From b0b273f8561d19b17fd86a9cdf22958a97519ed5 Mon Sep 17 00:00:00 2001
From: Dan McGregor <dan.mcgregor@usask.ca>
Date: Mon, 16 Nov 2015 10:22:17 -0600
Subject: [PATCH 1/2] Add global tags to gitignore

Ignore the file generated by GNU Global (gtags).
---
 .gitignore | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.gitignore b/.gitignore
index d2d0724136..06845168fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,7 @@ build/
 .DS_Store
 !converter/*/binary/*.hex
 !keyboard/*/binary/*.hex
+GPATH
+GRTAGS
+GTAGS
+GTAGSROOT

From 70b08de2b5d49e5b1440b7b3b2e9e87854e180b5 Mon Sep 17 00:00:00 2001
From: Dan McGregor <dan.mcgregor@usask.ca>
Date: Tue, 25 Apr 2017 15:30:41 -0600
Subject: [PATCH 2/2] Use -pipe to avoid temporary files

With this the debugging information has predictable filenames, which
helps to support reproducable builds.
---
 tmk_core/rules.mk | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk
index 66b4cbd88e..d8bc992266 100644
--- a/tmk_core/rules.mk
+++ b/tmk_core/rules.mk
@@ -116,6 +116,7 @@ CPPDEFS += $(OPT_DEFS)
 #  -O*:          optimization level
 #  -f...:        tuning, see GCC manual and avr-libc documentation
 #  -Wall...:     warning level
+#  -pipe:        avoid temporary files
 #  -Wa,...:      tell GCC to pass this to the assembler.
 #    -adhlns...: create assembler listing
 CFLAGS = -g$(DEBUG)
@@ -136,6 +137,7 @@ CFLAGS += -Wstrict-prototypes
 #CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
+CFLAGS += -pipe
 CFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
 CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 CFLAGS += $(CSTANDARD)
@@ -149,6 +151,7 @@ endif
 #  -O*:          optimization level
 #  -f...:        tuning, see GCC manual and avr-libc documentation
 #  -Wall...:     warning level
+#  -pipe:        avoid temporary files
 #  -Wa,...:      tell GCC to pass this to the assembler.
 #    -adhlns...: create assembler listing
 CPPFLAGS = -g$(DEBUG)
@@ -170,6 +173,7 @@ CPPFLAGS += -Wundef
 #CPPFLAGS += -Wstrict-prototypes
 #CPPFLAGS += -Wunreachable-code
 #CPPFLAGS += -Wsign-compare
+CPPFLAGS += -pipe
 CPPFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
 CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 #CPPFLAGS += $(CSTANDARD)
@@ -179,6 +183,7 @@ endif
 
 
 #---------------- Assembler Options ----------------
+#  -pipe:     tell gcc to avoid temporary files
 #  -Wa,...:   tell GCC to pass this to the assembler.
 #  -adhlns:   create listing
 #  -gstabs:   have the assembler create line number information; note that
@@ -187,7 +192,7 @@ endif
 #             files -- see avr-libc docs [FIXME: not yet described there]
 #  -listing-cont-lines: Sets the maximum number of continuation lines of hex 
 #       dump that will be displayed for a given single line of source input.
-ASFLAGS = $(ADEFS) -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
+ASFLAGS = $(ADEFS) -pipe -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
 ASFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 ifdef CONFIG_H
     ASFLAGS += -include $(CONFIG_H)