Newly created files
git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2765 8092fc87-c524-0410-9efc-e669fe64eaf9
This commit is contained in:
Meep-Eep
@@ -0,0 +1,167 @@
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# General purpose Makefile for GNU make
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# By Serge van den Boom (svdb@stack.nl), 2005-05-29
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation; either version 2 of the License, or
|
||||
# (at your option) any later version.
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||||
#
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||||
# This program is distributed in the hope that it will be useful,
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||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
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||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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||||
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# In the actual makefile, do the following
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# TARGET := <target executable>
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# TARGET_A := <target .a file>
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# TARGET_SO := <target .so file>
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# CFILES := <all .c source files>
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# CXXFILES := <all .cpp source files>
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# HFILES := <all .h header files>
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# EXTRA_OFILES := <optional extra object files to link>
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# CPPFLAGS := <extra C/C++ preprocessor flags>
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# CFLAGS := <extra C flags>
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# CXXFLAGS := <extra C++ flags>
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# LDFLAGS := <extra linker flags>
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# DEBUG := <0|1>
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# ERROR := <0|1>
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# include Makefile.default
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#############################################################################
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DEBUG ?= 0
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ERROR ?= 0
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||||
CC ?= gcc
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CXX ?= g++
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MKDEPEND_C ?= gcc -MM
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||||
MKDEPEND_CXX ?= g++ -MM
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WINDRES ?= windres
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SED ?= sed
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||||
AR ?= ar
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||||
RANLIB ?= ranlib
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||||
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||||
TARGET ?=
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CFILES ?=
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CXXFILES ?=
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HFILES ?=
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EXTRA_OFILES ?=
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||||
|
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CPPFLAGS ?=
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CFLAGS ?=
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CXXFLAGS ?=
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LDFLAGS ?=
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ifeq ($(DEBUG),1)
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CFLAGS+=-g -D_DEBUG -O0
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CXXFLAGS+=-g -D_DEBUG -O0
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else
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CFLAGS+=-O3 -Wuninitialized
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||||
CXXFLAGS+=-O3 -Wuninitialized
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# -Wunitialized only works with -O1 or higher optimisation
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endif
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CFLAGS += -std=c99
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# I want support for '//' comments and named structure initialisers.
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CFLAGS += -W -Wall \
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-Wbad-function-cast -Wcast-qual -Wmissing-prototypes \
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-Wstrict-prototypes -Wmissing-declarations \
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-Wwrite-strings -Wimplicit -Wreturn-type -Wformat \
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-Wswitch -Wcomment -Wchar-subscripts \
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||||
-Wparentheses -Wcast-align -Waggregate-return \
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-Winline
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CFLAGS += -Wpointer-arith
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# Some standard header won't even compile with this on
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CFLAGS += -Wshadow
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# This gives absurd conflicts with standard files,
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# like from 'y0' and 'y1'
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#CFLAGS += -pedantic-errors -ansi # ANSI
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CFLAGS += -Wnested-externs
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ifeq ($(ERROR),1)
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CFLAGS += -Werror
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endif
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CXXFLAGS += -W -Wall \
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-Wcast-qual \
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-Wwrite-strings -Wimplicit -Wreturn-type -Wformat \
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-Wswitch -Wcomment -Wchar-subscripts \
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||||
-Wparentheses -Wcast-align -Winline
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CXXFLAGS += -Wpointer-arith
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# Some standard header won't even compile with this on
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#CXXFLAGS += -pedantic-errors -ansi # ANSI
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ifeq ($(ERROR),1)
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CXXFLAGS += -Werror
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endif
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CFILES := $(strip $(CFILES))
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# Remove excess whitespace
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CXXFILES := $(strip $(CXXFILES))
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# Remove excess whitespace
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OFILES := $(CFILES:.c=.c.o)
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OFILES += $(CXXFILES:.cpp=.cpp.o)
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# Default target must be listed before including any dependencies.
