php-src/ext/dbase/dbase.c

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/*
+----------------------------------------------------------------------+
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| PHP version 4.0 |
+----------------------------------------------------------------------+
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| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
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| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Jim Winstead (jimw@php.net) |
+----------------------------------------------------------------------+
*/
#include <stdlib.h>
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#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include "php.h"
#include "safe_mode.h"
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#include "fopen_wrappers.h"
#include "php_globals.h"
#if DBASE
#include "php_dbase.h"
#include "dbf.h"
#if defined(THREAD_SAFE)
DWORD DbaseTls;
static int numthreads=0;
void *dbase_mutex;
typedef struct dbase_global_struct{
int le_dbhead;
}dbase_global_struct;
#define DBase_GLOBAL(a) dbase_globals->a
#define DBase_TLS_VARS \
dbase_global_struct *dbase_globals; \
dbase_globals=TlsGetValue(DbaseTls);
#else
static int le_dbhead;
#define DBase_GLOBAL(a) a
#define DBase_TLS_VARS
#endif
#include <fcntl.h>
#include <errno.h>
static void _close_dbase(zend_rsrc_list_entry *rsrc)
{
dbhead_t *dbhead = (dbhead_t *)rsrc->ptr;
close(dbhead->db_fd);
free_dbf_head(dbhead);
}
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PHP_MINIT_FUNCTION(dbase)
{
#if defined(THREAD_SAFE)
dbase_global_struct *dbase_globals;
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#ifdef COMPILE_DL_DBASE
CREATE_MUTEX(dbase_mutex,"DBase_TLS");
SET_MUTEX(dbase_mutex);
numthreads++;
if (numthreads==1){
if ((DbaseTls=TlsAlloc())==0xFFFFFFFF){
FREE_MUTEX(dbase_mutex);
return 0;
}}
FREE_MUTEX(dbase_mutex);
#endif
dbase_globals = (dbase_global_struct *) LocalAlloc(LPTR, sizeof(dbase_global_struct));
TlsSetValue(DbaseTls, (void *) dbase_globals);
#endif
DBase_GLOBAL(le_dbhead) =
zend_register_list_destructors_ex(_close_dbase, NULL, "dbase", module_number);
return SUCCESS;
}
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static PHP_MSHUTDOWN_FUNCTION(dbase)
{
#if defined(THREAD_SAFE)
dbase_global_struct *dbase_globals;
dbase_globals = TlsGetValue(DbaseTls);
if (dbase_globals != 0)
LocalFree((HLOCAL) dbase_globals);
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#ifdef COMPILE_DL_DBASE
SET_MUTEX(dbase_mutex);
numthreads--;
if (!numthreads){
if (!TlsFree(DbaseTls)){
FREE_MUTEX(dbase_mutex);
return 0;
}}
FREE_MUTEX(dbase_mutex);
#endif
#endif
return SUCCESS;
}
/* {{{ proto int dbase_open(string name, int mode)
Opens a dBase-format database file */
PHP_FUNCTION(dbase_open) {
pval *dbf_name, *options;
dbhead_t *dbh;
int handle;
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PLS_FETCH();
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&dbf_name,&options)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string(dbf_name);
convert_to_long(options);
if (PG(safe_mode) && (!php_checkuid(dbf_name->value.str.val, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
RETURN_FALSE;
}
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if (php_check_open_basedir(dbf_name->value.str.val)) {
RETURN_FALSE;
}
dbh = dbf_open(dbf_name->value.str.val, options->value.lval);
if (dbh == NULL) {
php_error(E_WARNING, "unable to open database %s", dbf_name->value.str.val);
RETURN_FALSE;
}
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handle = zend_list_insert(dbh, DBase_GLOBAL(le_dbhead));
RETURN_LONG(handle);
}
/* }}} */
/* {{{ proto bool dbase_close(int identifier)
Closes an open dBase-format database file */
PHP_FUNCTION(dbase_close) {
pval *dbh_id;
dbhead_t *dbh;
