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qb: Check which c language is being used in its own function.

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orbea 2017-11-24 07:20:42 -08:00
parent f952f392b8
commit fbbaf7d5b1
1 changed files with 13 additions and 9 deletions
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22
qb/qb.libs.sh
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@ -16,19 +16,23 @@ add_library_dirs()
LIBRARY_DIRS="${LIBRARY_DIRS# }"
}
check_compiler() # $1 = language $2 = function in lib
{ if [ "$1" = cxx ]; then
COMPILER="$CXX"
TEMP_CODE="$TEMP_CXX"
TEST_C="extern \"C\" { void $2(void); } int main() { $2(); }"
else
COMPILER="$CC"
TEMP_CODE="$TEMP_C"
TEST_C="void $2(void); int main(void) { $2(); return 0; }"
fi
}
check_lib() # $1 = language $2 = HAVE_$2 $3 = lib $4 = function in lib $5 = extralibs $6 = headers $7 = critical error message [checked only if non-empty]
{ tmpval="$(eval "printf %s \"\$HAVE_$2\"")"
[ "$tmpval" = 'no' ] && return 0
if [ "$1" = cxx ]; then
COMPILER="$CXX"
TEMP_CODE="$TEMP_CXX"
TEST_C="extern \"C\" { void $4(void); } int main() { $4(); }"
else
COMPILER="$CC"
TEMP_CODE="$TEMP_C"
TEST_C="void $4(void); int main(void) { $4(); return 0; }"
fi
check_compiler "$1" "$4"
if [ "$4" ]; then
ECHOBUF="Checking function $4 in ${3% }"