New option -early_drive_test
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@ -873,6 +873,16 @@ Allow for writing only the usage of MMC optical drives. Disallow
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to write the result into files of nearly arbitrary type.
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Once set, this command cannot be revoked.
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.TP
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\fB\-early_stdio_test\fR "on"|"off"
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If enabled by "on" then regular files and block devices get tested for
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effective access permissions. This implies to try opening those files for
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writing, which otherwise will happen only later and only if actual
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writing is desired.
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.br
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The test result is used for classifying the pseudo drives as overwriteable,
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read-only, write-only, or uselessly empty. This may lead to earlier detection
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of severe problems, and may avoid some less severe error events.
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.TP
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.B Inserting files into ISO image:
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.PP
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The following commands expect file addresses of two kinds:
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@ -2867,9 +2877,9 @@ if the threshold of option -abort_on allows this.
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.br
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"failure" aborts image tree reading on first event of at least SORRY.
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It issues an own FAILURE event.
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This is the default.
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.br
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"fatal" acts like "failure" but issues the own event as FATAL.
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This is the default.
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.br
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With occasion "file_extraction" there are three behaviors:
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.br
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