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51 lines
1.5 KiB
Diff
51 lines
1.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Renaud=20M=C3=A9trich?= <rmetrich@redhat.com>
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Date: Mon, 25 Nov 2019 09:29:53 +0100
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Subject: [PATCH] Introduce function grub_debug_is_enabled(void) returning 1 if
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'debug' is in the environment and not empty
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Renaud Métrich <rmetrich@redhat.com>
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---
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grub-core/kern/misc.c | 13 +++++++++++++
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include/grub/misc.h | 1 +
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2 files changed, 14 insertions(+)
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diff --git a/grub-core/kern/misc.c b/grub-core/kern/misc.c
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index 9f54b6b7d2d..a186ad3dd41 100644
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--- a/grub-core/kern/misc.c
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+++ b/grub-core/kern/misc.c
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@@ -163,6 +163,19 @@ int grub_err_printf (const char *fmt, ...)
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__attribute__ ((alias("grub_printf")));
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#endif
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+/* Return 1 if 'debug' is set and not empty */
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+int
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+grub_debug_is_enabled (void)
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+{
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+ const char *debug;
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+
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+ debug = grub_env_get ("debug");
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+ if (!debug || debug[0] == '\0')
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+ return 0;
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+
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+ return 1;
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+}
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+
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int
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grub_debug_enabled (const char * condition)
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{
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diff --git a/include/grub/misc.h b/include/grub/misc.h
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index 3adc4036e3b..6c4aa85ac50 100644
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--- a/include/grub/misc.h
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+++ b/include/grub/misc.h
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@@ -340,6 +340,7 @@ grub_puts (const char *s)
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}
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int EXPORT_FUNC(grub_puts_) (const char *s);
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+int EXPORT_FUNC(grub_debug_is_enabled) (void);
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int EXPORT_FUNC(grub_debug_enabled) (const char *condition);
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void EXPORT_FUNC(grub_real_dprintf) (const char *file,
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const int line,
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