Template files for NASM programs

asm-template.txt

;  Executable name : %EXEC_NAME%
;  Version : 1.0
;  Created date : %CREATION_DATE%
;  Author : Ish - StefanPopp.de
;  Description
;
;
;
;  Build using these commands:
;  nasm -f elf -g -F stabs %EXEC_NAME%.asm
;  ld -o %EXEC_NAME% %EXEC_NAME%.o
;
section .data                           ; Section containing initialized data
        StringHello: db "Hello World!", 10
        StringHelloLen: equ $-StringHello
section .bss                            ; Section containing uninitialized data
        Buff resb 1
section .text                           ; section containing code
        global _start                   ; Linker needs this to find the entry point
_start:
        nop
        mov eax, 4
        mov ebx, 1
        mov ecx, StringHello
        mov edx, StringHelloLen
        int 0x80

Exit:   mov eax, 1                      ; exit
        mov ebx, 0                      ; ret value 0
        int 0x80                        ; call kernel
        nop

create-asm.sh

#!/bin/sh
EXPECTED_ARGS=1
E_BADARGS=65

if [ $# -ne $EXPECTED_ARGS ]
then
  echo "Usage: `basename $0` program-name"
  exit $E_BADARGS
fi

CURRENT=$(date)
mkdir $1
sed -e "s;%EXEC_NAME%;$1;g" -e "s;%CREATION_DATE%;$CURRENT;g" asm-template.txt > "$1/$1.asm"
sed -e "s;%EXEC_NAME%;$1;g" makefile-template.txt > "$1/makefile"

makefile-template.txt

# be careful! dont use spaces for indentation! makefile requires tabs instead of spaces
%EXEC_NAME%: %EXEC_NAME%.o
        ld -o %EXEC_NAME% %EXEC_NAME%.o
%EXEC_NAME%.o: %EXEC_NAME%.asm
        nasm -f elf -g -F stabs %EXEC_NAME%.asm -l %EXEC_NAME%.lst