FILE *
sat_xfopen_fd(const char *fn, int fd, const char *mode)
{
char *suf;
gzFile *gzf;
suf = fn ? strrchr(fn, '.') : 0;
if (!mode)
{
int fl = fcntl(fd, F_GETFL, 0);
if (fl == -1)
return 0;
fl &= O_RDONLY|O_WRONLY|O_RDWR;
if (fl == O_WRONLY)
mode = "w";
else if (fl == O_RDWR)
{
if (!suf || strcmp(suf, ".gz") != 0)
mode = "r+";
else
mode = "r";
}
else
mode = "r";
}
if (!suf || strcmp(suf, ".gz") != 0)
return fdopen(fd, mode);
gzf = gzdopen(fd, mode);
if (!gzf)
return 0;
return mygzfopen(gzf);
}
FILE *
solv_xfopen(const char *fn, const char *mode)
{
char *suf;
if (!fn)
return 0;
if (!mode)
mode = "r";
suf = strrchr(fn, '.');
if (suf && !strcmp(suf, ".gz"))
return mygzfopen(fn, mode);
#ifdef ENABLE_LZMA_COMPRESSION
if (suf && !strcmp(suf, ".xz"))
return myxzfopen(fn, mode);
if (suf && !strcmp(suf, ".lzma"))
return mylzfopen(fn, mode);
#else
if (suf && !strcmp(suf, ".xz"))
return 0;
if (suf && !strcmp(suf, ".lzma"))
return 0;
#endif
#ifdef ENABLE_BZIP2_COMPRESSION
if (suf && !strcmp(suf, ".bz2"))
return mybzfopen(fn, mode);
#else
if (suf && !strcmp(suf, ".bz2"))
return 0;
#endif
return fopen(fn, mode);
}
FILE *
sat_xfopen(const char *fn, const char *mode)
{
char *suf;
gzFile *gzf;
if (!fn)
return 0;
if (!mode)
mode = "r";
suf = strrchr(fn, '.');
if (!suf || strcmp(suf, ".gz") != 0)
return fopen(fn, mode);
gzf = gzopen(fn, mode);
if (!gzf)
return 0;
return mygzfopen(gzf);
}
