First commit
This commit is contained in:
commit
72324c5fb8
1
.gitignore
vendored
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1
.gitignore
vendored
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@ -0,0 +1 @@
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build/
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3
.gitmodules
vendored
Normal file
3
.gitmodules
vendored
Normal file
@ -0,0 +1,3 @@
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[submodule "bliss"]
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path = bliss
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url = https://github.com/Polochon-street/bliss
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17
CMakeLists.txt
Normal file
17
CMakeLists.txt
Normal file
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cmake_minimum_required(VERSION 2.8)
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project(MPDBliss C)
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add_subdirectory(bliss)
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file (GLOB MPDBLISS_SRC "src/*.c")
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include_directories("include/" "bliss/include")
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add_executable (mpdbliss
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${MPDBLISS_SRC})
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target_link_libraries (mpdbliss
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m
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sqlite3
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mpdclient
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bliss)
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1
bliss
Submodule
1
bliss
Submodule
@ -0,0 +1 @@
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Subproject commit 75db3a83356615bcc5c00c269a5a0356b20fb676
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191
include/cmdline.h
Normal file
191
include/cmdline.h
Normal file
@ -0,0 +1,191 @@
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/** @file cmdline.h
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* @brief The header file for the command line option parser
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* generated by GNU Gengetopt version 2.22.6
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||||
* http://www.gnu.org/software/gengetopt.
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* DO NOT modify this file, since it can be overwritten
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||||
* @author GNU Gengetopt by Lorenzo Bettini */
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#ifndef CMDLINE_H
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#define CMDLINE_H
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||||
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||||
/* If we use autoconf. */
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||||
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h> /* for FILE */
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#ifndef CMDLINE_PARSER_PACKAGE
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/** @brief the program name (used for printing errors) */
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#define CMDLINE_PARSER_PACKAGE "MPDBliss"
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#endif
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#ifndef CMDLINE_PARSER_PACKAGE_NAME
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/** @brief the complete program name (used for help and version) */
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#define CMDLINE_PARSER_PACKAGE_NAME "MPDBliss"
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#endif
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#ifndef CMDLINE_PARSER_VERSION
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/** @brief the program version */
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#define CMDLINE_PARSER_VERSION "VERSION"
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#endif
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/** @brief Where the command line options are stored */
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struct gengetopt_args_info
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{
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const char *help_help; /**< @brief Print help and exit help description. */
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const char *version_help; /**< @brief Print version and exit help description. */
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int rescan_flag; /**< @brief Rescan the whole MPD database. (default=off). */
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const char *rescan_help; /**< @brief Rescan the whole MPD database. help description. */
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int update_flag; /**< @brief Trigger an update. (default=off). */
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const char *update_help; /**< @brief Trigger an update. help description. */
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char * mpd_root_arg; /**< @brief MPD library base path.. */
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char * mpd_root_orig; /**< @brief MPD library base path. original value given at command line. */
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const char *mpd_root_help; /**< @brief MPD library base path. help description. */
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char * host_arg; /**< @brief MPD host. (default='localhost'). */
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char * host_orig; /**< @brief MPD host. original value given at command line. */
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const char *host_help; /**< @brief MPD host. help description. */
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int port_arg; /**< @brief MPD port. (default='6600'). */
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char * port_orig; /**< @brief MPD port. original value given at command line. */
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const char *port_help; /**< @brief MPD port. help description. */
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unsigned int help_given ; /**< @brief Whether help was given. */
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unsigned int version_given ; /**< @brief Whether version was given. */
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unsigned int rescan_given ; /**< @brief Whether rescan was given. */
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unsigned int update_given ; /**< @brief Whether update was given. */
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unsigned int mpd_root_given ; /**< @brief Whether mpd_root was given. */
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unsigned int host_given ; /**< @brief Whether host was given. */
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unsigned int port_given ; /**< @brief Whether port was given. */
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} ;
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/** @brief The additional parameters to pass to parser functions */
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struct cmdline_parser_params
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||||
{
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int override; /**< @brief whether to override possibly already present options (default 0) */
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int initialize; /**< @brief whether to initialize the option structure gengetopt_args_info (default 1) */
|
||||
int check_required; /**< @brief whether to check that all required options were provided (default 1) */
|
||||
int check_ambiguity; /**< @brief whether to check for options already specified in the option structure gengetopt_args_info (default 0) */
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||||
int print_errors; /**< @brief whether getopt_long should print an error message for a bad option (default 1) */
|
||||
} ;
|
||||
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||||
/** @brief the purpose string of the program */
|
||||
extern const char *gengetopt_args_info_purpose;
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||||
/** @brief the usage string of the program */
|
||||
extern const char *gengetopt_args_info_usage;
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||||
/** @brief the description string of the program */
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extern const char *gengetopt_args_info_description;
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||||
/** @brief all the lines making the help output */
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extern const char *gengetopt_args_info_help[];
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||||
/**
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* The command line parser
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* @param argc the number of command line options
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* @param argv the command line options
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||||
* @param args_info the structure where option information will be stored
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||||
* @return 0 if everything went fine, NON 0 if an error took place
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||||
*/
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||||
int cmdline_parser (int argc, char **argv,
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struct gengetopt_args_info *args_info);
|
||||
|
||||
/**
|
||||
* The command line parser (version with additional parameters - deprecated)
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||||
* @param argc the number of command line options
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||||
* @param argv the command line options
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||||
* @param args_info the structure where option information will be stored
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||||
* @param override whether to override possibly already present options
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||||
* @param initialize whether to initialize the option structure my_args_info
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||||
* @param check_required whether to check that all required options were provided
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||||
* @return 0 if everything went fine, NON 0 if an error took place
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||||
* @deprecated use cmdline_parser_ext() instead
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||||
*/
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||||
int cmdline_parser2 (int argc, char **argv,
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||||
struct gengetopt_args_info *args_info,
|
||||
int override, int initialize, int check_required);
|
||||
|
||||
/**
|
||||
* The command line parser (version with additional parameters)
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||||
* @param argc the number of command line options
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||||
* @param argv the command line options
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||||
* @param args_info the structure where option information will be stored
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||||
* @param params additional parameters for the parser
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||||
* @return 0 if everything went fine, NON 0 if an error took place
|
||||
*/
|
||||
int cmdline_parser_ext (int argc, char **argv,
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||||
struct gengetopt_args_info *args_info,
|
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struct cmdline_parser_params *params);
|
||||
|
||||
/**
|
||||
* Save the contents of the option struct into an already open FILE stream.
