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command_parse.c
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command_parse.c
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/**
* @file
* Functions to parse commands in a config file
*
* @authors
* Copyright (C) 1996-2002,2007,2010,2012-2013,2016 Michael R. Elkins <[email protected]>
* Copyright (C) 2004 g10 Code GmbH
* Copyright (C) 2020 R Primus <[email protected]>
*
* @copyright
* This program 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 2 of the License, or (at your option) any later
* version.
*
* This program 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
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @page neo_command_parse Functions to parse commands in a config file
*
* Functions to parse commands in a config file
*/
#include "config.h"
#include <assert.h>
#include <errno.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "mutt/lib.h"
#include "address/lib.h"
#include "config/lib.h"
#include "email/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "mutt.h"
#include "command_parse.h"
#include "imap/lib.h"
#include "menu/lib.h"
#include "init.h"
#include "keymap.h"
#include "monitor.h"
#include "mutt_commands.h"
#include "mutt_globals.h"
#include "muttlib.h"
#include "mx.h"
#include "myvar.h"
#include "options.h"
#include "version.h"
#ifdef ENABLE_NLS
#include <libintl.h>
#endif
/* LIFO designed to contain the list of config files that have been sourced and
* avoid cyclic sourcing */
static struct ListHead MuttrcStack = STAILQ_HEAD_INITIALIZER(MuttrcStack);
#define MAX_ERRS 128
/**
* enum GroupState - Type of email address group
*/
enum GroupState
{
GS_NONE, ///< Group is missing an argument
GS_RX, ///< Entry is a regular expression
GS_ADDR, ///< Entry is an address
};
/**
* is_function - Is the argument a neomutt function?
* @param name Command name to be searched for
* @retval true Function found
* @retval false Function not found
*/
static bool is_function(const char *name)
{
for (size_t i = 0; MenuNames[i].name; i++)
{
const struct Binding *b = km_get_table(MenuNames[i].value);
if (!b)
continue;
for (int j = 0; b[j].name; j++)
if (mutt_str_equal(name, b[j].name))
return true;
}
return false;
}
/**
* parse_grouplist - Parse a group context
* @param gl GroupList to add to
* @param buf Temporary Buffer space
* @param s Buffer containing string to be parsed
* @param err Buffer for error messages
* @retval 0 Success
* @retval -1 Error
*/
int parse_grouplist(struct GroupList *gl, struct Buffer *buf, struct Buffer *s,
struct Buffer *err)
{
while (mutt_istr_equal(buf->data, "-group"))
{
if (!MoreArgs(s))
{
mutt_buffer_strcpy(err, _("-group: no group name"));
return -1;
}
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
mutt_grouplist_add(gl, mutt_pattern_group(buf->data));
if (!MoreArgs(s))
{
mutt_buffer_strcpy(err, _("out of arguments"));
return -1;
}
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
}
return 0;
}
/**
* source_rc - Read an initialization file
* @param rcfile_path Path to initialization file
* @param err Buffer for error messages
* @retval <0 NeoMutt should pause to let the user know
*/
int source_rc(const char *rcfile_path, struct Buffer *err)
{
int lineno = 0, rc = 0, warnings = 0;
enum CommandResult line_rc;
struct Buffer *token = NULL, *linebuf = NULL;
char *line = NULL;
char *currentline = NULL;
char rcfile[PATH_MAX];
size_t linelen = 0;
pid_t pid;
mutt_str_copy(rcfile, rcfile_path, sizeof(rcfile));
size_t rcfilelen = mutt_str_len(rcfile);
if (rcfilelen == 0)
return -1;
bool ispipe = rcfile[rcfilelen - 1] == '|';
if (!ispipe)
{
struct ListNode *np = STAILQ_FIRST(&MuttrcStack);
