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* [newlib-cygwin/users/vapier/wip] libgloss: add per-file & per-dir flag support
@ 2024-01-02 4:35 Michael Frysinger
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From: Michael Frysinger @ 2024-01-02 4:35 UTC (permalink / raw)
To: newlib-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=616db3e80ca4d49c138f2f9db49b3b81b40c4504
commit 616db3e80ca4d49c138f2f9db49b3b81b40c4504
Author: Mike Frysinger <vapier@gentoo.org>
Date: Fri Dec 29 20:34:38 2023 -0500
libgloss: add per-file & per-dir flag support
This logic is copied from what's used in newlib today. This allows
subdirs to easily define per-directory flags & per-file flags without
having to setup unique automake rules for each one.
Diff:
---
libgloss/Makefile.am | 6 +++++-
libgloss/Makefile.in | 7 ++++++-
2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/libgloss/Makefile.am b/libgloss/Makefile.am
index aa1c430e3..9d6988ace 100644
--- a/libgloss/Makefile.am
+++ b/libgloss/Makefile.am
@@ -24,7 +24,11 @@ includetool_DATA =
includesystooldir = $(tooldir)/include/sys
includesystool_DATA =
-AM_CPPFLAGS = -idirafter $(srcroot)/include
+# These are useful for standalone object files like crt0.o.
+AM_CFLAGS = $(AM_CFLAGS_$(subst /,_,$(@D))) $(AM_CFLAGS_$(subst /,_,$(@D)_$(<F)))
+AM_CCASFLAGS = $(AM_CCASFLAGS_$(subst /,_,$(@D))) $(AM_CCASFLAGS_$(subst /,_,$(@D)_$(<F)))
+AM_CPPFLAGS = $(AM_CPPFLAGS_$(subst /,_,$(@D))) $(AM_CPPFLAGS_$(subst /,_,$(@D)_$(<F))) -idirafter $(srcroot)/include
+AM_LDFLAGS = $(AM_LDFLAGS_$(subst /,_,$(@D))) $(AM_LDFLAGS_$(subst -,_,$(subst /,_,$(@D)_$(@F))))
# A fake library so automake will generate rules for plain objects that we want
# to install (e.g. our crt0.o objects).
diff --git a/libgloss/Makefile.in b/libgloss/Makefile.in
index e6441a4c5..2574c7021 100644
--- a/libgloss/Makefile.in
+++ b/libgloss/Makefile.in
@@ -913,7 +913,12 @@ includetooldir = $(tooldir)/include
includetool_DATA = $(am__append_16)
includesystooldir = $(tooldir)/include/sys
includesystool_DATA = $(am__append_17)
-AM_CPPFLAGS = -idirafter $(srcroot)/include
+
+# These are useful for standalone object files like crt0.o.
+AM_CFLAGS = $(AM_CFLAGS_$(subst /,_,$(@D))) $(AM_CFLAGS_$(subst /,_,$(@D)_$(<F)))
+AM_CCASFLAGS = $(AM_CCASFLAGS_$(subst /,_,$(@D))) $(AM_CCASFLAGS_$(subst /,_,$(@D)_$(<F)))
+AM_CPPFLAGS = $(AM_CPPFLAGS_$(subst /,_,$(@D))) $(AM_CPPFLAGS_$(subst /,_,$(@D)_$(<F))) -idirafter $(srcroot)/include
+AM_LDFLAGS = $(AM_LDFLAGS_$(subst /,_,$(@D))) $(AM_LDFLAGS_$(subst -,_,$(subst /,_,$(@D)_$(@F))))
# A fake library so automake will generate rules for plain objects that we want
# to install (e.g. our crt0.o objects).
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