int dbh_type;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 1 || getParameters(ht,1,&dbh_id)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
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zend_list_delete(dbh_id->value.lval);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto int dbase_numrecords(int identifier)
Returns the number of records in the database */
PHP_FUNCTION(dbase_numrecords) {
pval *dbh_id;
dbhead_t *dbh;
int dbh_type;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 1 || getParameters(ht,1,&dbh_id)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
RETURN_LONG(dbh->db_records);
}
/* }}} */
/* {{{ proto int dbase_numfields(int identifier)
Returns the number of fields (columns) in the database */
PHP_FUNCTION(dbase_numfields) {
pval *dbh_id;
dbhead_t *dbh;
int dbh_type;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 1 || getParameters(ht,1,&dbh_id)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
RETURN_LONG(dbh->db_nfields);
}
/* }}} */
/* {{{ proto bool dbase_pack(int identifier)
Packs the database (deletes records marked for deletion) */
PHP_FUNCTION(dbase_pack) {
pval *dbh_id;
dbhead_t *dbh;
int dbh_type;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 1 || getParameters(ht,1,&dbh_id)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
pack_dbf(dbh);
put_dbf_info(dbh);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool dbase_add_record(int identifier, array data)
Adds a record to the database */
PHP_FUNCTION(dbase_add_record) {
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pval *dbh_id, *fields, **field;
dbhead_t *dbh;
int dbh_type;
int num_fields;
dbfield_t *dbf, *cur_f;
char *cp, *t_cp;
int i;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&dbh_id,&fields)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
if (fields->type != IS_ARRAY) {
php_error(E_WARNING, "Expected array as second parameter");
RETURN_FALSE;
}
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
num_fields = zend_hash_num_elements(fields->value.ht);
if (num_fields != dbh->db_nfields) {
php_error(E_WARNING, "Wrong number of fields specified");
RETURN_FALSE;
}
cp = t_cp = (char *)emalloc(dbh->db_rlen + 1);
if (!cp) {
php_error(E_WARNING, "unable to allocate memory");
RETURN_FALSE;
}
*t_cp++ = VALID_RECORD;
dbf = dbh->db_fields;
for (i = 0, cur_f = dbf; cur_f < &dbf[num_fields]; i++, cur_f++) {
zval tmp;
if (zend_hash_index_find(fields->value.ht, i, (void **)&field) == FAILURE) {
php_error(E_WARNING, "unexpected error");
efree(cp);
RETURN_FALSE;
}
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tmp = **field;
zval_copy_ctor(&tmp);
convert_to_string(&tmp);
sprintf(t_cp, cur_f->db_format, tmp.value.str.val);
zval_dtor(&tmp);
t_cp += cur_f->db_flen;
}
dbh->db_records++;
if (put_dbf_record(dbh, dbh->db_records, cp) < 0) {
php_error(E_WARNING, "unable to put record at %ld", dbh->db_records);
efree(cp);
RETURN_FALSE;
}
put_dbf_info(dbh);
efree(cp);
RETURN_TRUE;
}
/* }}} */
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/* {{{ proto bool dbase_replace_record(int identifier, array data, int recnum)
Replaces a record to the database */
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PHP_FUNCTION(dbase_replace_record)
{
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pval *dbh_id, *fields, *field, *recnum;
dbhead_t *dbh;
int dbh_type;
int num_fields;
dbfield_t *dbf, *cur_f;
char *cp, *t_cp;
int i;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 3 || getParameters(ht,3,&dbh_id,&fields,&recnum)==FAILURE) {
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WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
convert_to_long(recnum);
if (fields->type != IS_ARRAY) {
php_error(E_WARNING, "Expected array as second parameter");
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RETURN_FALSE;
}
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
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if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
