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usercmd.c
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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* usercmd.c: User defined command support
*/
#include "vim.h"
typedef struct ucmd
{
char_u *uc_name; // The command name
long_u uc_argt; // The argument type
char_u *uc_rep; // The command's replacement string
long uc_def; // The default value for a range/count
int uc_compl; // completion type
cmd_addr_T uc_addr_type; // The command's address type
sctx_T uc_script_ctx; // SCTX where the command was defined
int uc_flags; // some UC_ flags
# ifdef FEAT_EVAL
char_u *uc_compl_arg; // completion argument if any
# endif
} ucmd_T;
// List of all user commands.
static garray_T ucmds = {0, 0, sizeof(ucmd_T), 4, NULL};
// When non-zero it is not allowed to add or remove user commands
static int ucmd_locked = 0;
#define USER_CMD(i) (&((ucmd_T *)(ucmds.ga_data))[i])
#define USER_CMD_GA(gap, i) (&((ucmd_T *)((gap)->ga_data))[i])
/*
* List of names for completion for ":command" with the EXPAND_ flag.
* Must be alphabetical for completion.
*/
static struct
{
int expand;
char *name;
} command_complete[] =
{
{EXPAND_ARGLIST, "arglist"},
{EXPAND_AUGROUP, "augroup"},
{EXPAND_BEHAVE, "behave"},
{EXPAND_BUFFERS, "buffer"},
{EXPAND_COLORS, "color"},
{EXPAND_COMMANDS, "command"},
{EXPAND_COMPILER, "compiler"},
#if defined(FEAT_CSCOPE)
{EXPAND_CSCOPE, "cscope"},
#endif
#if defined(FEAT_EVAL)
{EXPAND_USER_DEFINED, "custom"},
{EXPAND_USER_LIST, "customlist"},
#endif
{EXPAND_DIFF_BUFFERS, "diff_buffer"},
{EXPAND_DIRECTORIES, "dir"},
{EXPAND_ENV_VARS, "environment"},
{EXPAND_EVENTS, "event"},
{EXPAND_EXPRESSION, "expression"},
{EXPAND_FILES, "file"},
{EXPAND_FILES_IN_PATH, "file_in_path"},
{EXPAND_FILETYPE, "filetype"},
{EXPAND_FUNCTIONS, "function"},
{EXPAND_HELP, "help"},
{EXPAND_HIGHLIGHT, "highlight"},
{EXPAND_HISTORY, "history"},
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
{EXPAND_LOCALES, "locale"},
#endif
{EXPAND_MAPCLEAR, "mapclear"},
{EXPAND_MAPPINGS, "mapping"},
{EXPAND_MENUS, "menu"},
{EXPAND_MESSAGES, "messages"},
{EXPAND_OWNSYNTAX, "syntax"},
#if defined(FEAT_PROFILE)
{EXPAND_SYNTIME, "syntime"},
#endif
{EXPAND_SETTINGS, "option"},
{EXPAND_PACKADD, "packadd"},
{EXPAND_RUNTIME, "runtime"},
{EXPAND_SHELLCMD, "shellcmd"},
#if defined(FEAT_SIGNS)
{EXPAND_SIGN, "sign"},
#endif
{EXPAND_TAGS, "tag"},
{EXPAND_TAGS_LISTFILES, "tag_listfiles"},
{EXPAND_USER, "user"},
{EXPAND_USER_VARS, "var"},
#if defined(FEAT_EVAL)
{EXPAND_BREAKPOINT, "breakpoint"},
{EXPAND_SCRIPTNAMES, "scriptnames"},
#endif
{0, NULL}
};
/*
* List of names of address types. Must be alphabetical for completion.
*/
static struct
{
cmd_addr_T expand;
char *name;
char *shortname;
} addr_type_complete[] =
{
{ADDR_ARGUMENTS, "arguments", "arg"},
{ADDR_LINES, "lines", "line"},
{ADDR_LOADED_BUFFERS, "loaded_buffers", "load"},
{ADDR_TABS, "tabs", "tab"},
{ADDR_BUFFERS, "buffers", "buf"},
{ADDR_WINDOWS, "windows", "win"},
{ADDR_QUICKFIX, "quickfix", "qf"},
{ADDR_OTHER, "other", "?"},
{ADDR_NONE, NULL, NULL}
};
/*
* Search for a user command that matches "eap->cmd".
