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1 #! /bin/sh
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2 # This shell-script takes one argument, the path to a source
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3 # distribution of cfunge, and compiles that source distribution into a
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4 # library (libick_ecto_b98.a) suitable for linking to C-INTERCAL
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5 # programs. The cfunge distribution itself is not modified; all changes
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6 # are made on a copy.
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7
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8 die() { echo "Error: $1"; exit 1; }
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9
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10 if [ -z "$1" ] || [ -z "$2" ]; then
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11 echo "Usage: $0 ick-source-path cfunge-path"
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12 exit 1
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13 fi
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14
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15 # test x$1 != x || (
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16 # echo Please give the path to the root of a cfunge source
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17 # echo distribution as an argument to this script.
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18 # exit 1
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19 # ) || exit 1
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20
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21 ICKSRC_PATH="$1"
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22 CFUNGE_PATH="$2"
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23 BUILD_PATH="$(pwd)"
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24
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25 ICKSRC_PATH=`(cd $ICKSRC_PATH; pwd)` || (
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26 echo Please give the path to the root of C-INTERCAL source
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27 echo distribution as the first argument to this script\; the directory
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28 echo or file you gave does not exist.
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29 exit 1
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30 ) || exit 1
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31
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32 CFUNGE_PATH=`(cd $CFUNGE_PATH; pwd)` || (
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33 echo Please give the path to the root of a cfunge source
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34 echo distribution as the second argument to this script\; the directory
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35 echo or file you gave does not exist.
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36 exit 1
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37 ) || exit 1
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38
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39 test -f "$CFUNGE_PATH/src/interpreter.c" || (
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40 echo Please give the path to the root of a cfunge source
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41 echo distribution as the second argument to this script.
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42 echo You gave $CFUNGE_PATH, but it does not appear to be a cfunge
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43 echo source distribution.
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44 exit 1
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45 ) || exit 1
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46
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47 test -f "$ICKSRC_PATH/etc/IFFI.spec" || (
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48 echo Please give the path to the root of the C-INTERCAL source
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49 echo distribution as the first argument of this script.
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50 echo You gave $ICKSRC_PATH, but it does not appear to be a C-INTERCAL
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51 echo source distribution.
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52 exit 1
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53 ) || exit 1
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54
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55 echo Compiling cfunge into a library suitable for use with C-INTERCAL:
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56
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57 rm -rf cftoec_temp || die "Failed to remove any old temp directory"
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58 mkdir -p cftoec_temp || die "Failed to create temp directory"
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59 cd cftoec_temp || die "Failed to change directory to temp directory"
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60
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61 # Select compiler
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62 if [ -z "$CC" ]; then
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63 CC=cc
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64 fi
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65
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66 CFLAGS="-std=c99 -DUSE32 -DDISABLE_GC -DFUNGE_EXTERNAL_LIBRARY -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600 -D_XOPEN_SOURCE_EXTENDED -DFUNGE_OLD_HANDPRINT=0x43464649 '-DFUNGE_NEW_HANDPRINT=\"http://example.com/\"'"
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67 # If GCC 4.1 or later is used add:
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68 # -O1 -combine -fwhole-program -fvisibility=hidden.
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69 # At least -O1 needed or -fwhole-program have no effect. Which is needed for
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70 # this trick.
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71 if "$CC" --version 2>&1 | grep -q GCC; then
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72 GCC_VERSION="$("$CC" --version 2>&1 | awk '/[^ ]+ \(GCC\)/ {print $3}')"
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73 GCC_MAJOR="$(echo "$GCC_VERSION" | cut -d. -f 1)"
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74 GCC_MINOR="$(echo "$GCC_VERSION" | cut -d. -f 2)"
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75 # We need GCC 4.1 or later.
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76 if [ "$GCC_MAJOR" -eq 4 ]; then
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77 if [ "$GCC_MINOR" -ge 1 ]; then
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78 IS_GCC=yes
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79 fi
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80 elif [ "$GCC_MAJOR" -gt 4 ]; then
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81 IS_GCC=yes
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82 fi
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83 fi
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84 if [ "$IS_GCC" ]; then
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85 CFLAGS="$CFLAGS -O1 -combine -fwhole-program -fvisibility=hidden"
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86 fi
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87 # Allow optional -O2 or such:
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88 if [ "$CFUNGE_CFLAGS" ]; then
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89 CFLAGS="$CFLAGS $CFUNGE_CFLAGS"
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90 fi
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91 # Please enable this when making changes. Requested by the cfunge author.
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92 #CFLAGS="$CFLAGS -Wall -Wextra -pedantic -Wpointer-arith -Wimplicit -Wnested-externs -Wcast-align -Wcast-qual -Wbad-function-cast -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wparentheses -Wshadow -Wundef -Wpacked -Wfloat-equal -Wstrict-aliasing=2 -Wformat=2 -Wdisabled-optimization -Wmissing-noreturn -Wmissing-format-attribute -Wdeclaration-after-statement -Wunused-function -Wunused-label -Wunused-value -Wunused-variable -Wwrite-strings"
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93
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94 echo " " Duplicating cfunge source tree so that it can be modified...
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95 cp -r $CFUNGE_PATH/src $CFUNGE_PATH/lib $CFUNGE_PATH/tools .
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96
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97 # Comment these lines back in if patching is needed
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98 # echo " " Patching cfunge source tree for use with C-INTERCAL...
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99 # patch -p0 < ../cfunge.patch
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100
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101 echo " " Adding the IFFI fingerprint...
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102 cp -r "$ICKSRC_PATH/etc/IFFI" "$ICKSRC_PATH/etc/IFFI.spec" src/fingerprints
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103
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104 echo " " Regenerating fingerprint lists...
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105 tools/gen_fprint_list.sh > /dev/null || die "Failed to regen list."
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106
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107 # Trust the filenames that are in the cfunge directory tree; if the user's
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108 # trying to trick themselves into running this on something that looks like
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109 # the cfunge directory tree but which has spaces or quotes in the filenames,
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110 # I really can't be bothered to save them from themself. Dump all the resulting
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111 # object files in this temp directory.
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112 echo " " Compiling source...
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113 if [ "$IS_GCC" ]; then
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114 FILES="$(find . -name '*.c' -printf "%p ")"
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115 # Pipe needed due to messy double quoting.
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116 # It is impossible to use -o -c and multiple files all at once. GCC errors
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117 # if you try. However the *.o will be equal to one of the source filenames
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118 # but placed in the current directory and with .c replaced with .o
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119 echo "$CC $CFLAGS -c $FILES" | sh
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120 else
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121 find . -name '*.c' -printf "$CC $CFLAGS -c %p -o %f.o\n" | sh
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122 fi
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123
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124 # Remove any existing library or ar would just add to the existing one.
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125 rm -f ../libick_ecto_b98.a
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126
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127 echo " " Creating library...
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128 ar cr ../libick_ecto_b98.a *.o
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129 ranlib ../libick_ecto_b98.a
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130
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131 echo " " Cleaning up...
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132 rm -rf *
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133 cd ..
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134 rm -rf cftoec_temp
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135
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136 echo Finished, unless there were errors.
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