added a file open funtion

ulab-next
Jay Sorg 12 years ago
parent c1dfea1613
commit e07dd5afb5

@ -1370,6 +1370,44 @@ g_file_open(const char *file_name)
#endif #endif
} }
/*****************************************************************************/
/* returns -1 on error, else return handle or file descriptor */
int APP_CC
g_file_open_ex(const char *file_name, int aread, int awrite,
int acreate, int atrunc)
{
#if defined(_WIN32)
return -1;
#else
int rv;
int flags;
flags = 0;
if (aread && awrite)
{
flags |= O_RDWR;
}
else if (aread)
{
flags |= O_RDONLY;
}
else if (awrite)
{
flags |= O_WRONLY;
}
if (acreate)
{
flags |= O_CREAT;
}
if (atrunc)
{
flags |= O_TRUNC;
}
rv = open(file_name, flags, S_IRUSR | S_IWUSR);
return rv;
#endif
}
/*****************************************************************************/ /*****************************************************************************/
/* returns error, always 0 */ /* returns error, always 0 */
int APP_CC int APP_CC

@ -133,6 +133,9 @@ g_memcmp(const void* s1, const void* s2, int len);
int APP_CC int APP_CC
g_file_open(const char* file_name); g_file_open(const char* file_name);
int APP_CC int APP_CC
g_file_open_ex(const char *file_name, int aread, int awrite,
int acreate, int atrunc);
int APP_CC
g_file_close(int fd); g_file_close(int fd);
int APP_CC int APP_CC
g_file_read(int fd, char* ptr, int len); g_file_read(int fd, char* ptr, int len);

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