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common: New function status_printf.

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* common/asshelp2.c (set_assuan_context_func): New.
(status_printf): New.
* po/Makevars (XGETTEXT_OPTIONS): Add status_printf
--

This is a first patch to unify the status printing functions.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2018-09-05 16:57:30 +02:00
parent 23738c9530
commit d4489be467
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GPG key ID: E3FDFF218E45B72B
3 changed files with 44 additions and 0 deletions
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37
common/asshelp2.c
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@ -36,6 +36,24 @@
#include "util.h"
#include "asshelp.h"
#include "status.h"
/* A variable with a function to be used to return the current assuan
* context for a CTRL variable. This needs to be set using the
* set_assuan_ctx_func function. */
static assuan_context_t (*the_assuan_ctx_func)(ctrl_t ctrl);
/* Set FUNC to be used as a mapping fucntion from CTRL to an assuan
* context. Pass NULL for FUNC to disable the use of the assuan
* context in this module. */
void
set_assuan_context_func (assuan_context_t (*func)(ctrl_t ctrl))
{
the_assuan_ctx_func = func;
}
/* Helper function to print an assuan status line using a printf
format string. */
@ -134,3 +152,22 @@ print_assuan_status_strings (assuan_context_t ctx, const char *keyword, ...)
va_end (arg_ptr);
return err;
}
/* This function is similar to print_assuan_status but takes a CTRL
* arg instead of an assuan context as first argument. */
gpg_error_t
status_printf (ctrl_t ctrl, int no, const char *format, ...)
{
gpg_error_t err;
va_list arg_ptr;
assuan_context_t ctx;
if (!ctrl || !the_assuan_ctx_func || !(ctx = the_assuan_ctx_func (ctrl)))
return 0;
va_start (arg_ptr, format);
err = vprint_assuan_status (ctx, get_status_string (no), format, arg_ptr);
va_end (arg_ptr);
return err;
}