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default: $(TARGET) $(TARGET_A) $(TARGET_SO)
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DFILES := $(CFILES:.c=.c.d)
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DFILES += $(CXXFILES:.cpp=.cpp.d)
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-include $(DFILES)
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ifeq ($(strip $(CXXFILES)),)
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LINK := $(CC)
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else
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||||
LINK := $(CXX)
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endif
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||||
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$(TARGET): $(OFILES) $(EXTRA_OFILES)
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$(LINK) $(LDFLAGS) -o "$@" $^
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|
||||
$(TARGET_A): $(OFILES) $(EXTRA_OFILES)
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if [ -e "$(TARGET_A)" ]; then \
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rm -f -- "$(TARGET_A)"; \
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fi
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||||
$(AR) -rc "$@" $^
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$(RANLIB) $(TARGET_A)
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$(TARGET_SO): $(OFILES) $(EXTRA_OFILES)
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$(LINK) -shared $(LDFLAGS) -o "$@" $^
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%.c.o: %.c
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$(CC) -o "$@" -c $(CPPFLAGS) $(CFLAGS) "$<"
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%.cpp.o: %.cpp
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$(CXX) -o "$@" -c $(CPPFLAGS) $(CXXFLAGS) "$<"
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%.rc.o: %.rc
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$(WINDRES) --include-dir $(dir $<) -o "$@" "$<"
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|
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%.c.d: %.c
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$(MKDEPEND_C) $(CPPFLAGS) -o - "$<" | $(SED) -e 's/.o:/.c.o:/' > "$@"
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%.cpp.d: %.cpp
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$(MKDEPEND_CXX) $(CPPFLAGS) -o - "$<" | $(SED) -e 's/.o:/.cpp.o:/' > "$@"
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tags: .tags
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.tags: $(CFILES) $(CXXFILES) $(HFILES)
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$(CTAGS) $(CFILES) $(CXXFILES) $(HFILES)
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clean:
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rm -f -- $(OFILES) $(TARGET) $(DFILES)
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distclean: clean
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rm -f tags cscope.out
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@@ -0,0 +1,309 @@
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/*
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* Copyright Serge van den Boom (svdb@stack.nl)
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*
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* This program is free software; you can redistribute it and/or modify
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||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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// Define WANT_64BITS_BYTESEX before includeing this file if you want
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// functions for 64 bits integers.
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#ifndef _CBYTESEX_H
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#define _CBYTESEX_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <sys/types.h>
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#include <assert.h>
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static inline uint8_t
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extractBit(uint32_t u32, uint8_t bitNr) {
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return (u32 >> bitNr) & 1;
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}
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static inline uint32_t
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extractBits(uint32_t u32, uint8_t firstBit, uint8_t numBits) {
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uint32_t temp = (uint32_t) (u32 << (32 - (numBits + firstBit)));
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// Shift out the unneeded high bits.
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return temp >> (32 - numBits);
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// Shift out the unneeded low bits.
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}
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#ifdef WANT_64BITS_BYTESEX
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static inline uint32_t
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highU32(uint64_t u64) {
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return (uint32_t) (u64 >> 32);
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}
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static inline uint32_t
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lowU32(uint64_t u64) {
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return (uint32_t) u64;
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}
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#endif /* WANT_64BITS_BYTESEX */
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static inline uint16_t
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highU16(uint32_t u32) {
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return (uint16_t) (u32 >> 16);
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}
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static inline uint16_t
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lowU16(uint32_t u32) {
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return (uint16_t) u32;
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}
