Difference between revisions of "CSC231 nasmld script"
(→Version 2: more sophisticated) |
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# assembles and links an assembly program for | # assembles and links an assembly program for | ||
# a Pentium processor running Linux | # a Pentium processor running Linux | ||
− | + | # To create the script, edit with your favorite text editor, | |
+ | # save to current directory or to ~/bin, and make executable: | ||
+ | # | ||
+ | # chmod +x nasmld | ||
+ | # | ||
+ | set -e # stop on error | ||
filename=$(basename "$1") | filename=$(basename "$1") |
Revision as of 07:13, 16 September 2014
--D. Thiebaut 09:18, 7 November 2012 (EST)
revised --D. Thiebaut (talk) 08:12, 16 September 2014 (EDT)
Version 1
#! /bin/bash
# nasmld
# D. Thiebaut
# assembles and links an assembly program for
# a Pentium processor running Linux
# To create the script, edit with your favorite text editor,
# save to current directory or to ~/bin, and make executable:
#
# chmod +x nasmld
#
set -e # stop on error
filename=$(basename "$1")
filename="${filename%.*}"
nasm -f elf -F stabs $filename.asm
ld -o $filename -melf_i386 $filename.o
Version 2: more sophisticated
This version stops if nasm or ld return an error.
#! /bin/bash
# nasmld
# D. Thiebaut
# assembles and links an assembly program for
# a Pentium processor running Linux.
# To create the script, edit with your favorite text editor,
# save to current directory or to ~/bin, and make executable:
#
# chmod +x nasmld
#
# display syntax if user forgets
if [ ! -n "$1" ]
then
echo "Usage: `basename $0` progName"
exit 1
fi
# remove the ".asm" part of the filename
filename=$(basename "$1")
filename="${filename%.*}"
# assemble and generate a listing (optional)
nasm -f elf -F stabs $filename.asm -l $filename.lst
# if we get errors, stop
if [ "$?" -ne "0" ]; then
echo "*** Nasm ERROR! ***"
exit
fi
# link
ld -melf_i386 -o $filename $filename.o
# if we get errors, stop
if [ "$?" -ne "0" ]; then
echo "Link ERROR! ***"
exit
fi
# no errors, run the program!
./$filename