diff options
| -rw-r--r-- | .gitignore | 2 | ||||
| -rw-r--r-- | CMakeLists.txt | 9 | ||||
| -rw-r--r-- | external/tinydir.h | 816 | ||||
| -rw-r--r-- | include/Conf.hpp | 12 | ||||
| -rw-r--r-- | include/FileUtil.hpp | 24 | ||||
| -rw-r--r-- | include/Result.hpp | 45 | ||||
| -rw-r--r-- | project.conf | 6 | ||||
| -rw-r--r-- | src/Conf.cpp | 18 | ||||
| -rw-r--r-- | src/FileUtil.cpp | 56 | ||||
| -rw-r--r-- | src/main.cpp | 76 |
10 files changed, 1064 insertions, 0 deletions
@@ -7,3 +7,5 @@ cmake_install.cmake install_manifest.txt compile_commands.json CTestTestfile.cmake +cmake-build-debug +.idea
\ No newline at end of file diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..f9dbc47 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,9 @@ +cmake_minimum_required(VERSION 3.8) +project(sibs) + +set(CMAKE_CXX_STANDARD 11) + +set(SOURCE_FILES + src/main.cpp src/FileUtil.cpp src/Conf.cpp) + +add_executable(sibs ${SOURCE_FILES})
\ No newline at end of file diff --git a/external/tinydir.h b/external/tinydir.h new file mode 100644 index 0000000..eb34399 --- /dev/null +++ b/external/tinydir.h @@ -0,0 +1,816 @@ +/* +Copyright (c) 2013-2017, tinydir authors: +- Cong Xu +- Lautis Sun +- Baudouin Feildel +- Andargor <andargor@yahoo.com> +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +1. Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. +2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +#ifndef TINYDIR_H +#define TINYDIR_H + +#ifdef __cplusplus +extern "C" { +#endif + +#if ((defined _UNICODE) && !(defined UNICODE)) +#define UNICODE +#endif + +#if ((defined UNICODE) && !(defined _UNICODE)) +#define _UNICODE +#endif + +#include <errno.h> +#include <stdlib.h> +#include <string.h> +#ifdef _MSC_VER +# define WIN32_LEAN_AND_MEAN +# include <windows.h> +# include <tchar.h> +# pragma warning(push) +# pragma warning (disable : 4996) +#else +# include <dirent.h> +# include <libgen.h> +# include <sys/stat.h> +# include <stddef.h> +#endif +#ifdef __MINGW32__ +# include <tchar.h> +#endif + + +/* types */ + +/* Windows UNICODE wide character support */ +#if defined _MSC_VER || defined __MINGW32__ +# define _tinydir_char_t TCHAR +# define TINYDIR_STRING(s) _TEXT(s) +# define _tinydir_strlen _tcslen +# define _tinydir_strcpy _tcscpy +# define _tinydir_strcat _tcscat +# define _tinydir_strcmp _tcscmp +# define _tinydir_strrchr _tcsrchr +# define _tinydir_strncmp _tcsncmp +#else +# define _tinydir_char_t char +# define TINYDIR_STRING(s) s +# define _tinydir_strlen strlen +# define _tinydir_strcpy strcpy +# define _tinydir_strcat strcat +# define _tinydir_strcmp strcmp +# define _tinydir_strrchr strrchr +# define _tinydir_strncmp strncmp +#endif + +#if (defined _MSC_VER || defined __MINGW32__) +# include <windows.h> +# define _TINYDIR_PATH_MAX MAX_PATH +#elif defined __linux__ +# include <limits.h> +# define _TINYDIR_PATH_MAX PATH_MAX +#elif defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) +# include <sys/param.h> +# if defined(BSD) +# include <limits.h> +# define _TINYDIR_PATH_MAX PATH_MAX +# endif +#endif + +#ifndef _TINYDIR_PATH_MAX +#define _TINYDIR_PATH_MAX 4096 +#endif + +#ifdef _MSC_VER +/* extra chars for the "\\*" mask */ +# define _TINYDIR_PATH_EXTRA 2 +#else +# define _TINYDIR_PATH_EXTRA 0 +#endif + +#define _TINYDIR_FILENAME_MAX 256 + +#if (defined _MSC_VER || defined __MINGW32__) +#define _TINYDIR_DRIVE_MAX 3 +#endif + +#ifdef _MSC_VER +# define _TINYDIR_FUNC static __inline +#elif !