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static inline uint8_t
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highU8(uint16_t u16) {
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return (uint8_t) (u16 >> 8);
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}
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static inline uint8_t
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lowU8(uint16_t u16) {
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return (uint8_t) u16;
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}
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static inline uint8_t
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highU4(uint8_t u8) {
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return u8 >> 4;
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}
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static inline uint8_t
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lowU4(uint8_t u8) {
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return u8 & 0x0f;
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}
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#ifdef WANT_64BITS_BYTESEX
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static inline uint32_t
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makeU64(uint8_t b0, uint8_t b1, uint8_t b2, uint8_t b3,
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uint8_t b4, uint8_t b5, uint8_t b6, uint8_t b7) {
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uint16_t w0 = (b1 << 8) | b0;
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uint16_t w1 = (b3 << 8) | b2;
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uint16_t w2 = (b5 << 8) | b4;
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uint16_t w3 = (b7 << 8) | b6;
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uint32_t dw0 = (w1 << 16) | w0;
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uint32_t dw1 = (w3 << 16) | w2;
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return (dw1 << 32) | dw0;
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}
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static inline uint64_t
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makeU64fromU32(uint32_t lo, uint32_t hi) {
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return (hi << 32) | lo;
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}
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#endif /* WANT_64BITS_BYTESEX */
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static inline uint32_t
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makeU32(uint8_t lowest, uint8_t low, uint8_t high, uint8_t highest) {
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return (highest << 24) | (high << 16) | (low << 8) | lowest;
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}
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static inline uint32_t
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makeU32fromU16(uint16_t lo, uint16_t hi) {
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return (hi << 16) | lo;
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}
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static inline uint16_t
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makeU16(uint8_t lo, uint8_t hi) {
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return (hi << 8) | lo;
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}
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static inline uint8_t
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getU8(const void *ptr) {
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return ((const uint8_t *) ptr)[0];
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}
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static inline uint16_t
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getU16BE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[0] << 8) | bytePtr[1];
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}
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static inline uint16_t
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getU16LE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[1] << 8) | bytePtr[0];
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}
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static inline uint32_t
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getU32BE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[0] << 24) | (bytePtr[1] << 16) |
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(bytePtr[2] << 8) | bytePtr[3];
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}
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static inline uint32_t
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getU32LE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[3] << 24) | (bytePtr[2] << 16) |
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(bytePtr[1] << 8) | bytePtr[0];
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}
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#ifdef WANT_64BITS_BYTESEX
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static inline uint64_t
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getU64BE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[0] << 56) | (bytePtr[1] << 48) |
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(bytePtr[2] << 40) | (bytePtr[3] << 32);
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(bytePtr[4] << 24) | (bytePtr[5] << 16) |
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(bytePtr[6] << 8) | bytePtr[7];
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}
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static inline uint64_t
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getU64LE(const void *ptr) {
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const uint8_t *bytePtr = (const uint8_t *) ptr;
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return (bytePtr[7] << 56) | (bytePtr[6] << 48) |
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(bytePtr[5] << 40) | (bytePtr[4] << 32);
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(bytePtr[3] << 24) | (bytePtr[2] << 16) |
