Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
  Fix #79650: php-win.exe 100% cpu lockup

Author: cmb69

NEWS

@@ -4,6 +4,7 @@ PHP                                                                        NEWS
 
 - Core:
   . Fixed bug #79595 (zend_init_fpu() alters FPU precision). (cmb, Nikita)
+  . Fixed bug #79650 (php-win.exe 100% cpu lockup). (cmb)
 
 - phpdbg:
   . Fixed bug #73926 (phpdbg will not accept input on restart execution). (cmb)

sapi/cli/php_cli.c

@@ -266,6 +266,9 @@ PHP_CLI_API ssize_t sapi_cli_single_write(const char *str, size_t str_length) /*
 	} while (ret <= 0 && errno == EAGAIN && sapi_cli_select(STDOUT_FILENO));
 #else
 	ret = fwrite(str, 1, MIN(str_length, 16384), stdout);
+	if (ret == 0 && ferror(stdout)) {
+		return -1;
+	}
 #endif
 	return ret;
 }