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Use separated functions for exporting symbols

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crazywhalecc
2025-08-31 14:24:28 +08:00
parent d533a0591b
commit 465bd3ce85
4 changed files with 92 additions and 73 deletions
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74
src/SPC/builder/unix/UnixBuilderBase.php
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@@ -5,6 +5,7 @@ declare(strict_types=1);
namespace SPC\builder\unix;
use SPC\builder\BuilderBase;
use SPC\builder\linux\SystemUtil as LinuxSystemUtil;
use SPC\exception\SPCInternalException;
use SPC\exception\ValidationException;
use SPC\exception\WrongUsageException;
@@ -15,7 +16,6 @@ use SPC\store\FileSystem;
use SPC\store\pkg\GoXcaddy;
use SPC\toolchain\GccNativeToolchain;
use SPC\toolchain\ToolchainManager;
use SPC\toolchain\ZigToolchain;
use SPC\util\DependencyUtil;
use SPC\util\GlobalEnvManager;
use SPC\util\SPCConfigUtil;
@@ -32,68 +32,6 @@ abstract class UnixBuilderBase extends BuilderBase
/** @var string LD flags */
public string $arch_ld_flags;
private ?string $dynamic_export_list = null;
public function getDynamicExportSymbolsArgument(): ?string
{
if ($this->dynamic_export_list) {
return $this->dynamic_export_list;
}
if (SPCTarget::isStatic()) {
return null;
}
$defined = [];
$libphp = BUILD_LIB_PATH . '/libphp.a';
if (!is_file($libphp)) {
throw new WrongUsageException('You must build libphp.a before calling this function.');
}
if ($out = shell_exec('nm -g --defined-only -P ' . escapeshellarg($libphp) . ' 2>/dev/null')) {
foreach (preg_split('/\R/', trim($out)) as $line) {
if ($line === '' || str_ends_with($line, '.o:') || str_ends_with($line, '.o]:')) {
continue;
}
$name = strtok($line, " \t");
if (!$name) {
continue;
}
$name = preg_replace('/@.*$/', '', $name);
if ($name !== '' && $name !== false) {
$defined[] = $name;
}
}
}
$defined = array_unique($defined);
sort($defined);
$exportList = BUILD_LIB_PATH . '/export-dynamic.list';
$lines = [];
if (SPCTarget::getTargetOS() === 'Linux') {
$lines[] = '{';
foreach ($defined as $sym) {
$lines[] = " {$sym};";
}
$lines[] = '};';
} else {
foreach ($defined as $sym) {
$lines[] = $sym;
}
}
file_put_contents($exportList, implode("\n", $lines) . "\n");
$argument = "-Wl,--dynamic-list={$exportList}";
if (ToolchainManager::getToolchainClass() === ZigToolchain::class) {
$argument = '-Wl,--export-dynamic'; // https://github.com/ziglang/zig/issues/24662
}
if (SPCTarget::getTargetOS() !== 'Linux') {
$argument = "-Wl,-exported_symbols_list,{$exportList}";
}
$this->dynamic_export_list = $argument;
return $argument;
}
public function proveLibs(array $sorted_libraries): void
{
// search all supported libs
@@ -215,11 +153,13 @@ abstract class UnixBuilderBase extends BuilderBase
foreach (glob(BUILD_LIB_PATH . "/libphp*.{$suffix}") as $file) {
unlink($file);
}
if ($dynamicSymbolsArgument = $this->getDynamicExportSymbolsArgument()) {
$dynamic_exports = ' ' . $dynamicSymbolsArgument;
// calling linux system util in other unix OS is okay
if ($dynamic_exports = LinuxSystemUtil::getDynamicExportedSymbols(BUILD_LIB_PATH . '/libphp.a')) {
$dynamic_exports = ' ' . $dynamic_exports;
}
}
[$ret, $out] = shell()->cd($sample_file_path)->execWithResult(getenv('CC') . ' -o embed embed.c ' . $lens . ' ' . $dynamic_exports);
$cc = getenv('CC');
[$ret, $out] = shell()->cd($sample_file_path)->execWithResult("{$cc} -o embed embed.c {$lens} {$dynamic_exports}");
if ($ret !== 0) {
throw new ValidationException(
'embed failed sanity check: build failed. Error message: ' . implode("\n", $out),
@@ -338,7 +278,7 @@ abstract class UnixBuilderBase extends BuilderBase
if (getenv('SPC_CMD_VAR_PHP_EMBED_TYPE') === 'shared') {
$libphpVersion = preg_replace('/\.\d+$/', '', $libphpVersion);
} else {
if ($dynamicSymbolsArgument = $this->getDynamicExportSymbolsArgument()) {
if ($dynamicSymbolsArgument = LinuxSystemUtil::getDynamicExportedSymbols(BUILD_LIB_PATH . '/libphp.a')) {
$dynamic_exports = ' ' . $dynamicSymbolsArgument;
}
}