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RETURN_FALSE;
}
num_fields = zend_hash_num_elements(fields->value.ht);
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if (num_fields != dbh->db_nfields) {
php_error(E_WARNING, "Wrong number of fields specified");
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RETURN_FALSE;
}
cp = t_cp = (char *)emalloc(dbh->db_rlen + 1);
if (!cp) {
php_error(E_WARNING, "unable to allocate memory");
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RETURN_FALSE;
}
*t_cp++ = VALID_RECORD;
dbf = dbh->db_fields;
for (i = 0, cur_f = dbf; cur_f < &dbf[num_fields]; i++, cur_f++) {
if (zend_hash_index_find(fields->value.ht, i, (void **)&field) == FAILURE) {
php_error(E_WARNING, "unexpected error");
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efree(cp);
RETURN_FALSE;
}
convert_to_string(field);
sprintf(t_cp, cur_f->db_format, field->value.str.val);
t_cp += cur_f->db_flen;
}
if (put_dbf_record(dbh, recnum->value.lval, cp) < 0) {
php_error(E_WARNING, "unable to put record at %ld", dbh->db_records);
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efree(cp);
RETURN_FALSE;
}
put_dbf_info(dbh);
efree(cp);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool dbase_delete_record(int identifier, int record)
Marks a record to be deleted */
PHP_FUNCTION(dbase_delete_record) {
pval *dbh_id, *record;
dbhead_t *dbh;
int dbh_type;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&dbh_id,&record)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
convert_to_long(record);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
if (del_dbf_record(dbh, record->value.lval) < 0) {
if (record->value.lval > dbh->db_records) {
php_error(E_WARNING, "record %d out of bounds", record->value.lval);
} else {
php_error(E_WARNING, "unable to delete record %d", record->value.lval);
}
RETURN_FALSE;
}
put_dbf_info(dbh);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto array dbase_get_record(int identifier, int record)
Returns an array representing a record from the database */
PHP_FUNCTION(dbase_get_record) {
pval *dbh_id, *record;
dbhead_t *dbh;
int dbh_type;
dbfield_t *dbf, *cur_f;
char *data, *fnp, *str_value;
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size_t cursize = 0;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&dbh_id,&record)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
convert_to_long(record);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
if ((data = get_dbf_record(dbh, record->value.lval)) == NULL) {
php_error(E_WARNING, "Tried to read bad record %d", record->value.lval);
RETURN_FALSE;
}
dbf = dbh->db_fields;
if (array_init(return_value) == FAILURE) {
RETURN_FALSE;
}
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fnp = NULL;
for (cur_f = dbf; cur_f < &dbf[dbh->db_nfields]; cur_f++) {
/* get the value */
str_value = (char *)emalloc(cur_f->db_flen + 1);
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if(cursize <= cur_f->db_flen) {
cursize = cur_f->db_flen + 1;
fnp = erealloc(fnp, cursize);
}
snprintf(str_value, cursize, cur_f->db_format, get_field_val(data, cur_f, fnp));
/* now convert it to the right php internal type */
switch (cur_f->db_type) {
case 'C':
case 'D':
add_next_index_string(return_value,str_value,1);
break;
case 'N': /* FALLS THROUGH */
case 'L': /* FALLS THROUGH */
if (cur_f->db_fdc == 0) {
add_next_index_long(return_value, strtol(str_value, NULL, 10));
} else {
add_next_index_double(return_value, atof(str_value));
}
break;
case 'M':
/* this is a memo field. don't know how to deal with
this yet */
break;
default:
/* should deal with this in some way */
break;
}
efree(str_value);
}
efree(fnp);
/* mark whether this record was deleted */
if (data[0] == '*') {
add_assoc_long(return_value,"deleted",1);
}
else {
add_assoc_long(return_value,"deleted",0);
}
free(data);
}
/* }}} */
