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annotate sources/sections/ccwrap.sh @ 1085:2e03f846b21e

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Build ccwrap static unless BUILD_STATIC=none or we're doing the simple cross compiler.
author Rob Landley <rob@landley.net>
date Sun, 16 May 2010 18:36:07 -0500
parents c6b3d648ead6
children affef1edbdba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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023b577fb865 Break up sources/sections/binutils-gcc.sh into binutils, gcc, and ccwrap, plus more gcc->cc cleanup.
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1 # build and install gcc wrapper script.
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2
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3 # Which compiler do we build the wrapper with, and should it be static?
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4
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5 if [ -z "$FROM_ARCH" ] || [ "$BUILD_STATIC" == none ]
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6 then
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7 TEMP="$CC"
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8 STATIC_FLAGS=
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9 else
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10 TEMP="${FROM_ARCH}-cc"
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11 STATIC_FLAGS=--static
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12 fi
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13
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14 # Copy compiler binaries (if not already present)
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15
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16 if false
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17 then
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18 # Populate the wrapper directories (unfinished)
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19
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20 # The purpose of this is to wrap an existing cross compiler by populating
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21 # a directory of symlinks in the layout ccwrap expects. This requires
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22 # querying the existing compiler to find 1) system header dirs,
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23 # 2) compiler header dirs, 3) system library dirs, 4) compiler library dirs,
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24 # 5) binary search path for cpp and ld and such.
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26 mkdir -p "$STAGE_DIR"/{tools,include,lib,cc/{include,lib}} &&
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27
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28 # Setup bin directory
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29
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30 mkdir -p "$STAGE_DIR/bin" || dienow
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31 path_search "$PATH" "${PROGRAM_PREFIX}*" \
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32 'cp "$DIR/$FILE" "$STAGE_DIR/bin/$FILE"' | dotprogress
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34 mv "$STAGE_DIR/"{bin/"${PROGRAM_PREFIX}"cc,tools/bin/cc} ||
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35 mv "$STAGE_DIR/"{bin/"${PROGRAM_PREFIX}"gcc,tools/bin/cc} || dienow
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36 ln -sf "${PROGRAM_PREFIX}cc" "$STAGE_DIR/bin/${PROGRAM_PREFIX}gcc" || dienow
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37
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38 # populate include
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40 SYSINC_PATH="$(echo '#include <stdio.h>' | "$ARCH-cc" -E - | \
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41 sed -n 's@.*"\(.*\)/stdio\.h".*@\1@p;T;q')"
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42
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43 # populate lib
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45 # Need both /lib and /usr/lib. What if libc.so linker script points to
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46 # other directory? --print-search-dirs, perhaps?
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48 # populate cc/include
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49
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50 # This is the trick uClibc build uses.
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51
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52 CCINC_PATH="$(gcc --print-file-name=include)"
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53
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54 # populate cc/lib
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56 CCLIB_PATH="$(gcc --print-file-name=crtbegin.o | sed 's@crtbegin.o$@@')"
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57 # or maybe --print-search-dirs "libraries"?
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59 # Populate tools
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60 fi
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62 # Build wrapper binary
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63
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64 "$TEMP" "$SOURCES/toys/ccwrap.c" -Os $CFLAGS \
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65 -o "$STAGE_DIR/bin/${PROGRAM_PREFIX}cc" $STATIC_FLAGS || dienow