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project_files/frontlib/util/inihelper.h
changeset 10017 de822cd3df3a
parent 7314 6171f0bad318 
--- a/project_files/frontlib/util/inihelper.h	Tue Jan 21 22:38:13 2014 +0100
+++ b/project_files/frontlib/util/inihelper.h	Tue Jan 21 22:43:06 2014 +0100
@@ -1,178 +1,178 @@
-/*
- * Hedgewars, a free turn based strategy game
- * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-
-/**
- * Convenience interface for ini reading/writing.
- *
- * We currently use iniparser in the background, but using its interface directly is a bit verbose.
- * This module is supposed to 1. make ini reading and writing a bit more convenient, and 2. hide
- * the iniparser dependency so it can at need be easily replaced.
- */
-
-#ifndef INIHELPER_H_
-#define INIHELPER_H_
-
-#include <stdbool.h>
-
-#define INI_ERROR_NOTFOUND -1
-#define INI_ERROR_FORMAT -2
-#define INI_ERROR_OTHER -100
-
-typedef struct _flib_ini flib_ini;
-
-/**
- * Create a new ini data structure, pre-filled with the contents of
- * the file "filename" if it exists. If filename is null, or the file
- * is not found, an empty ini will be created. However, if an error
- * occurs while reading the ini file (or any other error), null
- * is returned.
- *
- * This behavior is useful for modifying an existing ini file without
- * discarding unknown keys.
- */
-flib_ini *flib_ini_create(const char *filename);
-
-/**
- * Similar to flib_ini_create, but fails if the file is not found
- * or if filename is null.
- */
-flib_ini *flib_ini_load(const char *filename);
-
-/**
- * Store the ini to the file "filename", overwriting
- * the previous contents. Returns 0 on success.
- */
-int flib_ini_save(flib_ini *ini, const char *filename);
-
-void flib_ini_destroy(flib_ini *ini);
-
-/**
- * Enter the section with the specified name. Returns 0 on
- * success, INI_ERROR_NOTFOUND if the section does not exist
- * and a different value if another error occurs.
- * If an error occurs, there is no current section.
- *
- * The section name should only consist of letters and
- * numbers.
- */
-int flib_ini_enter_section(flib_ini *ini, const char *section);
-
-/**
- * Creates and enters the section with the specified name. Simply
- * enters the section if it exists already. Returns 0 on success
- * and a different value if another error occurs.
- * If an error occurs, there is no current section.
- */
-int flib_ini_create_section(flib_ini *ini, const char *section);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as a newly allocated string. Returns 0 on success, INI_ERROR_NOTFOUND
- * if the key was not found and a different value for other errors,
- * e.g. if there is no current section.
- */
-int flib_ini_get_str(flib_ini *ini, char **outVar, const char *key);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as a newly allocated string. If the key is not found, the default
- * value will be used instead. Returns 0 on success.
- */
-int flib_ini_get_str_opt(flib_ini *ini, char **outVar, const char *key, const char *def);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as an int. Returns 0 on success, INI_ERROR_NOTFOUND
- * if the key was not found, INI_ERROR_FORMAT if it was found but
- * could not be converted to an int, and a different value for other
- * errors, e.g. if there is no current section.
- */
-int flib_ini_get_int(flib_ini *ini, int *outVar, const char *key);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as an int. If the key is not found, the default value will be used instead.
- * Returns 0 on success, INI_ERROR_FORMAT if the value was found but
- * could not be converted to int, and another value otherwise.
- */
-int flib_ini_get_int_opt(flib_ini *ini, int *outVar, const char *key, int def);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as a bool. Treats everything beginning with "Y", "T" or "1" as true,
- * everything starting with "N", "F" or "1" as false.
- *
- * Returns 0 on success, INI_ERROR_NOTFOUND if the key was not found,
- * INI_ERROR_FORMAT if the value could not be interpreted as boolean,
- * and another value otherwise.
- */
-int flib_ini_get_bool(flib_ini *ini, bool *outVar, const char *key);
-
-/**
- * Find a key in the current section and store the value in outVar
- * as a bool. If the key is not found, the default value will be
- * used instead. Returns 0 on success, INI_ERROR_FORMAT if the
- * value could not be interpreted as boolean, and another value otherwise.
- */
-int flib_ini_get_bool_opt(flib_ini *ini, bool *outVar, const char *key, bool def);
-
-/**
- * In the current section, associate key with value. Returns 0 on success.
- */
-int flib_ini_set_str(flib_ini *ini, const char *key, const char *value);
-
-/**
- * In the current section, associate key with value. Returns 0 on success.
- */
-int flib_ini_set_int(flib_ini *ini, const char *key, int value);
-
-/**
- * In the current section, associate key with value. Returns 0 on success.
- */
-int flib_ini_set_bool(flib_ini *ini, const char *key, bool value);
-
-/**
- * Returns the number of sections in the ini file, or a negative value on error.
- */
-int flib_ini_get_sectioncount(flib_ini *ini);
-
-/**
- * Returns the name of the section, or NULL on error. The returned string must
- * be free()d.
- *
- * Note: There is no guarantee that the order of the sections
- * will remain stable if the ini is modified.
- */
-char *flib_ini_get_sectionname(flib_ini *ini, int number);
-
-/**
- * Returns the number of keys in the current section, or -1 on error.
- */
-int flib_ini_get_keycount(flib_ini *ini);
-
-/**
- * Returns the name of the key in the current section, or NULL on error.
- * The returned string must be free()d.
- *
- * Note: There is no guarantee that the order of the keys in a section
- * will remain stable if the ini is modified.