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||||
* @param outfile the stream where to dump options
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||||
* @param args_info the option struct to dump
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||||
* @return 0 if everything went fine, NON 0 if an error took place
|
||||
*/
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||||
int cmdline_parser_dump(FILE *outfile,
|
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struct gengetopt_args_info *args_info);
|
||||
|
||||
/**
|
||||
* Save the contents of the option struct into a (text) file.
|
||||
* This file can be read by the config file parser (if generated by gengetopt)
|
||||
* @param filename the file where to save
|
||||
* @param args_info the option struct to save
|
||||
* @return 0 if everything went fine, NON 0 if an error took place
|
||||
*/
|
||||
int cmdline_parser_file_save(const char *filename,
|
||||
struct gengetopt_args_info *args_info);
|
||||
|
||||
/**
|
||||
* Print the help
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||||
*/
|
||||
void cmdline_parser_print_help(void);
|
||||
/**
|
||||
* Print the version
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||||
*/
|
||||
void cmdline_parser_print_version(void);
|
||||
|
||||
/**
|
||||
* Initializes all the fields a cmdline_parser_params structure
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||||
* to their default values
|
||||
* @param params the structure to initialize
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||||
*/
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||||
void cmdline_parser_params_init(struct cmdline_parser_params *params);
|
||||
|
||||
/**
|
||||
* Allocates dynamically a cmdline_parser_params structure and initializes
|
||||
* all its fields to their default values
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||||
* @return the created and initialized cmdline_parser_params structure
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||||
*/
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||||
struct cmdline_parser_params *cmdline_parser_params_create(void);
|
||||
|
||||
/**
|
||||
* Initializes the passed gengetopt_args_info structure's fields
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||||
* (also set default values for options that have a default)
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||||
* @param args_info the structure to initialize
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||||
*/
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||||
void cmdline_parser_init (struct gengetopt_args_info *args_info);
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||||
/**
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||||
* Deallocates the string fields of the gengetopt_args_info structure
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||||
* (but does not deallocate the structure itself)
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||||
* @param args_info the structure to deallocate
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||||
*/
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||||
void cmdline_parser_free (struct gengetopt_args_info *args_info);
|
||||
|
||||
/**
|
||||
* Checks that all the required options were specified
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||||
* @param args_info the structure to check
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||||
* @param prog_name the name of the program that will be used to print
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||||
* possible errors
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||||
* @return
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||||
*/
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||||
int cmdline_parser_required (struct gengetopt_args_info *args_info,
|
||||
const char *prog_name);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif /* __cplusplus */
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||||
#endif /* CMDLINE_H */
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||||
9
src/args.ggo
Normal file
9
src/args.ggo
Normal file
@ -0,0 +1,9 @@
|
||||
package "MPDBliss"
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||||
version "VERSION"
|
||||
purpose "Binding MPD and Bliss."
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||||
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option "rescan" r "Rescan the whole MPD database." flag off
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option "update" u "Trigger an update." flag off
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||||
option "mpd_root" - "MPD library base path." string
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||||
option "host" - "MPD host." string default="localhost" optional
|
||||
option "port" - "MPD port." int default="6600" optional
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||||
641
src/cmdline.c
Normal file
641
src/cmdline.c
Normal file
@ -0,0 +1,641 @@
|
||||
/*
|
||||
File autogenerated by gengetopt version 2.22.6
|
||||
generated with the following command:
|
||||
gengetopt
|
||||
|
||||
The developers of gengetopt consider the fixed text that goes in all
|
||||
gengetopt output files to be in the public domain:
|
||||
we make no copyright claims on it.
