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/**
* GJay, copyright (c) 2010 Craig Small
*
* util.c - common utilities
*
* 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 1, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include <dlfcn.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <glib/gstdio.h>
#include "util.h"
#include "i18n.h"
void *
gjay_dlsym(void *handle, const char const *func_name)
{
char *error;
void *sym;
sym = dlsym(handle, func_name);
if ((error = dlerror()) != NULL) {
g_error("Cannot dynamically find libFLAC function %s (%s)",
func_name, error);
return NULL;
}
return sym;
}
/**
* Duplicate a string from one encoding to another
*/
gchar * strdup_convert ( const gchar * str,
const gchar * enc_to,
const gchar * enc_from ) {
gchar * conv;
gsize b_read, b_written;
conv = g_convert (str,
-1,
enc_to,
enc_from,
&b_read,
&b_written,
NULL);
if (!conv) {
printf(_("Unable to convert from %s charset; perhaps encoded differently?"), enc_from);
return g_strdup(str);
}
return conv;
}
/**
* Implement strtof, except make it locale agnostic w/r/t whether a
* decimal is "," or "."
*/
float strtof_gjay ( const char *nptr, char **endptr) {
char * end;
float base = 10.0;
float divisor;
float result = 0;
result = strtol(nptr, &end, 10);
if ((*end == '.') || (*end == ',')) {
end++;
divisor = base;
while (isdigit(*end)) {
result += (*end - '0') / divisor;
divisor *= base;
end++;
}
}
if (endptr)
*endptr = end;
return result;
}
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