From de64bbe875fb0ff1dd8bdd0b2a33e713b344a98f Mon Sep 17 00:00:00 2001
From: mssx86 <mss@tutanota.de>
Date: Thu, 1 Jul 2021 20:14:46 +0300
Subject: [PATCH] fix: printHash.sh; replace echo -n, check if $1 is set.

---
 printHash.sh | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/printHash.sh b/printHash.sh
index e7d6f018..213d9353 100755
--- a/printHash.sh
+++ b/printHash.sh
@@ -1,12 +1,14 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
+if [ -z "${1}" ]
+ then
+  printf "%s\n" "Input the path to the file for writing the commit hash to."
+ else
+  printf "%s" "#define GIT_SHA1 \"" > $1
 
-> $1
+  if (command -v "git" >/dev/null) then
+   git rev-parse --short HEAD | tr -d '\n' >> $1
+  fi
 
-echo -n "#define GIT_SHA1 \"" > $1
-
-if (command -v "git" >/dev/null) then
-git rev-parse --short HEAD | tr -d '\n' >> $1
+  printf "%s\n" "\"" >> $1
+  printf "%s\n" "const char* g_GIT_SHA1 = GIT_SHA1;" >> $1
 fi
-
-echo "\"" >> $1
-echo "const char* g_GIT_SHA1 = GIT_SHA1;" >> $1
\ No newline at end of file