|
||||
*/
|
||||
|
||||
/* If we use autoconf. */
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#ifndef FIX_UNUSED
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||||
#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
|
||||
#endif
|
||||
|
||||
#include <getopt.h>
|
||||
|
||||
#include "cmdline.h"
|
||||
|
||||
const char *gengetopt_args_info_purpose = "Binding MPD and Bliss.";
|
||||
|
||||
const char *gengetopt_args_info_usage = "Usage: MPDBliss [OPTIONS]...";
|
||||
|
||||
const char *gengetopt_args_info_versiontext = "";
|
||||
|
||||
const char *gengetopt_args_info_description = "";
|
||||
|
||||
const char *gengetopt_args_info_help[] = {
|
||||
" -h, --help Print help and exit",
|
||||
" -V, --version Print version and exit",
|
||||
" -r, --rescan Rescan the whole MPD database. (default=off)",
|
||||
" -u, --update Trigger an update. (default=off)",
|
||||
" --mpd_root=STRING MPD library base path.",
|
||||
" --host=STRING MPD host. (default=`localhost')",
|
||||
" --port=INT MPD port. (default=`6600')",
|
||||
0
|
||||
};
|
||||
|
||||
typedef enum {ARG_NO
|
||||
, ARG_FLAG
|
||||
, ARG_STRING
|
||||
, ARG_INT
|
||||
} cmdline_parser_arg_type;
|
||||
|
||||
static
|
||||
void clear_given (struct gengetopt_args_info *args_info);
|
||||
static
|
||||
void clear_args (struct gengetopt_args_info *args_info);
|
||||
|
||||
static int
|
||||
cmdline_parser_internal (int argc, char **argv, struct gengetopt_args_info *args_info,
|
||||
struct cmdline_parser_params *params, const char *additional_error);
|
||||
|
||||
static int
|
||||
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error);
|
||||
|
||||
static char *
|
||||
gengetopt_strdup (const char *s);
|
||||
|
||||
static
|
||||
void clear_given (struct gengetopt_args_info *args_info)
|
||||
{
|
||||
args_info->help_given = 0 ;
|
||||
args_info->version_given = 0 ;
|
||||
args_info->rescan_given = 0 ;
|
||||
args_info->update_given = 0 ;
|
||||
args_info->mpd_root_given = 0 ;
|
||||
args_info->host_given = 0 ;
|
||||
args_info->port_given = 0 ;
|
||||
}
|
||||
|
||||
static
|
||||
void clear_args (struct gengetopt_args_info *args_info)
|
||||
{
|
||||
FIX_UNUSED (args_info);
|
||||
args_info->rescan_flag = 0;
|
||||
args_info->update_flag = 0;
|
||||
args_info->mpd_root_arg = NULL;
|
||||
args_info->mpd_root_orig = NULL;
|
||||
args_info->host_arg = gengetopt_strdup ("localhost");
|
||||
args_info->host_orig = NULL;
|
||||
args_info->port_arg = 6600;
|
||||
args_info->port_orig = NULL;
|
||||
|
||||
}
|
||||
|
||||
static
|
||||
void init_args_info(struct gengetopt_args_info *args_info)
|
||||
{
|
||||
|
||||
|
||||
args_info->help_help = gengetopt_args_info_help[0] ;
|
||||
args_info->version_help = gengetopt_args_info_help[1] ;
|
||||
args_info->rescan_help = gengetopt_args_info_help[2] ;
|
||||
args_info->update_help = gengetopt_args_info_help[3] ;
|
||||
args_info->mpd_root_help = gengetopt_args_info_help[4] ;
|
||||
args_info->host_help = gengetopt_args_info_help[5] ;
|
||||
args_info->port_help = gengetopt_args_info_help[6] ;
|
||||
|
||||
}
|
||||
|
||||
void
|
||||
cmdline_parser_print_version (void)
|
||||
{
|
||||
printf ("%s %s\n",
|
||||
(strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
|
||||
CMDLINE_PARSER_VERSION);
|
||||
|
||||
if (strlen(gengetopt_args_info_versiontext) > 0)
|
||||
printf("\n%s\n", gengetopt_args_info_versiontext);
|
||||
}
|
||||
|
||||
static void print_help_common(void) {
|
||||
cmdline_parser_print_version ();
|
||||
|
||||
if (strlen(gengetopt_args_info_purpose) > 0)
|
||||
printf("\n%s\n", gengetopt_args_info_purpose);
|
||||
|
||||
if (strlen(gengetopt_args_info_usage) > 0)
|
||||
printf("\n%s\n", gengetopt_args_info_usage);
|
||||
|
||||
printf("\n");
|
||||
|
||||
if (strlen(gengetopt_args_info_description) > 0)
|
||||
printf("%s\n\n", gengetopt_args_info_description);
|
||||
}
|
||||
|
||||
void
|
||||
cmdline_parser_print_help (void)
|
||||
{
|
||||
int i = 0;
|
||||
print_help_common();
|
||||
while (gengetopt_args_info_help[i])
|
||||
printf("%s\n", gengetopt_args_info_help[i++]);
|
||||
}
|
||||
|
||||
void
|
||||
cmdline_parser_init (struct gengetopt_args_info *args_info)
|
||||
{
|
||||
clear_given (args_info);
|
||||
clear_args (args_info);
|
||||
init_args_info (args_info);
|
||||
}
|
||||
|
||||
void
|
||||
cmdline_parser_params_init(struct cmdline_parser_params *params)
|
||||
{
|
||||
if (params)
|
||||
{
|
||||
params->override = 0;
|
||||
params->initialize = 1;
|
||||
params->check_required = 1;
|
||||
params->check_ambiguity = 0;
|
||||
params->print_errors = 1;
|
||||
}
|
||||
}
|
||||
|
||||
struct cmdline_parser_params *
|
||||
cmdline_parser_params_create(void)
|
||||
{
|
||||
struct cmdline_parser_params *params =
|
||||
(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
|
||||
cmdline_parser_params_init(params);
|
||||
return params;
|
||||
}
|
||||
|
||||
static void
|
||||
free_string_field (char **s)
|
||||
{
|
||||
if (*s)
|
||||
{
