On 12/05/2014 04:22 PM, Tyler Hicks wrote:
> This is done in preparation for moving the features code to a library.
>
> Signed-off-by: Tyler Hicks <tyhi...@canonical.com>
I'm all for removing regular prints from the code for the library but
do we really want to remove debug prints that only show up when the code
is compiled with debugging enabled?
> ---
> parser/features.c | 33 +++++++++++++++------------------
> 1 file changed, 15 insertions(+), 18 deletions(-)
>
> diff --git a/parser/features.c b/parser/features.c
> index 5f43c44..f3bdcd0 100644
> --- a/parser/features.c
> +++ b/parser/features.c
> @@ -72,14 +72,12 @@ static int features_dir_cb(DIR *dir, const char *name,
> struct stat *st,
> if (S_ISREG(st->st_mode)) {
> autoclose int file = -1;
>
> - if (!(file = openat(dirfd(dir), name, O_RDONLY))) {
> - PDEBUG("Could not open '%s'", name);
> + if (!(file = openat(dirfd(dir), name, O_RDONLY)))
> return -1;
> - }
> - PDEBUG("Opened features \"%s\"\n", name);
> +
> remaining = fst->size - (fst->pos - fst->buffer);
> if (st->st_size > remaining) {
> - PDEBUG("Feature buffer full.");
> + errno = ENOBUFS;
> return -1;
> }
>
> @@ -91,10 +89,9 @@ static int features_dir_cb(DIR *dir, const char *name,
> struct stat *st,
> *fst->pos = 0;
> }
> } while (len > 0);
> - if (len < 0) {
> - PDEBUG("Error reading feature file '%s'\n", name);
> +
> + if (len < 0)
> return -1;
> - }
> } else if (S_ISDIR(st->st_mode)) {
> if (dirat_for_each(dir, name, fst, features_dir_cb))
> return -1;
> @@ -114,17 +111,15 @@ static int features_dir_cb(DIR *dir, const char *name,
> struct stat *st,
> return 0;
> }
>
> -static char *handle_features_dir(const char *filename, char *buffer, int
> size,
> - char *pos)
> +static int handle_features_dir(const char *filename, char *buffer, int size,
> + char *pos)
> {
> struct features_struct fst = { buffer, size, pos };
>
> - if (dirat_for_each(NULL, filename, &fst, features_dir_cb)) {
> - PDEBUG("Failed evaluating %s\n", filename);
> - exit(1);
> - }
> + if (dirat_for_each(NULL, filename, &fst, features_dir_cb))
> + return -1;
>
> - return fst.pos;
> + return 0;
> }
>
> static int load_features_file(const char *name, char *buffer, size_t size)
> @@ -161,6 +156,7 @@ int aa_features_new(aa_features **features, const char
> *path)
> {
> struct stat stat_file;
> aa_features *f;
> + int retval;
>
> *features = NULL;
>
> @@ -174,9 +170,10 @@ int aa_features_new(aa_features **features, const char
> *path)
> }
> aa_features_ref(f);
>
> - if (S_ISDIR(stat_file.st_mode)) {
> - handle_features_dir(path, f->string, STRING_SIZE, f->string);
> - } else if (load_features_file(path, f->string, STRING_SIZE)) {
> + retval = S_ISDIR(stat_file.st_mode) ?
> + handle_features_dir(path, f->string, STRING_SIZE, f->string) :
> + load_features_file(path, f->string, STRING_SIZE);
> + if (retval) {
> int save = errno;
>
> aa_features_unref(f);
>
--
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