[build] convert CMake file list generation code to JavaScript

Bash sorting is weird...

scripts/generate-benchmark-files.sh

@@ -1,20 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-set -o pipefail
-
-echo "# Do not edit. Regenerate this with ./scripts/generate-benchmark-files.sh" > cmake/benchmark-files.cmake
-echo "" >> cmake/benchmark-files.cmake
-echo "set(MBGL_BENCHMARK_FILES" >> cmake/benchmark-files.cmake
-PREFIX=
-for FILE in $(git ls-files "benchmark/*.hpp" "benchmark/*.cpp" "benchmark/*.h" "benchmark/*.c" | sort) ; do
-    CURRENT_PREFIX=$(dirname ${FILE#benchmark/})
-    if [ "${PREFIX}" != "${CURRENT_PREFIX}" ]; then
-        if [ ! -z "${PREFIX}" ]; then echo "" >> cmake/benchmark-files.cmake ; fi
-        echo "    # ${CURRENT_PREFIX}" >> cmake/benchmark-files.cmake
-        PREFIX="${CURRENT_PREFIX}"
-    fi
-    echo "    ${FILE}" >> cmake/benchmark-files.cmake
-done
-echo ")" >> cmake/benchmark-files.cmake
-git diff cmake/benchmark-files.cmake

scripts/generate-cmake-files.js

@@ -0,0 +1,32 @@
+#!/usr/bin/env node
+
+const child_process = require('child_process');
+const fs = require('fs');
+const ejs = require('ejs');
+
+require('./style-code');
+
+function generateCMakeListFile(name, regex, patterns) {
+    const files = child_process.execSync(`git ls-files ${patterns.map((p) => '"' + p + '"').join(' ')}`).toString().trim().split('\n');
+    var groups = {};
+    for (const file of files) {
+        const match = file.match(regex);
+        const group = match[1] || name;
+        if (!groups[group]) {
+            groups[group] = [];
+        }
+        groups[group].push(file);
+    }
+
+    const fileListCmake = ejs.compile(fs.readFileSync('cmake/files.cmake.ejs', 'utf8'), {strict: true});
+    writeIfModified(`cmake/${name}-files.cmake`, fileListCmake({ name: name, groups: groups }));
+}
+
+generateCMakeListFile('core', /^(?:src|include)\/(?:mbgl\/)?(.+)\/[^\/]+$/,
+    [ 'include/*.hpp', 'include/*.h', 'src/*.hpp', 'src/*.cpp', 'src/*.h', 'src/*.c' ]);
+
+generateCMakeListFile('benchmark', /^benchmark\/(?:(?:src|include)\/)?(?:mbgl\/)?(?:(.+)\/)?[^\/]+$/,
+    [ 'benchmark/*.hpp', 'benchmark/*.cpp', 'benchmark/*.h', 'benchmark/*.c' ]);
+
+generateCMakeListFile('test', /^test\/(?:(?:src|include)\/)?(?:mbgl\/)?(?:(.+)\/)?[^\/]+$/,
+    [ 'test/*.hpp', 'test/*.cpp', 'test/*.h', 'test/*.c' ]);

scripts/generate-core-files.sh

@@ -1,20 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-set -o pipefail
-
-echo "# Do not edit. Regenerate this with ./scripts/generate-core-files.sh" > cmake/core-files.cmake
-echo "" >> cmake/core-files.cmake
-echo "set(MBGL_CORE_FILES" >> cmake/core-files.cmake
-PREFIX=
-for FILE in $(git ls-files "include/*.hpp" "include/*.h" "src/*.hpp" "src/*.cpp" "src/*.h" "src/*.c" | perl -p -e "s/^((src|include)\/(mbgl\/)?(.+)\/\w+\.\w+)$/\$4#\$1/g" | sort) ; do
-    CURRENT_PREFIX="${FILE%#*}"
-    if [ "${PREFIX}" != "${CURRENT_PREFIX}" ]; then
-        if [ ! -z "${PREFIX}" ]; then echo "" >> cmake/core-files.cmake ; fi
-        echo "    # ${CURRENT_PREFIX}" >> cmake/core-files.cmake
-        PREFIX="${CURRENT_PREFIX}"
-    fi
-    echo "    ${FILE#*#}" >> cmake/core-files.cmake
-done
-echo ")" >> cmake/core-files.cmake
-git diff cmake/core-files.cmake

scripts/generate-test-files.sh

@@ -1,20 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-set -o pipefail
-
-echo "# Do not edit. Regenerate this with ./scripts/generate-test-files.sh" > cmake/test-files.cmake
-echo "" >> cmake/test-files.cmake
-echo "set(MBGL_TEST_FILES" >> cmake/test-files.cmake
-PREFIX=
-for FILE in $(git ls-files "test/*.hpp" "test/*.cpp" "test/*.h" "test/*.c" | sort) ; do
-    CURRENT_PREFIX=$(dirname ${FILE#test/})
-    if [ "${PREFIX}" != "${CURRENT_PREFIX}" ]; then
-        if [ ! -z "${PREFIX}" ]; then echo "" >> cmake/test-files.cmake ; fi
-        echo "    # ${CURRENT_PREFIX}" >> cmake/test-files.cmake
-        PREFIX="${CURRENT_PREFIX}"
-    fi
-    echo "    ${FILE}" >> cmake/test-files.cmake
-done
-echo ")" >> cmake/test-files.cmake
-git diff cmake/test-files.cmake