[pacman-dev] [PATCH 2/2] Use GOTO_ERR throughout

Allan McRae allan at archlinux.org
Mon Apr 13 12:27:11 UTC 2020


The GOTO_ERR define was added in commit 80ae8014 for use in future commits.
There are plenty of places in the code base it can be used, so convert them.

Signed-off-by: Allan McRae <allan at archlinux.org>
---
 lib/libalpm/be_local.c   |  6 ++----
 lib/libalpm/be_package.c | 24 ++++++++----------------
 lib/libalpm/be_sync.c    |  6 ++----
 lib/libalpm/dload.c      |  6 ++----
 lib/libalpm/signing.c    | 16 ++++++----------
 lib/libalpm/sync.c       |  5 ++---
 6 files changed, 22 insertions(+), 41 deletions(-)

diff --git a/lib/libalpm/be_local.c b/lib/libalpm/be_local.c
index 689f0102..e73a97bb 100644
--- a/lib/libalpm/be_local.c
+++ b/lib/libalpm/be_local.c
@@ -256,8 +256,7 @@ static struct archive *_cache_mtree_open(alpm_pkg_t *pkg)
 	}
 
 	if((mtree = archive_read_new()) == NULL) {
-		pkg->handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-		goto error;
+		GOTO_ERR(pkg->handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	_alpm_archive_read_support_filter_all(mtree);
@@ -266,9 +265,8 @@ static struct archive *_cache_mtree_open(alpm_pkg_t *pkg)
 	if((r = _alpm_archive_read_open_file(mtree, mtfile, ALPM_BUFFER_SIZE))) {
 		_alpm_log(pkg->handle, ALPM_LOG_ERROR, _("error while reading file %s: %s\n"),
 					mtfile, archive_error_string(mtree));
-		pkg->handle->pm_errno = ALPM_ERR_LIBARCHIVE;
 		_alpm_archive_read_free(mtree);
-		goto error;
+		GOTO_ERR(pkg->handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	free(mtfile);
diff --git a/lib/libalpm/be_package.c b/lib/libalpm/be_package.c
index 38ba365d..f98832f4 100644
--- a/lib/libalpm/be_package.c
+++ b/lib/libalpm/be_package.c
@@ -459,8 +459,7 @@ static int build_filelist_from_mtree(alpm_handle_t *handle, alpm_pkg_t *pkg, str
 	/* create a new archive to parse the mtree and load it from archive into memory */
 	/* TODO: split this into a function */
 	if((mtree = archive_read_new()) == NULL) {
-		handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	_alpm_archive_read_support_filter_all(mtree);
@@ -479,8 +478,7 @@ static int build_filelist_from_mtree(alpm_handle_t *handle, alpm_pkg_t *pkg, str
 		if(size < 0) {
 			_alpm_log(handle, ALPM_LOG_DEBUG, _("error while reading package %s: %s\n"),
 					pkg->filename, archive_error_string(archive));
-			handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-			goto error;
+			GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 		}
 		if(size == 0) {
 			break;
@@ -493,8 +491,7 @@ static int build_filelist_from_mtree(alpm_handle_t *handle, alpm_pkg_t *pkg, str
 		_alpm_log(handle, ALPM_LOG_DEBUG,
 				_("error while reading mtree of package %s: %s\n"),
 				pkg->filename, archive_error_string(mtree));
-		handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	while((ret = archive_read_next_header(mtree, &mtree_entry)) == ARCHIVE_OK) {
@@ -517,8 +514,7 @@ static int build_filelist_from_mtree(alpm_handle_t *handle, alpm_pkg_t *pkg, str
 	if(ret != ARCHIVE_EOF && ret != ARCHIVE_OK) { /* An error occurred */
 		_alpm_log(handle, ALPM_LOG_DEBUG, _("error while reading mtree of package %s: %s\n"),
 				pkg->filename, archive_error_string(mtree));
-		handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	/* throw away any files we loaded directly from the archive */
@@ -583,11 +579,9 @@ alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle,
 
 	newpkg = _alpm_pkg_new();
 	if(newpkg == NULL) {
-		handle->pm_errno = ALPM_ERR_MEMORY;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_MEMORY, error);
 	}
-	STRDUP(newpkg->filename, pkgfile,
-			handle->pm_errno = ALPM_ERR_MEMORY; goto error);
+	STRDUP(newpkg->filename, pkgfile, GOTO_ERR(handle, ALPM_ERR_MEMORY, error));
 	newpkg->size = st.st_size;
 