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L +# define _TINYDIR_FUNC static __inline__ +#else +# define _TINYDIR_FUNC static inline +#endif + +/* readdir_r usage; define TINYDIR_USE_READDIR_R to use it (if supported) */ +#ifdef TINYDIR_USE_READDIR_R + +/* readdir_r is a POSIX-only function, and may not be available under various + * environments/settings, e.g. MinGW. Use readdir fallback */ +#if _POSIX_C_SOURCE >= 1 || _XOPEN_SOURCE || _BSD_SOURCE || _SVID_SOURCE ||\ + _POSIX_SOURCE +# define _TINYDIR_HAS_READDIR_R +#endif +#if _POSIX_C_SOURCE >= 200112L +# define _TINYDIR_HAS_FPATHCONF +# include <unistd.h> +#endif +#if _BSD_SOURCE || _SVID_SOURCE || \ + (_POSIX_C_SOURCE >= 200809L || _XOPEN_SOURCE >= 700) +# define _TINYDIR_HAS_DIRFD +# include <sys/types.h> +#endif +#if defined _TINYDIR_HAS_FPATHCONF && defined _TINYDIR_HAS_DIRFD &&\ + defined _PC_NAME_MAX +# define _TINYDIR_USE_FPATHCONF +#endif +#if defined __MINGW32__ || !defined _TINYDIR_HAS_READDIR_R ||\ + !(defined _TINYDIR_USE_FPATHCONF || defined NAME_MAX) +# define _TINYDIR_USE_READDIR +#endif + +/* Use readdir by default */ +#else +# define _TINYDIR_USE_READDIR +#endif + +/* MINGW32 has two versions of dirent, ASCII and UNICODE*/ +#ifndef _MSC_VER +#if (defined __MINGW32__) && (defined _UNICODE) +#define _TINYDIR_DIR _WDIR +#define _tinydir_dirent _wdirent +#define _tinydir_opendir _wopendir +#define _tinydir_readdir _wreaddir +#define _tinydir_closedir _wclosedir +#else +#define _TINYDIR_DIR DIR +#define _tinydir_dirent dirent +#define _tinydir_opendir opendir +#define _tinydir_readdir readdir +#define _tinydir_closedir closedir +#endif +#endif + +/* Allow user to use a custom allocator by defining _TINYDIR_MALLOC and _TINYDIR_FREE. */ +#if defined(_TINYDIR_MALLOC) && defined(_TINYDIR_FREE) +#elif !defined(_TINYDIR_MALLOC) && !defined(_TINYDIR_FREE) +#else +#error "Either define both alloc and free or none of them!" +#endif + +#if !defined(_TINYDIR_MALLOC) + #define _TINYDIR_MALLOC(_size) malloc(_size) + #define _TINYDIR_FREE(_ptr) free(_ptr) +#endif /* !defined(_TINYDIR_MALLOC) */ + +typedef struct tinydir_file +{ + _tinydir_char_t path[_TINYDIR_PATH_MAX]; + _tinydir_char_t name[_TINYDIR_FILENAME_MAX]; + _tinydir_char_t *extension; + int is_dir; + int is_reg; + +#ifndef _MSC_VER +#ifdef __MINGW32__ + struct _stat _s; +#else + struct stat _s; +#endif +#endif +} tinydir_file; + +typedef struct tinydir_dir +{ + _tinydir_char_t path[_TINYDIR_PATH_MAX]; + int has_next; + size_t n_files; + + tinydir_file *_files; +#ifdef _MSC_VER + HANDLE _h; + WIN32_FIND_DATA _f; +#else + _TINYDIR_DIR *_d; + struct _tinydir_dirent *_e; +#ifndef _TINYDIR_USE_READDIR + struct _tinydir_dirent *_ep; +#endif +#endif +} tinydir_dir; + + +/* declarations */ + +_TINYDIR_FUNC +int tinydir_open(tinydir_dir *dir, const _tinydir_char_t *path); +_TINYDIR_FUNC +int tinydir_open_sorted(tinydir_dir *dir, const _tinydir_char_t *path); +_TINYDIR_FUNC +void tinydir_close(tinydir_dir *dir); + +_TINYDIR_FUNC +int tinydir_next(tinydir_dir *dir); +_TINYDIR_FUNC +int tinydir_readfile(const tinydir_dir *dir, tinydir_file *file); +_TINYDIR_FUNC +int tinydir_readfile_n(const tinydir_dir *dir, tinydir_file *file, size_t i); +_TINYDIR_FUNC +int tinydir_open_subdir_n(tinydir_dir *dir, size_t i); + +_TINYDIR_FUNC +int tinydir_file_open(tinydir_file *file, const _tinydir_char_t *path); +_TINYDIR_FUNC +void _tinydir_get_ext(tinydir_file *file); +_TINYDIR_FUNC +int _tinydir_file_cmp(const void *a, const void *b); +#ifndef _MSC_VER +#ifndef _TINYDIR_USE_READDIR +_TINYDIR_FUNC +size_t _tinydir_dirent_buf_size(_TINYDIR_DIR *dirp); +#endif +#endif + + +/* definitions*/ + +_TINYDIR_FUNC +int tinydir_open(tinydir_dir *dir, const _tinydir_char_t *path) +{ +#ifndef _MSC_VER +#ifndef _TINYDIR_USE_READDIR + int error; + int size; /* using int size */ +#endif +#else + _tinydir_char_t path_buf[_TINYDIR_PATH_MAX]; +#endif + _tinydir_char_t *pathp; + + if (dir == NULL || path == NULL || _tinydir_strlen(path) == 0) + { + errno = EINVAL; + return -1; + } + if (_tinydir_strlen(path) + _TINYDIR_PATH_EXTRA >= _TINYDIR_PATH_MAX) + { + errno = ENAMETOOLONG; + return -1; + } + + /* initialise dir */ + dir->_files = NULL; +#ifdef _MSC_VER + dir->_h = INVALID_HANDLE_VALUE; +#else + dir->_d = NULL; +#ifndef _TINYDIR_USE_READDIR + dir->_ep = NULL; +#endif +#endif + tinydir_close(dir); + + _tinydir_strcpy(dir->path, path); + /* Remove trailing slashes */ + pathp = &dir->path[_tinydir_strlen(dir->path) - 1]; + while (pathp != dir->path && (*pathp == TINYDIR_STRING('\\') || *pathp == TINYDIR_STRING('/'))) + { + *pathp = TINYDIR_STRING('\0'); + pathp++; + } +#ifdef _MSC_VER + _tinydir_strcpy(path_buf, dir->path); + _tinydir_strcat(path_buf, TINYDIR_STRING("\\*")); +#if (defined WINAPI_FAMILY) && (WINAPI_FAMILY != WINAPI_FAMILY_DESKTOP_APP) + dir->_h = FindFirstFileEx(path_buf, FindExInfoStandard, &dir->_f, FindExSearchNameMatch, NULL, 0); +#else + dir->_h = FindFirstFile(path_buf, &dir->_f); +#endif + if (dir->_h == INVALID_HANDLE_VALUE) + { + errno = ENOENT; +#else + dir->_d = _tinydir_opendir(path); + if (dir->_d == NULL) + { +#endif + goto bail; + } + + /* read first file */ + dir->has_next = 1; +#ifndef _MSC_VER +#ifdef _TINYDIR_USE_READDIR + dir->_e = _tinydir_readdir(dir->_d); +#else + /* allocate dirent buffer for readdir_r */ + size = _tinydir_dirent_buf_size(dir->_d); /* conversion to int */ + if (size == -1) return -1; + dir->_ep = (struct _tinydir_dirent*)_TINYDIR_MALLOC(size); + if (dir->_ep == NULL) return -1; + + error = readdir_r(dir->_d, dir->_ep, &dir->_e); + if (error != 0) return -1; +#endif + if (dir->_e == NULL) + { + dir->has_next = 0; + } +#endif + + return 0; + +bail: + tinydir_close(dir); + return -1; +} + +_TINYDIR_FUNC +int tinydir_open_sorted(tinydir_dir *dir, const _tinydir_char_t *path) +{ + /* Count the number of files first, to pre-allocate the files array */ + size_t n_files = 0; + if (tinydir_open(dir, path) == -1) + { + return -1; + } + while (dir->has_next) + { + n_files++; + if (tinydir_next(dir) == -1) + { + goto bail; + } + } + tinydir_close(dir); + + if (tinydir_open(dir, path) == -1) + { + return -1; + } + + dir->n_files = 0; + dir->_files = (tinydir_file *)_TINYDIR_MALLOC(sizeof *dir->_files * n_files); + if (dir->_files == NULL) + { + goto bail; + } + while (dir->has_next) + { + tinydir_file *p_file; + dir->n_files++; + + p_file = &dir->_files[dir->n_files - 1]; + if (tinydir_readfile(dir, p_file) == -1) + { + goto bail; + } + + if (tinydir_next(dir) == -1) + { + goto bail; + } + + /* Just in case the number of files has changed between the first and + second reads, terminate without writing into unallocated memory */ + if (dir->n_files == n_files) + { + break; + } + } + + qsort(dir->_files, dir->n_files, sizeof(tinydir_file), _tinydir_file_cmp); + + return 0; + +bail: + tinydir_close(dir); + return -1; +} + +_TINYDIR_FUNC +void tinydir_close(tinydir_dir *dir) +{ + if (dir == NULL) + { + return; + } + + memset(dir->path, 0, sizeof(dir->path)); + dir->has_next = 0; + dir->n_files = 0; + _TINYDIR_FREE(dir->_files); + dir->_files = NULL; +#ifdef _MSC_VER + if (dir->_h != INVALID_HANDLE_VALUE) + { + FindClose(dir->_h); + } + dir->_h = INVALID_HANDLE_VALUE; +#else + if (dir->_d) + { + _tinydir_closedir(dir->_d); + } + dir->_d = NULL; + dir->_e = NULL; +#ifndef _TINYDIR_USE_READDIR + _TINYDIR_FREE(dir->_ep); + dir->_ep = NULL; +#endif +#endif +} + +_TINYDIR_FUNC +int tinydir_next(tinydir_dir *dir) +{ + if (dir == NULL) + { + errno = EINVAL; + return -1; + } + if (!dir->has_next) + { + errno = ENOENT; + return -1; + } + +#ifdef _MSC_VER + if (FindNextFile(dir->_h, &dir->_f) == 0) +#else +#ifdef _TINYDIR_USE_READDIR + dir->_e = _tinydir_readdir(dir->_d); +#else + if (dir->_ep == NULL) + { + return -1; + } + if (readdir_r(dir->_d, dir->_ep, &dir->_e) != 0) + { + return -1; + } +#endif + if (dir->_e == NULL) +#endif + { + dir->has_next = 0; +#ifdef _MSC_VER + if (GetLastError() != ERROR_SUCCESS && + GetLastError() != ERROR_NO_MORE_FILES) + { + tinydir_close(dir); + errno = EIO; + return -1; + } +#endif + } + + return 0; +} + +_TINYDIR_FUNC +int tinydir_readfile(const tinydir_dir *dir, tinydir_file *file) +{ + if (dir == NULL || file == NULL) + { + errno = EINVAL; + return -1; + } +#ifdef _MSC_VER + if (dir->_h == INVALID_HANDLE_VALUE) +#else + if (dir->_e == NULL) +#endif + { + errno = ENOENT; + return -1; + } + if (_tinydir_strlen(dir->path) + + _tinydir_strlen( +#ifdef _MSC_VER + dir->_f.cFileName +#else + dir->_e->d_name +#endif + ) + 1 + _TINYDIR_PATH_EXTRA >= + _TINYDIR_PATH_MAX) + { + /* the path for the file will be too long */ + errno = ENAMETOOLONG; + return -1; + } + if (_tinydir_strlen( +#ifdef _MSC_VER + dir->_f.cFileName +#else + dir->_e->d_name +#endif + ) >= _TINYDIR_FILENAME_MAX) + { + errno = ENAMETOOLONG; + return -1; + } + + _tinydir_strcpy(file->path, dir->path); + _tinydir_strcat(file->path, TINYDIR_STRING("/")); + _tinydir_strcpy(file->name, +#ifdef _MSC_VER + dir->_f.cFileName +#else + dir->_e->d_name +#endif + ); + _tinydir_strcat(file->path, file->name); +#ifndef _MSC_VER +#ifdef __MINGW32__ + if (_tstat( +#else + if (stat( +#endif + file->path, &file->_s) == -1) + { + return -1; + } +#endif + _tinydir_get_ext(file); + + file->is_dir = +#ifdef _MSC_VER + !!