Error if "-C <dir>" where "dir" doesn't exist
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This commit is contained in:
Stephen Seo 2024-09-30 19:16:29 +09:00
parent a81ec4434a
commit b098fd6d69
3 changed files with 32 additions and 6 deletions

View file

@ -67,12 +67,13 @@ int main(int argc, const char **argv) {
}
}
SDArchiverParsedStatus parsed_status;
__attribute__((cleanup(simple_archiver_list_free)))
SDArchiverLinkedList *filenames =
simple_archiver_parsed_to_filenames(&parsed);
if (!filenames) {
fprintf(stderr,
"ERROR: Failed to resolve filenames from positional arguments!\n");
simple_archiver_parsed_to_filenames(&parsed, &parsed_status);
if (!filenames || parsed_status != SDAPS_SUCCESS) {
fprintf(stderr, "ERROR: %s!\n",
simple_archiver_parsed_status_to_str(parsed_status));
return 8;
}

View file

@ -131,6 +131,17 @@ int list_remove_same_str_fn(void *data, void *ud) {
return 0;
}
char *simple_archiver_parsed_status_to_str(SDArchiverParsedStatus status) {
switch (status) {
case SDAPS_SUCCESS:
return "Success";
case SDAPS_NO_USER_CWD:
return "No user current working directory (-C <dir>)";
default:
return "Unknown error";
}
}
void simple_archiver_print_usage(void) {
fprintf(stderr, "Usage flags:\n");
fprintf(stderr, "-c : create archive file\n");
@ -367,7 +378,7 @@ void simple_archiver_free_parsed(SDArchiverParsed *parsed) {
}
SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
const SDArchiverParsed *parsed) {
const SDArchiverParsed *parsed, SDArchiverParsedStatus *status_out) {
SDArchiverLinkedList *files_list = simple_archiver_list_init();
__attribute__((cleanup(simple_archiver_hash_map_free)))
SDArchiverHashMap *hash_map = simple_archiver_hash_map_init();
@ -381,6 +392,9 @@ SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
original_cwd = realpath(".", NULL);
if (chdir(parsed->user_cwd)) {
simple_archiver_list_free(&files_list);
if (status_out) {
*status_out = SDAPS_NO_USER_CWD;
}
return NULL;
}
}
@ -607,5 +621,8 @@ SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
}
}
if (status_out) {
*status_out = SDAPS_SUCCESS;
}
return files_list;
}

View file

@ -59,6 +59,14 @@ typedef struct SDArchiverFileInfo {
char *link_dest;
} SDArchiverFileInfo;
typedef enum SDArchiverParsedStatus {
SDAPS_SUCCESS,
SDAPS_NO_USER_CWD,
} SDArchiverParsedStatus;
/// Returned c-string does not need to be free'd.
char *simple_archiver_parsed_status_to_str(SDArchiverParsedStatus status);
void simple_archiver_print_usage(void);
SDArchiverParsed simple_archiver_create_parsed(void);
@ -74,6 +82,6 @@ void simple_archiver_free_parsed(SDArchiverParsed *parsed);
/// Each entry in the linked list is an SDArchiverFileInfo object.
SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
const SDArchiverParsed *parsed);
const SDArchiverParsed *parsed, SDArchiverParsedStatus *status_out);
#endif