From 6cfbf2dee130cc36a72d57adea0e9c04bb31f620 Mon Sep 17 00:00:00 2001 From: Jonathan McCrohan Date: Wed, 12 Oct 2011 21:50:48 +0100 Subject: Initial commit --- libconfig/example.cfg | 46 ++++++++++++++++ libconfig/example1.c | 117 ++++++++++++++++++++++++++++++++++++++++ libconfig/jmccrohan-example.c | 93 ++++++++++++++++++++++++++++++++ libconfig/jmccrohan-example.cfg | 47 ++++++++++++++++ libconfig/myprogram | Bin 0 -> 9968 bytes 5 files changed, 303 insertions(+) create mode 100644 libconfig/example.cfg create mode 100644 libconfig/example1.c create mode 100644 libconfig/jmccrohan-example.c create mode 100644 libconfig/jmccrohan-example.cfg create mode 100755 libconfig/myprogram (limited to 'libconfig') diff --git a/libconfig/example.cfg b/libconfig/example.cfg new file mode 100644 index 0000000..03b73e6 --- /dev/null +++ b/libconfig/example.cfg @@ -0,0 +1,46 @@ +// An example configuration file that stores information about a store. + +// Basic store information: +name = "Books, Movies & More"; + +// Store inventory: +inventory = + { + books = ( { title = "Treasure Island"; + author = "Robert Louis Stevenson"; + price = 29.99; + qty = 5; }, + { title = "Snow Crash"; + author = "Neal Stephenson"; + price = 9.99; + qty = 8; } + ); + + movies = ( { title = "Brazil"; + media = "DVD"; + price = 19.99; + qty = 11; }, + { title = "The City of Lost Children"; + media = "DVD"; + price = 18.99; + qty = 5; }, + { title = "Memento"; + media = "Blu-Ray"; + price = 24.99; + qty = 20; + }, + { title = "Howard the Duck"; } + ); +}; + +// Store hours: +hours = +{ + mon = { open = 9; close = 18; }; + tue = { open = 9; close = 18; }; + wed = { open = 9; close = 18; }; + thu = { open = 9; close = 18; }; + fri = { open = 9; close = 20; }; + sat = { open = 9; close = 20; }; + sun = { open = 11; close = 16; }; +}; diff --git a/libconfig/example1.c b/libconfig/example1.c new file mode 100644 index 0000000..56661f3 --- /dev/null +++ b/libconfig/example1.c @@ -0,0 +1,117 @@ +/* ---------------------------------------------------------------------------- + libconfig - A library for processing structured configuration files + Copyright (C) 2005-2010 Mark A Lindner + + This file is part of libconfig. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License + as published by the Free Software Foundation; either version 2.1 of + the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, see + . + ---------------------------------------------------------------------------- +*/ + +// gcc `pkg-config --cflags libconfig` example1.c -o myprogram `pkg-config --libs libconfig` + +#include +#include +#include + +/* This example reads the configuration file 'example.cfg' and displays + * some of its contents. + */ + +int main(int argc, char **argv) +{ + config_t cfg; + config_setting_t *setting; + const char *str; + + config_init(&cfg); + + /* Read the file. If there is an error, report it and exit. */ + if(! config_read_file(&cfg, "example.cfg")) + { + fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg), + config_error_line(&cfg), config_error_text(&cfg)); + config_destroy(&cfg); + return(EXIT_FAILURE); + } + + /* Get the store name. */ + if(config_lookup_string(&cfg, "name", &str)) + printf("Store name: %s\n\n", str); + else + fprintf(stderr, "No 'name' setting in configuration file.\n"); + + /* Output a list of all books in the inventory. */ + setting = config_lookup(&cfg, "inventory.books"); + if(setting != NULL) + { + int count = config_setting_length(setting); + int i; + + printf("%-30s %-30s %-6s %s\n", "TITLE", "AUTHOR", "PRICE", "QTY"); + + for(i = 0; i < count; ++i) + { + config_setting_t *book = config_setting_get_elem(setting, i); + + /* Only output the record if all of the expected fields are present. */ + const char *title, *author; + double price; + int qty; + + if(!(config_setting_lookup_string(book, "title", &title) + && config_setting_lookup_string(book, "author", &author) + && config_setting_lookup_float(book, "price", &price) + && config_setting_lookup_int(book, "qty", &qty))) + continue; + + printf("%-30s %-30s $%6.2f %3d\n", title, author, price, qty); + } + putchar('\n'); + } + + /* Output a list of all movies in the inventory. */ + setting = config_lookup(&cfg, "inventory.movies"); + if(setting != NULL) + { + unsigned int count = config_setting_length(setting); + unsigned int i; + + printf("%-30s %-10s %-6s %s\n", "TITLE", "MEDIA", "PRICE", "QTY"); + for(i = 0; i < count; ++i) + { + config_setting_t *movie = config_setting_get_elem(setting, i); + + /* Only output the record if all of the expected fields are present. */ + const char *title, *media; + double price; + int qty; + + if(!