[pacman-dev] [PATCH 5/8] Remove log_cb, add ALPM_EVENT_LOG instead
Olivier Brunel
jjk at jjacky.com
Mon Dec 2 15:45:17 EST 2013
When ALPM emits a log message, it still goes through _alpm_log() but
instead of calling a specific log callback, it goes as an event.
Signed-off-by: Olivier Brunel <jjk at jjacky.com>
---
lib/libalpm/alpm.h | 37 +++++++++++++++++++++----------------
lib/libalpm/handle.c | 13 -------------
lib/libalpm/handle.h | 1 -
lib/libalpm/log.c | 14 +++++++++-----
src/pacman/callback.c | 36 ++++++++++++++++++------------------
src/pacman/callback.h | 4 ----
src/pacman/conf.c | 1 -
src/util/cleanupdelta.c | 14 ++++++++------
src/util/testdb.c | 14 ++++++++------
src/util/testpkg.c | 14 ++++++++------
10 files changed, 72 insertions(+), 76 deletions(-)
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index eba9375..bf11e41 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -261,16 +261,6 @@ typedef struct _alpm_siglist_t {
* Logging facilities
*/
-/** Logging Levels */
-typedef enum _alpm_loglevel_t {
- ALPM_LOG_ERROR = 1,
- ALPM_LOG_WARNING = (1 << 1),
- ALPM_LOG_DEBUG = (1 << 2),
- ALPM_LOG_FUNCTION = (1 << 3)
-} alpm_loglevel_t;
-
-typedef void (*alpm_cb_log)(alpm_loglevel_t, const char *, va_list);
-
int alpm_logaction(alpm_handle_t *handle, const char *prefix,
const char *fmt, ...) __attribute__((format(printf, 3, 4)));
@@ -345,7 +335,9 @@ typedef enum _alpm_event_type_t {
/** Downloading missing keys into keyring. */
ALPM_EVENT_KEY_DOWNLOAD_START,
/** Key downloading is finished. */
- ALPM_EVENT_KEY_DOWNLOAD_DONE
+ ALPM_EVENT_KEY_DOWNLOAD_DONE,
+ /** A log message was emitted; See alpm_event_log_t for arguments. */
+ ALPM_EVENT_LOG
} alpm_event_type_t;
/** Events.
@@ -414,6 +406,24 @@ typedef struct _alpm_event_database_missing_t {
const char *dbname;
} alpm_event_database_missing_t;
+/** Log levels. */
+typedef enum _alpm_loglevel_t {
+ ALPM_LOG_ERROR = 1,
+ ALPM_LOG_WARNING = (1 << 1),
+ ALPM_LOG_DEBUG = (1 << 2),
+ ALPM_LOG_FUNCTION = (1 << 3)
+} alpm_loglevel_t;
+
+typedef struct _alpm_event_log_t {
+ /** Type of event. */
+ alpm_event_type_t type;
+ /** Log level. */
+ alpm_loglevel_t level;
+ /** Message. */
+ const char *fmt;
+ va_list args;
+} alpm_event_log_t;
+
/** Event callback. */
typedef void (*alpm_cb_event)(alpm_event_t *);
@@ -489,11 +499,6 @@ char *alpm_fetch_pkgurl(alpm_handle_t *handle, const char *url);
* @{
*/
-/** Returns the callback used for logging. */
-alpm_cb_log alpm_option_get_logcb(alpm_handle_t *handle);
-/** Sets the callback used for logging. */
-int alpm_option_set_logcb(alpm_handle_t *handle, alpm_cb_log cb);
-
/** Returns the callback used to report download progress. */
alpm_cb_download alpm_option_get_dlcb(alpm_handle_t *handle);
/** Sets the callback used to report download progress. */
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
index 1d661a2..4c567ea 100644
--- a/lib/libalpm/handle.c
+++ b/lib/libalpm/handle.c
@@ -132,12 +132,6 @@ int _alpm_handle_unlock(alpm_handle_t *handle)
}
-alpm_cb_log SYMEXPORT alpm_option_get_logcb(alpm_handle_t *handle)
-{
- CHECK_HANDLE(handle, return NULL);
- return handle->logcb;
-}
-
alpm_cb_download SYMEXPORT alpm_option_get_dlcb(alpm_handle_t *handle)
{
CHECK_HANDLE(handle, return NULL);
@@ -258,13 +252,6 @@ int SYMEXPORT alpm_option_get_checkspace(alpm_handle_t *handle)
