Sara Golemon
100 linhas
3.5 KiB
Bash
Arquivo Executável
100 linhas
3.5 KiB
Bash
Arquivo Executável
#!/bin/sh
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check_err()
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{
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if [ "$1" -ne "0" ]; then
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echo "ERROR # $1 : $2" 1>&2
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exit $1
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fi
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}
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[ -z "$HPHP_HOME" ] && check_err 1 "HPHP_HOME environment variable not set"
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VERBOSE=1
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HHVM=$HPHP_HOME/hphp/hhvm/hhvm
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if [ -x "$HHVM" ]; then
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export HHVM_SYSTEMLIB=$HPHP_HOME/bin/systemlib.php
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else
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HHVM=`which hhvm`
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export HHVM_SYSTEMLIB=`dirname $HHVM`/systemlib.php
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fi
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[ ! -x "$HHVM" ] && check_err 1 "$HHVM is not executable"
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HPHP_TOOLS=$HPHP_HOME/hphp/tools/
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if [ "$1" = "help" ]; then
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echo "$0 lexer - Regenerate the lexer"
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echo "$0 parser - Regenerate the parser"
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echo "$0 license - Add license headers to all files"
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echo ""
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echo "$0 all - All of the above in listed order"
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exit 0
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fi
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if [ "$1" = "lexer" -o "$1" = "all" ]; then
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cd $HPHP_HOME/hphp/util/parser
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[ $VERBOSE -eq 1 ] && echo "Generating lexer"
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FLEX=`which flex`
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if [ -x "$FLEX" ]; then
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$FLEX -i -f -Phphp -R -8 --bison-locations -o lex.yy.cpp hphp.ll
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check_err $? "Failed generating lexer"
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else
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echo "No flex with which to generate lexer"
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fi
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fi
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if [ "$1" = "parser" -o "$1" = "all" ]; then
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cd $HPHP_HOME/hphp/util/parser
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BISON=`which bison`
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SED=`which sed`
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if [ -x "$BISON" -a -x "$SED" ]; then
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[ $VERBOSE -eq 1 ] && echo "Generating parser"
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$BISON -pCompiler --verbose --locations -d -onew_hphp.tab.cpp hphp.y
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rm -f new_hphp.output
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# Header
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cat new_hphp.tab.hpp | \
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$SED -r -e 's/(T_\w+) = ([0-9]+)/YYTOKEN(\2, \1)/' | \
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$SED -e "s/^\s*enum yytokentype/#ifndef YYTOKEN_MAP\n#define YYTOKEN_MAP enum yytokentype\n#define YYTOKEN(num, name) name = num\n#endif\n YYTOKEN_MAP/" > new_hphp.tab.hpp.tmp
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mv new_hphp.tab.hpp.tmp new_hphp.tab.hpp
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cat new_hphp.tab.hpp | grep " YYTOKEN(" | head -n 1 | \
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$SED -r -e 's/ YYTOKEN.([0-9]+).*/#ifndef YYTOKEN_MIN\n#define YYTOKEN_MIN \1\n#endif/' \
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>> new_hphp.tab.hpp
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cat new_hphp.tab.hpp | grep " YYTOKEN(" | tail -n 1 | \
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$SED -r -e 's/ YYTOKEN.([0-9]+).*/#ifndef YYTOKEN_MAX\n#define YYTOKEN_MAX \1\n#endif/' \
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>> new_hphp.tab.hpp
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(diff -q hphp.tab.hpp new_hphp.tab.hpp >/dev/null ||
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mv -f new_hphp.tab.hpp hphp.tab.hpp) &&
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rm -f new_hphp.tab.hpp
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# Implementation
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cat new_hphp.tab.cpp | \
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$SED -e "s/first_line/line0/g" \
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-e "s/last_line/line1/g" \
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-e "s/first_column/char0/g" \
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-e "s/last_column/char1/g" \
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-e "s/union/struct/g" \
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-e "s/YYSTACK_ALLOC \(YYSTACK_BYTES \(yystacksize\)\);\n/YYSTACK_ALLOC \(YYSTACK_BYTES \(yystacksize\)\);\n memset(yyptr, 0, YYSTACK_BYTES (yystacksize));\n/" \
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-e "s/YYSTACK_RELOCATE \(yyvs_alloc, yyvs\)/YYSTACK_RELOCATE_RESET (yyvs_alloc, yyvs)/" \
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-e "s/YYSTACK_FREE \(yyss\)/YYSTACK_FREE (yyss);\n YYSTACK_CLEANUP/" \
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> new_hphp.tab.cpp.tmp
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mv new_hphp.tab.cpp.tmp new_hphp.tab.cpp
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(diff -q new_hphp.tab.cpp ../../compiler/parser/hphp.tab.cpp >/dev/null ||
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mv -f new_hphp.tab.cpp ../../compiler/parser/hphp.tab.cpp) &&
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rm -f new_hphp.tab.cpp
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else
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[ $VERBOSE -eq 1 ] && echo "No bison/sed with which to generate parser"
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fi
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fi
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if [ "$1" = "license" -o "$1" = "all" ]; then
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cd $HPHP_HOME
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[ $VERBOSE -eq 1 ] && echo "Updating license headers"
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# TODO: At the moment, license.php fails on PCRE_ERROR_MATCHLIMIT
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# Fix that script then change this to detect errors properly
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$HHVM $HPHP_TOOLS/license.php 2>&1 | grep -v PCRE_ERROR_MATCHLIMIT
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#check_err $? "Failed updating license headers"
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fi
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