|
||||
free (*s);
|
||||
*s = 0;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
cmdline_parser_release (struct gengetopt_args_info *args_info)
|
||||
{
|
||||
|
||||
free_string_field (&(args_info->mpd_root_arg));
|
||||
free_string_field (&(args_info->mpd_root_orig));
|
||||
free_string_field (&(args_info->host_arg));
|
||||
free_string_field (&(args_info->host_orig));
|
||||
free_string_field (&(args_info->port_orig));
|
||||
|
||||
|
||||
|
||||
clear_given (args_info);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
write_into_file(FILE *outfile, const char *opt, const char *arg, const char *values[])
|
||||
{
|
||||
FIX_UNUSED (values);
|
||||
if (arg) {
|
||||
fprintf(outfile, "%s=\"%s\"\n", opt, arg);
|
||||
} else {
|
||||
fprintf(outfile, "%s\n", opt);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
cmdline_parser_dump(FILE *outfile, struct gengetopt_args_info *args_info)
|
||||
{
|
||||
int i = 0;
|
||||
|
||||
if (!outfile)
|
||||
{
|
||||
fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
if (args_info->help_given)
|
||||
write_into_file(outfile, "help", 0, 0 );
|
||||
if (args_info->version_given)
|
||||
write_into_file(outfile, "version", 0, 0 );
|
||||
if (args_info->rescan_given)
|
||||
write_into_file(outfile, "rescan", 0, 0 );
|
||||
if (args_info->update_given)
|
||||
write_into_file(outfile, "update", 0, 0 );
|
||||
if (args_info->mpd_root_given)
|
||||
write_into_file(outfile, "mpd_root", args_info->mpd_root_orig, 0);
|
||||
if (args_info->host_given)
|
||||
write_into_file(outfile, "host", args_info->host_orig, 0);
|
||||
if (args_info->port_given)
|
||||
write_into_file(outfile, "port", args_info->port_orig, 0);
|
||||
|
||||
|
||||
i = EXIT_SUCCESS;
|
||||
return i;
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser_file_save(const char *filename, struct gengetopt_args_info *args_info)
|
||||
{
|
||||
FILE *outfile;
|
||||
int i = 0;
|
||||
|
||||
outfile = fopen(filename, "w");
|
||||
|
||||
if (!outfile)
|
||||
{
|
||||
fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
i = cmdline_parser_dump(outfile, args_info);
|
||||
fclose (outfile);
|
||||
|
||||
return i;
|
||||
}
|
||||
|
||||
void
|
||||
cmdline_parser_free (struct gengetopt_args_info *args_info)
|
||||
{
|
||||
cmdline_parser_release (args_info);
|
||||
}
|
||||
|
||||
/** @brief replacement of strdup, which is not standard */
|
||||
char *
|
||||
gengetopt_strdup (const char *s)
|
||||
{
|
||||
char *result = 0;
|
||||
if (!s)
|
||||
return result;
|
||||
|
||||
result = (char*)malloc(strlen(s) + 1);
|
||||
if (result == (char*)0)
|
||||
return (char*)0;
|
||||
strcpy(result, s);
|
||||
return result;
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser (int argc, char **argv, struct gengetopt_args_info *args_info)
|
||||
{
|
||||
return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser_ext (int argc, char **argv, struct gengetopt_args_info *args_info,
|
||||
struct cmdline_parser_params *params)
|
||||
{
|
||||
int result;
|
||||
result = cmdline_parser_internal (argc, argv, args_info, params, 0);
|
||||
|
||||
if (result == EXIT_FAILURE)
|
||||
{
|
||||
cmdline_parser_free (args_info);
|
||||
exit (EXIT_FAILURE);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser2 (int argc, char **argv, struct gengetopt_args_info *args_info, int override, int initialize, int check_required)
|
||||
{
|
||||
int result;
|
||||
struct cmdline_parser_params params;
|
||||
|
||||
params.override = override;
|
||||
params.initialize = initialize;
|
||||
params.check_required = check_required;
|
||||
params.check_ambiguity = 0;
|
||||
params.print_errors = 1;
|
||||
|
||||
result = cmdline_parser_internal (argc, argv, args_info, ¶ms, 0);
|
||||
|
||||
if (result == EXIT_FAILURE)
|
||||
{
|
||||
cmdline_parser_free (args_info);
|
||||
exit (EXIT_FAILURE);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser_required (struct gengetopt_args_info *args_info, const char *prog_name)
|
||||
{
|
||||
int result = EXIT_SUCCESS;
|
||||
|
||||
if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
|
||||
result = EXIT_FAILURE;
|
||||
|
||||
if (result == EXIT_FAILURE)
|
||||
{
|
||||
cmdline_parser_free (args_info);
|
||||
exit (EXIT_FAILURE);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
int
|
||||
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error)
|
||||
{
|
||||
int error_occurred = 0;
|
||||
FIX_UNUSED (additional_error);
|
||||
|
||||
/* checks for required options */
|
||||
if (! args_info->mpd_root_given)
|
||||
{
|
||||
fprintf (stderr, "%s: '--mpd_root' option required%s\n", prog_name, (additional_error ? additional_error : ""));
|
||||
error_occurred = 1;
|
||||
}
|
||||
|
||||
|
||||
/* checks for dependences among options */
|
||||
|
||||
return error_occurred;
|
||||
}
|
||||
|
||||
|
||||
static char *package_name = 0;
|
||||
|
||||
/**
|
||||
* @brief updates an option
|
||||
* @param field the generic pointer to the field to update
|
||||
