>From 00ff60772869d54918d6d8a055110d61bad86220 Mon Sep 17 00:00:00 2001
Message-Id: <address@hidden>
From: Michael Hofmannm <address@hidden>
Date: Mon, 5 Mar 2012 20:05:37 +0100
Subject: [PATCH] depcomp: add support for IBM xlc/xlC compilers

* lib/depcomp (xlc): New depmode.
* THANKS: Update.

Copyright-paperwork-exempt: yes
---
 THANKS      |    1 +
 lib/depcomp |   13 +++++++++++++
 2 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/THANKS b/THANKS
index d6080e3..c9aaa80 100644
--- a/THANKS
+++ b/THANKS
@@ -238,6 +238,7 @@ Maxim Sinev		address@hidden
 Maynard Johnson		address@hidden
 Merijn de Jonge		address@hidden
 Michael Brantley	address@hidden
+Michael Hofmann		address@hidden
 Michael Ploujnikov	address@hidden
 Michel de Ruiter	address@hidden
 Mike Castle		address@hidden
diff --git a/lib/depcomp b/lib/depcomp
index 089f556..793b902 100755
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -107,6 +107,12 @@ if test "$depmode" = msvc7msys; then
    depmode=msvc7
 fi
 
+if test "$depmode" = xlc; then
+   # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency informations.
+   gccflag=-qmakedep=gcc,-MF
+   depmode=gcc
+fi
+
 case "$depmode" in
 gcc3)
 ## gcc 3 implements dependency tracking that does exactly what
@@ -227,6 +233,13 @@ sgi)
   rm -f "$tmpdepfile"
   ;;
 
+xlc)
+  # This case exists only to let depend.m4 do its work.  It works by
+  # looking at the text of this script.  This case will never be run,
+  # since it is checked for above.
+  exit 1
+  ;;
+
 aix)
   # The C for AIX Compiler uses -M and outputs the dependencies
   # in a .u file.  In older versions, this file always lives in the
-- 
1.7.9