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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2006-2007, 2010-2012, 2014-2017 Free Software
Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Mailutils is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
typedef struct /* A string object type */
{
int size; /* Allocated size or 0 for static storage */
char *ptr; /* Actual data */
}
strobj_t;
#define strobj_ptr(p) ((p)->ptr ? (p)->ptr : "")
#define strobj_len(p) (strobj_is_null(p) ? 0 : strlen((p)->ptr))
#define strobj_is_null(p) ((p)->ptr == NULL)
#define strobj_is_static(p) ((p)->size == 0)
struct mh_machine
{
strobj_t reg_str; /* String register */
int reg_num; /* Numeric register */
strobj_t arg_str; /* String argument */
long arg_num; /* Numeric argument */
size_t pc; /* Program counter */
size_t progsize; /* Size of allocated program*/
mh_instr_t *prog; /* Program itself */
int stop; /* Stop execution immediately */
mu_opool_t pool; /* Output buffer */
size_t width; /* Output buffer width */
size_t ind; /* Output buffer index */
mu_list_t addrlist; /* The list of email addresses output this far */
int fmtflags; /* Current formatting flags */
mu_message_t message; /* Current message */
size_t msgno; /* Its number */
};
void strobj_free (strobj_t *obj);
void strobj_create (strobj_t *lvalue, const char *str);
void strobj_set (strobj_t *lvalue, char *str);
void strobj_assign (strobj_t *lvalue, strobj_t *rvalue);
void strobj_copy (strobj_t *lvalue, strobj_t *rvalue);
void strobj_realloc (strobj_t *obj, size_t length);
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