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tools/gpgtar: Add '--dry-run'.

Browse source 
* tools/gpgtar-extract.c (extract_{regular,directory}): Honor
'--dry-run'.
* tools/gpgtar.c (enum cmd_and_opt_values): New value.
(opts): Add '--dry-run'.
(parse_arguments): Handle '--dry-run'.
* tools/gpgtar.h (opt): Add field 'dry_run'.

Signed-off-by: Justus Winter <justus@g10code.com>
This commit is contained in:
Justus Winter 2015-11-26 17:05:12 +01:00
parent 69a8440f44
commit 676b2d7081
3 changed files with 14 additions and 2 deletions
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7
tools/gpgtar-extract.c
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@ -53,7 +53,10 @@ extract_regular (estream_t stream, const char *dirname,
else
err = 0;
outfp = es_fopen (fname, "wb");
if (opt.dry_run)
outfp = es_fopenmem (0, "wb");
else
outfp = es_fopen (fname, "wb");
if (!outfp)
{
err = gpg_error_from_syserror ();
@ -120,7 +123,7 @@ extract_directory (const char *dirname, tar_header_t hdr)
/* Note that we don't need to care about EEXIST because we always
extract into a new hierarchy. */
if (gnupg_mkdir (fname, "-rwx------"))
if (! opt.dry_run && gnupg_mkdir (fname, "-rwx------"))
{
err = gpg_error_from_syserror ();
if (gpg_err_code (err) == GPG_ERR_ENOENT)