if (!mutt_path_to_absolute(rcfile, np ? NONULL(np->data) : ""))
{
mutt_error(_("Error: Can't build path of '%s'"), rcfile_path);
return -1;
}
STAILQ_FOREACH(np, &MuttrcStack, entries)
{
if (mutt_str_equal(np->data, rcfile))
{
break;
}
}
if (np)
{
mutt_error(_("Error: Cyclic sourcing of configuration file '%s'"), rcfile);
return -1;
}
mutt_list_insert_head(&MuttrcStack, mutt_str_dup(rcfile));
}
mutt_debug(LL_DEBUG2, "Reading configuration file '%s'\n", rcfile);
FILE *fp = mutt_open_read(rcfile, &pid);
if (!fp)
{
mutt_buffer_printf(err, "%s: %s", rcfile, strerror(errno));
return -1;
}
token = mutt_buffer_pool_get();
linebuf = mutt_buffer_pool_get();
while ((line = mutt_file_read_line(line, &linelen, fp, &lineno, MUTT_RL_CONT)) != NULL)
{
const char *const c_config_charset =
cs_subset_string(NeoMutt->sub, "config_charset");
const char *const c_charset = cs_subset_string(NeoMutt->sub, "charset");
const bool conv = c_config_charset && c_charset;
if (conv)
{
currentline = mutt_str_dup(line);
if (!currentline)
continue;
mutt_ch_convert_string(¤tline, c_config_charset, c_charset, MUTT_ICONV_NO_FLAGS);
}
else
currentline = line;
mutt_buffer_strcpy(linebuf, currentline);
mutt_buffer_reset(err);
line_rc = mutt_parse_rc_buffer(linebuf, token, err);
if (line_rc == MUTT_CMD_ERROR)
{
mutt_error(_("Error in %s, line %d: %s"), rcfile, lineno, err->data);
if (--rc < -MAX_ERRS)
{
if (conv)
FREE(¤tline);
break;
}
}
else if (line_rc == MUTT_CMD_WARNING)
{
/* Warning */
mutt_warning(_("Warning in %s, line %d: %s"), rcfile, lineno, err->data);
warnings++;
}
else if (line_rc == MUTT_CMD_FINISH)
{
break; /* Found "finish" command */
}
else
{
if (rc < 0)
rc = -1;
}
if (conv)
FREE(¤tline);
}
FREE(&line);
mutt_file_fclose(&fp);
if (pid != -1)
filter_wait(pid);
if (rc)
{
/* the neomuttrc source keyword */
mutt_buffer_reset(err);
mutt_buffer_printf(err, (rc >= -MAX_ERRS) ? _("source: errors in %s") : _("source: reading aborted due to too many errors in %s"),
rcfile);
rc = -1;
}
else
{
/* Don't alias errors with warnings */
if (warnings > 0)
{
mutt_buffer_printf(err, ngettext("source: %d warning in %s", "source: %d warnings in %s", warnings),
warnings, rcfile);
rc = -2;
}
}
if (!ispipe && !STAILQ_EMPTY(&MuttrcStack))
{
struct ListNode *np = STAILQ_FIRST(&MuttrcStack);
STAILQ_REMOVE_HEAD(&MuttrcStack, entries);
FREE(&np->data);
FREE(&np);
}
mutt_buffer_pool_release(&token);
mutt_buffer_pool_release(&linebuf);
return rc;
}
/**
* parse_cd - Parse the 'cd' command - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_cd(struct Buffer *buf, struct Buffer *s, intptr_t data,
struct Buffer *err)
{
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
mutt_buffer_expand_path(buf);
if (mutt_buffer_len(buf) == 0)
{
if (HomeDir)
mutt_buffer_strcpy(buf, HomeDir);
else
{
mutt_buffer_printf(err, _("%s: too few arguments"), "cd");
return MUTT_CMD_ERROR;
}
}
if (chdir(mutt_buffer_string(buf)) != 0)
{
mutt_buffer_printf(err, "cd: %s", strerror(errno));
return MUTT_CMD_ERROR;
}
return MUTT_CMD_SUCCESS;
}
/**
* parse_echo - Parse the 'echo' command - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_echo(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "echo");
return MUTT_CMD_WARNING;
}
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
OptForceRefresh = true;
mutt_message("%s", buf->data);
OptForceRefresh = false;
mutt_sleep(0);
return MUTT_CMD_SUCCESS;
}
/**
* parse_finish - Parse the 'finish' command - Implements Command::parse() - @ingroup command_parse
* @retval #MUTT_CMD_FINISH Stop processing the current file
* @retval #MUTT_CMD_WARNING Failed
*
* If the 'finish' command is found, we should stop reading the current file.