return handle->checkspace;
}
-int SYMEXPORT alpm_option_set_logcb(alpm_handle_t *handle, alpm_cb_log cb)
-{
- CHECK_HANDLE(handle, return -1);
- handle->logcb = cb;
- return 0;
-}
-
int SYMEXPORT alpm_option_set_dlcb(alpm_handle_t *handle, alpm_cb_download cb)
{
CHECK_HANDLE(handle, return -1);
diff --git a/lib/libalpm/handle.h b/lib/libalpm/handle.h
index 4275d13..1637d9d 100644
--- a/lib/libalpm/handle.h
+++ b/lib/libalpm/handle.h
@@ -64,7 +64,6 @@ struct __alpm_handle_t {
#endif
/* callback functions */
- alpm_cb_log logcb; /* Log callback function */
alpm_cb_download dlcb; /* Download callback function */
alpm_cb_totaldl totaldlcb; /* Total download callback function */
alpm_cb_fetch fetchcb; /* Download file callback function */
diff --git a/lib/libalpm/log.c b/lib/libalpm/log.c
index 271bd00..d86325d 100644
--- a/lib/libalpm/log.c
+++ b/lib/libalpm/log.c
@@ -74,15 +74,19 @@ int SYMEXPORT alpm_logaction(alpm_handle_t *handle, const char *prefix,
void _alpm_log(alpm_handle_t *handle, alpm_loglevel_t flag, const char *fmt, ...)
{
- va_list args;
+ alpm_event_log_t event = {
+ .type = ALPM_EVENT_LOG,
+ .level = flag,
+ .fmt = fmt
+ };
- if(handle == NULL || handle->logcb == NULL) {
+ if(handle == NULL || handle->eventcb == NULL) {
return;
}
- va_start(args, fmt);
- handle->logcb(flag, fmt, args);
- va_end(args);
+ va_start(event.args, fmt);
+ EVENT(handle, &event);
+ va_end(event.args);
}
/* vim: set ts=2 sw=2 noet: */
diff --git a/src/pacman/callback.c b/src/pacman/callback.c
index 040c2bd..af1c99d 100644
--- a/src/pacman/callback.c
+++ b/src/pacman/callback.c
@@ -270,6 +270,24 @@ void cb_event(alpm_event_t *event)
((alpm_event_database_missing_t *) event)->dbname);
}
break;
+ case ALPM_EVENT_LOG:
+ {
+ alpm_event_log_t *e = (alpm_event_log_t *) event;
+ if(!e->fmt || strlen(e->fmt) == 0) {
+ break;
+ }
+
+ if(on_progress) {
+ char *string = NULL;
+ pm_vasprintf(&string, e->level, e->fmt, e->args);
+ if(string != NULL) {
+ output = alpm_list_add(output, string);
+ }
+ } else {
+ pm_vfprintf(stderr, e->level, e->fmt, e->args);
+ }
+ }
+ break;
/* all the simple done events, with fallthrough for each */
case ALPM_EVENT_FILECONFLICTS_DONE:
case ALPM_EVENT_CHECKDEPS_DONE:
@@ -776,22 +794,4 @@ void cb_dl_progress(const char *filename, off_t file_xfered, off_t file_total)
return;
}
-/* Callback to handle notifications from the library */
-void cb_log(alpm_loglevel_t level, const char *fmt, va_list args)
-{
- if(!fmt || strlen(fmt) == 0) {
- return;
- }
-
- if(on_progress) {
- char *string = NULL;
- pm_vasprintf(&string, level, fmt, args);
- if(string != NULL) {
- output = alpm_list_add(output, string);
- }
- } else {
- pm_vfprintf(stderr, level, fmt, args);
- }
-}
-
/* vim: set ts=2 sw=2 noet: */
diff --git a/src/pacman/callback.h b/src/pacman/callback.h
index b19b952..80d3d63 100644
--- a/src/pacman/callback.h
+++ b/src/pacman/callback.h
@@ -40,10 +40,6 @@ void cb_dl_total(off_t total);
/* callback to handle display of download progress */
void cb_dl_progress(const char *filename, off_t file_xfered, off_t file_total);
-/* callback to handle messages/notifications from pacman library */
-__attribute__((format(printf, 2, 0)))
-void cb_log(alpm_loglevel_t level, const char *fmt, va_list args);
-
#endif /* _PM_CALLBACK_H */
/* vim: set ts=2 sw=2 noet: */
diff --git a/src/pacman/conf.c b/src/pacman/conf.c
