From: Jonathan Wakely <jwakely@redhat.com>
Date: Sat, 16 Dec 2023 23:51:09 +0000 (+0000)
Subject: libstdc++: Fix bootstrap on AIX due to fileno macro
X-Git-Tag: basepoints/gcc-15~3502
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1f7acbf04296e4d2553570642d7290d56b99228f;p=thirdparty%2Fgcc.git

libstdc++: Fix bootstrap on AIX due to fileno macro

On AIX fileno is a function-like macro, so enclose the name in
parentheses to ensure we use the real function.

libstdc++-v3/ChangeLog:

	* src/c++23/print.cc (__open_terminal(FILE*)): Avoid fileno
	macro.
---

diff --git a/libstdc++-v3/src/c++23/print.cc b/libstdc++-v3/src/c++23/print.cc
index d72ab8560178..be9762bbfdcc 100644
--- a/libstdc++-v3/src/c++23/print.cc
+++ b/libstdc++-v3/src/c++23/print.cc
@@ -76,7 +76,7 @@ namespace
 	if (int fd = ::_fileno(f); fd >= 0)
 	  return check_for_console((void*)_get_osfhandle(fd));
 #elifdef _GLIBCXX_HAVE_UNISTD_H
-	if (int fd = ::fileno(f); fd >= 0 && ::isatty(fd))
+	if (int fd = (::fileno)(f); fd >= 0 && ::isatty(fd))
 	  return f;
 #endif
       }