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[binutils-gdb] Allow CPPFLAGS to be set on the make command line
- From: Tom Tromey <tromey at sourceware dot org>
- To: gdb-cvs at sourceware dot org
- Date: 7 Aug 2018 22:39:34 -0000
- Subject: [binutils-gdb] Allow CPPFLAGS to be set on the make command line
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9c61296405d4299b7000e445a6e07c0232bb0342
commit 9c61296405d4299b7000e445a6e07c0232bb0342
Author: Tom Tromey <tom@tromey.com>
Date: Tue Aug 7 12:07:36 2018 -0600
Allow CPPFLAGS to be set on the make command line
While looking into PR build/8751 (which seems to be fixed), I noticed
that it's not possible to change CPPFLAGS for gdb on the "make"
command line. It's reasonable to want to do this sometimes, and I
think this patch should suffice.
gdb/ChangeLog
2018-08-07 Tom Tromey <tom@tromey.com>
* Makefile.in (CPPFLAGS): New variable.
(INTERNAL_CPPFLAGS): Use it.
Diff:
---
gdb/ChangeLog | 5 +++++
gdb/Makefile.in | 3 ++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 352a864..838029b 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2018-08-07 Tom Tromey <tom@tromey.com>
+
+ * Makefile.in (CPPFLAGS): New variable.
+ (INTERNAL_CPPFLAGS): Use it.
+
2018-08-07 Simon Marchi <simon.marchi@ericsson.com>
* NEWS: Mention the index cache.
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 9e90a46..59e3dbf 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -557,6 +557,7 @@ PROFILE_CFLAGS = @PROFILE_CFLAGS@
# when running make. I.E.: "make CFLAGS=-Wmissing-prototypes".
CFLAGS = @CFLAGS@
CXXFLAGS = @CXXFLAGS@
+CPPFLAGS = @CPPFLAGS@
# Set by configure, for e.g. expat. Python installations are such that
# C headers are included using their basename (for example, we #include
@@ -564,7 +565,7 @@ CXXFLAGS = @CXXFLAGS@
# are sometimes a little generic, we think that the risk of collision
# with other header files is high. If that happens, we try to mitigate
# a bit the consequences by putting the Python includes last in the list.
-INTERNAL_CPPFLAGS = @CPPFLAGS@ @GUILE_CPPFLAGS@ @PYTHON_CPPFLAGS@
+INTERNAL_CPPFLAGS = $(CPPFLAGS) @GUILE_CPPFLAGS@ @PYTHON_CPPFLAGS@
# INTERNAL_CFLAGS is the aggregate of all other *CFLAGS macros.
INTERNAL_CFLAGS_BASE = \