diff options
Diffstat (limited to 'payloads/libpayload/bin/lpgcc')
| -rwxr-xr-x | payloads/libpayload/bin/lpgcc | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/payloads/libpayload/bin/lpgcc b/payloads/libpayload/bin/lpgcc new file mode 100755 index 000000000000..bfd6c1b77744 --- /dev/null +++ b/payloads/libpayload/bin/lpgcc @@ -0,0 +1,104 @@ +#!/bin/sh +## This file is part of the libpayload project. +## +## Copyright (C) 2008 Advanced Micro Devices, Inc. +## +## Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions +## are met: +## 1. Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## 2. Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in the +## documentation and/or other materials provided with the distribution. +## 3. The name of the author may not be used to endorse or promote products +## derived from this software without specific prior written permission. +## +## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +## SUCH DAMAGE. + +# GCC wrapper for libpayload + +DEFAULT_PREFIX=/opt +DEFAULT_CC=gcc + +BASE=`dirname $0` + +# This will set the _LIBDIR and _INCDIR variables used below +. $BASE/lp.functions + +trygccoption() { + $DEFAULT_CC $1 -S -xc /dev/null -o .$$.tmp > /dev/null + rm -f .$$.tmp + return $? +} + +DEBUGME=0 +DOLINK=1 + +# This variable will contain the command line that the user wants to +# pass to gas + +CMDLINE= + +# Process various flags that would change our behavior + +while [ $# -gt 0 ]; do + case $1 in + -m32|-fno-stack-protector) + shift + continue + ;; + -m64) + error "Invalid option --64 - only 32 bit architectures are supported" + ;; + -c) + DOLINK=0 + ;; + -debug-wrapper) + DEBUGME=1 + shift + continue + ;; + *) + ;; + esac + + CMDLINE="$CMDLINE $1" + shift +done + +_CFLAGS="-m32 -nostdinc -nostdlib -I$_INCDIR" + +# Check for the -fno-stack-protector silliness + +trygccoption -fno-stack-protector +[ $? -eq 0 ] && _CFLAGS="$_CFLAGS -fno-stack-protector" + +_CFLAGS="$_CFLAGS -I`$DEFAULT_CC -m32 -print-search-dirs | head -n 1 | cut -d' ' -f2`include" + +_LDFLAGS="-Wl,-T,$_LIBDIR/libpayload.ldscript -static" + +if [ $DOLINK -eq 0 ]; then + if [ $DEBUGME -eq 1 ]; then + echo "$DEFAULT_CC $_CFLAGS $CMDLINE" + fi + + $DEFAULT_CC $_CFLAGS $CMDLINE +else + _LIBGCC=`$DEFAULT_CC -m32 -print-libgcc-file-name` + if [ $DEBUGME -eq 1 ]; then + echo "$DEFAULT_CC $_CFLAGS $_LDFLAGS $CMDLINE $_LIBDIR/i386/head.o $_LIBDIR/libpayload.a $_LIBGCC" + fi + + $DEFAULT_CC $_CFLAGS $_LDFLAGS $CMDLINE $_LIBDIR/i386/head.o $_LIBDIR/libpayload.a $_LIBGCC +fi |