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authorRoland McGrath <roland@gnu.org>2003-01-06 00:41:51 +0000
committerRoland McGrath <roland@gnu.org>2003-01-06 00:41:51 +0000
commit30077d51f6a25522ec5fc4dbcfd7ff35319b3766 (patch)
tree991fd6f7491fe1a00b707e6ed218b55d3bd05c5d
parentd7e650c008df10afb01fef7282885b912ac37054 (diff)
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2003-01-04 Roland McGrath <roland@redhat.com>
* Makeconfig (+mkdep): Add -MP flag. Suggested by Art Haas <ahaas@airmail.net>.
-rw-r--r--Makeconfig9
1 files changed, 5 insertions, 4 deletions
diff --git a/Makeconfig b/Makeconfig
index 0a43b9c..78852dc 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-2000,01,02 Free Software Foundation, Inc.
+# Copyright (C) 1991-2000,01,02, 03 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -553,10 +553,11 @@ else
+gccwarn := -Wall -Wwrite-strings -Winline -Wstrict-prototypes
endif
-# This is the program that generates makefile
-# dependencies from C source files.
+# This is the program that generates makefile dependencies from C source files.
+# The -MP flag tells GCC >= 3.2 (which we now require) to produce dummy
+# targets for headers so that removed headers don't break the build.
ifndef +mkdep
-+mkdep = $(CC) -M
++mkdep = $(CC) -M -MP
endif
# The program that makes Emacs-style TAGS files.