 	_alpm_log(handle, ALPM_LOG_DEBUG, "starting package load for %s\n", pkgfile);
@@ -637,8 +631,7 @@ alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle,
 		if(archive_read_data_skip(archive)) {
 			_alpm_log(handle, ALPM_LOG_ERROR, _("error while reading package %s: %s\n"),
 					pkgfile, archive_error_string(archive));
-			handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-			goto error;
+			GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 		}
 
 		/* if we are not doing a full read, see if we have all we need */
@@ -650,8 +643,7 @@ alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle,
 	if(ret != ARCHIVE_EOF && ret != ARCHIVE_OK) { /* An error occurred */
 		_alpm_log(handle, ALPM_LOG_ERROR, _("error while reading package %s: %s\n"),
 				pkgfile, archive_error_string(archive));
-		handle->pm_errno = ALPM_ERR_LIBARCHIVE;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_LIBARCHIVE, error);
 	}
 
 	if(!config) {
diff --git a/lib/libalpm/be_sync.c b/lib/libalpm/be_sync.c
index 5f457122..2cee97e0 100644
--- a/lib/libalpm/be_sync.c
+++ b/lib/libalpm/be_sync.c
@@ -464,9 +464,8 @@ static int sync_db_populate(alpm_db_t *db)
 
 	db->pkgcache = _alpm_pkghash_create(est_count);
 	if(db->pkgcache == NULL) {
-		db->handle->pm_errno = ALPM_ERR_MEMORY;
 		ret = -1;
-		goto cleanup;
+		GOTO_ERR(db->handle, ALPM_ERR_MEMORY, cleanup);
 	}
 
 	while((archive_ret = archive_read_next_header(archive, &entry)) == ARCHIVE_OK) {
@@ -485,9 +484,8 @@ static int sync_db_populate(alpm_db_t *db)
 		_alpm_log(db->handle, ALPM_LOG_ERROR, _("could not read db '%s' (%s)\n"),
 				db->treename, archive_error_string(archive));
 		_alpm_db_free_pkgcache(db);
-		db->handle->pm_errno = ALPM_ERR_LIBARCHIVE;
 		ret = -1;
-		goto cleanup;
+		GOTO_ERR(db->handle, ALPM_ERR_LIBARCHIVE, cleanup);
 	}
 
 	count = alpm_list_count(db->pkgcache->list);
diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c
index 670da03d..57232a53 100644
--- a/lib/libalpm/dload.c
+++ b/lib/libalpm/dload.c
@@ -424,11 +424,10 @@ static int curl_download_internal(struct dload_payload *payload,
 	if(localf == NULL) {
 		localf = fopen(payload->tempfile_name, payload->tempfile_openmode);
 		if(localf == NULL) {
-			handle->pm_errno = ALPM_ERR_RETRIEVE;
 			_alpm_log(handle, ALPM_LOG_ERROR,
 					_("could not open file %s: %s\n"),
 					payload->tempfile_name, strerror(errno));
-			goto cleanup;
+			GOTO_ERR(handle, ALPM_ERR_RETRIEVE, cleanup);
 		}
 	}
 
@@ -535,10 +534,9 @@ static int curl_download_internal(struct dload_payload *payload,
 	 * as actually being transferred during curl_easy_perform() */
 	if(!DOUBLE_EQ(remote_size, -1) && !DOUBLE_EQ(bytes_dl, -1) &&
 			!DOUBLE_EQ(bytes_dl, remote_size)) {
-		handle->pm_errno = ALPM_ERR_RETRIEVE;
 		_alpm_log(handle, ALPM_LOG_ERROR, _("%s appears to be truncated: %jd/%jd bytes\n"),
 				payload->remote_name, (intmax_t)bytes_dl, (intmax_t)remote_size);
-		goto cleanup;
+		GOTO_ERR(handle, ALPM_ERR_RETRIEVE, cleanup);
 	}
 
 	if(payload->trust_remote_name) {
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index 52c27ccb..c8eaaca2 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -586,16 +586,14 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
 				|| (sigfile = fopen(sigpath, "rb")) == NULL) {
 			_alpm_log(handle, ALPM_LOG_DEBUG, "sig path %s could not be opened\n",
 					sigpath);
-			handle->pm_errno = ALPM_ERR_SIG_MISSING;
-			goto error;
+			GOTO_ERR(handle, ALPM_ERR_SIG_MISSING, error);
 		}
 	}
 
