TEST(symlinks_are_not_resolved_in_tree_preview, IF(not_windows))
{
int nlines;
FILE *fp;
char **lines;
assert_success(os_mkdir(SANDBOX_PATH "/dir", 0777));
/* symlink() is not available on Windows, but the rest of the code is fine. */
#ifndef _WIN32
assert_success(symlink(".", SANDBOX_PATH "/dir/link"));
#endif
fp = qv_view_dir(SANDBOX_PATH "/dir");
lines = read_file_lines(fp, &nlines);
assert_int_equal(4, nlines);
assert_string_equal("dir/", lines[0]);
assert_string_equal("`-- link/ -> .", lines[1]);
assert_string_equal("", lines[2]);
assert_string_equal("1 directory, 0 files", lines[3]);
free_string_array(lines, nlines);
fclose(fp);
assert_success(unlink(SANDBOX_PATH "/dir/link"));
assert_success(rmdir(SANDBOX_PATH "/dir"));
}
/* Reads data to be displayed handling error cases. Returns zero on success, 1
* if file is a directory, 2 on file reading error, 3 on issues with viewer or
* 4 on empty input. */
static int
get_view_data(view_info_t *vi, const char file_to_view[])
{
FILE *fp;
const char *const viewer =
get_viewer_for_file(get_last_path_component(file_to_view));
if(is_null_or_empty(viewer))
{
if(is_dir(file_to_view))
{
return 1;
}
else if((fp = fopen(file_to_view, "rb")) == NULL)
{
return 2;
}
}
else if((fp = use_info_prog(viewer)) == NULL)
{
return 3;
}
vi->lines = is_null_or_empty(viewer)
? read_file_lines(fp, &vi->nlines)
: read_stream_lines(fp, &vi->nlines);
fclose(fp);
if(vi->lines == NULL || vi->nlines == 0)
{
return 4;
}
return 0;
}
/* Reads data to be displayed handling error cases. Returns zero on success, 1
* if file is a directory, 2 on file reading error, 3 on issues with viewer or
* 4 on empty input. */
static int
get_view_data(view_info_t *vi, const char file_to_view[])
{
FILE *fp;
const char *const viewer = gv_get_viewer(file_to_view);
if(is_null_or_empty(viewer))
{
if(is_dir(file_to_view))
{
return 1;
}
fp = os_fopen(file_to_view, "rb");
if(fp == NULL)
{
return 2;
}
vi->lines = read_file_lines(fp, &vi->nlines);
}
else
{
const int graphics = is_graphics_viewer(viewer);
FileView *const curr = curr_view;
curr_view = curr_stats.view ? curr_view
: (vi->view != NULL) ? vi->view : curr_view;
curr_stats.preview_hint = vi->view;
if(graphics)
{
/* Wait a bit to let terminal emulator do actual refresh (at least some
* of them need this). */
usleep(50000);
}
fp = use_info_prog(viewer);
curr_view = curr;
curr_stats.preview_hint = NULL;
if(fp == NULL)
{
return 3;
}
if(graphics)
{
vi->graphics = 1;
}
vi->lines = read_stream_lines(fp, &vi->nlines);
}
fclose(fp);
if(vi->lines == NULL || vi->nlines == 0)
{
return 4;
}
return 0;
}
