[Automake-commit] [SCM] GNU Automake branch, maint, updated. v1.11-697-gb088706

[Stefano Lattarini]

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- Log -----------------------------------------------------------------
commit b0887067fb2f6511e154c9feb62c5243dfc095cb
Author: Michael Hofmannm <address@hidden>
Date:   Mon Mar 5 20:05:37 2012 +0100

    depcomp: add support for IBM xlc/xlC compilers
    
    * lib/depcomp (xlc): New depmode.
    * NEWS, THANKS: Update.
    
    Copyright-paperwork-exempt: yes

-----------------------------------------------------------------------

Summary of changes:
 NEWS        |    3 +++
 THANKS      |    1 +
 lib/depcomp |   13 +++++++++++++
 3 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/NEWS b/NEWS
index eb9af22..ffb4cb7 100644
--- a/NEWS
+++ b/NEWS
@@ -40,6 +40,9 @@ New in 1.11.0a:
 
 * Miscellaneous changes:
 
+  - Automatic dependency tracking now works also with the IBM XL C/C++
+    compilers, thanks to the new new depmode 'xlc'.
+
   - Automake's own build system is more silent by default, making use of
     the 'silent-rules' option.
 
diff --git a/THANKS b/THANKS
index d54e9d4..418ad71 100644
--- a/THANKS
+++ b/THANKS
@@ -234,6 +234,7 @@ 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 5621fd4..0122c04 100755
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -94,6 +94,12 @@ if test "$depmode" = msvcmsys; then
    depmode=msvisualcpp
 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
@@ -218,6 +224,13 @@ 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


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