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Provisorily moved gpt_tail_writer to the very end of the writer list.

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This commit is contained in:
Thomas Schmitt 2012-06-10 16:08:36 +02:00
parent 3528795b55
commit 7c6c3466e9
1 changed files with 21 additions and 0 deletions
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21
libisofs/ecma119.c
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@ -2029,6 +2029,11 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
} }
} }
/* >>> Decide whether the GPT tail writer can be the last of all
*/
#define Libisofs_gpt_writer_lasT yes
#ifndef Libisofs_gpt_writer_lasT
/* This writer has to be added to the list after any writer which might /* This writer has to be added to the list after any writer which might
request production of APM or GPT partition entries by its request production of APM or GPT partition entries by its
compute_data_blocks() method. Its compute_data_blocks() fills the gaps compute_data_blocks() method. Its compute_data_blocks() fills the gaps
@ -2038,6 +2043,7 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
ret = gpt_tail_writer_create(target); ret = gpt_tail_writer_create(target);
if (ret < 0) if (ret < 0)
goto target_cleanup; goto target_cleanup;
#endif /* ! Libisofs_gpt_writer_lasT */
/* IMPORTANT: This must be the last writer before the checksum writer */ /* IMPORTANT: This must be the last writer before the checksum writer */
ret = zero_writer_create(target, target->tail_blocks, 1); ret = zero_writer_create(target, target->tail_blocks, 1);
@ -2050,6 +2056,21 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
goto target_cleanup; goto target_cleanup;
} }
#ifdef Libisofs_gpt_writer_lasT
/* This writer shall be the last one in the list, because it protects the
image on media which are seen as GPT partitioned.
In any case it has to come after any writer which might request
production of APM or GPT partition entries by its compute_data_blocks()
method.
gpt_tail_writer_compute_data_blocks() fills the gaps in APM requests.
It determines the position of primary GPT and backup GPT.
Further it reserves blocks for the backup GPT.
*/
ret = gpt_tail_writer_create(target);
if (ret < 0)
goto target_cleanup;
#endif /* Libisofs_gpt_writer_lasT */
if (target->partition_offset > 0) { if (target->partition_offset > 0) {
/* After volume descriptors and superblock tag are accounted for: /* After volume descriptors and superblock tag are accounted for:
account for second volset account for second volset