* @param orig_field the pointer to the orig field
|
||||
* @param field_given the pointer to the number of occurrence of this option
|
||||
* @param prev_given the pointer to the number of occurrence already seen
|
||||
* @param value the argument for this option (if null no arg was specified)
|
||||
* @param possible_values the possible values for this option (if specified)
|
||||
* @param default_value the default value (in case the option only accepts fixed values)
|
||||
* @param arg_type the type of this option
|
||||
* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
|
||||
* @param override @see cmdline_parser_params.override
|
||||
* @param no_free whether to free a possible previous value
|
||||
* @param multiple_option whether this is a multiple option
|
||||
* @param long_opt the corresponding long option
|
||||
* @param short_opt the corresponding short option (or '-' if none)
|
||||
* @param additional_error possible further error specification
|
||||
*/
|
||||
static
|
||||
int update_arg(void *field, char **orig_field,
|
||||
unsigned int *field_given, unsigned int *prev_given,
|
||||
char *value, const char *possible_values[],
|
||||
const char *default_value,
|
||||
cmdline_parser_arg_type arg_type,
|
||||
int check_ambiguity, int override,
|
||||
int no_free, int multiple_option,
|
||||
const char *long_opt, char short_opt,
|
||||
const char *additional_error)
|
||||
{
|
||||
char *stop_char = 0;
|
||||
const char *val = value;
|
||||
int found;
|
||||
char **string_field;
|
||||
FIX_UNUSED (field);
|
||||
|
||||
stop_char = 0;
|
||||
found = 0;
|
||||
|
||||
if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given)))
|
||||
{
|
||||
if (short_opt != '-')
|
||||
fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
|
||||
package_name, long_opt, short_opt,
|
||||
(additional_error ? additional_error : ""));
|
||||
else
|
||||
fprintf (stderr, "%s: `--%s' option given more than once%s\n",
|
||||
package_name, long_opt,
|
||||
(additional_error ? additional_error : ""));
|
||||
return 1; /* failure */
|
||||
}
|
||||
|
||||
FIX_UNUSED (default_value);
|
||||
|
||||
if (field_given && *field_given && ! override)
|
||||
return 0;
|
||||
if (prev_given)
|
||||
(*prev_given)++;
|
||||
if (field_given)
|
||||
(*field_given)++;
|
||||
if (possible_values)
|
||||
val = possible_values[found];
|
||||
|
||||
switch(arg_type) {
|
||||
case ARG_FLAG:
|
||||
*((int *)field) = !*((int *)field);
|
||||
break;
|
||||
case ARG_INT:
|
||||
if (val) *((int *)field) = strtol (val, &stop_char, 0);
|
||||
break;
|
||||
case ARG_STRING:
|
||||
if (val) {
|
||||
string_field = (char **)field;
|
||||
if (!no_free && *string_field)
|
||||
free (*string_field); /* free previous string */
|
||||
*string_field = gengetopt_strdup (val);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
};
|
||||
|
||||
/* check numeric conversion */
|
||||
switch(arg_type) {
|
||||
case ARG_INT:
|
||||
if (val && !(stop_char && *stop_char == '\0')) {
|
||||
fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
|
||||
return 1; /* failure */
|
||||
}
|
||||
break;
|
||||
default:
|
||||
;
|
||||
};
|
||||
|
||||
/* store the original value */
|
||||
switch(arg_type) {
|
||||
case ARG_NO:
|
||||
case ARG_FLAG:
|
||||
break;
|
||||
default:
|
||||
if (value && orig_field) {
|
||||
if (no_free) {
|
||||
*orig_field = value;
|
||||
} else {
|
||||
if (*orig_field)
|
||||
free (*orig_field); /* free previous string */
|
||||
*orig_field = gengetopt_strdup (value);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
return 0; /* OK */
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
cmdline_parser_internal (
|
||||
int argc, char **argv, struct gengetopt_args_info *args_info,
|
||||
struct cmdline_parser_params *params, const char *additional_error)
|
||||
{
|
||||
int c; /* Character of the parsed option. */
|
||||
|
||||
int error_occurred = 0;
|
||||
struct gengetopt_args_info local_args_info;
|
||||
|
||||
int override;
|
||||
int initialize;
|
||||
int check_required;
|
||||
int check_ambiguity;
|
||||
|
||||
package_name = argv[0];
|
||||
|
||||
override = params->override;
|
||||
initialize = params->initialize;
|
||||
check_required = params->check_required;
|
||||
check_ambiguity = params->check_ambiguity;
|
||||
|
||||
if (initialize)
|
||||
cmdline_parser_init (args_info);
|
||||
|
||||
cmdline_parser_init (&local_args_info);
|
||||
|
||||
optarg = 0;
|
||||
optind = 0;
|
||||
opterr = params->print_errors;
|
||||
optopt = '?';
|
||||
|
||||
while (1)
|
||||
{
|
||||
int option_index = 0;
|
||||
|
||||
static struct option long_options[] = {
|
||||
{ "help", 0, NULL, 'h' },
|
||||
{ "version", 0, NULL, 'V' },
|
||||
{ "rescan", 0, NULL, 'r' },
|
||||
{ "update", 0, NULL, 'u' },
|
||||
{ "mpd_root", 1, NULL, 0 },
|
||||
{ "host", 1, NULL, 0 },
|
||||
{ "port", 1, NULL, 0 },
|
||||
{ 0, 0, 0, 0 }
|
||||
};
|
||||
|
||||
c = getopt_long (argc, argv, "hVru", long_options, &option_index);
|
||||
|
||||
