CI: make sure that directories which contain whitespace do work

2023-06-28 18:18:36 +02:00
parent 1aaa33552e
commit ece5af2895
14 changed files with 265 additions and 83 deletions
@@ -0,0 +1,100 @@
+#! /bin/sh
+## vim:set ts=4 sw=4 et:
+set -e
+
+#
+# build UPX "by hand", using POSIX shell and a minimal number of compilation flags
+# Copyright (C) Markus Franz Xaver Johannes Oberhumer
+#
+
+# shell init
+### set -x # enable logging
+DUALCASE=1; export DUALCASE # for MKS sh
+test -n "${ZSH_VERSION+set}" && emulate sh # for zsh
+argv0="$0"; argv0abs="$(readlink -fn "$argv0")"; argv0dir="$(dirname "$argv0abs")"
+# HINT: set "argv0dir" manually if your system does not have "readlink"
+
+# toolchain settings and flags
+CC="${CC:-cc}"
+CXX="${CXX:-c++ -std=gnu++17}"
+AR="${AR:-ar}"
+# HINT: use "export AR=false" if "$AR rcs" does not work on your system; see below
+if test "x$AR" = "x0" || test "x$AR" = "xfalse" || test "x$AR" = "x/bin/false"; then
+    AR="" # do not use $AR
+fi
+# protect against security threats caused by misguided compiler "optimizations"
+mandatory_flags="-fno-strict-aliasing -fno-strict-overflow -funsigned-char"
+# not mandatory and not minimal, but usually a good idea:
+### mandatory_flags="-Wall -O2 $mandatory_flags"
+CC="$CC $mandatory_flags"
+CXX="$CXX $mandatory_flags"
+
+# go to upx top-level directory
+cd "$argv0dir/../.." || exit 1
+pwd
+test -f src/version.h || exit 1 # sanity check
+top_srcdir="$PWD"
+rm -rf ./build/by-hand          # WARNING: existing build-directory gets deleted!
+mkdir -p ./build/by-hand
+
+# helper function
+check_submodule() {
+    local f
+    for f in COPYING LICENSE LICENSE.txt; do
+        if test -f "$top_srcdir/vendor/$1/$f"; then
+            # create and enter build directory
+            mkdir -p "$top_srcdir/build/by-hand/$1"
+            cd "$top_srcdir/build/by-hand/$1" || exit 1
+            echo "===== build $1 ====="
+            return 0
+        fi
+    done
+    return 1
+}
+
+# build
+if check_submodule bzip2; then
+    for f in "$top_srcdir"/vendor/bzip2/*.c; do
+        echo "CC  $f"
+        $CC -c "$f"
+    done
+fi
+if check_submodule ucl; then
+    for f in "$top_srcdir"/vendor/ucl/src/*.c; do
+        echo "CC  $f"
+        $CC -I"$top_srcdir"/vendor/ucl/include -I"$top_srcdir"/vendor/ucl -c "$f"
+    done
+fi
+if check_submodule zlib; then
+    for f in "$top_srcdir"/vendor/zlib/*.c; do
+        echo "CC  $f"
+        $CC -DHAVE_STDARG_H -DHAVE_VSNPRINTF -DHAVE_UNISTD_H -c "$f"
+    done
+fi
+if check_submodule zstd; then
+    for f in "$top_srcdir"/vendor/zstd/lib/*/*.c; do
+        echo "CC  $f"
+        $CC -DDYNAMIC_BMI2=0 -DZSTD_DISABLE_ASM -c "$f"
+    done
+fi
+echo "===== build UPX ====="
+cd "$top_srcdir"/build/by-hand || exit 1
+for f in "$top_srcdir"/src/*.cpp "$top_srcdir"/src/*/*.cpp; do
+    echo "CXX $f"
+    $CXX -I"$top_srcdir"/vendor -c "$f"
+done
+# echo "===== link UPX ====="
+if test "x$AR" = "x"; then
+    # link without using $AR
+    echo "CXX upx"
+    $CXX -o upx *.o */*.o
+else
+    echo "AR  libupx"
+    $AR rcs libupx_submodules.a */*.o
+    echo "CXX upx"
+    $CXX -o upx *.o -L. -lupx_submodules
+fi
+pwd
+ls -l upx*
+
+echo "All done."