initial import

This commit is contained in:
Kyle Isom 2023-10-13 04:23:34 -07:00
commit c2e83613f2
3 changed files with 233 additions and 0 deletions

18
.gitignore vendored Normal file
View File

@ -0,0 +1,18 @@
.cmake
.trunk
.vc
.vs
.vscode
*.a
*.o
*.bin
*.pc
build
core
core.*
cmake-build-*
tags
rcpp

45
Makefile Normal file
View File

@ -0,0 +1,45 @@
CC := clang
CXX := clang++
CXXFLAGS := -std=c++17 -g
# CXXFLAGS += -Werror -Wall -Wextra -g -fsanitize=address
LDFLAGS :=
SOURCE_DIR ?= "/mnt/Kyle/Documents/Fonts/Equity + Concourse Standard + Triplicate"
TARGET_DIR ?= "$(HOME)/.local/share/fonts"
SOURCES := rcpp.cc
OBJS := $(patsubst %.cc,%.o,$(filter %.cc,$(SOURCES)))
TARGET := rcpp
.PHONY: all
all: tags $(TARGET)
.PHONY: run
run: $(TARGET)
./$(TARGET) '.+\.ttf$$' $(SOURCE_DIR) $(TARGET_DIR)
.PHONY: cmake
cmake: build
cd build && cmake --config Debug --build ..
build:
mkdir -p build
.PHONY:
clean:
rm -f *.o $(TARGET)
tags: $(SOURCES)
ctags -o $@ $(SOURCES)
$(TARGET): $(OBJS)
$(CXX) -o $@ $(CXXFLAGS) $(LDFLAGS) $(OBJS)
.PHONY: cclean
cclean:
rm -r build cmake-build-*
print-%: ; @echo '$(subst ','\'',$*=$($*))'
%.o:%.cc
$(CXX) -c -o $@ $(CXXFLAGS) $<

170
rcpp.cc Normal file
View File

@ -0,0 +1,170 @@
///
/// \file rcpp.cc
/// \author kyle
/// \created 2023-10-12
/// \brief rcpp is a recursive copy by pattern program.
///
/// \section COPYRIGHT
///
/// Copyright 2023 K. Isom <kyle@imap.cc>
///
/// Permission to use, copy, modify, and/or distribute this software for
/// any purpose with or without fee is hereby granted, provided that
/// the above copyright notice and this permission notice appear in all
/// copies.
///
/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
/// AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
/// DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
/// OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
/// TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
/// PERFORMANCE OF THIS SOFTWARE.
///
#include <filesystem>
#include <fstream>
#include <iostream>
#include <regex>
#define ALIAS_FS namespace fs = std::filesystem
typedef std::filesystem::path Path;
#ifdef NO_TRACE
static std::ofstream null("/dev/null");
#define TRACE null
#else
#define TRACE std::cout
#endif
int
preflightDirectory(Path dst)
{
ALIAS_FS;
if (!fs::exists(dst)) {
fs::create_directory(dst);
} else if (!fs::is_directory(dst)) {
return -1;
}
return 0;
}
int
preflightChecks(Path dst, Path src)
{
ALIAS_FS;
if (preflightDirectory(dst) != 0) {
return -1;
}
if (!fs::exists(src)) {
return -1;
}
if (!fs::is_regular_file(src)) {
return -1;
}
return 0;
}
int
copyToPath(Path dst, Path src)
{
ALIAS_FS;
TRACE << "copyToPath " << dst << " " << src << "\n";
if (preflightChecks(dst, src)) {
return -1;
}
Path dstFile = dst / src.filename();
TRACE << "destination file: " << dstFile << "\n";
fs::copy(src, dst, fs::copy_options::update_existing);
return 0;
}
int
maybeCopyPattern(Path dst, Path entry, std::regex &pattern)
{
ALIAS_FS;
TRACE << "maybeCopyPattern " << entry << "\n";
if (!fs::is_regular_file(entry)) {
TRACE << "\tnot a file\n";
return 0;
}
if (!std::regex_search(entry.string(), pattern)) {
TRACE << "\tpattern doesn't match\n";
return 0;
}
return (copyToPath(dst, entry));
}
int
recursiveCopyPattern(Path &dst, Path &src, std::regex &pattern)
{
ALIAS_FS;
if (!fs::exists(src)) {
return -1;
}
if (!fs::is_directory(src)) {
return -1;
}
for (auto entry : fs::recursive_directory_iterator(src)) {
TRACE << "found " << entry << "\n";
if (maybeCopyPattern(dst, entry, pattern)) {
return -1;
}
}
return 0;
}
int
main(int argc, char *argv[])
{
ALIAS_FS;
auto regexOptions = std::regex_constants::optimize;
if (argc < 4) {
std::cerr << "Usage: rcpp pattern files... destination\n";
}
auto pattern = std::string(argv[1]);
auto destDir = fs::absolute(fs::path(argv[argc-1]));
bool value;
TRACE << "argc: " << argc << "\n";
auto rePattern = std::regex(pattern);
for (int i = 2; i < argc-1; i++) {
TRACE << "[" << i << "] consider " << argv[i] << "\n";
auto src = fs::path(argv[i]);
if (recursiveCopyPattern(destDir, src, rePattern) != 0) {
TRACE << "failed\n";
}
}
return 0;
}