Refactor cibw_before_all.sh to make it usable for RTFD

Author: skirpichev

.readthedocs.yaml

@@ -8,20 +8,10 @@ build:
         - libgmp-dev
         - build-essential
         - pkg-config
+        - curl
     jobs:
       pre_create_environment:
-        - |
-          PREFIX=$(pwd)/.local
-          ZZ_VERSION=0.9.0a4
-          ZZ_DIR=zz-${ZZ_VERSION}
-          GITHUB_URL=https://github.com/diofant/zz/releases/download/
-          ZZ_URL=${GITHUB_URL}v${ZZ_VERSION}/${ZZ_DIR}.tar.gz
-          wget ${ZZ_URL}
-          tar xzf ${ZZ_DIR}.tar.gz
-          cd ${ZZ_DIR}
-          ./configure -q --prefix=$PREFIX
-          make -s
-          make -s install
+        - sh scripts/cibw_before_all.sh --skip-gmp
     tools:
         python: "3"
 python:

scripts/cibw_before_all.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-set -e -x
+set -o errexit
 
 PREFIX=${PREFIX:-"$(pwd)/.local"}
 CFLAGS=
@@ -14,44 +14,98 @@ download () {
     sleep_ivl=$((${sleep_ivl}*2))
   done
 }
+genlib () {
+  # -- generate *.lib files from *.dll on M$ Windows --
+  cd .local/bin/
+  dll_file=$1
+  lib_name=$(basename -s .dll ${dll_file})
+  name=$(echo ${lib_name}|sed 's/^lib//;s/-[0-9]\+//')
+
+  gendef ${dll_file}
+  dlltool -d ${lib_name}.def -l ${name}.lib
+
+  cp ${name}.lib ../lib/
+  cp ${dll_file} ../lib/
+  cd ../../
+}
 
-GMP_VERSION=6.3.0
-GMP_DIR=gmp-${GMP_VERSION}
-GMP_URL=https://ftp.gnu.org/gnu/gmp/${GMP_DIR}.tar.xz
-
-download ${GMP_URL}
-tar --extract --file ${GMP_DIR}.tar.xz
-cd ${GMP_DIR}
+SKIP_GMP=no
 
-for f in ../scripts/*.diff
+while [ $# -gt 0 ]
 do
-  patch --strip 1 < $f
+  key="$1"
+  case $key in
+    -h|--help)
+      echo "scripts/cibw_before_all.sh [options]"
+      echo
+      echo "Build local installs of python-gmp's dependencies."
+      echo
+      echo "Supported options:"
+      echo "  --help            - show this help message"
+      echo "  --skip-gmp        - skip building GMP"
+      echo
+      exit
+    ;;
+    --skip-gmp)
+      # If you already have a local install of GMP you can pass --skip-gmp
+      # to skip building it.
+      SKIP_GMP=yes
+      shift
+    ;;
+  *)
+    2>&1 echo "unrecognised argument:" $key
+    exit 1
+    ;;
+  esac
 done
 
-CONFIG_ARGS="--enable-shared --disable-static --with-pic --disable-alloca --prefix=$PREFIX"
-if [ "$OSTYPE" = "cygwin" ]
+set -o xtrace
+
+if [ $SKIP_GMP = "no" ]
 then
-  if [ "${RUNNER_ARCH}" = "ARM64" ]
+  GMP_VERSION=6.3.0
+  GMP_DIR=gmp-${GMP_VERSION}
+  GMP_URL=https://ftp.gnu.org/gnu/gmp/${GMP_DIR}.tar.xz
+
+  download ${GMP_URL}
+  tar --extract --file ${GMP_DIR}.tar.xz
+  cd ${GMP_DIR}
+
+  for f in ../scripts/*.diff
+  do
+    patch --strip 1 < $f
+  done
+
+  CONFIG_ARGS="--enable-shared --disable-static --with-pic --disable-alloca --prefix=$PREFIX"
+  if [ "$OSTYPE" = "cygwin" ]
   then
-    autoreconf -fi
-    CONFIG_ARGS="${CONFIG_ARGS} --disable-assembly"
+    if [ "${RUNNER_ARCH}" = "ARM64" ]
+    then
+      autoreconf -fi
+      CONFIG_ARGS="${CONFIG_ARGS} --disable-assembly"
+    else
+      CONFIG_ARGS="${CONFIG_ARGS} --enable-fat"
+    fi
   else
     CONFIG_ARGS="${CONFIG_ARGS} --enable-fat"
   fi
-else
-  CONFIG_ARGS="${CONFIG_ARGS} --enable-fat"
-fi
 
-# config.guess uses microarchitecture and configfsf.guess doesn't
-# We replace config.guess with configfsf.guess to avoid microarchitecture
-# specific code in common code.
-rm config.guess && mv configfsf.guess config.guess && chmod +x config.guess
+  # config.guess uses microarchitecture and configfsf.guess doesn't
+  # We replace config.guess with configfsf.guess to avoid microarchitecture
+  # specific code in common code.
+  rm config.guess && mv configfsf.guess config.guess && chmod +x config.guess
 
-./configure ${CONFIG_ARGS}
+  ./configure ${CONFIG_ARGS}
 
-make --silent all install
+  make --silent all install
 
-cd ..
+  cd ..
+
+  if [ "$OSTYPE" = "cygwin" ]
+  then
+    genlib libgmp-10.dll
+  fi
+fi
 
 ZZ_VERSION=0.9.0a4
 ZZ_DIR=zz-${ZZ_VERSION}
@@ -66,31 +120,19 @@ then
   autoreconf -if
 fi
 
-./configure --enable-shared \
-            --disable-static \
-            --with-pic \
-            --with-gmp=$PREFIX \
-            --prefix=$PREFIX
+CONFIG_ARGS="--enable-shared --disable-static --with-pic --prefix=$PREFIX"
+if [ $SKIP_GMP = "no" ]
+then
+  CONFIG_ARGS="${CONFIG_ARGS} --with-gmp=$PREFIX"
+fi
+
+./configure ${CONFIG_ARGS}
 
 make --silent all install
 
 cd ../
 
-# -- generate *.lib files from *.dll on M$ Windows --
 if [ "$OSTYPE" = "cygwin" ]
 then
-  cd .local/bin
-  for dll_file in libgmp-10.dll libzz-0.dll
-  do
-    lib_name=$(basename -s .dll ${dll_file})
-    name=$(echo ${lib_name}|sed 's/^lib//;s/-[0-9]\+//')
-
-    gendef ${dll_file}
-    dlltool -d ${lib_name}.def -l ${name}.lib
-
-    cp ${name}.lib ../lib/
-    cp ${dll_file} ../lib/
-  done
+  genlib libzz-0.dll
 fi
-
-cd ../..