if (c == -1) break; /* Exit from `while (1)' loop. */
|
||||
|
||||
switch (c)
|
||||
{
|
||||
case 'h': /* Print help and exit. */
|
||||
cmdline_parser_print_help ();
|
||||
cmdline_parser_free (&local_args_info);
|
||||
exit (EXIT_SUCCESS);
|
||||
|
||||
case 'V': /* Print version and exit. */
|
||||
cmdline_parser_print_version ();
|
||||
cmdline_parser_free (&local_args_info);
|
||||
exit (EXIT_SUCCESS);
|
||||
|
||||
case 'r': /* Rescan the whole MPD database.. */
|
||||
|
||||
|
||||
if (update_arg((void *)&(args_info->rescan_flag), 0, &(args_info->rescan_given),
|
||||
&(local_args_info.rescan_given), optarg, 0, 0, ARG_FLAG,
|
||||
check_ambiguity, override, 1, 0, "rescan", 'r',
|
||||
additional_error))
|
||||
goto failure;
|
||||
|
||||
break;
|
||||
case 'u': /* Trigger an update.. */
|
||||
|
||||
|
||||
if (update_arg((void *)&(args_info->update_flag), 0, &(args_info->update_given),
|
||||
&(local_args_info.update_given), optarg, 0, 0, ARG_FLAG,
|
||||
check_ambiguity, override, 1, 0, "update", 'u',
|
||||
additional_error))
|
||||
goto failure;
|
||||
|
||||
break;
|
||||
|
||||
case 0: /* Long option with no short option */
|
||||
/* MPD library base path.. */
|
||||
if (strcmp (long_options[option_index].name, "mpd_root") == 0)
|
||||
{
|
||||
|
||||
|
||||
if (update_arg( (void *)&(args_info->mpd_root_arg),
|
||||
&(args_info->mpd_root_orig), &(args_info->mpd_root_given),
|
||||
&(local_args_info.mpd_root_given), optarg, 0, 0, ARG_STRING,
|
||||
check_ambiguity, override, 0, 0,
|
||||
"mpd_root", '-',
|
||||
additional_error))
|
||||
goto failure;
|
||||
|
||||
}
|
||||
/* MPD host.. */
|
||||
else if (strcmp (long_options[option_index].name, "host") == 0)
|
||||
{
|
||||
|
||||
|
||||
if (update_arg( (void *)&(args_info->host_arg),
|
||||
&(args_info->host_orig), &(args_info->host_given),
|
||||
&(local_args_info.host_given), optarg, 0, "localhost", ARG_STRING,
|
||||
check_ambiguity, override, 0, 0,
|
||||
"host", '-',
|
||||
additional_error))
|
||||
goto failure;
|
||||
|
||||
}
|
||||
/* MPD port.. */
|
||||
else if (strcmp (long_options[option_index].name, "port") == 0)
|
||||
{
|
||||
|
||||
|
||||
if (update_arg( (void *)&(args_info->port_arg),
|
||||
&(args_info->port_orig), &(args_info->port_given),
|
||||
&(local_args_info.port_given), optarg, 0, "6600", ARG_INT,
|
||||
check_ambiguity, override, 0, 0,
|
||||
"port", '-',
|
||||
additional_error))
|
||||
goto failure;
|
||||
|
||||
}
|
||||
|
||||
break;
|
||||
case '?': /* Invalid option. */
|
||||
/* `getopt_long' already printed an error message. */
|
||||
goto failure;
|
||||
|
||||
default: /* bug: option not considered. */
|
||||
fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
|
||||
abort ();
|
||||
} /* switch */
|
||||
} /* while */
|
||||
|
||||
|
||||
|
||||
if (check_required)
|
||||
{
|
||||
error_occurred += cmdline_parser_required2 (args_info, argv[0], additional_error);
|
||||
}
|
||||
|
||||
cmdline_parser_release (&local_args_info);
|
||||
|
||||
if ( error_occurred )
|
||||
return (EXIT_FAILURE);
|
||||
|
||||
return 0;
|
||||
|
||||
failure:
|
||||
|
||||
cmdline_parser_release (&local_args_info);
|
||||
return (EXIT_FAILURE);
|
||||
}
|
||||
342
src/main.c
Normal file
342
src/main.c
Normal file
@ -0,0 +1,342 @@
|
||||
#include <math.h>
|
||||
#include <signal.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sys/stat.h>
|
||||
#include <time.h>
|
||||
|
||||
#include <mpd/client.h>
|
||||
#include <sqlite3.h>
|
||||
|
||||
#include "bliss.h"
|
||||
#include "cmdline.h"
|
||||
|
||||
// TODO: Handle deletions from db
|
||||
|
||||
#define DEFAULT_STRING_LENGTH 255
|
||||
|
||||
// Data file path to store latest seen mtimes and db
|
||||
char mpdbliss_data_file[DEFAULT_STRING_LENGTH] = "";
|
||||
char mpdbliss_data_db[DEFAULT_STRING_LENGTH] = "";
|
||||
// IDLE loop control variable
|
||||
volatile bool mpd_run_idle_loop = true;
|
||||
// MPD connection handler
|
||||
struct mpd_connection *conn;
|
||||
|
||||
|
||||
/**
|
||||
* Handle interruption when waiting for MPD IDLE items.
|
||||
*/
|
||||
void sigint_catch_function(int signo)
|
||||
{
|
||||
// TODO: Not working
|
||||
// TODO: Should store latest seen mtime there
|
||||
printf("Exiting...\n");
|
||||
|
||||
// Stop listening for MPD IDLE
|
||||
mpd_run_noidle(conn);
|
||||
|
||||
// Stop main loop
|
||||
mpd_run_idle_loop = false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Strip the trailing slash from a string.
|
||||
*
|
||||
* @param[in] str String to strip slash from.
|
||||
* @param[out] str Stripped string.
|
||||
*/
|
||||
void strip_trailing_slash(char* str)
|
||||
{
|
||||
size_t length = strlen(str);
|
||||
if ('/' == str[length - 1]) {
|
||||
str[length - 1] = '\0';
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Update the database.
|
||||
*
|
||||
* @param mpd_connection MPD connection object to use.
|
||||
* @param initial_mtime Initial mtime to use.
|
||||
* @param mpd_base_path Root directory of the MPD library.