/* From Martin Kuba <makub@aida.inet.cz> */
/* {{{ proto array dbase_get_record_with_names(int identifier, int record)
Returns an associative array representing a record from the database */
PHP_FUNCTION(dbase_get_record_with_names) {
pval *dbh_id, *record;
dbhead_t *dbh;
int dbh_type;
dbfield_t *dbf, *cur_f;
char *data, *fnp, *str_value;
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&dbh_id,&record)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(dbh_id);
convert_to_long(record);
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dbh = zend_list_find(dbh_id->value.lval, &dbh_type);
if (!dbh || dbh_type != DBase_GLOBAL(le_dbhead)) {
php_error(E_WARNING, "Unable to find database for identifier %d", dbh_id->value.lval);
RETURN_FALSE;
}
if ((data = get_dbf_record(dbh, record->value.lval)) == NULL) {
php_error(E_WARNING, "Tried to read bad record %d", record->value.lval);
RETURN_FALSE;
}
dbf = dbh->db_fields;
if (array_init(return_value) == FAILURE) {
RETURN_FALSE;
}
fnp = (char *)emalloc(dbh->db_rlen);
for (cur_f = dbf; cur_f < &dbf[dbh->db_nfields]; cur_f++) {
/* get the value */
str_value = (char *)emalloc(cur_f->db_flen + 1);
sprintf(str_value, cur_f->db_format, get_field_val(data, cur_f, fnp));
/* now convert it to the right php internal type */
switch (cur_f->db_type) {
case 'C':
case 'D':
add_assoc_string(return_value,cur_f->db_fname,str_value,1);
break;
case 'N': /* FALLS THROUGH */
case 'L': /* FALLS THROUGH */
if (cur_f->db_fdc == 0) {
add_assoc_long(return_value,cur_f->db_fname,strtol(str_value, NULL, 10));
} else {
add_assoc_double(return_value,cur_f->db_fname,atof(str_value));
}
break;
case 'M':
/* this is a memo field. don't know how to deal with this yet */
break;
default:
/* should deal with this in some way */
break;
}
efree(str_value);
}
efree(fnp);
/* mark whether this record was deleted */
if (data[0] == '*') {
add_assoc_long(return_value,"deleted",1);
} else {
add_assoc_long(return_value,"deleted",0);
}
free(data);
}
/* }}} */
/* {{{ proto bool dbase_create(string filename, array fields)
Creates a new dBase-format database file */
PHP_FUNCTION(dbase_create) {
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pval *filename, *fields, **field, **value;
int fd;
dbhead_t *dbh;
int num_fields;
dbfield_t *dbf, *cur_f;
int i, rlen, handle;
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PLS_FETCH();
DBase_TLS_VARS;
if (ZEND_NUM_ARGS() != 2 || getParameters(ht,2,&filename,&fields)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string(filename);
if (fields->type != IS_ARRAY) {
php_error(E_WARNING, "Expected array as second parameter");
RETURN_FALSE;
}
if (PG(safe_mode) && (!php_checkuid(Z_STRVAL_P(filename), NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
RETURN_FALSE;
}
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if (php_check_open_basedir(Z_STRVAL_P(filename))) {
RETURN_FALSE;
}
if ((fd = VCWD_OPEN((Z_STRVAL_P(filename), O_BINARY|O_RDWR|O_CREAT, 0644))) < 0) {
php_error(E_WARNING, "Unable to create database (%d): %s", errno, strerror(errno));
RETURN_FALSE;
}
num_fields = zend_hash_num_elements(fields->value.ht);
/* have to use regular malloc() because this gets free()d by
code in the dbase library */
dbh = (dbhead_t *)malloc(sizeof(dbhead_t));
dbf = (dbfield_t *)malloc(sizeof(dbfield_t) * num_fields);
if (!dbh || !dbf) {
php_error(E_WARNING, "Unable to allocate memory for header info");
RETURN_FALSE;
}
/* initialize the header structure */
dbh->db_fields = dbf;
dbh->db_fd = fd;
dbh->db_dbt = DBH_TYPE_NORMAL;
strcpy(dbh->db_date, "19930818");
dbh->db_records = 0;
dbh->db_nfields = num_fields;
dbh->db_hlen = sizeof(struct dbf_dhead) + 2 + num_fields * sizeof(struct dbf_dfield);
rlen = 1;
/**
* Patch by greg@darkphoton.com
**/
/* make sure that the db_format entries for all fields are set to NULL to ensure we
don't seg fault if there's an error and we need to call free_dbf_head() before all
