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authormidipix <writeonce@midipix.org>2019-10-17 04:05:51 +0000
committermidipix <writeonce@midipix.org>2019-10-17 04:06:55 +0000
commitc1b214a3546852ee9dda9c6f97bb9f84fb559c99 (patch)
tree97f3444cf18711d936bb717fdb706d92398c3ba0 /sofort
parent71b476592401f5757deb0db37bbe54e4dab042db (diff)
downloadptycon-c1b214a3546852ee9dda9c6f97bb9f84fb559c99.tar.bz2
ptycon-c1b214a3546852ee9dda9c6f97bb9f84fb559c99.tar.xz
build system: ccenv.sh: further accommodate pattern caveats of old ash(1).
Diffstat (limited to 'sofort')
-rw-r--r--sofort/ccenv/ccenv.sh155
1 files changed, 83 insertions, 72 deletions
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" \