|
||||
*/
|
||||
void update_database(
|
||||
struct mpd_connection *conn,
|
||||
time_t initial_mtime,
|
||||
char *mpd_base_path
|
||||
)
|
||||
{
|
||||
// Store latest mtime seen
|
||||
time_t latest_mtime = initial_mtime;
|
||||
|
||||
// Get the list of all the files to process
|
||||
if (!mpd_send_list_all_meta(conn, NULL)) {
|
||||
fprintf(stderr, "Unable to get a full list of items in the db.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
// Connect to SQLite db
|
||||
sqlite3 *dbh;
|
||||
if (0 != sqlite3_open(mpdbliss_data_db, &dbh)) {
|
||||
fprintf(stderr, "Unable to open SQLite db.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
// Process the received list
|
||||
struct mpd_entity *entity;
|
||||
while ((entity = mpd_recv_entity(conn)) != NULL) {
|
||||
const struct mpd_song *song;
|
||||
|
||||
switch (mpd_entity_get_type(entity)) {
|
||||
case MPD_ENTITY_TYPE_SONG:
|
||||
song = mpd_entity_get_song(entity);
|
||||
break;
|
||||
|
||||
case MPD_ENTITY_TYPE_UNKNOWN:
|
||||
case MPD_ENTITY_TYPE_DIRECTORY:
|
||||
case MPD_ENTITY_TYPE_PLAYLIST:
|
||||
// Pass such types
|
||||
continue;
|
||||
}
|
||||
|
||||
// Pass song if already seen
|
||||
time_t song_mtime = mpd_song_get_last_modified(song);
|
||||
if (difftime(song_mtime, initial_mtime) <= 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// Compute bl_analyze and store it
|
||||
const char *song_uri = mpd_song_get_uri(song);
|
||||
printf("\nAdding new song to db: %s\n", song_uri);
|
||||
struct bl_song song_analysis;
|
||||
char song_full_uri[DEFAULT_STRING_LENGTH] = "";
|
||||
strncat(song_full_uri, mpd_base_path, DEFAULT_STRING_LENGTH);
|
||||
strncat(song_full_uri, song_uri, DEFAULT_STRING_LENGTH);
|
||||
if (BL_UNEXPECTED == bl_analyze(song_full_uri, &song_analysis)) {
|
||||
fprintf(stderr, "Error while parsing song: %s.\n\n", song_uri);
|
||||
continue;
|
||||
}
|
||||
// Insert into db
|
||||
sqlite3_stmt *res;
|
||||
// Begin transaction
|
||||
int dberr = sqlite3_exec(dbh, "BEGIN TRANSACTION", NULL, NULL, NULL);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error while inserting data in db: %s\n\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_exec(dbh, "ROLLBACK", NULL, NULL, NULL);
|
||||
continue;
|
||||
}
|
||||
// Insert song analysis in database
|
||||
dberr = sqlite3_prepare_v2(dbh,
|
||||
"INSERT INTO songs(tempo, amplitude, frequency, attack, filename) VALUES(?, ?, ?, ?, ?)",
|
||||
-1, &res, 0);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error while inserting data in db: %s\n\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_exec(dbh, "ROLLBACK", NULL, NULL, NULL);
|
||||
continue;
|
||||
}
|
||||
sqlite3_bind_double(res, 1, song_analysis.force_vector.tempo);
|
||||
sqlite3_bind_double(res, 2, song_analysis.force_vector.amplitude);
|
||||
sqlite3_bind_double(res, 3, song_analysis.force_vector.frequency);
|
||||
sqlite3_bind_double(res, 4, song_analysis.force_vector.attack);
|
||||
sqlite3_bind_text(res, 5, song_uri, strlen(song_uri), SQLITE_STATIC);
|
||||
sqlite3_step(res);
|
||||
sqlite3_finalize(res);
|
||||
int last_id = sqlite3_last_insert_rowid(dbh);
|
||||
// Insert updated distances
|
||||
dberr = sqlite3_prepare_v2(dbh, "SELECT id, tempo, amplitude, frequency, attack FROM songs", -1, &res, 0);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error while inserting data in db: %s\n\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_exec(dbh, "ROLLBACK", NULL, NULL, NULL);
|
||||
continue;
|
||||
}
|
||||
int dberr2 = SQLITE_OK;
|
||||
while (sqlite3_step(res) == SQLITE_ROW) {
|
||||
int id = sqlite3_column_int(res, 0);
|
||||
if (id == last_id) {
|
||||
// Skip last inserted item
|
||||
continue;
|
||||
}
|
||||
struct force_vector_s song_db;
|
||||
song_db.tempo = sqlite3_column_double(res, 1);
|
||||
song_db.amplitude = sqlite3_column_double(res, 2);
|
||||
song_db.frequency = sqlite3_column_double(res, 3);
|
||||
song_db.attack = sqlite3_column_double(res, 4);
|
||||
float distance = bl_distance(song_analysis.force_vector, song_db);
|
||||
|
||||
sqlite3_stmt *res2;
|
||||
dberr2 = sqlite3_prepare_v2(dbh,
|
||||
"INSERT INTO distances(song1, song2, distance) VALUES(?, ?, ?)",
|
||||
-1, &res2, 0);
|
||||
if (SQLITE_OK != dberr2) {
|
||||
fprintf(stderr, "Error while inserting data in db: %s\n\n", sqlite3_errmsg(dbh));
|
||||
break;
|
||||
}
|
||||
printf("%d %d %f\n", last_id, id, distance);
|
||||
sqlite3_bind_int(res2, 1, last_id);
|
||||
sqlite3_bind_int(res2, 2, id);
|
||||
sqlite3_bind_double(res2, 3, distance);
|
||||
sqlite3_step(res2);
|
||||
sqlite3_finalize(res2);
|
||||
}
|
||||
if (SQLITE_OK != dberr2) {
|
||||
sqlite3_exec(dbh, "ROLLBACK", NULL, NULL, NULL);
|
||||
continue;
|
||||
}
|
||||
sqlite3_finalize(res);
|
||||
// Commit transaction
|
||||
dberr = sqlite3_exec(dbh, "COMMIT", NULL, NULL, NULL);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error while inserting data in db: %s\n\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_exec(dbh, "ROLLBACK", NULL, NULL, NULL);
