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/**
** utility.c - support/utility functions for gnomp3
**
** Copyright (C) 2000 Matthew Pratt <mattpratt@yahoo.com>
**
** This software is licensed under the terms of the GNU General
** Public License (GPL). Please see the file LICENSE for details.
**/
#include "gnomp3.h"
#include <sys/stat.h>
/* breaks the given path into the filename and the dir directly above that */
void path_breakdown(char *path, char **dir, char **file)
{
char *ptr;
g_return_if_fail( path != NULL );
g_return_if_fail( dir != NULL );
g_return_if_fail( file != NULL );
ptr = path;
*dir = *file = NULL;
while( *ptr )ptr++; // find end of string
/* get rid of .mp3 at end if exists */
if( !strcasecmp( ptr - 4, ".mp3" )){
ptr -= 4;
*ptr = 0;
}
/* step back wards from the end of the string looking for the '/' */
while( ptr != path ){
if ( *ptr == '/' ){
/* file found */
if( *file == NULL ){
*file = ptr + 1;
*ptr = 0;
}else if ( *dir == NULL )
*dir = ptr + 1;
else
return;
}
ptr--;
}
}
void strip_underscores(char *string)
{
while( *string ){
if( *string == '_' )
*string = ' ';
string++;
}
}
/* creates the directory if it does not already exist */
void check_and_create_dir(char *prefix, char *dirname)
{
struct stat st;
char *path;
if( prefix )
path = g_strconcat( prefix, "/", dirname, NULL);
else
path = g_strdup (dirname);
if (stat(path, &st) < 0)
if (mkdir(path, 0755) < 0)
fprintf(stderr, "Could not create '%s' directory...functionality may be limited\n", path);
g_free(path);
}
int is_directory(char *path)
{
struct stat st;
if (stat(path, &st) != -1){
if( S_ISDIR(st.st_mode))
return TRUE;
}
return FALSE;
}
int file_exists(char *path)
{
struct stat st;
if (stat(path, &st) != -1){
return TRUE;
}
return FALSE;
}
/*
* Returns the full path of a file name that is assumed to be in the home
* direcory of the caller, in a static buffer.
*/
char *file_in_home(char *filename)
{
static char path[MAX_PATH];
g_snprintf( path, sizeof(path), "%s/%s", getenv("HOME"), filename );
return path;
}
GList *g_list_move_up(GList *list, GList *node)
{
int pos;
GList *nl;
pos = g_list_position( list, node );
if( pos == 0 )
return list;
nl = g_list_remove_link( list, node );
nl = g_list_insert( nl, node->data, pos - 1 );
//g_free(node);
return nl;
}
GList *g_list_move_down(GList *list, GList *node)
{
int pos;
GList *nl;
pos = g_list_position( list, node );
nl = g_list_remove_link( list, node );
nl = g_list_insert( nl, node->data, pos + 1 );
//g_free(node);
return nl;
}
char *itoa(int i)
{
static char a[128];
g_snprintf( a, sizeof(a), "%d", i );
return a;
}
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