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(bytePtr[1] << 8) | bytePtr[0];
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}
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#endif /* WANT_64BITS_BYTESEX */
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#define MAKE_SIGNED_GET_FUNC(suffix, bits) \
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static inline int##bits##_t \
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getS##suffix(const void *ptr) { \
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uint##bits##_t result = getU##suffix(ptr); \
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return *((int##bits##_t *) &result); \
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}
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#define MAKE_EAT_FUNC(suffix, type, byteCount) \
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static inline type \
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eat##suffix(const void **ptr) { \
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type result = get##suffix(*ptr); \
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*ptr = (const void *) ((const uint8_t *) *ptr + byteCount); \
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return result; \
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}
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// The order is important; the dependencies need to be put first for
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// inlining to work (at least for GCC).
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MAKE_SIGNED_GET_FUNC(8, 8)
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MAKE_SIGNED_GET_FUNC(16BE, 16)
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MAKE_SIGNED_GET_FUNC(16LE, 16)
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MAKE_SIGNED_GET_FUNC(32BE, 32)
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MAKE_SIGNED_GET_FUNC(32LE, 32)
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#ifdef WANT_64BITS_BYTESEX
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MAKE_SIGNED_GET_FUNC(64BE, 64)
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MAKE_SIGNED_GET_FUNC(64LE, 64)
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#endif /* WANT_64BITS_BYTESEX */
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MAKE_EAT_FUNC(U8, uint8_t, 1)
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MAKE_EAT_FUNC(U16BE, uint16_t, 2)
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MAKE_EAT_FUNC(U16LE, uint16_t, 2)
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||||
MAKE_EAT_FUNC(U32BE, uint32_t, 4)
|
||||
MAKE_EAT_FUNC(U32LE, uint32_t, 4)
|
||||
#ifdef WANT_64BITS_BYTESEX
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MAKE_EAT_FUNC(U64BE, uint64_t, 8)
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MAKE_EAT_FUNC(U64LE, uint64_t, 8)
|
||||
#endif /* WANT_64BITS_BYTESEX */
|
||||
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||||
MAKE_EAT_FUNC(S8, int8_t, 1)
|
||||
MAKE_EAT_FUNC(S16BE, int16_t, 2)
|
||||
MAKE_EAT_FUNC(S16LE, int16_t, 2)
|
||||
MAKE_EAT_FUNC(S32BE, int32_t, 4)
|
||||
MAKE_EAT_FUNC(S32LE, int32_t, 4)
|
||||
#ifdef WANT_64BITS_BYTESEX
|
||||
MAKE_EAT_FUNC(S64BE, int64_t, 8)
|
||||
MAKE_EAT_FUNC(S64LE, int64_t, 8)
|
||||
#endif /* WANT_64BITS_BYTESEX */
|
||||
|
||||
#undef MAKE_EAT_FUNC
|
||||
#undef MAKE_SIGNED_GET_FUNC
|
||||
|
||||
typedef struct BitStreamContext BitStreamContext;
|
||||
struct BitStreamContext {
|
||||
uint8_t bitBuf;
|
||||
// First entry; fastest too access (if it matters at all)
|
||||
uint8_t bitBufFill;
|
||||
const uint8_t *ptr;
|
||||
const uint8_t *end;
|
||||
bool eof;
|
||||
};
|
||||
|
||||
static inline void
|
||||
BSC_init(BitStreamContext *bsc, const void *ptr, size_t len) {
|
||||
bsc->bitBuf = 0;
|
||||
bsc->bitBufFill = 0;
|
||||
bsc->ptr = (const uint8_t *) ptr;
|
||||
bsc->end = bsc->ptr + len;
|
||||
bsc->eof = 0;
|
||||
}
|
||||
|
||||
static inline bool
|
||||
BSC_haveBit_OPAB(BitStreamContext *bsc) {
|
||||
if (bsc->ptr != bsc->end)
|
||||
return true;
|
||||
if (bsc->bitBufFill != 0)
|
||||
return true;
|
||||
return false;
|
||||
}
|
||||
|
||||
static inline uint8_t
|
||||
BSC_getBit_OPAB(BitStreamContext *bsc) {
|
||||
if (bsc->bitBufFill == 0) {
|
||||
bsc->bitBuf = *bsc->ptr;
|
||||
bsc->ptr++;
|
||||
bsc->bitBufFill = 7;
|
||||
} else {
|
||||
bsc->bitBufFill--;
|
||||
}
|
||||
|
||||
uint8_t result = bsc->bitBuf & 1;
|
||||
bsc->bitBuf >>= 1;
|
||||
return result;
|
||||
}
|
||||
|
||||
static inline bool
|
||||
BSC_haveBits_OPAB(BitStreamContext *bsc, size_t numBits) {
|
||||
size_t bytesLeft = bsc->end - bsc->ptr;
|
||||
return ((bytesLeft << 3) + bsc->bitBufFill >= numBits);
|
||||
}
|
||||
|
||||
// Bit nr in the stream: 76543210 76543210
|
||||
// Bits in the stream: ABCDEFGH IJKLMNOP
|
||||
// Reading 6 bits yields CDEFGH
|
||||
// Reading 4 bits after that yields OPAB
|
||||
static inline uint32_t
|
||||
BSC_getBits_OPAB(BitStreamContext *bsc, size_t numBits) {
|
||||
assert (numBits <= 32);
|
||||
|
||||
uint32_t result = 0;
|
||||
uint8_t gotBits = 0;
|
||||
while (bsc->bitBufFill < numBits) {
|
||||
result |= bsc->bitBuf << gotBits;
|
||||
gotBits += bsc->bitBufFill;
|
||||
numBits -= bsc->bitBufFill;
|
||||
bsc->bitBufFill = 8;
|
||||
bsc->bitBuf = *bsc->ptr;
|
||||
bsc->ptr++;
|
||||
}
|
||||
|
||||
result |= ((uint8_t) (bsc->bitBuf << (8 - numBits)) >> (8 - numBits)) <<
|
||||
gotBits;
|
||||
bsc->bitBuf >>= numBits;
|
||||
bsc->bitBufFill -= numBits;
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
static inline size_t
|
||||
BSC_bitsLeft_OPAB(BitStreamContext *bsc) {
|
||||
size_t bytesLeft = bsc->end - bsc->ptr;
|
||||
return (bytesLeft << 3) + bsc->bitBufFill;
|
||||
}
|
||||
|
||||
#endif /* _CBYTESEX_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,117 @@
|
||||
/*
|
||||
* By Serge van den Boom (svdb@stack.nl)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include "util.h"
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdarg.h>
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <errno.h>
|
||||
#include <fcntl.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/mman.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
|
||||
// Post: errno is in the state it was before the call.
