() : xsp(&asynPortHack, NUM_CHANNELS)
+
+    xspress3Det()
+        : xsp(&asynPortHack, NUM_CHANNELS)
     {
         pXsp = &xsp;
         BOOST_TEST_MESSAGE("setup xspress");
         xsp.connect();
         xsp.setWindow(0, 5, 0, 4);
         asynPortHack++;
     }
- 
+
     ~xspress3Det()
     {
         if (pXsp == NULL)
@@ -44,24 +44,24 @@ BOOST_AUTO_TEST_CASE(createSCAArray)
 
 BOOST_AUTO_TEST_CASE(createMCAArrayUInt32)
 {
-    size_t dims[2] = {MAX_SPECTRA, NUM_CHANNELS};
+    size_t dims[2] = { MAX_SPECTRA, NUM_CHANNELS };
     NDArray *pMCA;
     BOOST_CHECK(xsp.createMCAArray(dims, pMCA, NDUInt32) == false);
 }
 
 BOOST_AUTO_TEST_CASE(createMCAArrayFloat64)
 {
-    size_t dims[2] = {MAX_SPECTRA, NUM_CHANNELS};
+    size_t dims[2] = { MAX_SPECTRA, NUM_CHANNELS };
     NDArray *pMCA;
     BOOST_CHECK(xsp.createMCAArray(dims, pMCA, NDFloat64) == false);
 }
 
 BOOST_AUTO_TEST_CASE(readFrameDouble)
 {
-    size_t dims[2] = {MAX_SPECTRA, NUM_CHANNELS};
+    size_t dims[2] = { MAX_SPECTRA, NUM_CHANNELS };
     double *pMCAData, *pSCA;
-    pSCA = (double*)malloc(XSP3_SW_NUM_SCALERS * NUM_CHANNELS * 8);
-    pMCAData = (double*)malloc(MAX_SPECTRA * NUM_CHANNELS * 8);
+    pSCA = (double *)malloc(XSP3_SW_NUM_SCALERS * NUM_CHANNELS * 8);
+    pMCAData = (double *)malloc(MAX_SPECTRA * NUM_CHANNELS * 8);
     BOOST_CHECK(xsp.readFrame(pSCA, pMCAData, 1, MAX_SPECTRA) == false);
     free(pSCA);
     free(pMCAData);
@@ -82,16 +82,16 @@ BOOST_AUTO_TEST_CASE(integration)
     NDArray *pMCA;
     double *pData;
     void *pSCA;
-    size_t dims[2] = {MAX_SPECTRA, NUM_CHANNELS};
+    size_t dims[2] = { MAX_SPECTRA, NUM_CHANNELS };
     xsp3 = xsp.getXsp3();
     xsp.connect();
     xsp.createMCAArray(dims, pMCA, NDFloat64);
-    pData = (double*)pMCA->pData;
+    pData = (double *)pMCA->pData;
     xsp.createSCAArray(pSCA);
     xsp3->histogram_start(xsp.getXsp3Handle(), -1);
-    xsp.readFrame(static_cast<double*>(pSCA), pData, 1, MAX_SPECTRA);
+    xsp.readFrame(static_cast<double *>(pSCA), pData, 1, MAX_SPECTRA);
     BOOST_CHECK(pData[0] == 1);
-    for (int i=0; i<MAX_SPECTRA; i++)
+    for (int i = 0; i < MAX_SPECTRA; i++)
         BOOST_CHECK(pData[i] == (int)pData[i] % 100);
     free(pSCA);
     pMCA->release();
@@ -101,4 +101,3 @@ BOOST_AUTO_TEST_CASE(dataTask)
 {
     xspress3Config(&++asynPortHack, NUM_CHANNELS, 1, "127.0.0.1", 16, 16, MAX_SPECTRA, -1, -1, 1, 1);
 }
-