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gerror: Simplify error construction

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Factor out the GError creation to a common function. When adding a
support for extended error types, this will limit the number of places
where these errors are allocated.
This commit is contained in:
Krzesimir Nowak 2019-12-26 16:23:23 +01:00
parent d48e22e464
commit b715e4c9d0
1 changed files with 19 additions and 27 deletions
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46
glib/gerror.c
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@ -382,6 +382,20 @@
#include "gstrfuncs.h" #include "gstrfuncs.h"
#include "gtestutils.h" #include "gtestutils.h"
static GError *
g_error_new_steal (GQuark domain,
gint code,
gchar *message)
{
GError *error = g_slice_new (GError);
error->domain = domain;
error->code = code;
error->message = message;
return error;
}
/** /**
* g_error_new_valist: * g_error_new_valist:
* @domain: error domain * @domain: error domain
@ -402,8 +416,6 @@ g_error_new_valist (GQuark domain,
const gchar *format, const gchar *format,
va_list args) va_list args)
{ {
GError *error;
/* Historically, GError allowed this (although it was never meant to work), /* Historically, GError allowed this (although it was never meant to work),
* and it has significant use in the wild, which g_return_val_if_fail * and it has significant use in the wild, which g_return_val_if_fail
* would break. It should maybe g_return_val_if_fail in GLib 4. * would break. It should maybe g_return_val_if_fail in GLib 4.
@ -412,13 +424,7 @@ g_error_new_valist (GQuark domain,
g_warn_if_fail (domain != 0); g_warn_if_fail (domain != 0);
g_warn_if_fail (format != NULL); g_warn_if_fail (format != NULL);
error = g_slice_new (GError); return g_error_new_steal (domain, code, g_strdup_vprintf (format, args));
error->domain = domain;
error->code = code;
error->message = g_strdup_vprintf (format, args);
return error;
} }
/** /**
@ -470,18 +476,10 @@ g_error_new_literal (GQuark domain,
gint code, gint code,
const gchar *message) const gchar *message)
{ {
GError* err;
g_return_val_if_fail (message != NULL, NULL); g_return_val_if_fail (message != NULL, NULL);
g_return_val_if_fail (domain != 0, NULL); g_return_val_if_fail (domain != 0, NULL);
err = g_slice_new (GError); return g_error_new_steal (domain, code, g_strdup (message));
err->domain = domain;
err->code = code;
err->message = g_strdup (message);
return err;
} }
/** /**
@ -511,20 +509,14 @@ g_error_free (GError *error)
GError* GError*
g_error_copy (const GError *error) g_error_copy (const GError *error)
{ {
GError *copy;
g_return_val_if_fail (error != NULL, NULL); g_return_val_if_fail (error != NULL, NULL);
/* See g_error_new_valist for why these don't return */ /* See g_error_new_valist for why these don't return */
g_warn_if_fail (error->domain != 0); g_warn_if_fail (error->domain != 0);
g_warn_if_fail (error->message != NULL); g_warn_if_fail (error->message != NULL);
copy = g_slice_new (GError); return g_error_new_steal (error->domain,
error->code,
*copy = *error; g_strdup (error->message));
copy->message = g_strdup (error->message);
return copy;
} }
/** /**