- */
-char *flib_ini_get_keyname(flib_ini *ini, int number);
-
-#endif /* INIHELPER_H_ */
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+/**
+ * Convenience interface for ini reading/writing.
+ *
+ * We currently use iniparser in the background, but using its interface directly is a bit verbose.
+ * This module is supposed to 1. make ini reading and writing a bit more convenient, and 2. hide
+ * the iniparser dependency so it can at need be easily replaced.
+ */
+
+#ifndef INIHELPER_H_
+#define INIHELPER_H_
+
+#include <stdbool.h>
+
+#define INI_ERROR_NOTFOUND -1
+#define INI_ERROR_FORMAT -2
+#define INI_ERROR_OTHER -100
+
+typedef struct _flib_ini flib_ini;
+
+/**
+ * Create a new ini data structure, pre-filled with the contents of
+ * the file "filename" if it exists. If filename is null, or the file
+ * is not found, an empty ini will be created. However, if an error
+ * occurs while reading the ini file (or any other error), null
+ * is returned.
+ *
+ * This behavior is useful for modifying an existing ini file without
+ * discarding unknown keys.
+ */
+flib_ini *flib_ini_create(const char *filename);
+
+/**
+ * Similar to flib_ini_create, but fails if the file is not found
+ * or if filename is null.
+ */
+flib_ini *flib_ini_load(const char *filename);
+
+/**
+ * Store the ini to the file "filename", overwriting
+ * the previous contents. Returns 0 on success.
+ */
+int flib_ini_save(flib_ini *ini, const char *filename);
+
+void flib_ini_destroy(flib_ini *ini);
+
+/**
+ * Enter the section with the specified name. Returns 0 on
+ * success, INI_ERROR_NOTFOUND if the section does not exist
+ * and a different value if another error occurs.
+ * If an error occurs, there is no current section.
+ *
+ * The section name should only consist of letters and
+ * numbers.
+ */
+int flib_ini_enter_section(flib_ini *ini, const char *section);
+
+/**
+ * Creates and enters the section with the specified name. Simply
+ * enters the section if it exists already. Returns 0 on success
+ * and a different value if another error occurs.
+ * If an error occurs, there is no current section.
+ */
+int flib_ini_create_section(flib_ini *ini, const char *section);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as a newly allocated string. Returns 0 on success, INI_ERROR_NOTFOUND
+ * if the key was not found and a different value for other errors,
+ * e.g. if there is no current section.
+ */
+int flib_ini_get_str(flib_ini *ini, char **outVar, const char *key);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as a newly allocated string. If the key is not found, the default
+ * value will be used instead. Returns 0 on success.
+ */
+int flib_ini_get_str_opt(flib_ini *ini, char **outVar, const char *key, const char *def);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as an int. Returns 0 on success, INI_ERROR_NOTFOUND
+ * if the key was not found, INI_ERROR_FORMAT if it was found but
+ * could not be converted to an int, and a different value for other
+ * errors, e.g. if there is no current section.
+ */
+int flib_ini_get_int(flib_ini *ini, int *outVar, const char *key);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as an int. If the key is not found, the default value will be used instead.
+ * Returns 0 on success, INI_ERROR_FORMAT if the value was found but
+ * could not be converted to int, and another value otherwise.
+ */
+int flib_ini_get_int_opt(flib_ini *ini, int *outVar, const char *key, int def);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as a bool. Treats everything beginning with "Y", "T" or "1" as true,
+ * everything starting with "N", "F" or "1" as false.
+ *
+ * Returns 0 on success, INI_ERROR_NOTFOUND if the key was not found,
+ * INI_ERROR_FORMAT if the value could not be interpreted as boolean,
+ * and another value otherwise.
+ */
+int flib_ini_get_bool(flib_ini *ini, bool *outVar, const char *key);
+
+/**
+ * Find a key in the current section and store the value in outVar
+ * as a bool. If the key is not found, the default value will be
+ * used instead. Returns 0 on success, INI_ERROR_FORMAT if the
+ * value could not be interpreted as boolean, and another value otherwise.
+ */
+int flib_ini_get_bool_opt(flib_ini *ini, bool *outVar, const char *key, bool def);
+
+/**
+ * In the current section, associate key with value. Returns 0 on success.
+ */
+int flib_ini_set_str(flib_ini *ini, const char *key, const char *value);
+
+/**
+ * In the current section, associate key with value. Returns 0 on success.
+ */
+int flib_ini_set_int(flib_ini *ini, const char *key, int value);
+
+/**
+ * In the current section, associate key with value. Returns 0 on success.
+ */
+int flib_ini_set_bool(flib_ini *ini, const char *key, bool value);
+
+/**
+ * Returns the number of sections in the ini file, or a negative value on error.
+ */
+int flib_ini_get_sectioncount(flib_ini *ini);
+
+/**
+ * Returns the name of the section, or NULL on error. The returned string must
+ * be free()d.
+ *
+ * Note: There is no guarantee that the order of the sections
+ * will remain stable if the ini is modified.
+ */
+char *flib_ini_get_sectionname(flib_ini *ini, int number);
+
+/**
+ * Returns the number of keys in the current section, or -1 on error.
+ */
+int flib_ini_get_keycount(flib_ini *ini);
+
+/**
+ * Returns the name of the key in the current section, or NULL on error.
+ * The returned string must be free()d.
+ *
+ * Note: There is no guarantee that the order of the keys in a section
+ * will remain stable if the ini is modified.
+ */
+char *flib_ini_get_keyname(flib_ini *ini, int number);
+
+#endif /* INIHELPER_H_ */
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