fields have been defined. */
for (i = 0, cur_f = dbf; i < num_fields; i++, cur_f++) {
cur_f->db_format = NULL;
}
/**
* end patch
*/
for (i = 0, cur_f = dbf; i < num_fields; i++, cur_f++) {
/* look up the first field */
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if (zend_hash_index_find(fields->value.ht, i, (void **)&field) == FAILURE) {
php_error(E_WARNING, "unable to find field %d", i);
free_dbf_head(dbh);
RETURN_FALSE;
}
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if (Z_TYPE_PP (field) != IS_ARRAY) {
php_error(E_WARNING, "second parameter must be array of arrays");
free_dbf_head(dbh);
RETURN_FALSE;
}
/* field name */
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if (zend_hash_index_find(Z_ARRVAL_PP(field), 0, (void **)&value) == FAILURE) {
php_error(E_WARNING, "expected field name as first element of list in field %d", i);
free_dbf_head(dbh);
RETURN_FALSE;
}
convert_to_string_ex(value);
if ((*value)->value.str.len > 10 || (*value)->value.str.len == 0) {
php_error(E_WARNING, "invalid field name '%s' (must be non-empty and less than or equal to 10 characters)", (*value)->value.str.val);
free_dbf_head(dbh);
RETURN_FALSE;
}
copy_crimp(cur_f->db_fname, (*value)->value.str.val, (*value)->value.str.len);
/* field type */
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if (zend_hash_index_find(Z_ARRVAL_PP (field), 1,(void **)&value) == FAILURE) {
php_error(E_WARNING, "expected field type as sececond element of list in field %d", i);
RETURN_FALSE;
}
convert_to_string_ex(value);
cur_f->db_type = toupper(*(*value)->value.str.val);
cur_f->db_fdc = 0;
/* verify the field length */
switch (cur_f->db_type) {
case 'L':
cur_f->db_flen = 1;
break;
case 'M':
cur_f->db_flen = 9;
dbh->db_dbt = DBH_TYPE_MEMO;
/* should create the memo file here, probably */
break;
case 'D':
cur_f->db_flen = 8;
break;
case 'N':
case 'C':
/* field length */
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if (zend_hash_index_find(Z_ARRVAL_PP (field), 2,(void **)&value) == FAILURE) {
php_error(E_WARNING, "expected field length as third element of list in field %d", i);
free_dbf_head(dbh);
RETURN_FALSE;
}
convert_to_long_ex(value);
cur_f->db_flen = (*value)->value.lval;
if (cur_f->db_type == 'N') {
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if (zend_hash_index_find(Z_ARRVAL_PP (field), 3, (void **)&value) == FAILURE) {
php_error(E_WARNING, "expected field precision as fourth element of list in field %d", i);
free_dbf_head(dbh);
RETURN_FALSE;
}
convert_to_long_ex(value);
cur_f->db_fdc = (*value)->value.lval;
}
break;
default:
php_error(E_WARNING, "unknown field type '%c'", cur_f->db_type);
}
cur_f->db_foffset = rlen;
rlen += cur_f->db_flen;
cur_f->db_format = get_dbf_f_fmt(cur_f);
}
dbh->db_rlen = rlen;
put_dbf_info(dbh);
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handle = zend_list_insert(dbh, DBase_GLOBAL(le_dbhead));
RETURN_LONG(handle);
}
/* }}} */
function_entry dbase_functions[] = {
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PHP_FE(dbase_open, NULL)
PHP_FE(dbase_create, NULL)
PHP_FE(dbase_close, NULL)
PHP_FE(dbase_numrecords, NULL)
PHP_FE(dbase_numfields, NULL)
PHP_FE(dbase_add_record, NULL)
PHP_FE(dbase_replace_record, NULL)
PHP_FE(dbase_get_record, NULL)
PHP_FE(dbase_get_record_with_names, NULL)
PHP_FE(dbase_delete_record, NULL)
PHP_FE(dbase_pack, NULL)
{NULL, NULL, NULL}
};
zend_module_entry dbase_module_entry = {
"dbase", dbase_functions, PHP_MINIT(dbase), PHP_MSHUTDOWN(dbase), NULL, NULL, NULL, STANDARD_MODULE_PROPERTIES
};
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#ifdef COMPILE_DL_DBASE
ZEND_GET_MODULE(dbase)
#if (WIN32|WINNT) && defined(THREAD_SAFE)
/*NOTE: You should have an odbc.def file where you
export DllMain*/
BOOL WINAPI DllMain(HANDLE hModule,
DWORD ul_reason_for_call,
LPVOID lpReserved)
{
return 1;
}
#endif
#endif
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/