index cf8a417..c00e0ac 100644
--- a/src/pacman/conf.c
+++ b/src/pacman/conf.c
@@ -675,7 +675,6 @@ static int setup_libalpm(void)
}
config->handle = handle;
- alpm_option_set_logcb(handle, cb_log);
alpm_option_set_dlcb(handle, cb_dl_progress);
alpm_option_set_eventcb(handle, cb_event);
alpm_option_set_questioncb(handle, cb_question);
diff --git a/src/util/cleanupdelta.c b/src/util/cleanupdelta.c
index b13d770..e7530e4 100644
--- a/src/util/cleanupdelta.c
+++ b/src/util/cleanupdelta.c
@@ -35,17 +35,19 @@ static void cleanup(int signum)
exit(signum);
}
-__attribute__((format(printf, 2, 0)))
-static void output_cb(alpm_loglevel_t level, const char *fmt, va_list args)
+static void output_cb(alpm_event_log_t *event)
{
- if(strlen(fmt)) {
- switch(level) {
+ if(event->type != ALPM_EVENT_LOG) {
+ return;
+ }
+ if(strlen(event->fmt)) {
+ switch(event->level) {
case ALPM_LOG_ERROR: printf("error: "); break;
case ALPM_LOG_WARNING: printf("warning: "); break;
/* case ALPM_LOG_DEBUG: printf("debug: "); break; */
default: return;
}
- vprintf(fmt, args);
+ vprintf(event->fmt, event->args);
}
}
@@ -126,7 +128,7 @@ int main(int argc, char *argv[])
}
/* let us get log messages from libalpm */
- alpm_option_set_logcb(handle, output_cb);
+ alpm_option_set_eventcb(handle, (alpm_cb_event) output_cb);
checkdbs(dbnames);
alpm_list_free(dbnames);
diff --git a/src/util/testdb.c b/src/util/testdb.c
index 3d341b3..c84d9e0 100644
--- a/src/util/testdb.c
+++ b/src/util/testdb.c
@@ -38,16 +38,18 @@ static void cleanup(int signum)
exit(signum);
}
-__attribute__((format(printf, 2, 0)))
-static void output_cb(alpm_loglevel_t level, const char *fmt, va_list args)
+static void output_cb(alpm_event_log_t *event)
{
- if(strlen(fmt)) {
- switch(level) {
+ if(event->type != ALPM_EVENT_LOG) {
+ return;
+ }
+ if(strlen(event->fmt)) {
+ switch(event->level) {
case ALPM_LOG_ERROR: printf("error: "); break;
case ALPM_LOG_WARNING: printf("warning: "); break;
default: return;
}
- vprintf(fmt, args);
+ vprintf(event->fmt, event->args);
}
}
@@ -281,7 +283,7 @@ int main(int argc, char *argv[])
}
/* let us get log messages from libalpm */
- alpm_option_set_logcb(handle, output_cb);
+ alpm_option_set_eventcb(handle, (alpm_cb_event) output_cb);
if(!dbnames) {
errors = check_localdb();
diff --git a/src/util/testpkg.c b/src/util/testpkg.c
index d1b75ac..8cf380b 100644
--- a/src/util/testpkg.c
+++ b/src/util/testpkg.c
@@ -22,18 +22,20 @@
#include <alpm.h>
-__attribute__((format(printf, 2, 0)))
-static void output_cb(alpm_loglevel_t level, const char *fmt, va_list args)
+static void output_cb(alpm_event_log_t *event)
{
- if(fmt[0] == '\0') {
+ if(event->type != ALPM_EVENT_LOG) {
return;
}
- switch(level) {
+ if(event->fmt[0] == '\0') {
+ return;
+ }
+ switch(event->level) {
case ALPM_LOG_ERROR: printf("error: "); break;
case ALPM_LOG_WARNING: printf("warning: "); break;
default: return; /* skip other messages */
}
- vprintf(fmt, args);
+ vprintf(event->fmt, event->args);
}
int main(int argc, char *argv[])
@@ -58,7 +60,7 @@ int main(int argc, char *argv[])
}
/* let us get log messages from libalpm */
- alpm_option_set_logcb(handle, output_cb);
+ alpm_option_set_eventcb(handle, (alpm_cb_event) output_cb);
/* set gpgdir to default */
alpm_option_set_gpgdir(handle, GPGDIR);
--
1.8.4.2
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