From 6b99ba0ece9abae560eeeeda338b4da1ed124ba3 Mon Sep 17 00:00:00 2001
From: DubbleClick <m@pyc.ac>
Date: Mon, 2 Oct 2023 20:55:23 +0200
Subject: [PATCH] only run necessary musl install steps

---
 src/SPC/builder/linux/LinuxBuilder.php |  2 +-
 src/SPC/doctor/item/LinuxMuslCheck.php | 20 +++++++++++++-------
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/SPC/builder/linux/LinuxBuilder.php b/src/SPC/builder/linux/LinuxBuilder.php
index 6a652ad3..66ab11d3 100644
--- a/src/SPC/builder/linux/LinuxBuilder.php
+++ b/src/SPC/builder/linux/LinuxBuilder.php
@@ -330,7 +330,7 @@ public function buildFpm(string $extra_libs, string $use_lld): void
     public function buildEmbed(string $extra_libs, string $use_lld): void
     {
         $vars = SystemUtil::makeEnvVarString([
-            'EXTRA_CFLAGS' => '-g -Os -fno-ident ' . implode(' ', array_map(fn ($x) => "-Xcompiler {$x}", $this->tune_c_flags)),
+            'EXTRA_CFLAGS' => '-g -Os -fno-ident -fPIE ' . implode(' ', array_map(fn ($x) => "-Xcompiler {$x}", $this->tune_c_flags)),
             'EXTRA_LIBS' => $extra_libs,
             'EXTRA_LDFLAGS_PROGRAM' => "{$use_lld} -all-static",
         ]);
diff --git a/src/SPC/doctor/item/LinuxMuslCheck.php b/src/SPC/doctor/item/LinuxMuslCheck.php
index c1c8ae6d..f207a486 100644
--- a/src/SPC/doctor/item/LinuxMuslCheck.php
+++ b/src/SPC/doctor/item/LinuxMuslCheck.php
@@ -52,12 +52,14 @@ public function fixMusl(): bool
             'url' => 'https://github.com/richfelker/musl-cross-make',
             'rev' => 'master',
         ];
+        $arch = arch2gnu(php_uname('m')) === 'x86_64' ? 'x86_64-linux-musl' : 'aarch64-linux-musl';
+        $cross_compile_lib = "/usr/local/musl/{$arch}/lib/libc.a";
+        $musl_wrapper_lib = sprintf('/lib/ld-musl-%s.so.1', php_uname('m'));
         Downloader::downloadSource('musl-cross-make', $musl_cross_compile_source);
         Downloader::downloadSource('musl-1.2.4', $musl_source);
         FileSystem::extractSource('musl-1.2.4', DOWNLOAD_PATH . '/musl-1.2.4.tar.gz');
-        $arch = arch2gnu(php_uname('m')) === 'x86_64' ? 'x86_64-linux-musl' : 'aarch64-linux-musl';
         $install_musl_wrapper_cmd = 'cd ' . DOWNLOAD_PATH . '/musl-cross-make && \
-                       make install TARGET=' . $arch . ' OUTPUT=/usr/local/musl -j';
+                       make install TARGET=' . $arch . ' OUTPUT=/usr/local/musl CFLAGS="-fPIE" -j';
         $musl_install = 'cd ' . SOURCE_PATH . '/musl-1.2.4 && \
                          ./configure --enable-wrapper=gcc && \
                          make -j && make install';
@@ -68,17 +70,21 @@ public function fixMusl(): bool
         };
         $fix_path = 'if [[ ! "$PATH" =~ (^|:)"/usr/local/musl/bin"(:|$) ]]; then echo "export PATH=/usr/local/musl/bin:$PATH" >> ~/.bash_profile
                      fi && \
-                     source ~/.bash_profile';
+                     export PATH=/usr/local/musl/bin:$PATH';
         $prefix = '';
         if (get_current_user() !== 'root') {
             $prefix = 'sudo ';
             logger()->warning('Current user is not root, using sudo for running command');
         }
         try {
-            shell(true)
-                ->exec($prefix . $musl_install_cmd)
-                ->exec($install_musl_wrapper_cmd)
-                ->exec($prefix . $fix_path);
+            if (!file_exists($musl_wrapper_lib)) {
+                shell(true)->exec($prefix . $musl_install_cmd);
+            }
+            if (!file_exists($cross_compile_lib)) {
+                shell(true)->exec($prefix . $install_musl_wrapper_cmd);
+            }
+
+            shell(true)->exec($prefix . $fix_path);
             return true;
         } catch (RuntimeException) {
             return false;