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common: Change calling convention for gnupg_spawn_process.

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* common/exechelp.h (GNUPG_SPAWN_NONBLOCK): New.
(GNUPG_SPAWN_RUN_ASFW, GNUPG_SPAWN_DETACHED): Macro to replace the
numbers.
* common/exechelp.h (gnupg_spawn_process): Change function to not take
an optional stream for stdin but to return one.
* common/exechelp-posix.c (gnupg_spawn_process): Implement change.
(create_pipe_and_estream): Add args outbound and nonblock.
* common/exechelp-w32.c (gnupg_spawn_process): Implement change.
--

In 2.1 this function is only used at one place and the stdin parameter
is not used.  Thus this change is trivial for the callers but along
with estream's new es_poll it is overall simpler to use.

Note that the Windows version has not been tested.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2015-09-28 18:10:21 +02:00
parent 6bb7206e35
commit 83811e3f1f
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GPG key ID: E3FDFF218E45B72B
4 changed files with 128 additions and 60 deletions
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2
common/exechelp-w32ce.c
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@ -502,7 +502,7 @@ gpg_error_t
gnupg_spawn_process (const char *pgmname, const char *argv[],
gpg_err_source_t errsource,
void (*preexec)(void), unsigned int flags,
estream_t infp,
estream_t *r_infp,
estream_t *r_outfp,
estream_t *r_errfp,
pid_t *pid)