(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY); +#else + S_ISDIR(file->_s.st_mode); +#endif + file->is_reg = +#ifdef _MSC_VER + !!(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_NORMAL) || + ( + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_DEVICE) && + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_ENCRYPTED) && +#ifdef FILE_ATTRIBUTE_INTEGRITY_STREAM + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_INTEGRITY_STREAM) && +#endif +#ifdef FILE_ATTRIBUTE_NO_SCRUB_DATA + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_NO_SCRUB_DATA) && +#endif + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_OFFLINE) && + !(dir->_f.dwFileAttributes & FILE_ATTRIBUTE_TEMPORARY)); +#else + S_ISREG(file->_s.st_mode); +#endif + + return 0; +} + +_TINYDIR_FUNC +int tinydir_readfile_n(const tinydir_dir *dir, tinydir_file *file, size_t i) +{ + if (dir == NULL || file == NULL) + { + errno = EINVAL; + return -1; + } + if (i >= dir->n_files) + { + errno = ENOENT; + return -1; + } + + memcpy(file, &dir->_files[i], sizeof(tinydir_file)); + _tinydir_get_ext(file); + + return 0; +} + +_TINYDIR_FUNC +int tinydir_open_subdir_n(tinydir_dir *dir, size_t i) +{ + _tinydir_char_t path[_TINYDIR_PATH_MAX]; + if (dir == NULL) + { + errno = EINVAL; + return -1; + } + if (i >= dir->n_files || !dir->_files[i].is_dir) + { + errno = ENOENT; + return -1; + } + + _tinydir_strcpy(path, dir->_files[i].path); + tinydir_close(dir); + if (tinydir_open_sorted(dir, path) == -1) + { + return -1; + } + + return 0; +} + +/* Open a single file given its path */ +_TINYDIR_FUNC +int tinydir_file_open(tinydir_file *file, const _tinydir_char_t *path) +{ + tinydir_dir dir; + int result = 0; + int found = 0; + _tinydir_char_t dir_name_buf[_TINYDIR_PATH_MAX]; + _tinydir_char_t file_name_buf[_TINYDIR_FILENAME_MAX]; + _tinydir_char_t *dir_name; + _tinydir_char_t *base_name; +#if (defined _MSC_VER || defined __MINGW32__) + _tinydir_char_t drive_buf[_TINYDIR_PATH_MAX]; + _tinydir_char_t ext_buf[_TINYDIR_FILENAME_MAX]; +#endif + + if (file == NULL || path == NULL || _tinydir_strlen(path) == 0) + { + errno = EINVAL; + return -1; + } + if (_tinydir_strlen(path) + _TINYDIR_PATH_EXTRA >= _TINYDIR_PATH_MAX) + { + errno = ENAMETOOLONG; + return -1; + } + + /* Get the parent path */ +#if (defined _MSC_VER || defined __MINGW32__) +#if ((defined _MSC_VER) && (_MSC_VER >= 1400)) + _tsplitpath_s( + path, + drive_buf, _TINYDIR_DRIVE_MAX, + dir_name_buf, _TINYDIR_FILENAME_MAX, + file_name_buf, _TINYDIR_FILENAME_MAX, + ext_buf, _TINYDIR_FILENAME_MAX); +#else + _tsplitpath( + path, + drive_buf, + dir_name_buf, + file_name_buf, + ext_buf); +#endif + +/* _splitpath_s not work fine with only filename and widechar support */ +#ifdef _UNICODE + if (drive_buf[0] == L'\xFEFE') + drive_buf[0] = '\0'; + if (dir_name_buf[0] == L'\xFEFE') + dir_name_buf[0] = '\0'; +#endif + + if (errno) + { + errno = EINVAL; + return -1; + } + /* Emulate the behavior of dirname by returning "." for dir name if it's + empty */ + if (drive_buf[0] == '\0' && dir_name_buf[0] == '\0') + { + _tinydir_strcpy(dir_name_buf, TINYDIR_STRING(".")); + } + /* Concatenate the drive letter and dir name to form full dir name */ + _tinydir_strcat(drive_buf, dir_name_buf); + dir_name = drive_buf; + /* Concatenate the file name and extension to form base name */ + _tinydir_strcat(file_name_buf, ext_buf); + base_name = file_name_buf; +#else + _tinydir_strcpy(dir_name_buf, path); + dir_name = dirname(dir_name_buf); + _tinydir_strcpy(file_name_buf, path); + base_name =basename(file_name_buf); +#endif + + /* Open the parent directory */ + if (tinydir_open(&dir, dir_name) == -1) + { + return -1; + } + + /* Read through the parent directory and look for the file */ + while (dir.has_next) + { + if (tinydir_readfile(&dir, file) == -1) + { + result = -1; + goto bail; + } + if (_tinydir_strcmp(file->name, base_name) == 0) + { + /* File found */ + found = 1; + break; + } + tinydir_next(&dir); + } + if (!found) + { + result = -1; + errno = ENOENT; + } + +bail: + tinydir_close(&dir); + return result; +} + +_TINYDIR_FUNC +void _tinydir_get_ext(tinydir_file *file) +{ + _tinydir_char_t *period = _tinydir_strrchr(file->name, TINYDIR_STRING('.')); + if (period == NULL) + { + file->extension = &(file->name[_tinydir_strlen(file->name)]); + } + else + { + file->extension = period + 1; + } +} + +_TINYDIR_FUNC +int _tinydir_file_cmp(const void *a, const void *b) +{ + const tinydir_file *fa = (const tinydir_file *)a; + const tinydir_file *fb = (const tinydir_file *)b; + if (fa->is_dir != fb->is_dir) + { + return -(fa->is_dir - fb->is_dir); + } + return _tinydir_strncmp(fa->name, fb->name, _TINYDIR_FILENAME_MAX); +} + +#ifndef _MSC_VER +#ifndef _TINYDIR_USE_READDIR +/* +The following authored by Ben Hutchings <ben@decadent.org.uk> +from https://womble.decadent.org.uk/readdir_r-advisory.html +*/ +/* Calculate the required buffer size (in bytes) for directory * +* entries read from the given directory handle. Return -1 if this * +* this cannot be done. * +* * +* This code does not trust values of NAME_MAX that are less than * +* 255, since some systems (including at least HP-UX) incorrectly * +* define it to be a smaller value. */ +_TINYDIR_FUNC +size_t _tinydir_dirent_buf_size(_TINYDIR_DIR *dirp) +{ + long name_max; + size_t name_end; + /* parameter may be unused */ + (void)dirp; + +#if defined _TINYDIR_USE_FPATHCONF + name_max = fpathconf(dirfd(dirp), _PC_NAME_MAX); + if (name_max == -1) +#if defined(NAME_MAX) + name_max = (NAME_MAX > 255) ? NAME_MAX : 255; +#else + return (size_t)(-1); +#endif +#elif defined(NAME_MAX) + name_max = (NAME_MAX > 255) ? NAME_MAX : 255; +#else +#error "buffer size for readdir_r cannot be determined" +#endif + name_end = (size_t)offsetof(struct _tinydir_dirent, d_name) + name_max + 1; + return (name_end > sizeof(struct _tinydir_dirent) ? + name_end : sizeof(struct _tinydir_dirent)); +} +#endif +#endif + +#ifdef __cplusplus +} +#endif + +# if defined (_MSC_VER) +# pragma warning(pop) +# endif + +#endif diff --git a/include/Conf.hpp b/include/Conf.hpp new file mode 100644 index 0000000..2b38e95 --- /dev/null +++ b/include/Conf.hpp @@ -0,0 +1,12 @@ +#ifndef SIBS_CONF_HPP +#define SIBS_CONF_HPP + +#include "Result.hpp" +#include <string> + +namespace sibs +{ + Result<std::string> readConf(const char *filepath); +} + +#endif //SIBS_CONF_HPP diff --git a/include/FileUtil.hpp b/include/FileUtil.hpp new file mode 100644 index 0000000..402f5f1 --- /dev/null +++ b/include/FileUtil.hpp @@ -0,0 +1,24 @@ +#ifndef SIBS_FILEUTIL_HPP +#define SIBS_FILEUTIL_HPP + +#include "../external/tinydir.h" +#include "Result.hpp" +#include <functional> + +namespace sibs +{ + using FileWalkCallbackFunc = std::function<void(tinydir_file*)>; + + enum class FileType + { + FILE_NOT_FOUND, + REGULAR, + DIRECTORY + }; + + FileType getFileType(const char *path); + void walkDirectory(const char *directory, FileWalkCallbackFunc callbackFunc); + Result<std::string> getFileContent(const char *filepath); +} + +#endif //SIBS_FILEUTIL_HPP diff --git a/include/Result.hpp b/include/Result.hpp new file mode 100644 index 0000000..31f9e4d --- /dev/null +++ b/include/Result.hpp @@ -0,0 +1,45 @@ +#ifndef SIBS_RESULT_HPP +#define SIBS_RESULT_HPP + +#include <cassert> + +namespace sibs +{ + template <typename T> + class Result + { + public: + static Result Ok(const T &value) + { + return Result(value); + } + + static Result Err(const char *errMsg) + { + return Result(errMsg); + } + + bool isOk() const { return !errMsg; } + bool isErr() const { return errMsg; } + + T& unwrap() + { + assert(isOk()); + return value; + } + + const char *getErrMsg() const + { + assert(isErr()); + return errMsg; + } + private: + Result(const T &_value) : value(_value), errMsg(nullptr){} + Result(const char *_errMsg) : errMsg(_errMsg){} + private: + T value; + const char *errMsg; + }; +} + +#endif //SIBS_RESULT_HPP diff --git a/project.conf b/project.conf new file mode 100644 index 0000000..0f65e5c --- /dev/null +++ b/project.conf @@ -0,0 +1,6 @@ +[package] +name = "sibs" +version = "0.1.0" +authors = ["Aleksi Lindeman <aleksi_888@hotmail.com>"] + +[dependencies]
\ No newline at end of file diff --git a/src/Conf.cpp b/src/Conf.cpp new file mode 100644 index 0000000..d535c60 --- /dev/null +++ b/src/Conf.cpp @@ -0,0 +1,18 @@ +#include "../include/Conf.hpp" +#include "../include/FileUtil.hpp" + +using namespace std; + +namespace sibs +{ + Result<string> readConf(const char *filepath) + { + Result<string> fileContentResult = getFileContent(filepath); + if(fileContentResult.isErr()) + return fileContentResult; + + string configData; + printf("file content:\n%s\n", fileContentResult.unwrap().c_str()); + return Result<string>::Ok(std::move(configData)); + } +}