*/
enum CommandResult parse_finish(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
if (MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too many arguments"), "finish");
return MUTT_CMD_WARNING;
}
return MUTT_CMD_FINISH;
}
/**
* parse_group - Parse the 'group' and 'ungroup' commands - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_group(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
struct GroupList gl = STAILQ_HEAD_INITIALIZER(gl);
enum GroupState state = GS_NONE;
do
{
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
if (parse_grouplist(&gl, buf, s, err) == -1)
goto bail;
if ((data == MUTT_UNGROUP) && mutt_istr_equal(buf->data, "*"))
{
mutt_grouplist_clear(&gl);
goto out;
}
if (mutt_istr_equal(buf->data, "-rx"))
state = GS_RX;
else if (mutt_istr_equal(buf->data, "-addr"))
state = GS_ADDR;
else
{
switch (state)
{
case GS_NONE:
mutt_buffer_printf(err, _("%sgroup: missing -rx or -addr"),
(data == MUTT_UNGROUP) ? "un" : "");
goto warn;
case GS_RX:
if ((data == MUTT_GROUP) &&
(mutt_grouplist_add_regex(&gl, buf->data, REG_ICASE, err) != 0))
{
goto bail;
}
else if ((data == MUTT_UNGROUP) &&
(mutt_grouplist_remove_regex(&gl, buf->data) < 0))
{
goto bail;
}
break;
case GS_ADDR:
{
char *estr = NULL;
struct AddressList al = TAILQ_HEAD_INITIALIZER(al);
mutt_addrlist_parse2(&al, buf->data);
if (TAILQ_EMPTY(&al))
goto bail;
if (mutt_addrlist_to_intl(&al, &estr))
{
mutt_buffer_printf(err, _("%sgroup: warning: bad IDN '%s'"),
(data == 1) ? "un" : "", estr);
mutt_addrlist_clear(&al);
FREE(&estr);
goto bail;
}
if (data == MUTT_GROUP)
mutt_grouplist_add_addrlist(&gl, &al);
else if (data == MUTT_UNGROUP)
mutt_grouplist_remove_addrlist(&gl, &al);
mutt_addrlist_clear(&al);
break;
}
}
}
} while (MoreArgs(s));
out:
mutt_grouplist_destroy(&gl);
return MUTT_CMD_SUCCESS;
bail:
mutt_grouplist_destroy(&gl);
return MUTT_CMD_ERROR;
warn:
mutt_grouplist_destroy(&gl);
return MUTT_CMD_WARNING;
}
/**
* parse_ifdef - Parse the 'ifdef' and 'ifndef' commands - Implements Command::parse() - @ingroup command_parse
*
* The 'ifdef' command allows conditional elements in the config file.
* If a given variable, function, command or compile-time symbol exists, then
* read the rest of the line of config commands.
* e.g.
* ifdef sidebar source ~/.neomutt/sidebar.rc
*
* If (data == 1) then it means use the 'ifndef' (if-not-defined) command.
* e.g.
* ifndef imap finish
*/
enum CommandResult parse_ifdef(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
// is the item defined as:
bool res = cs_subset_lookup(NeoMutt->sub, buf->data) // a variable?
|| feature_enabled(buf->data) // a compiled-in feature?
|| is_function(buf->data) // a function?
|| mutt_command_get(buf->data) // a command?
|| myvar_get(buf->data) // a my_ variable?
|| mutt_str_getenv(buf->data); // an environment variable?
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), (data ? "ifndef" : "ifdef"));
return MUTT_CMD_WARNING;
}
mutt_extract_token(buf, s, MUTT_TOKEN_SPACE);
/* ifdef KNOWN_SYMBOL or ifndef UNKNOWN_SYMBOL */
if ((res && (data == 0)) || (!res && (data == 1)))
{
enum CommandResult rc = mutt_parse_rc_line(buf->data, err);
if (rc == MUTT_CMD_ERROR)
{
mutt_error(_("Error: %s"), err->data);
return MUTT_CMD_ERROR;
}
return rc;
}
return MUTT_CMD_SUCCESS;
}
/**
* parse_ignore - Parse the 'ignore' command - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_ignore(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
do
{
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
remove_from_stailq(&UnIgnore, buf->data);
add_to_stailq(&Ignore, buf->data);
} while (MoreArgs(s));
return MUTT_CMD_SUCCESS;
}
/**
* parse_lists - Parse the 'lists' command - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_lists(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
struct GroupList gl = STAILQ_HEAD_INITIALIZER(gl);
do
{
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
if (parse_grouplist(&gl, buf, s, err) == -1)
goto bail;
mutt_regexlist_remove(&UnMailLists, buf->data);
if (mutt_regexlist_add(&MailLists, buf->data, REG_ICASE, err) != 0)
goto bail;
if (mutt_grouplist_add_regex(&gl, buf->data, REG_ICASE, err) != 0)
goto bail;
} while (MoreArgs(s));
mutt_grouplist_destroy(&gl);
return MUTT_CMD_SUCCESS;
bail:
mutt_grouplist_destroy(&gl);
return MUTT_CMD_ERROR;
}
/**
* parse_mailboxes - Parse the 'mailboxes' command - Implements Command::parse() - @ingroup command_parse
*
* This is also used by 'virtual-mailboxes'.
