Add vxworks support (#14)

* -Removed printfs. Fixes #8.

* -Switchedd DWARF parsing output to DEBUG

* -Absolute elf paths are enforced now
-TODO:Update unit tests

* -Unit tests have been updated; absolute elf paths are tested now

* Fixes to the Makefile. It works with Makefile v3.80 now.

* Adding additional forms.

* Completed adding the necessary patterns to support VxWorks 6.9

* -Handle endianess properly when writing to database
-Use libelf macros for endianess

* Resolved merge request comment to add additional comments.

* -Goodbye xenial...

Co-authored-by: lorenzo-gomez-windhover <[email protected]>

.travis.yml

@@ -15,8 +15,6 @@ script:
 
 jobs:
   include:
-    - os: linux
-      dist: xenial
     - os: linux
       dist: bionic
     - os: linux

Makefile

@@ -1,4 +1,5 @@
-ROOT_DIR     :=$(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
+mkfile_path  := $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
+ROOT_DIR     := $(shell cd $(shell dirname $(mkfile_path)); pwd)
 BUILD_DIR    := $(ROOT_DIR)/build
 COVERAGE_DIR := $(BUILD_DIR)/coverage