[pacman-dev] [PATCH 3/3] libalpm: avoid name space conflict
Sami Kerola
kerolasa at iki.fi
Mon Sep 2 16:30:48 EDT 2013
The symbol 'err' refers to err() from err.h, and is wisest to be avoided
as a variable name.
Reference: http://man7.org/linux/man-pages/man3/err.3.html
Signed-off-by: Sami Kerola <kerolasa at iki.fi>
---
lib/libalpm/signing.c | 70 +++++++++++++++++++++++++--------------------------
1 file changed, 35 insertions(+), 35 deletions(-)
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index 3208458..a856f13 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -37,7 +37,7 @@
#if HAVE_LIBGPGME
#define CHECK_ERR(void) do { \
- if(gpg_err_code(err) != GPG_ERR_NO_ERROR) { goto gpg_error; } \
+ if(gpg_err_code(gpg_err) != GPG_ERR_NO_ERROR) { goto gpg_error; } \
} while(0)
/**
@@ -124,7 +124,7 @@ static int init_gpgme(alpm_handle_t *handle)
{
static int init = 0;
const char *version, *sigdir;
- gpgme_error_t err;
+ gpgme_error_t gpg_err;
gpgme_engine_info_t enginfo;
if(init) {
@@ -160,13 +160,13 @@ static int init_gpgme(alpm_handle_t *handle)
*/
/* check for OpenPGP support (should be a no-brainer, but be safe) */
- err = gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP);
+ gpg_err = gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP);
CHECK_ERR();
/* set and check engine information */
- err = gpgme_set_engine_info(GPGME_PROTOCOL_OpenPGP, NULL, sigdir);
+ gpg_err = gpgme_set_engine_info(GPGME_PROTOCOL_OpenPGP, NULL, sigdir);
CHECK_ERR();
- err = gpgme_get_engine_info(&enginfo);
+ gpg_err = gpgme_get_engine_info(&enginfo);
CHECK_ERR();
_alpm_log(handle, ALPM_LOG_DEBUG, "GPGME engine info: file=%s, home=%s\n",
enginfo->file_name, enginfo->home_dir);
@@ -175,7 +175,7 @@ static int init_gpgme(alpm_handle_t *handle)
return 0;
gpg_error:
- _alpm_log(handle, ALPM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(err));
+ _alpm_log(handle, ALPM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(gpg_err));
RET_ERR(handle, ALPM_ERR_GPGME, -1);
}
@@ -187,7 +187,7 @@ gpg_error:
*/
int _alpm_key_in_keychain(alpm_handle_t *handle, const char *fpr)
{
- gpgme_error_t err;
+ gpgme_error_t gpg_err;
gpgme_ctx_t ctx;
gpgme_key_t key;
int ret = -1;
@@ -198,20 +198,20 @@ int _alpm_key_in_keychain(alpm_handle_t *handle, const char *fpr)
}
memset(&ctx, 0, sizeof(ctx));
- err = gpgme_new(&ctx);
+ gpg_err = gpgme_new(&ctx);
CHECK_ERR();
_alpm_log(handle, ALPM_LOG_DEBUG, "looking up key %s locally\n", fpr);
- err = gpgme_get_key(ctx, fpr, &key, 0);
- if(gpg_err_code(err) == GPG_ERR_EOF) {
+ gpg_err = gpgme_get_key(ctx, fpr, &key, 0);
+ if(gpg_err_code(gpg_err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
ret = 0;
- } else if(gpg_err_code(err) == GPG_ERR_NO_ERROR) {
+ } else if(gpg_err_code(gpg_err) == GPG_ERR_NO_ERROR) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup success, key exists\n");
ret = 1;
} else {
- _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err));
+ _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(gpg_err));
}
gpgme_key_unref(key);
@@ -234,7 +234,7 @@ error:
static int key_search(alpm_handle_t *handle, const char *fpr,
alpm_pgpkey_t *pgpkey)
{
- gpgme_error_t err;
+ gpgme_error_t gpg_err;
gpgme_ctx_t ctx;
gpgme_keylist_mode_t mode;
gpgme_key_t key;
@@ -249,20 +249,20 @@ static int key_search(alpm_handle_t *handle, const char *fpr,
sprintf(full_fpr, "0x%s", fpr);
memset(&ctx, 0, sizeof(ctx));
- err = gpgme_new(&ctx);
+ gpg_err = gpgme_new(&ctx);
CHECK_ERR();
mode = gpgme_get_keylist_mode(ctx);
/* using LOCAL and EXTERN together doesn't work for GPG 1.X. Ugh. */
mode &= ~GPGME_KEYLIST_MODE_LOCAL;
mode |= GPGME_KEYLIST_MODE_EXTERN;
- err = gpgme_set_keylist_mode(ctx, mode);
+ gpg_err = gpgme_set_keylist_mode(ctx, mode);
CHECK_ERR();
_alpm_log(handle, ALPM_LOG_DEBUG, "looking up key %s remotely\n", fpr);
- err = gpgme_get_key(ctx, full_fpr, &key, 0);
- if(gpg_err_code(err) == GPG_ERR_EOF) {
+ gpg_err = gpgme_get_key(ctx, full_fpr, &key, 0);
+ if(gpg_err_code(gpg_err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
/* Try an alternate lookup using the 8 character fingerprint value, since