|
||||
continue;
|
||||
}
|
||||
|
||||
// Update latest mtime
|
||||
if (difftime(song_mtime, latest_mtime) >= 0) {
|
||||
latest_mtime = song_mtime;
|
||||
}
|
||||
|
||||
// Free the allocated entity
|
||||
mpd_entity_free(entity);
|
||||
printf("\n");
|
||||
}
|
||||
|
||||
// Close SQLite connection
|
||||
sqlite3_close(dbh);
|
||||
|
||||
// Update last_mtime
|
||||
FILE *fp = fopen(mpdbliss_data_file, "w+");
|
||||
if (NULL != fp) {
|
||||
fprintf(fp, "%d\n", latest_mtime);
|
||||
fclose(fp);
|
||||
}
|
||||
else {
|
||||
fprintf(stderr, "Unable to store latest mtime seen.\n");
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int main(int argc, char** argv) {
|
||||
struct gengetopt_args_info args_info;
|
||||
|
||||
// Scan arguments
|
||||
if (0 != cmdline_parser(argc, argv, &args_info)) {
|
||||
exit(EXIT_FAILURE) ;
|
||||
}
|
||||
|
||||
// Create MPD connection
|
||||
conn = mpd_connection_new(
|
||||
args_info.host_arg,
|
||||
args_info.port_arg,
|
||||
30000);
|
||||
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
|
||||
fprintf(stderr, "Unable to connect to the MPD server.\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
char *mpd_base_path = args_info.mpd_root_arg;
|
||||
|
||||
// Get data directory
|
||||
char *xdg_data_home_env = getenv("XDG_DATA_HOME");
|
||||
if (NULL == xdg_data_home_env) {
|
||||
strncat(mpdbliss_data_file, getenv("HOME"), DEFAULT_STRING_LENGTH);
|
||||
strip_trailing_slash(mpdbliss_data_file);
|
||||
strncat(mpdbliss_data_file, "/.local/share/mpdbliss", DEFAULT_STRING_LENGTH);
|
||||
}
|
||||
else {
|
||||
strncpy(mpdbliss_data_file, xdg_data_home_env, DEFAULT_STRING_LENGTH);
|
||||
strip_trailing_slash(mpdbliss_data_file);
|
||||
strncat(mpdbliss_data_file, "/mpdbliss", DEFAULT_STRING_LENGTH);
|
||||
}
|
||||
|
||||
// Ensure data folder exists
|
||||
mkdir(mpdbliss_data_file, 0700);
|
||||
|
||||
// Set data file path
|
||||
strncat(mpdbliss_data_db, mpdbliss_data_file, DEFAULT_STRING_LENGTH);
|
||||
strncat(mpdbliss_data_db, "/db.sqlite3", DEFAULT_STRING_LENGTH);
|
||||
strncat(mpdbliss_data_file, "/latest_mtime.txt", DEFAULT_STRING_LENGTH);
|
||||
|
||||
// Get latest mtime
|
||||
time_t last_mtime = 0; // Set it to epoch by default
|
||||
FILE *fp = fopen(mpdbliss_data_file, "r");
|
||||
if (NULL != fp) {
|
||||
// Read it from file if applicable
|
||||
fscanf(fp, "%d\n", &last_mtime);
|
||||
fclose(fp);
|
||||
}
|
||||
|
||||
// Initialize database table
|
||||
sqlite3 *dbh;
|
||||
if (0 != sqlite3_open_v2(mpdbliss_data_db, &dbh, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, NULL)) {
|
||||
fprintf(stderr, "Unable to open SQLite db.\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
int dberr = sqlite3_exec(dbh, "PRAGMA foreign_keys = ON", NULL, NULL, NULL);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error creating db: %s.\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_close(dbh);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
dberr = sqlite3_exec(dbh, "CREATE TABLE IF NOT EXISTS songs( \
|
||||
id INTEGER PRIMARY KEY, \
|
||||
tempo REAL, \
|
||||
amplitude REAL, \
|
||||
frequency REAL, \
|
||||
attack REAL, \
|
||||
filename TEXT)",
|
||||
NULL, NULL, NULL);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error creating db: %s.\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_close(dbh);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
dberr = sqlite3_exec(dbh, "CREATE TABLE IF NOT EXISTS distances( \
|
||||
song1 INTEGER, \
|
||||
song2 INTEGER, \
|
||||
distance REAL, \
|
||||
FOREIGN KEY(song1) REFERENCES songs(id) ON DELETE CASCADE, \
|
||||
FOREIGN KEY(song2) REFERENCES songs(id) ON DELETE CASCADE)",
|
||||
NULL, NULL, NULL);
|
||||
if (SQLITE_OK != dberr) {
|
||||
fprintf(stderr, "Error creating db: %s.\n", sqlite3_errmsg(dbh));
|
||||
sqlite3_close(dbh);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
sqlite3_close(dbh);
|
||||
|
||||
// Check if a full rescan is needed
|
||||
if (1 == args_info.rescan_flag) {
|
||||
update_database(conn, last_mtime, mpd_base_path);
|
||||
}
|
||||
// Else, if we requested an update of the db
|
||||
else if (true == args_info.update_flag) {
|
||||
// Rescan from last known mtime
|
||||
update_database(conn, last_mtime, mpd_base_path);
|
||||
}
|
||||
else {
|
||||
// Setting signal handler
|
||||
if (signal(SIGINT, sigint_catch_function) == SIG_ERR) {
|
||||
fprintf(stderr, "An error occurred while setting a signal handler.\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
while (mpd_run_idle_loop) {
|
||||
// Else, start an MPD IDLE connection
|
||||
mpd_run_idle_mask(conn, MPD_IDLE_DATABASE);
|
||||
|
||||
// Rescan from last known mtime
|
||||
update_database(conn, last_mtime, mpd_base_path);
|
||||
|
||||
// Stop listening to MPD IDLE
|
||||
mpd_run_noidle(conn);
|
||||
}
|
||||
}
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user