*/
enum CommandResult parse_mailboxes(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
while (MoreArgs(s))
{
struct Mailbox *m = mailbox_new();
if (data & MUTT_NAMED)
{
// This may be empty, e.g. `named-mailboxes "" +inbox`
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
m->name = mutt_buffer_strdup(buf);
}
mutt_extract_token(buf, s, MUTT_TOKEN_NO_FLAGS);
if (mutt_buffer_is_empty(buf))
{
/* Skip empty tokens. */
mailbox_free(&m);
continue;
}
mutt_buffer_strcpy(&m->pathbuf, buf->data);
const char *const c_folder = cs_subset_string(NeoMutt->sub, "folder");
/* int rc = */ mx_path_canon2(m, c_folder);
if (m->type <= MUTT_UNKNOWN)
{
mutt_error("Unknown Mailbox: %s", m->realpath);
mailbox_free(&m);
return MUTT_CMD_ERROR;
}
bool new_account = false;
struct Account *a = mx_ac_find(m);
if (!a)
{
a = account_new(NULL, NeoMutt->sub);
a->type = m->type;
new_account = true;
}
if (!new_account)
{
struct Mailbox *m_old = mx_mbox_find(a, m->realpath);
if (m_old)
{
const bool show = (m_old->flags == MB_HIDDEN);
if (show)
{
m_old->flags = MB_NORMAL;
m_old->gen = mailbox_gen();
}
const bool rename = (data & MUTT_NAMED) && !mutt_str_equal(m_old->name, m->name);
if (rename)
{
mutt_str_replace(&m_old->name, m->name);
}
mailbox_free(&m);
continue;
}
}
if (!mx_ac_add(a, m))
{
//error
mailbox_free(&m);
if (new_account)
{
cs_subset_free(&a->sub);
FREE(&a->name);
notify_free(&a->notify);
FREE(&a);
}
continue;
}
if (new_account)
{
neomutt_account_add(NeoMutt, a);
}
#ifdef USE_INOTIFY
mutt_monitor_add(m);
#endif
}
return MUTT_CMD_SUCCESS;
}
/**
* parse_my_hdr - Parse the 'my_hdr' command - Implements Command::parse() - @ingroup command_parse
*/
enum CommandResult parse_my_hdr(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
mutt_extract_token(buf, s, MUTT_TOKEN_SPACE | MUTT_TOKEN_QUOTE);
char *p = strpbrk(buf->data, ": \t");
if (!p || (*p != ':'))
{
mutt_buffer_strcpy(err, _("invalid header field"));
return MUTT_CMD_WARNING;
}
struct EventHeader ev_h = { buf->data };
struct ListNode *n = header_find(&UserHeader, buf->data);
if (n)
{
header_update(n, buf->data);
mutt_debug(LL_NOTIFY, "NT_HEADER_CHANGE: %s\n", buf->data);
notify_send(NeoMutt->notify, NT_HEADER, NT_HEADER_CHANGE, &ev_h);
}
else
{
header_add(&UserHeader, buf->data);
mutt_debug(LL_NOTIFY, "NT_HEADER_ADD: %s\n", buf->data);
notify_send(NeoMutt->notify, NT_HEADER, NT_HEADER_ADD, &ev_h);
}
return MUTT_CMD_SUCCESS;
}
/**
* parse_set - Parse the 'set' family of commands - Implements Command::parse() - @ingroup command_parse
*
* This is used by 'reset', 'set', 'toggle' and 'unset'.
