feat: add function cpu_cores

Returns the number of processors which are currently online Signed-off-by: Daniel Kesselberg <[email protected]>
php · May 20, 2023 · 27e18d9 · 27e18d9
1 parent a94fe87
commit 27e18d9
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Showing 4 changed files with 46 additions and 1 deletion.
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
@@ -2624,3 +2624,26 @@ PHP_FUNCTION(sys_getloadavg)
 }
 /* }}} */
 #endif
+
+PHP_FUNCTION(cpu_cores)
+{
+	ZEND_PARSE_PARAMETERS_NONE();
+
+	#if defined(_SC_NPROCESSORS_ONLN)
+	int nprocs = sysconf(_SC_NPROCESSORS_ONLN);
+	if (nprocs > 0) {
+		RETURN_LONG(nprocs);
+	}
+	#endif
+
+
+	#if defined _WIN32 && ! defined __CYGWIN__
+	SYSTEM_INFO system_info;
+	GetSystemInfo (&system_info);
+	if (system_info.dwNumberOfProcessors > 0) {
+		RETURN_LONG(system_info.dwNumberOfProcessors);
+	}
+	#endif
+
+	RETURN_LONG(1);
+}
diff --git a/ext/standard/basic_functions.stub.php b/ext/standard/basic_functions.stub.php
@@ -3749,3 +3749,5 @@ function sapi_windows_set_ctrl_handler(?callable $handler, bool $add = true): bo
 
 function sapi_windows_generate_ctrl_event(int $event, int $pid = 0): bool {}
 #endif
+
+function cpu_cores(): int {}
diff --git a/ext/standard/basic_functions_arginfo.h b/ext/standard/basic_functions_arginfo.h
diff --git a/ext/standard/tests/general_functions/cpu_cores.phpt b/ext/standard/tests/general_functions/cpu_cores.phpt
@@ -0,0 +1,16 @@
+--TEST--
+cpu_cores() tests
+--SKIPIF--
+<?php
+if (!function_exists("cpu_cores")) die("skip");
+?>
+--FILE--
+<?php
+
+var_dump(cpu_cores  ());
+
+echo "Done\n";
+?>
+--EXPECTF--
+int(%d)
+Done
Original file line number	Diff line number	Diff line change
Expand Up		@@ -3749,3 +3749,5 @@ function sapi_windows_set_ctrl_handler(?callable $handler, bool $add = true): bo

		function sapi_windows_generate_ctrl_event(int $event, int $pid = 0): bool {}
		#endif

		function cpu_cores(): int {}