grub2/0084-Make-grub_error-more-verbose.patch
Leo Sandoval ab7ed2db6e Rebased to release grub2-2.12 for fedora-41
Signed-off-by: Leo Sandoval <lsandova@redhat.com>
2024-08-05 19:08:59 -06:00

61 lines
2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Mon, 27 Aug 2018 13:14:06 -0400
Subject: [PATCH] Make grub_error() more verbose
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/kern/err.c | 13 +++++++++++--
include/grub/err.h | 8 ++++++--
2 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/grub-core/kern/err.c b/grub-core/kern/err.c
index 53c734de70e..aebfe0cf839 100644
--- a/grub-core/kern/err.c
+++ b/grub-core/kern/err.c
@@ -33,15 +33,24 @@ static struct grub_error_saved grub_error_stack_items[GRUB_ERROR_STACK_SIZE];
static int grub_error_stack_pos;
static int grub_error_stack_assert;
+#ifdef grub_error
+#undef grub_error
+#endif
+
grub_err_t
-grub_error (grub_err_t n, const char *fmt, ...)
+grub_error (grub_err_t n, const char *file, const int line, const char *fmt, ...)
{
va_list ap;
+ int m;
grub_errno = n;
+ m = grub_snprintf (grub_errmsg, sizeof (grub_errmsg), "%s:%d:", file, line);
+ if (m < 0)
+ m = 0;
+
va_start (ap, fmt);
- grub_vsnprintf (grub_errmsg, sizeof (grub_errmsg), _(fmt), ap);
+ grub_vsnprintf (grub_errmsg + m, sizeof (grub_errmsg) - m, _(fmt), ap);
va_end (ap);
return n;
diff --git a/include/grub/err.h b/include/grub/err.h
index 1c07034cd60..3c587b9b822 100644
--- a/include/grub/err.h
+++ b/include/grub/err.h
@@ -86,8 +86,12 @@ struct grub_error_saved
extern grub_err_t EXPORT_VAR(grub_errno);
extern char EXPORT_VAR(grub_errmsg)[GRUB_MAX_ERRMSG];
-grub_err_t EXPORT_FUNC(grub_error) (grub_err_t n, const char *fmt, ...)
- __attribute__ ((format (GNU_PRINTF, 2, 3)));
+grub_err_t EXPORT_FUNC(grub_error) (grub_err_t n, const char *file, const int line, const char *fmt, ...)
+ __attribute__ ((format (GNU_PRINTF, 4, 5)));
+
+#define grub_error(n, fmt, ...) grub_error (n, __FILE__, __LINE__, fmt, ##__VA_ARGS__)
+
+
void EXPORT_FUNC(grub_fatal) (const char *fmt, ...) __attribute__ ((noreturn));
void EXPORT_FUNC(grub_error_push) (void);
int EXPORT_FUNC(grub_error_pop) (void);