This lets us remove the awkward ". ./redoconf.rc" line from zillions of .od scripts, without paying the price of *always* including that whole file every time default.do.sh is used.
29 lines
830 B
Text
29 lines
830 B
Text
rc_include rc/CC.rc
|
|
|
|
base="${1#rc/}"
|
|
src="${base%.h.precompiled.rc}"
|
|
|
|
# Check whether the compiler supports forcing
|
|
# the language type. Some versions of gcc
|
|
# need this in order to precompile headers
|
|
# named *.hpp.
|
|
x="-x${NL}c-header"
|
|
if (appendln CFLAGS "$x" && rc_compile cc nolink); then
|
|
rc_appendln CFLAGS_PCH_LANG "$x"
|
|
fi
|
|
|
|
# The existence of the specific gcc warning about
|
|
# precompiled headers is a pretty good indicator
|
|
# that they are supported in the way we expect.
|
|
rc_appendln CFLAGS "-Winvalid-pch"
|
|
if rc_compile cc nolink; then
|
|
rc_appendln CFLAGS_PCH "-include$NL$src.h"
|
|
rc_appendln CFLAGS_PCH_FPIC "-include$NL$src.h.fpic"
|
|
|
|
rc_appendln PRE_CC_TARGETS "$src.h.gch"
|
|
rc_appendln PRE_CC_TARGETS_FPIC "$src.h.fpic.gch"
|
|
rc_save
|
|
else
|
|
echo "Precompiled C headers not supported." >&2
|
|
rc_undo
|
|
fi
|