|
||||
void
|
||||
vLogError(bool useErrno, const char *format, va_list args) {
|
||||
FILE *out = stderr;
|
||||
int savedErrno = errno;
|
||||
|
||||
(void) fprintf(out, "Error: ");
|
||||
(void) vfprintf(out, format, args);
|
||||
if (useErrno)
|
||||
(void) fprintf(out, "Errno: %s\n", strerror(savedErrno));
|
||||
errno = savedErrno;
|
||||
}
|
||||
|
||||
// Post: errno is in the state it was before the call.
|
||||
void
|
||||
logError(bool useErrno, const char *format, ...) {
|
||||
va_list args;
|
||||
|
||||
va_start(args, format);
|
||||
vLogError(useErrno, format, args);
|
||||
va_end(args);
|
||||
}
|
||||
|
||||
void
|
||||
fatal(bool useErrno, const char *format, ...) {
|
||||
va_list args;
|
||||
|
||||
va_start(args, format);
|
||||
vLogError(useErrno, format, args);
|
||||
va_end(args);
|
||||
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
int
|
||||
mmapOpen(const char *fileName, int flags, void **buf, size_t *len) {
|
||||
int fd = -1;
|
||||
|
||||
if (((flags & O_ACCMODE) != O_RDONLY && (flags & O_ACCMODE) != O_RDWR)
|
||||
|| (flags & ~O_ACCMODE) != 0) {
|
||||
logError(false, "Invalid flags to mmapOpen.\n");
|
||||
errno = EINVAL;
|
||||
goto err;
|
||||
}
|
||||
|
||||
fd = open(fileName, flags);
|
||||
if (fd == -1) {
|
||||
logError(true, "Failed to open() file '%s'.\n", fileName);
|
||||
goto err;
|
||||
}
|
||||
|
||||
struct stat statBuf;
|
||||
if (fstat(fd, &statBuf) == -1) {
|
||||
logError(true, "Failed to fstat() file '%s'.\n", fileName);
|
||||
goto err;
|
||||
}
|
||||
|
||||
int prot;
|
||||
if ((flags & O_ACCMODE) == O_RDWR) {
|
||||
prot = PROT_READ | PROT_WRITE;
|
||||
} else
|
||||
prot = PROT_READ;
|
||||
void *mapAddr = mmap(NULL, (size_t) statBuf.st_size, prot, MAP_SHARED,
|
||||
fd, 0);
|
||||
if (mapAddr == MAP_FAILED) {
|
||||
logError(true, "Failed to mmap() file '%s'.\n", fileName);
|
||||
return -1;
|
||||
}
|
||||
|
||||
(void) close(fd);
|
||||
|
||||
*buf = mapAddr;
|
||||
*len = (size_t) statBuf.st_size;
|
||||
return 0;
|
||||
|
||||
err:
|
||||
if (fd != -1) {
|
||||
int savedErrno = errno;
|
||||
(void) close(fd);
|
||||
errno = savedErrno;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,35 @@
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#ifndef _UTIL_H
|
||||
#define _UTIL_H
|
||||
|
||||
#include <stdarg.h>
|
||||
#include <stdbool.h>
|
||||
#include <sys/types.h>
|
||||
|
||||
|
||||
void logError(bool useErrno, const char *format, ...)
|
||||
__attribute__((format(printf, 2, 3)));
|
||||
void vLogError(bool useErrno, const char *format, va_list args);
|
||||
void fatal(bool useErrno, const char *format, ...)
|
||||
__attribute__((format(printf, 2, 3))) __attribute__((noreturn));
|
||||
|
||||
int mmapOpen(const char *fileName, int flags, void **buf, size_t *len);
|
||||
|
||||
|
||||
#endif /* _UTIL_H */
|
||||
|
||||
Reference in New Issue
Block a user