* busted-ass keyservers can't support lookups using subkeys with the full
@@ -271,8 +271,8 @@ static int key_search(alpm_handle_t *handle, const char *fpr,
const char *short_fpr = memcpy(&full_fpr[fpr_len - 8], "0x", 2);
_alpm_log(handle, ALPM_LOG_DEBUG,
"looking up key %s remotely\n", short_fpr);
- err = gpgme_get_key(ctx, short_fpr, &key, 0);
- if(gpg_err_code(err) == GPG_ERR_EOF) {
+ gpg_err = gpgme_get_key(ctx, short_fpr, &key, 0);
+ if(gpg_err_code(gpg_err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
ret = 0;
}
@@ -321,7 +321,7 @@ static int key_search(alpm_handle_t *handle, const char *fpr,
gpg_error:
if(ret != 1) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err));
+ _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(gpg_err));
}
free(full_fpr);
gpgme_release(ctx);
@@ -336,7 +336,7 @@ gpg_error:
*/
static int key_import(alpm_handle_t *handle, alpm_pgpkey_t *key)
{
- gpgme_error_t err;
+ gpgme_error_t gpg_err;
gpgme_ctx_t ctx;
gpgme_key_t keys[2];
gpgme_import_result_t result;
@@ -349,14 +349,14 @@ static int key_import(alpm_handle_t *handle, alpm_pgpkey_t *key)
}
memset(&ctx, 0, sizeof(ctx));
- err = gpgme_new(&ctx);
+ gpg_err = gpgme_new(&ctx);
CHECK_ERR();
_alpm_log(handle, ALPM_LOG_DEBUG, "importing key\n");
keys[0] = key->data;
keys[1] = NULL;
- err = gpgme_op_import_keys(ctx, keys);
+ gpg_err = gpgme_op_import_keys(ctx, keys);
CHECK_ERR();
result = gpgme_op_import_result(ctx);
CHECK_ERR();
@@ -365,7 +365,7 @@ static int key_import(alpm_handle_t *handle, alpm_pgpkey_t *key)
_alpm_log(handle, ALPM_LOG_DEBUG, "could not import key, 0 results\n");
ret = -1;
} else if(result->imports->result != GPG_ERR_NO_ERROR) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err));
+ _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(gpg_err));
ret = -1;
} else {
ret = 0;
@@ -467,7 +467,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
const char *base64_sig, alpm_siglist_t *siglist)
{
int ret = -1, sigcount;
- gpgme_error_t err = 0;
+ gpgme_error_t gpg_err = 0;
gpgme_ctx_t ctx;
gpgme_data_t filedata, sigdata;
gpgme_verify_result_t verify_result;
@@ -514,11 +514,11 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
memset(&sigdata, 0, sizeof(sigdata));
memset(&filedata, 0, sizeof(filedata));
- err = gpgme_new(&ctx);
+ gpg_err = gpgme_new(&ctx);
CHECK_ERR();
/* create our necessary data objects to verify the signature */
- err = gpgme_data_new_from_stream(&filedata, file);
+ gpg_err = gpgme_data_new_from_stream(&filedata, file);
CHECK_ERR();
/* next create data object for the signature */
@@ -531,16 +531,16 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
handle->pm_errno = ALPM_ERR_SIG_INVALID;
goto gpg_error;
}
- err = gpgme_data_new_from_mem(&sigdata,
+ gpg_err = gpgme_data_new_from_mem(&sigdata,
(char *)decoded_sigdata, data_len, 0);
} else {
/* file-based, it is on disk */
- err = gpgme_data_new_from_stream(&sigdata, sigfile);
+ gpg_err = gpgme_data_new_from_stream(&sigdata, sigfile);
}
CHECK_ERR();
/* here's where the magic happens */
- err = gpgme_op_verify(ctx, sigdata, filedata, NULL);
+ gpg_err = gpgme_op_verify(ctx, sigdata, filedata, NULL);
CHECK_ERR();
verify_result = gpgme_op_verify_result(ctx);
CHECK_ERR();
@@ -585,10 +585,10 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
gpgme_strerror(gpgsig->validity_reason));
result = siglist->results + sigcount;
- err = gpgme_get_key(ctx, gpgsig->fpr, &key, 0);
- if(gpg_err_code(err) == GPG_ERR_EOF) {
+ gpg_err = gpgme_get_key(ctx, gpgsig->fpr, &key, 0);
+ if(gpg_err_code(gpg_err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
- err = GPG_ERR_NO_ERROR;
+ 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);
@@ -672,8 +672,8 @@ error:
}
FREE(sigpath);
FREE(decoded_sigdata);
- if(gpg_err_code(err) != GPG_ERR_NO_ERROR) {
- _alpm_log(handle, ALPM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(err));
+ if(gpg_err_code(gpg_err) != GPG_ERR_NO_ERROR) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(gpg_err));
RET_ERR(handle, ALPM_ERR_GPGME, -1);
}
return ret;
--
1.8.4
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