\ No newline at end of file diff --git a/src/FileUtil.cpp b/src/FileUtil.cpp new file mode 100644 index 0000000..511a324 --- /dev/null +++ b/src/FileUtil.cpp @@ -0,0 +1,56 @@ +#include "../include/FileUtil.hpp" +#include <cstdio> + +using namespace std; + +namespace sibs +{ + FileType getFileType(const char *path) + { + tinydir_file file; + if(tinydir_file_open(&file, path) == 0) + { + return file.is_dir ? FileType::DIRECTORY : FileType::REGULAR; + } + else + { + return FileType::FILE_NOT_FOUND; + } + } + + void walkDirectory(const char *directory, FileWalkCallbackFunc callbackFunc) + { + tinydir_dir dir; + tinydir_open(&dir, directory); + + while (dir.has_next) + { + tinydir_file file; + tinydir_readfile(&dir, &file); + callbackFunc(&file); + tinydir_next(&dir); + } + + tinydir_close(&dir); + } + + Result<string> getFileContent(const char *filepath) + { + FILE *file = fopen(filepath, "rb"); + if(!file || errno != 0) + { + perror(filepath); + return Result<string>::Err("Failed to open file"); + } + + fseek(file, 0, SEEK_END); + size_t fileSize = ftell(file); + fseek(file, 0, SEEK_SET); + + string result; + result.resize(fileSize); + fread(&result[0], 1, fileSize, file); + fclose(file); + return Result<string>::Ok(std::move(result)); + } +}
\ No newline at end of file diff --git a/src/main.cpp b/src/main.cpp new file mode 100644 index 0000000..d49ae1f --- /dev/null +++ b/src/main.cpp @@ -0,0 +1,76 @@ +#include <cstdio> +#include "../include/FileUtil.hpp" +#include "../include/Conf.hpp" +#include <string> + +using namespace std; +using namespace sibs; + +void usage() +{ + printf("Simple build system for native languages\n"); + printf("usage:\n"); + printf(" sibs <project path>\n"); + printf("option:\n"); + printf(" project path: Path containing project.conf\n"); + printf("examples:\n"); + printf(" sibs myProject"); + exit(1); +} + +void validateProjectPath(const char *projectPath) +{ + FileType projectPathFileType = getFileType(projectPath); + if(projectPathFileType == FileType::FILE_NOT_FOUND) + { + perror(projectPath); + exit(2); + } + else if(projectPathFileType == FileType::REGULAR) + { + printf("Expected project path (%s) to be a directory, was a file", projectPath); + exit(3); + } +} + +void validateProjectConfPath(const char *projectConfPath) +{ + FileType projectConfFileType = getFileType(projectConfPath); + if(projectConfFileType == FileType::FILE_NOT_FOUND) + { + perror(projectConfPath); + exit(4); + } + else if(projectConfFileType == FileType::DIRECTORY) + { + printf("Expected project conf (%s) to be a directory, was a file", projectConfPath); + exit(5); + } +} + + +int main(int argc, const char **argv) +{ + if(argc != 2) + usage(); + + const char *projectPath = argv[1]; + validateProjectPath(projectPath); + + string projectConfFilePath = projectPath; + projectConfFilePath += "/project.conf"; + validateProjectConfPath(projectConfFilePath.c_str()); + + auto result = readConf(projectConfFilePath.c_str()); + if(result.isOk()) + { + + } + else + { + printf("Failed to read config: %s\n", result.getErrMsg()); + exit(6); + } + + return 0; +}
\ No newline at end of file |