From 7611fd77852464a9f9b27fa43624fa32a795cb23 Mon Sep 17 00:00:00 2001 From: midipix Date: Oct 17 2019 04:06:56 +0000 Subject: build system: ccenv.sh: further accommodate pattern caveats of old ash(1). --- diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh index 3295bc4..4ffd4df 100644 --- a/sofort/ccenv/ccenv.sh +++ b/sofort/ccenv/ccenv.sh @@ -206,33 +206,33 @@ ccenv_set_tool_variants() ccenv_candidates=objdump ccenv_find_tool - $ccenv_tool --version | grep -i Binutils \ - > /dev/null \ - && ccenv_objdump_bfd="$ccenv_tool" + if $ccenv_tool --version | grep -i Binutils > /dev/null; then + ccenv_objdump_bfd="$ccenv_tool" + fi # objdump (llvm) ccenv_candidates=llvm-objdump ccenv_find_tool - $ccenv_tool --version | grep -i LLVM \ - > /dev/null \ - && ccenv_objdump_llvm="$ccenv_tool" + if $ccenv_tool --version | grep -i LLVM > /dev/null; then + ccenv_objdump_llvm="$ccenv_tool" + fi # readelf (bfd) ccenv_candidates=readelf ccenv_find_tool - $ccenv_tool --version | grep -i Binutils \ - > /dev/null \ - && ccenv_readelf_bfd="$ccenv_tool" + if $ccenv_tool --version | grep -i Binutils > /dev/null; then + ccenv_readelf_bfd="$ccenv_tool" + fi # readelf (llvm) ccenv_candidates=llvm-readelf ccenv_find_tool - $ccenv_tool --version | grep -i LLVM \ - > /dev/null \ - && ccenv_readelf_llvm="$ccenv_tool" + if $ccenv_tool --version | grep -i LLVM > /dev/null; then + ccenv_readelf_llvm="$ccenv_tool" + fi # as if [ -n "$ccenv_cc" ]; then @@ -487,11 +487,12 @@ ccenv_set_cc_underscore() ccenv_fn_name='ZmYaXyWbVe_UuTnSdReQrPsOcNoNrLe' ccenv_fn_code='int %s(void){return 0;}' - printf "$ccenv_fn_code" $ccenv_fn_name \ - | $ccenv_cc -xc - -S -o - \ - | grep "^_$ccenv_fn_name:" \ - > /dev/null \ - && ccenv_cc_underscore='_' + if printf "$ccenv_fn_code" $ccenv_fn_name \ + | $ccenv_cc -xc - -S -o - \ + | grep "^_$ccenv_fn_name:" \ + > /dev/null; then + ccenv_cc_underscore='_' + fi return 0 } @@ -551,19 +552,21 @@ ccenv_set_cc_binfmt() # PE / perk if [ -n "$ccenv_perk" ]; then - $ccenv_perk $ccenv_image 2>/dev/null \ - && ccenv_cc_binfmt='PE' \ - && ccenv_use_perk=yes + if $ccenv_perk $ccenv_image 2>/dev/null; then + ccenv_cc_binfmt='PE' + ccenv_use_perk=yes + fi fi # ELF / readelf if [ -n "$ccenv_readelf" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_readelf -h $ccenv_image 2>/dev/null \ - | grep 'Magic:' | sed -e 's/[ ]*//g' \ - | grep 'Magic:7f454c46' \ - > /dev/null \ - && ccenv_cc_binfmt='ELF' \ - && ccenv_use_readelf=yes + if $ccenv_readelf -h $ccenv_image 2>/dev/null \ + | grep 'Magic:' | sed -e 's/[ ]*//g' \ + | grep 'Magic:7f454c46' \ + > /dev/null; then + ccenv_cc_binfmt='ELF' + ccenv_use_readelf=yes + fi fi # a marble of astonishing design: @@ -577,70 +580,77 @@ ccenv_set_cc_binfmt() # PE / readelf if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_readany -h $ccenv_image 2>/dev/null \ - | grep 'Magic:' | sed -e 's/[ ]*//g' \ - | grep 'Magic:MZ' \ - > /dev/null \ - && ccenv_cc_binfmt='PE' \ - && ccenv_use_readelf=yes + if $ccenv_readany -h $ccenv_image 2>/dev/null \ + | grep 'Magic:' | sed -e 's/[ ]*//g' \ + | grep 'Magic:MZ' \ + > /dev/null; then + ccenv_cc_binfmt='PE' + ccenv_use_readelf=yes + fi fi # MACHO-64 / otool if [ -n "$ccenv_otool" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_otool -hv $ccenv_image 2>/dev/null \ - | grep -i 'MH_MAGIC_64' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_otool=yes + if $ccenv_otool -hv $ccenv_image 2>/dev/null \ + | grep -i 'MH_MAGIC_64' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_otool=yes + fi fi # MACHO-32 / otool if [ -n "$ccenv_otool" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_otool -hv $ccenv_image 2>/dev/null \ - | grep -i 'MH_MAGIC' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_otool=yes + if $ccenv_otool -hv $ccenv_image 2>/dev/null \ + | grep -i 'MH_MAGIC' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_otool=yes + fi fi # MACHO-64 / readelf if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_readany -h $ccenv_image 2>/dev/null \ - | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ - | grep -i '(0xfeedfacf)' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_readelf=yes + if $ccenv_readany -h $ccenv_image 2>/dev/null \ + | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ + | grep -i '(0xfeedfacf)' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readelf=yes + fi fi # MACHO-32 / readelf if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_readany -h $ccenv_image 2>/dev/null \ - | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ - | grep -i '(0xcafebabe)' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_readelf=yes + if $ccenv_readany -h $ccenv_image 2>/dev/null \ + | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ + | grep -i '(0xcafebabe)' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readelf=yes + fi fi # MACHO / readobj if [ -n "$ccenv_readobj" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_readobj $ccenv_image 2>/dev/null \ - | grep -i 'Format:' | sed 's/ /_/g' \ - | grep -i '_Mach-O_' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_readobj=yes + if $ccenv_readobj $ccenv_image 2>/dev/null \ + | grep -i 'Format:' | sed 's/ /_/g' \ + | grep -i '_Mach-O_' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readobj=yes + fi fi # MACHO / objdump (llvm) if [ -n "$ccenv_objdump" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_objdump -section-headers $ccenv_image \ - 2>/dev/null \ - | grep -i 'file format Mach-O' \ - > /dev/null \ - && ccenv_cc_binfmt='MACHO' \ - && ccenv_use_objdump=yes + if $ccenv_objdump -section-headers $ccenv_image \ + 2>/dev/null \ + | grep -i 'file format Mach-O' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_objdump=yes + fi fi # MACHO / objdump (bfd) @@ -654,11 +664,12 @@ ccenv_set_cc_binfmt() # PE / objdump (bfd) if [ -n "$ccenv_objdump" ] && [ -z "$ccenv_cc_binfmt" ]; then - $ccenv_objdump -h $ccenv_image 2>/dev/null \ - | grep -i 'file format pei-' \ - > /dev/null \ - && ccenv_cc_binfmt='PE' \ - && ccenv_use_bfd_objdump=yes + if $ccenv_objdump -h $ccenv_image 2>/dev/null \ + | grep -i 'file format pei-' \ + > /dev/null; then + ccenv_cc_binfmt='PE' + ccenv_use_bfd_objdump=yes + fi fi } @@ -979,7 +990,7 @@ ccenv_output_defs() ccenv_in="$ccenv_tmp" else - unset ccenv_tmp + unset ccenv_tmp || : fi ccenv_vars=$(cut -d'=' -f1 "$mb_project_dir/sofort/ccenv/ccenv.vars" \