*/
enum CommandResult parse_set(struct Buffer *buf, struct Buffer *s,
intptr_t data, struct Buffer *err)
{
/* The order must match `enum MuttSetCommand` */
static const char *set_commands[] = { "set", "toggle", "unset", "reset" };
int rc = 0;
while (MoreArgs(s))
{
bool prefix = false;
bool query = false;
bool inv = (data == MUTT_SET_INV);
bool reset = (data == MUTT_SET_RESET);
bool unset = (data == MUTT_SET_UNSET);
if (*s->dptr == '?')
{
prefix = true;
query = true;
s->dptr++;
}
else if (mutt_str_startswith(s->dptr, "no"))
{
prefix = true;
unset = !unset;
s->dptr += 2;
}
else if (mutt_str_startswith(s->dptr, "inv"))
{
prefix = true;
inv = !inv;
s->dptr += 3;
}
else if (*s->dptr == '&')
{
prefix = true;
reset = true;
s->dptr++;
}
if (prefix && (data != MUTT_SET_SET))
{
mutt_buffer_printf(err, _("Can't use 'inv', 'no', '&' or '?' with the '%s' command"),
set_commands[data]);
return MUTT_CMD_WARNING;
}
/* get the variable name */
mutt_extract_token(buf, s, MUTT_TOKEN_EQUAL | MUTT_TOKEN_QUESTION | MUTT_TOKEN_PLUS | MUTT_TOKEN_MINUS);
bool bq = false;
bool equals = false;
bool increment = false;
bool decrement = false;
struct HashElem *he = NULL;
bool my = mutt_str_startswith(buf->data, "my_");
if (!my)
{
he = cs_subset_lookup(NeoMutt->sub, buf->data);
if (!he)
{
if (reset && mutt_str_equal(buf->data, "all"))
{
struct HashElem **list = get_elem_list(NeoMutt->sub->cs);
if (!list)
return MUTT_CMD_ERROR;
for (size_t i = 0; list[i]; i++)
cs_subset_he_reset(NeoMutt->sub, list[i], NULL);
FREE(&list);
break;
}
else
{
mutt_buffer_printf(err, _("%s: unknown variable"), buf->data);
return MUTT_CMD_ERROR;
}
}
// Use the correct name if a synonym is used
mutt_buffer_strcpy(buf, he->key.strkey);
bq = ((DTYPE(he->type) == DT_BOOL) || (DTYPE(he->type) == DT_QUAD));
}
if (*s->dptr == '?')
{
if (prefix)
{
mutt_buffer_printf(err,
_("Can't use a prefix when querying a variable"));
return MUTT_CMD_WARNING;
}
if (reset || unset || inv)
{
mutt_buffer_printf(err, _("Can't query a variable with the '%s' command"),
set_commands[data]);
return MUTT_CMD_WARNING;
}
query = true;
s->dptr++;
}
else if (*s->dptr == '+' || *s->dptr == '-')
{
if (prefix)
{
mutt_buffer_printf(
err,
_("Can't use prefix when incrementing or decrementing a variable"));
return MUTT_CMD_WARNING;
}
if (reset || unset || inv)
{
mutt_buffer_printf(err, _("Can't set a variable with the '%s' command"),
set_commands[data]);
return MUTT_CMD_WARNING;
}
if (*s->dptr == '+')
increment = true;
else
decrement = true;
if (my && decrement)
{
mutt_buffer_printf(err, _("Can't decrement a my_ variable"), set_commands[data]);
return MUTT_CMD_WARNING;
}
s->dptr++;
if (*s->dptr == '=')
{
equals = true;
s->dptr++;
}
}
else if (*s->dptr == '=')
{
if (prefix)
{
mutt_buffer_printf(err, _("Can't use prefix when setting a variable"));
return MUTT_CMD_WARNING;
}
if (reset || unset || inv)
{
mutt_buffer_printf(err, _("Can't set a variable with the '%s' command"),
set_commands[data]);
return MUTT_CMD_WARNING;
}
equals = true;
s->dptr++;
}
if (!bq && (inv || (unset && prefix)))
{
if (data == MUTT_SET_SET)
{
mutt_buffer_printf(err, _("Prefixes 'no' and 'inv' may only be used "
"with bool/quad variables"));
}
else
{
