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gerror: Improve documentation formatting slightly

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No functional changes.

Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
This commit is contained in:
Philip Withnall
2021-01-04 16:43:37 +00:00
parent 1ae734dd6d
commit bf0430f10e
1 changed files with 10 additions and 10 deletions
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20
glib/gerror.c
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@@ -316,14 +316,14 @@
* - Do not report programming errors via #GError.
*
* - The last argument of a function that returns an error should
* be a location where a #GError can be placed (i.e. "#GError** error").
* If #GError is used with varargs, the #GError** should be the last
* argument before the "...".
* be a location where a #GError can be placed (i.e. `GError **error`).
* If #GError is used with varargs, the `GError**` should be the last
* argument before the `...`.
*
* - The caller may pass %NULL for the #GError** if they are not interested
* - The caller may pass %NULL for the `GError**` if they are not interested
* in details of the exact error that occurred.
*
* - If %NULL is passed for the #GError** argument, then errors should
* - If %NULL is passed for the `GError**` argument, then errors should
* not be returned to the caller, but your function should still
* abort and return if an error occurs. That is, control flow should
* not be affected by whether the caller wants to get a #GError.
@@ -337,11 +337,11 @@
* - If a #GError is reported, out parameters are not guaranteed to
* be set to any defined value.
*
* - A #GError* must be initialized to %NULL before passing its address
* - A `GError*` must be initialized to %NULL before passing its address
* to a function that can report errors.
*
* - "Piling up" errors is always a bug. That is, if you assign a
* new #GError to a #GError* that is non-%NULL, thus overwriting
* new #GError to a `GError*` that is non-%NULL, thus overwriting
* the previous error, it indicates that you should have aborted
* the operation instead of continuing. If you were able to continue,
* you should have cleared the previous error with g_clear_error().
@@ -349,10 +349,10 @@
*
* - By convention, if you return a boolean value indicating success
* then %TRUE means success and %FALSE means failure. Avoid creating
* functions which have a boolean return value and a GError parameter,
* functions which have a boolean return value and a #GError parameter,
* but where the boolean does something other than signal whether the
* GError is set. Among other problems, it requires C callers to allocate
* a temporary error. Instead, provide a "gboolean *" out parameter.
* #GError is set. Among other problems, it requires C callers to allocate
* a temporary error. Instead, provide a `gboolean *` out parameter.
* There are functions in GLib itself such as g_key_file_has_key() that
* are deprecated because of this. If %FALSE is returned, the error must
* be set to a non-%NULL value. One exception to this is that in situations