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create temp symlink to python3 for qemu mode if python isn't found

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This commit is contained in:
Ruben ten Hove
2020-05-14 16:56:40 +02:00
committed by Dominik Maier
parent 767ed8c5da
commit 867f948bb2
3 changed files with 25 additions and 2 deletions
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5
CONTRIBUTING.md
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@ -20,3 +20,8 @@ No camel case at all and use the AFL's macros wherever possible
Remember that AFLplusplus has to build and run on many platforms, so
generalize your Makefiles (or your patches to our pre-existing Makefiles)
to be as much generic as possible.
# Local testing
To try

2
GNUmakefile
View File

@ -105,7 +105,7 @@ ifneq "$(shell command -v python3m 2>/dev/null)" ""
ifneq "$(shell command -v python3m-config 2>/dev/null)" ""
PYTHON_INCLUDE ?= $(shell python3m-config --includes)
PYTHON_VERSION ?= $(strip $(shell python3m --version 2>&1))
# Starting with python3.8, we need to pass the `embed` flag. Earier versions didn't know this flag.
# Starting with python3.8, we need to pass the `embed` flag. Earlier versions didn't know this flag.
ifeq "$(shell python3m-config --embed --libs 2>/dev/null | grep -q lpython && echo 1 )" "1"
PYTHON_LIB ?= $(shell python3m-config --libs --embed --ldflags)
else

20
qemu_mode/build_qemu_support.sh
View File

@ -63,7 +63,7 @@ if [ ! -f "../afl-showmap" ]; then
fi
PREREQ_NOTFOUND=
for i in libtool wget python automake autoconf sha384sum bison flex iconv patch pkg-config; do
for i in libtool wget automake autoconf sha384sum bison flex iconv patch pkg-config; do
T=`command -v "$i" 2>/dev/null`
@ -76,6 +76,18 @@ for i in libtool wget python automake autoconf sha384sum bison flex iconv patch
done
PYTHON_TEMP_SYMLINK=0
if ! command -v python 1>/dev/null; then
if command -v python3 1>/dev/null; then
echo "[*] 'python' not found. 'python3' was found. Creating temporary symlink."
update-alternatives --install /usr/bin/python python "$(command -v python3)" 0 1>/dev/null
PYTHON_TEMP_SYMLINK=1
else
echo "[-] Error: 'python' not found, please install using 'sudo apt install python3'."
PREREQ_NOTFOUND=1
fi
fi
if [ ! -d "/usr/include/glib-2.0/" -a ! -d "/usr/local/include/glib-2.0/" ]; then
echo "[-] Error: devel version of 'glib2' not found, please install first."
@ -279,6 +291,12 @@ echo "[+] Building libcompcov ..."
make -C libcompcov && echo "[+] libcompcov ready"
echo "[+] Building unsigaction ..."
make -C unsigaction && echo "[+] unsigaction ready"
if [ "PYTHON_TEMP_SYMLINK" = "1" ]; then
echo "[*] Removing temporary symlink for 'python'"
update-alternatives --remove python /usr/bin/python
fi
echo "[+] All done for qemu_mode, enjoy!"
exit 0