mutt_buffer_printf(err, _("Command '%s' can only be used with bool/quad variables"),
set_commands[data]);
}
return MUTT_CMD_WARNING;
}
if (reset)
{
// mutt_buffer_printf(err, "ACT24 reset variable %s", buf->data);
if (he)
{
rc = cs_subset_he_reset(NeoMutt->sub, he, err);
if (CSR_RESULT(rc) != CSR_SUCCESS)
return MUTT_CMD_ERROR;
}
else
{
myvar_del(buf->data);
}
continue;
}
if ((data == MUTT_SET_SET) && !inv && !unset)
{
if (query)
{
// mutt_buffer_printf(err, "ACT08 query variable %s", buf->data);
if (he)
{
mutt_buffer_addstr(err, buf->data);
mutt_buffer_addch(err, '=');
mutt_buffer_reset(buf);
rc = cs_subset_he_string_get(NeoMutt->sub, he, buf);
if (CSR_RESULT(rc) != CSR_SUCCESS)
{
mutt_buffer_addstr(err, buf->data);
return MUTT_CMD_ERROR;
}
if (DTYPE(he->type) == DT_PATH)
mutt_pretty_mailbox(buf->data, buf->dsize);
pretty_var(buf->data, err);
}
else
{
const char *val = myvar_get(buf->data);
if (val)
{
mutt_buffer_addstr(err, buf->data);
mutt_buffer_addch(err, '=');
pretty_var(val, err);
}
else
{
mutt_buffer_printf(err, _("%s: unknown variable"), buf->data);
return MUTT_CMD_ERROR;
}
}
break;
}
else if (equals)
{
// mutt_buffer_printf(err, "ACT11 set variable %s to ", buf->data);
const char *name = NULL;
if (my)
{
name = mutt_str_dup(buf->data);
}
mutt_extract_token(buf, s, MUTT_TOKEN_BACKTICK_VARS);
if (my)
{
assert(!decrement);
if (increment)
{
myvar_append(name, buf->data);
}
else
{
myvar_set(name, buf->data);
}
FREE(&name);
}
else
{
if (DTYPE(he->type) == DT_PATH)
{
if (he->type & (DT_PATH_DIR | DT_PATH_FILE))
mutt_buffer_expand_path(buf);
else
mutt_path_tilde(buf->data, buf->dsize, HomeDir);
}
else if (IS_MAILBOX(he))
{
mutt_buffer_expand_path(buf);
}
else if (IS_COMMAND(he))
{
struct Buffer scratch = mutt_buffer_make(1024);
mutt_buffer_copy(&scratch, buf);
if (!mutt_str_equal(buf->data, "builtin"))
{
mutt_buffer_expand_path(&scratch);
}
mutt_buffer_reset(buf);
mutt_buffer_addstr(buf, mutt_buffer_string(&scratch));
mutt_buffer_dealloc(&scratch);
}
if (increment)
{
rc = cs_subset_he_string_plus_equals(NeoMutt->sub, he, buf->data, err);
}
else if (decrement)
{
rc = cs_subset_he_string_minus_equals(NeoMutt->sub, he, buf->data, err);
}
else
{
rc = cs_subset_he_string_set(NeoMutt->sub, he, buf->data, err);
}
if (CSR_RESULT(rc) != CSR_SUCCESS)
return MUTT_CMD_ERROR;
}
continue;
}
else
{
if (bq)
{
// mutt_buffer_printf(err, "ACT23 set variable %s to 'yes'", buf->data);
rc = cs_subset_he_native_set(NeoMutt->sub, he, true, err);
if (CSR_RESULT(rc) != CSR_SUCCESS)
return MUTT_CMD_ERROR;
continue;
}
else
{
// mutt_buffer_printf(err, "ACT10 query variable %s", buf->data);
if (he)
{
mutt_buffer_addstr(err, buf->data);
mutt_buffer_addch(err, '=');
mutt_buffer_reset(buf);
rc = cs_subset_he_string_get(NeoMutt->sub, he, buf);
if (CSR_RESULT(rc) != CSR_SUCCESS)
{
mutt_buffer_addstr(err, buf->data);
return MUTT_CMD_ERROR;
}
if (DTYPE(he->type) == DT_PATH)
mutt_pretty_mailbox(buf->data, buf->dsize);
pretty_var(buf->data, err);
}
else
{
const char *val = myvar_get(buf->data);
if (val)
{
mutt_buffer_addstr(err, buf->data);
mutt_buffer_addch(err, '=');
pretty_var(val, err);
}
else
{
mutt_buffer_printf(err, _("%s: unknown variable"), buf->data);
return MUTT_CMD_ERROR;
}
}
break;