(config_setting_lookup_string(movie, "title", &title) + && config_setting_lookup_string(movie, "media", &media) + && config_setting_lookup_float(movie, "price", &price) + && config_setting_lookup_int(movie, "qty", &qty))) + continue; + + printf("%-30s %-10s $%6.2f %3d\n", title, media, price, qty); + } + putchar('\n'); + } + + config_destroy(&cfg); + return(EXIT_SUCCESS); +} + +/* eof */ diff --git a/libconfig/jmccrohan-example.c b/libconfig/jmccrohan-example.c new file mode 100644 index 0000000..1dbb6da --- /dev/null +++ b/libconfig/jmccrohan-example.c @@ -0,0 +1,93 @@ +// gcc `pkg-config --cflags libconfig` example1.c -o myprogram `pkg-config --libs libconfig` + +#include +#include +#include + +#define CONFIG_FILE jmccrohan-example.cfg + +int main(int argc, char **argv) +{ + config_t cfg; + config_setting_t *setting; + const char *str; + + config_init(&cfg); + + /* Read the file. If there is an error, report it and exit. */ + if(! config_read_file(&cfg, "CONFIG_FILE")) + { + fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg), + config_error_line(&cfg), config_error_text(&cfg)); + config_destroy(&cfg); + return(EXIT_FAILURE); + } + + /* Get the store name. */ + if(config_lookup_string(&cfg, "version", &str)) + printf("Store name: %s\n\n", str); + else + fprintf(stderr, "No 'version' setting in configuration file.\n"); + + /* Output a list of all books in the inventory. */ + setting = config_lookup(&cfg, "inventory.books"); + if(setting != NULL) + { + int count = config_setting_length(setting); + int i; + + printf("%-30s %-30s %-6s %s\n", "TITLE", "AUTHOR", "PRICE", "QTY"); + + for(i = 0; i < count; ++i) + { + config_setting_t *book = config_setting_get_elem(setting, i); + + /* Only output the record if all of the expected fields are present. */ + const char *title, *author; + double price; + int qty; + + if(!(config_setting_lookup_string(book, "title", &title) + && config_setting_lookup_string(book, "author", &author) + && config_setting_lookup_float(book, "price", &price) + && config_setting_lookup_int(book, "qty", &qty))) + continue; + + printf("%-30s %-30s $%6.2f %3d\n", title, author, price, qty); + } + putchar('\n'); + } + + /* Output a list of all movies in the inventory. */ + setting = config_lookup(&cfg, "inventory.movies"); + if(setting != NULL) + { + unsigned int count = config_setting_length(setting); + unsigned int i; + + printf("%-30s %-10s %-6s %s\n", "TITLE", "MEDIA", "PRICE", "QTY"); + for(i = 0; i < count; ++i) + { + config_setting_t *movie = config_setting_get_elem(setting, i); + + /* Only output the record if all of the expected fields are present. */ + const char *title, *media; + double price; + int qty; + + if(!(config_setting_lookup_string(movie, "title", &title) + && config_setting_lookup_string(movie, "media", &media) + && config_setting_lookup_float(movie, "price", &price) + && config_setting_lookup_int(movie, "qty", &qty))) + continue; + + printf("%-30s %-10s $%6.2f %3d\n", title, media, price, qty); + } + putchar('\n'); + } + + config_destroy(&cfg); + return(EXIT_SUCCESS); +} + +/* eof */ diff --git a/libconfig/jmccrohan-example.cfg b/libconfig/jmccrohan-example.cfg new file mode 100644 index 0000000..b217dfb --- /dev/null +++ b/libconfig/jmccrohan-example.cfg @@ -0,0 +1,47 @@ +// An example configuration file that stores information about a store. + +// Basic store information: +version = "0.99beta"; + +// Store inventory: +modbusdevices = +{ + monday = ( + { time = "05:00"; + author = "Robert Louis Stevenson"; + price = 29.99; + qty = 5; }, + { title = "Snow Crash"; + author = "Neal Stephenson"; + price = 9.99; + qty = 8; } + ); + + movies = ( { title = "Brazil"; + media = "DVD"; + price = 19.99; + qty = 11; }, + { title = "The City of Lost Children"; + media = "DVD"; + price = 18.99; + qty = 5; }, + { title = "Memento"; + media = "Blu-Ray"; + price = 24.99; + qty = 20; + }, + { title = "Howard the Duck"; } + ); +}; + +// Store hours: +hours = +{ + mon = { open = 9; close = 18; }; + tue = { open = 9; close = 18; }; + wed = { open = 9; close = 18; }; + thu = { open = 9; close = 18; }; + fri = { open = 9; close = 20; }; + sat = { open = 9; close = 20; }; + sun = { open = 11; close = 16; }; +}; diff --git a/libconfig/myprogram b/libconfig/myprogram new file mode 100755 index 0000000..8e28bdd Binary files /dev/null and b/libconfig/myprogram differ -- cgit v1.2.3