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authormidipix <writeonce@midipix.org>2021-05-26 14:31:42 +0000
committermidipix <writeonce@midipix.org>2021-05-26 14:37:30 +0000
commitb99b403109d35efaee0fa5358128b2be88e8e6f9 (patch)
treeccc8fe001c7feaa470027e9d55cae959b0c9f9db /sofort/ccenv
parentac791d461f677be413c11afbcaa9ee99c569fc8f (diff)
downloadperk-b99b403109d35efaee0fa5358128b2be88e8e6f9.tar.bz2
perk-b99b403109d35efaee0fa5358128b2be88e8e6f9.tar.xz
build system: ccenv: account for compilers that do not support -dumpmachine.
Diffstat (limited to 'sofort/ccenv')
-rw-r--r--sofort/ccenv/ccenv.sh64
1 files changed, 54 insertions, 10 deletions
diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh
index aecbe9f..c932d45 100644
--- a/sofort/ccenv/ccenv.sh
+++ b/sofort/ccenv/ccenv.sh
@@ -238,7 +238,15 @@ ccenv_set_primary_tools()
ccenv_windrc="$ccenv_windres"
# archive format preamble
- ccenv_libgcc_a_header=$(od -b -N8 $($ccenv_cc -print-file-name=libgcc.a) | head -n1)
+ if [ -n "$ccenv_dumpmachine_switch" ]; then
+ ccenv_libgcc_a_header=$(od -b -N8 \
+ $($ccenv_cc -print-file-name=libgcc.a) \
+ | head -n1)
+ else
+ ccenv_libgcc_a_header=
+ fi
+
+ # ar (default)
ccenv_cc_arfmt='common'
# ar (big)
@@ -451,24 +459,51 @@ ccenv_set_cc()
if [ -z "$ccenv_cc" ]; then
ccenv_set_c_compiler_candidates
- ccenv_find_tool -dumpmachine
+ ccenv_find_tool
ccenv_cc="$ccenv_tool"
fi
+
if [ "$ccenv_cc" = false ] && [ -n "$mb_compiler" ]; then
ccenv_cc="$mb_compiler"
fi
+ ccenv_tool_epilog "$ccenv_cc"
+
+
+ if [ $ccenv_cfgtype = 'host' ]; then
+ ccenv_host_cc="$ccenv_cc"
+ cfgtest_host_section
+ ccenv_host_cc=
+ else
+ ccenv_native_cc="$ccenv_cc"
+ cfgtest_native_section
+ ccenv_native_cc=
+ fi
+
+ if cfgtest_compiler_switch -dumpmachine ; then
+ ccenv_dumpmachine_switch='-dumpmachine'
+ else
+ ccenv_dumpmachine_switch=
+ fi
+
ccenv_cc_cmd="$ccenv_cc"
ccenv_errors=
if [ "$ccenv_cfgtype" = 'native' ]; then
- ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") -dumpmachine 2>&3)
+ if [ -n "$ccenv_dumpmachine_switch" ]; then
+ ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \
+ $ccenv_dumpmachine_switch 2>&3)
+ else
+ ccenv_host=$(printf '%s' $(uname -m)-$(uname -p)-$(uname -o)) \
+ | tr '[[:upper:]]' '[[:lower:]]'
+ fi
+
ccenv_cchost=$ccenv_host
- ccenv_tool_epilog "$ccenv_cc"
return 0
fi
+
if [ -n "$mb_cchost" ]; then
ccenv_host="$mb_cchost"
elif [ -n "$mb_host" ]; then
@@ -477,10 +512,18 @@ ccenv_set_cc()
ccenv_host=
fi
- if [ -z "$ccenv_host" ]; then
- ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") -dumpmachine 2>&3)
+ if [ -z "$ccenv_host" ] && [ -n "$ccenv_dumpmachine_switch" ]; then
+ ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \
+ $ccenv_dumpmachine_switch 2>&3)
ccenv_cchost=$ccenv_host
- else
+
+ elif [ -z "$ccenv_host" ]; then
+ # assume that no -dumpmachine support means native build (fixme)
+ ccenv_host=$(printf '%s' $(uname -m)-$(uname -p)-$(uname -o)) \
+ | tr '[[:upper:]]' '[[:lower:]]' 2>&3
+ ccenv_cchost=$ccenv_host
+
+ elif [ -n "$ccenv_dumpmachine_switch" ]; then
ccenv_tmp=$(mktemp ./tmp_XXXXXXXXXXXXXXXX)
ccenv_cmd="$ccenv_cc --target=$ccenv_host -E -xc -"
@@ -491,8 +534,10 @@ ccenv_set_cc()
ccenv_errors=$(cat "$ccenv_tmp")
if [ -z "$ccenv_errors" ]; then
+ ccenv_tool_prolog 'C compiler for host'
ccenv_tflags="--target=$ccenv_host"
ccenv_cc="$ccenv_cc $ccenv_tflags"
+ ccenv_tool_epilog "$ccenv_cc"
else
printf '%s' "$ccenv_errors" >&3
fi
@@ -501,7 +546,8 @@ ccenv_set_cc()
rm -f "$ccenv_tmp"
unset ccenv_tmp
- ccenv_cchost=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") -dumpmachine 2>&3)
+ ccenv_cchost=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \
+ $ccenv_dumpmachine_switch 2>&3)
fi
if [ "$ccenv_cchost" != "$ccenv_host" ]; then
@@ -530,8 +576,6 @@ ccenv_set_cc()
return 2
fi
-
- ccenv_tool_epilog "$ccenv_cc"
}
ccenv_set_cpp()