From 9746bfc2c79bd4e9b4a72652168efb60dac44758 Mon Sep 17 00:00:00 2001
From: Nathaniel Graff <nathaniel.graff@sifive.com>
Date: Mon, 6 May 2019 14:55:02 -0700
Subject: Use gsed if it exists (MacOS compatibility

Signed-off-by: Nathaniel Graff <nathaniel.graff@sifive.com>
---
 scripts/fixup-dts | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'scripts')

diff --git a/scripts/fixup-dts b/scripts/fixup-dts
index ddbbd0c..5871d9b 100755
--- a/scripts/fixup-dts
+++ b/scripts/fixup-dts
@@ -4,6 +4,7 @@ set -e
 set -o pipefail
 
 unset dts
+unset SED
 
 while [ "$1" != "" ]
 do
@@ -20,13 +21,21 @@ then
     exit 1
 fi
 
+# When installed on MacOS with Homebrew, GNU sed is named gsed.
+# If gsed exists, use it.
+if [ `which gsed` == "" ]; then
+    SED=sed
+else
+    SED=gsed
+fi
+
 # Add a PMP node if it doesn't exist
 
 if [ `grep -c 'riscv,pmp' ${dts}` -eq 0 ]
 then
     echo "$0: PMP node not found in ${dts}."
 
-    sed -i 's/ranges;/ranges;\n\t\tpmp: pmp@0 {\n\t\t\tcompatible = "riscv,pmp";\n\t\t\tregions = <1>;\n\t\t};/' ${dts}
+    ${SED} -i 's/ranges;/ranges;\n\t\tpmp: pmp@0 {\n\t\t\tcompatible = "riscv,pmp";\n\t\t\tregions = <1>;\n\t\t};/' ${dts}
 
     echo -e "$0: \tAdded pmp@0"
 fi
@@ -37,7 +46,7 @@ if [ `grep -c 'sifive,clic0' ${dts}` -ne 0 ]; then
     if [ `grep -c 'sifive,numintbits' ${dts}` -eq 0 ]; then
         echo "$0: Clic missing numintbits in  ${dts}."
 
-        sed -i 's/interrupt-controller@2000000 {/interrupt-controller@2000000 {\n\t\t\tsifive,numintbits = <2>;/g' ${dts}
+        ${SED} -i 's/interrupt-controller@2000000 {/interrupt-controller@2000000 {\n\t\t\tsifive,numintbits = <2>;/g' ${dts}
 
         echo -e "$0: \tAdded numintbits to clic."
     fi
@@ -49,7 +58,7 @@ if [ `grep -c 'global-external-interrupts {' ${dts}` -ne 0 ]; then
     if [ `grep -c 'sifive,global-external-interrupts0' ${dts}` -eq 0 ]; then
         echo "$0: Global external interrupts missing compat string in ${dts}."
 
-        sed -i 's/global-external-interrupts {/global-external-interrupts {\n\t\t\tcompatible = "sifive,global-external-interrupts0";/g' ${dts}
+        ${SED} -i 's/global-external-interrupts {/global-external-interrupts {\n\t\t\tcompatible = "sifive,global-external-interrupts0";/g' ${dts}
 
         echo -e "$0: \tAdded compat string to global-external-interrupts."
     fi
@@ -61,7 +70,7 @@ if [ `grep -c 'local-external-interrupts-0 {' ${dts}` -ne 0 ]; then
     if [ `grep -c 'sifive,local-external-interrupts0' ${dts}` -eq 0 ]; then
         echo "$0: Local external interrupts missing compat string in ${dts}."
 
-        sed -i 's/local-external-interrupts-0 {/local-external-interrupts {\n\t\t\tcompatible = "sifive,local-external-interrupts0";/g' ${dts}
+        ${SED} -i 's/local-external-interrupts-0 {/local-external-interrupts {\n\t\t\tcompatible = "sifive,local-external-interrupts0";/g' ${dts}
 
         echo -e "$0: \tAdded compat string to local-external-interrupts-0."
     fi
@@ -137,7 +146,7 @@ if [ `grep -c 'sifive,testram0' ${dts}` -eq 0 ]; then
                     echo -e "$0: \tWord size \t${word_size}"
 
                     # Create the test memory
-                    sed -i "s/ranges;/ranges;\n\t\ttest_memory: testram@${node_name_addr} {\n\t\t\tcompatible = \"sifive,testram0\";\n\t\t\treg = <${base_address} ${size}>;\n\t\t\treg-names = \"mem\";\n\t\t\tword-size-bytes = <${word_size}>;\n\t\t};/" ${dts}
+                    ${SED} -i "s/ranges;/ranges;\n\t\ttest_memory: testram@${node_name_addr} {\n\t\t\tcompatible = \"sifive,testram0\";\n\t\t\treg = <${base_address} ${size}>;\n\t\t\treg-names = \"mem\";\n\t\t\tword-size-bytes = <${word_size}>;\n\t\t};/" ${dts}
                     echo -e "$0: \tAdded testram@${node_name_addr}"
 
                     # Break out of both loops
-- 
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