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Configure script aborts if python is not installed

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-10-24 16:10:39 -07:00
parent 87c2e5bc3c
commit 25f8086302
1 changed files with 12 additions and 32 deletions
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44
configure.ac
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@ -42,10 +42,14 @@ else
HAS_PYTHON="0"
HAS_PYTHON_MSG="no"
fi
AC_SUBST(PYTHON_PACKAGE_DIR)
AC_SUBST(HAS_PYTHON)
rm -f tst_python.py
if test "$HAS_PYTHON" = "0"; then
AC_MSG_ERROR([You need Python 2.x to generate the Z3 Makefiles.\nPlease download python at http://python.org])
fi
AC_SUBST(PYTHON_PACKAGE_DIR)
###################
#
# Configuring bignum package
@ -167,45 +171,21 @@ AC_OUTPUT(scripts/config-debug.mk scripts/config-release.mk)
#
###################
if test "$HAS_PYTHON" = "0"; then
if test -d build/Makefile; then
# Python is not installed, but Makefile was pre generated
# Just copy configuration and terminate
cp scripts/config-release.mk build/config.mk
# Python is available, give user the option to generate the make files wherever they want
cat <<EOF
Z3 was configured with success.
Host platform: $PLATFORM
Arithmetic: $ARITH
Python Support: $HAS_PYTHON_MSG
Python: $PYTHON
Prefix: $prefix
64-bit: $IS_X64
Type 'cd build; make' to compile Z3.
Type 'sudo make install' to install Z3.
Type 'sudo make install-z3py' to install Z3 Python (Z3Py) bindings.
EOF
else
AC_MSG_ERROR([Pre generated Makefiles were not detected. You need python to generate the Z3 Makefiles.\nPlease download python at http://python.org])
fi
else
# Python is available, give user the option to generate the make files wherever they want
cat <<EOF
Z3 was configured with success.
Host platform: $PLATFORM
Arithmetic: $ARITH
Python Support: $HAS_PYTHON_MSG
Python: $PYTHON
Prefix: $prefix
64-bit: $IS_X64
Type 'python scripts/mk_make.py' to generate Makefiles in the subdirectory 'build'.
Type 'cd build; make' to make Z3.
Type 'sudo make install' to install Z3.
Type 'sudo make install-z3py' to install Z3 Python (Z3Py) bindings.
To build and install Z3, execute:
python scripts/mk_make.py
cd build
make
sudo make install
EOF
fi