added file_copy_default_if_not_present() and replace_var_value_in_script()

include/functions.sh

@@ -5,7 +5,9 @@ include "@cbuild/include/myprint.sh"
 function exec_script_line {
     local script="$1"
     local line_num="$2"
+    #bool
     local quiet=$3
+
     myprint_quiet $quiet "${BLUE}reading line $line_num from $script"
     local line_str="$(sed $line_num'!d' $script)"
     if [ -z "$line_str" ]; then
@@ -15,6 +17,18 @@ function exec_script_line {
     eval "$line_str"
 }
 
+function replace_var_value_in_script(){
+    local script="$1"
+    local var_name="$2"
+    local new_value="$3"
+    
+    myprint "${BLUE}setting $var_name to ${CYAN}'$new_value' in '$script'"
+    cp "$script" "$script.tmp"
+    sed "s,$var_name=\".*\",$var_name=\"$new_value\",g" \
+        "$script.tmp" > "$script"
+    rm "$script.tmp"
+}
+
 function clean_dir {
     local dir="$1"
 	myprint "${WHITE}cleaning $dir"
@@ -36,6 +50,15 @@ function try_delete_dir_or_file {
     fi
 }
 
+file_copy_default_if_not_present(){
+    local file="$1"
+    local file_default="$2"
+    if [ ! -f "$file" ]; then
+        myprint "${YELLOW}creating default ${WHITE}$file"
+        cp -r "$file_default" "$file"
+    fi
+}
+
 function exec_command {
     local command="$@"
     if [ ! -z "$command" ]; then