| Commit message (Collapse) | Author | Age | Files | Lines |
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Just recurse into the submenu items, as we flatten everything into the
one menu.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Only run the script if the parse succeeded, and and improve the
error reporting by enabling verbose errors and line numbers.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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For user-defined functions, we'll need a data pointer to the function's
execution callback. Add this as a void *, and change references from
'command' to 'function'.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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This will allow menuentry-specific commands to populate boot option
data.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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We'll need the context to add boot options.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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No need for a separate file here.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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If we expand a variable containing word-delimiter chars, we need to
create new argv items.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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.. with a simple 'set' command to update the environment
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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The parser was setting word->next on the top-level word, resulting in
word chains of a maximum length of 2. Instead, use a last pointer to
always append to the last word.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Rather than post-processing to expand variables, use the lexer to
identify variable tokens as a type of grub2_word.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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A simple linked-list implementation of string pairs.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Still todo: splitting.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Now that we can parse scripts, we want some infrastructure for
execution.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Use embedded 'struct grub2_statement' data to create a subclass-style
syntax tree of statements.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Add our simple parser to handle a grub2 script. Since we're not building
a parse tree at the moment (we have no reduce rules), we just have a
simple word-based %union for our tokens.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Add a simple flex lexer to tokenise our grub2 config files.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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It'd be nice to include arbitrary format strings here, so do a
taloc_vasprintf in update_status.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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We don't want cancel_default to try to remove an already-removed waiter.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Rather than adding another timeout waiter, just override
handler->default_boot_option and extend the timeout a little.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Update check_boot_option_count to check if a parser returned more than
one boot option with is_default set.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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We'd like to correlate incoming network boot options with a device, so
register the interface with the device hander.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Currently, we pass "events" between the udev, user-event and
device-handler layers. These events all get sent through
device_handler_event, then de-multiplexed to an appropriate handler,
depending on their source.
Instead, just export relevant device_handler functions, and have the
(old) event sources call these functions directly.
This also means we can include a lot more of the device hander code in
the parser tests.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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We need boot_task for kexec_reboot.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Rather than exposing log internals (through always_flush and
set_stream), do all logging init through pb_log_init(). If pb_log_init()
hasn't been called, pb_log will drop messages.
Also, add a pb_debug() function, specifically for debugging information.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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This change cleans up our usage of device path, names and IDs.
Device ID is the kernel name for the device. We also expose this through
lookup_by_name.
Device path is the path to the dev node (ie, always starts with /dev/),
and is only used for mounting.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Now that we have device types, populate from the udev info.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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In the 'as-is' case, we were echoing both URLs.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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