 	/* does the file we are verifying exist? */
 	file = fopen(path, "rb");
 	if(file == NULL) {
-		handle->pm_errno = ALPM_ERR_NOT_A_FILE;
-		goto error;
+		GOTO_ERR(handle, ALPM_ERR_NOT_A_FILE, error);
 	}
 
 	if(init_gpgme(handle)) {
@@ -619,8 +617,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
 		int decode_ret = alpm_decode_signature(base64_sig,
 				&decoded_sigdata, &data_len);
 		if(decode_ret) {
-			handle->pm_errno = ALPM_ERR_SIG_INVALID;
-			goto gpg_error;
+			GOTO_ERR(handle, ALPM_ERR_SIG_INVALID, error);
 		}
 		gpg_err = gpgme_data_new_from_mem(&sigdata,
 				(char *)decoded_sigdata, data_len, 0);
@@ -637,15 +634,14 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
 	CHECK_ERR();
 	if(!verify_result || !verify_result->signatures) {
 		_alpm_log(handle, ALPM_LOG_DEBUG, "no signatures returned\n");
-		handle->pm_errno = ALPM_ERR_SIG_MISSING;
-		goto gpg_error;
+		GOTO_ERR(handle, ALPM_ERR_SIG_MISSING, gpg_error);
 	}
 	for(gpgsig = verify_result->signatures, sigcount = 0;
 			gpgsig; gpgsig = gpgsig->next, sigcount++);
 	_alpm_log(handle, ALPM_LOG_DEBUG, "%d signatures returned\n", sigcount);
 
 	CALLOC(siglist->results, sigcount, sizeof(alpm_sigresult_t),
-			handle->pm_errno = ALPM_ERR_MEMORY; goto gpg_error);
+			GOTO_ERR(handle, ALPM_ERR_MEMORY, gpg_error));
 	siglist->count = sigcount;
 
 	for(gpgsig = verify_result->signatures, sigcount = 0; gpgsig;
@@ -682,7 +678,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
 			gpg_err = GPG_ERR_NO_ERROR;
 			/* we dupe the fpr in this case since we have no key to point at */
 			STRDUP(result->key.fingerprint, gpgsig->fpr,
-					handle->pm_errno = ALPM_ERR_MEMORY; goto gpg_error);
+					GOTO_ERR(handle, ALPM_ERR_MEMORY, gpg_error));
 		} else {
 			CHECK_ERR();
 			if(key->uids) {
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 50b21b54..8a9dcae8 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -456,11 +456,10 @@ int _alpm_sync_prepare(alpm_handle_t *handle, alpm_list_t **data)
 				}
 			} else {
 				/* pm_errno was set by resolvedeps, callback may have overwrote it */
-				handle->pm_errno = ALPM_ERR_UNSATISFIED_DEPS;
 				alpm_list_free(resolved);
 				alpm_list_free(unresolvable);
 				ret = -1;
-				goto cleanup;
+				GOTO_ERR(handle, ALPM_ERR_UNSATISFIED_DEPS, cleanup);
 			}
 		}
 
@@ -820,7 +819,7 @@ static int download_files(alpm_handle_t *handle)
 			const alpm_pkg_t *pkg = i->data;
 			struct dload_payload payload = {0};
 
-			STRDUP(payload.remote_name, pkg->filename, handle->pm_errno = ALPM_ERR_MEMORY; goto finish);
+			STRDUP(payload.remote_name, pkg->filename, GOTO_ERR(handle, ALPM_ERR_MEMORY, finish));
 			payload.servers = pkg->origin_data.db->servers;
 			payload.max_size = pkg->size;
 
-- 
2.25.1


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