first commit

This commit is contained in:
Bob Polis 2020-02-14 18:17:17 +01:00
commit 61d3c33769
5 changed files with 223 additions and 0 deletions

80
Makefile Normal file
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LIBNAME := $(shell basename $$(pwd))
MAJOR := 1
MINOR := 0.0
UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S),Darwin)
LINKERNAME := $(LIBNAME).dylib
SONAME := $(LIBNAME).$(MAJOR).dylib
REALNAME := $(LINKERNAME)
else
LINKERNAME := $(LIBNAME).so
SONAME := $(LINKERNAME).$(MAJOR)
REALNAME := $(SONAME).$(MINOR)
endif
PREFIX ?= /usr/local
BINDIR ?= $(PREFIX)/bin
LIBDIR ?= $(PREFIX)/lib
INCLUDEDIR ?= $(PREFIX)/include
DATADIR ?= $(PREFIX)/share
MANDIR ?= $(DATADIR)/man
SRCS := $(wildcard *.cpp)
OBJS := $(subst .cpp,.o,$(SRCS))
DEPS := $(subst .cpp,.d,$(SRCS))
HDRS := $(filter-out $(LIBNAME).hpp,$(wildcard *.hpp))
CXX ?= g++
CXXFLAGS := $(CXXFLAGS) -Wshadow -Wall -Wpedantic -Wextra -g -fno-strict-aliasing -std=c++17 -fPIC
ifeq ($(DEBUG),1)
CXXFLAGS += -D DEBUG -O0
else
CXXFLAGS += -D NDEBUG -O3
endif
LDLIBS :=
RM := /bin/rm -f
INSTALL := /usr/bin/install -c
all: $(REALNAME)
$(REALNAME): $(OBJS) $(DEPS)
ifeq ($(UNAME_S),Darwin)
$(CXX) -dynamiclib -o $(REALNAME) -current_version $(MAJOR) -compatibility_version $(MINOR) $(LDFLAGS) $(LDLIBS) $(OBJS)
else
$(CXX) -g -shared -Wl,-soname,$(SONAME) -o $(REALNAME) $(LDFLAGS) $(LDLIBS) $(OBJS)
endif
%.o: %.cpp %.d Makefile
$(CXX) $(CXXFLAGS) -MMD -MP -MT $@ -MF $*.d -c $<
-include *.d
%.d: ;
$(LIBNAME).hpp: $(HDRS)
@echo updating $(LIBNAME).hpp
@cp /dev/null $(LIBNAME).hpp
@for h in $(HDRS); \
do \
cat $$h >> $(LIBNAME).hpp; \
done
.PHONY: clean install
clean:
$(RM) $(OBJS) $(DEPS) $(REALNAME) $(LIBNAME).hpp
install: $(REALNAME) $(LIBNAME).hpp
$(INSTALL) -m 644 $(REALNAME) $(LIBDIR)
$(INSTALL) -m 644 $(LIBNAME).hpp $(INCLUDEDIR)
ifeq ($(UNAME_S),Darwin)
cd $(LIBDIR) && ln -sf $(REALNAME) $(SONAME)
else
ldconfig
cd $(LIBDIR) && ln -sf $(SONAME) $(LINKERNAME)
endif

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fdostream.cpp Normal file
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//
// fdostream.cpp
// libscio
//
// Created by Bob Polis at 2020-02-14
// Copyright (c) 2020 SwiftCoder. All rights reserved.
//
#include "fdostream.hpp"
#ifdef _MSC_VER
#include <io.h>
#else
#include <unistd.h>
#endif
std::streambuf::int_type sc::io::fdoutbuf::overflow(std::streambuf::int_type c) {
if (c != EOF) {
if (::write(_fd, &c, 1) != 1) {
return EOF;
}
}
return c;
}
std::streamsize sc::io::fdoutbuf::xsputn(const char* s, std::streamsize num) {
return ::write(_fd, s, num);
}

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fdostream.hpp Normal file
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//
// fdostream.hpp
// libscio
//
// Created by Bob Polis at 2020-02-14
// Copyright (c) 2020 SwiftCoder. All rights reserved.
//
#ifndef _fdostream_H_
#define _fdostream_H_
#include <iostream>
#include <streambuf>
#include <cstdio>
namespace sc {
namespace io {
class fdoutbuf: public std::streambuf {
public:
fdoutbuf(int fd): _fd(fd) {}
private:
int _fd;
int_type overflow(int_type c) override;
std::streamsize xsputn(const char* s, std::streamsize num) override;
};
class fdostream : public std::ostream {
public:
fdostream(int fd) : std::ostream(nullptr), _buf(fd) {
rdbuf(&_buf);
}
private:
fdoutbuf _buf;
};
}
}
#endif // _fdostream_H_

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sciotest/Makefile Normal file
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BIN := $(shell basename $$(pwd))
SRCS := $(wildcard *.cpp)
OBJS := $(subst .cpp,.o,$(SRCS))
DEPS := $(subst .cpp,.d,$(SRCS))
CXX ?= g++
PKG_CONFIG ?= pkg-config
PREFIX ?= /usr/local
BINDIR ?= $(PREFIX)/bin
DATADIR ?= $(PREFIX)/share
MANDIR ?= $(DATADIR)/man
RM := /bin/rm -f
INSTALL := /usr/bin/install -c
CXXFLAGS := $(CXXFLAGS) -Wshadow -Wall -Wpedantic -Wextra -g -fno-strict-aliasing -std=c++17 -pthread
ifeq ($(DEBUG),1)
CXXFLAGS += -D DEBUG -O0
else
CXXFLAGS += -D NDEBUG -O3
endif
LDLIBS := -lm -lpthread -lcommon -lscio
all: $(BIN)
$(BIN): $(OBJS) $(DEPS)
$(CXX) $(OBJS) $(LDFLAGS) $(LDLIBS) -o $(BIN)
%.o: %.cpp %.d Makefile
$(CXX) $(CXXFLAGS) -MMD -MP -MT $@ -MF $*.d -c $<
-include *.d
%.d: ;
.PHONY: clean install
clean:
$(RM) $(OBJS) $(DEPS) $(BIN)
install: $(BIN)
$(INSTALL) $(BIN) $(DESTDIR)$(BINDIR)

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sciotest/main.cpp Normal file
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//
// main.cpp
// sciotest
//
// Created by Bob Polis at 2020-02-14
// Copyright (c) 2020 SwiftCoder. All rights reserved.
//
#include <iostream>
#include <cstdlib>
#include <libcommon.hpp>
#include <libscio.hpp>
using namespace std;
int main(int /*argc*/, const char * argv[]) {
try {
sc::io::fdostream chan(1);
chan << "hello, sciotest\n";
} catch (const exception& ex) {
cerr << su::basename(argv[0]) << ": " << ex.what() << '\n';
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}