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Get assembly from source file easily.
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#!/bin/bash | |
# Needed variables | |
OBJFILE_PATH="/tmp/asm.o" | |
SCRIPT_NAME=$(basename $0) | |
ASSEMBLY_DEFAULT="AT&T" | |
CFLAGS_DEFAULT="-g" | |
# Help message | |
function disp_help() | |
{ | |
echo "Usage: $SCRIPT_NAME [FILE] [CFLAGS] [ASSEMBLY]" | |
echo "Compile FILE with CFLAGS and displays the assembly using ASSEMBLY syntax." | |
echo "CFLAGS is, by default, $CFLAGS_DEFAULT." | |
echo "ASSEMBLY is, by default, $ASSEMBLY_DEFAULT." | |
echo "Example: $SCRIPT_NAME file.c \"-Iinclude/ -Wall -Wextra\" \"intel\"" | |
} | |
# Basic args handling | |
if [ -z $1 ]; then | |
echo -e "Usage: $SCRIPT_NAME [FILE] [CFLAGS] [ASSEMBLY]" | |
echo "Try '$SCRIPT_NAME --help' for more informations." | |
exit 1 | |
else | |
if [ $1 = "--help" ] || [ $1 = "-h" ]; then | |
disp_help | |
exit 0 | |
elif [ ! -f $1 ]; then | |
echo "File not found. Check path." | |
exit 1 | |
fi | |
fi | |
# Compiling | |
if [ -z $2 ]; then | |
gcc $CFLAGS_DEFAULT -c $1 -o $OBJFILE_PATH | |
else | |
gcc $CFLAGS_DEFAULT $2 -c $1 -o $OBJFILE_PATH | |
fi | |
# Objdump | |
if [ $? -eq 0 ]; then | |
if [ -z $3 ]; then | |
objdump -d -M $ASSEMBLY_DEFAULT -S $OBJFILE_PATH | |
else | |
objdump -d -M $3 -S $OBJFILE_PATH | |
fi | |
else | |
echo -e "\nCompile error." | |
exit 1 | |
fi |
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