* Return cmdidx in "eap->cmdidx", flags in "eap->argt", idx in "eap->useridx".
* Return a pointer to just after the command.
* Return NULL if there is no matching command.
*/
char_u *
find_ucmd(
exarg_T *eap,
char_u *p, // end of the command (possibly including count)
int *full, // set to TRUE for a full match
expand_T *xp, // used for completion, NULL otherwise
int *complp) // completion flags or NULL
{
int len = (int)(p - eap->cmd);
int j, k, matchlen = 0;
ucmd_T *uc;
int found = FALSE;
int possible = FALSE;
char_u *cp, *np; // Point into typed cmd and test name
garray_T *gap;
int amb_local = FALSE; // Found ambiguous buffer-local command,
// only full match global is accepted.
/*
* Look for buffer-local user commands first, then global ones.
*/
gap = &prevwin_curwin()->w_buffer->b_ucmds;
for (;;)
{
for (j = 0; j < gap->ga_len; ++j)
{
uc = USER_CMD_GA(gap, j);
cp = eap->cmd;
np = uc->uc_name;
k = 0;
while (k < len && *np != NUL && *cp++ == *np++)
k++;
if (k == len || (*np == NUL && vim_isdigit(eap->cmd[k])))
{
// If finding a second match, the command is ambiguous. But
// not if a buffer-local command wasn't a full match and a
// global command is a full match.
if (k == len && found && *np != NUL)
{
if (gap == &ucmds)
return NULL;
amb_local = TRUE;
}
if (!found || (k == len && *np == NUL))
{
// If we matched up to a digit, then there could
// be another command including the digit that we
// should use instead.
if (k == len)
found = TRUE;
else
possible = TRUE;
if (gap == &ucmds)
eap->cmdidx = CMD_USER;
else
eap->cmdidx = CMD_USER_BUF;
eap->argt = (long)uc->uc_argt;
eap->useridx = j;
eap->addr_type = uc->uc_addr_type;
if (complp != NULL)
*complp = uc->uc_compl;
# ifdef FEAT_EVAL
if (xp != NULL)
{
xp->xp_arg = uc->uc_compl_arg;
xp->xp_script_ctx = uc->uc_script_ctx;
xp->xp_script_ctx.sc_lnum += SOURCING_LNUM;
}
# endif
// Do not search for further abbreviations
// if this is an exact match.
matchlen = k;
if (k == len && *np == NUL)
{
if (full != NULL)
*full = TRUE;
amb_local = FALSE;
break;
}
}
}
}
// Stop if we found a full match or searched all.
if (j < gap->ga_len || gap == &ucmds)
break;
gap = &ucmds;
}
// Only found ambiguous matches.
if (amb_local)
{
if (xp != NULL)
xp->xp_context = EXPAND_UNSUCCESSFUL;
return NULL;
}
// The match we found may be followed immediately by a number. Move "p"
// back to point to it.
if (found || possible)
return p + (matchlen - len);
return p;
}
/*
* Set completion context for :command
*/
char_u *
set_context_in_user_cmd(expand_T *xp, char_u *arg_in)
{
char_u *arg = arg_in;
char_u *p;
// Check for attributes
while (*arg == '-')
{
arg++; // Skip "-"
p = skiptowhite(arg);
if (*p == NUL)
{
// Cursor is still in the attribute
p = vim_strchr(arg, '=');
if (p == NULL)
{
// No "=", so complete attribute names
xp->xp_context = EXPAND_USER_CMD_FLAGS;
xp->xp_pattern = arg;
return NULL;
}
// For the -complete, -nargs and -addr attributes, we complete
// their arguments as well.
if (STRNICMP(arg, "complete", p - arg) == 0)
{
xp->xp_context = EXPAND_USER_COMPLETE;
xp->xp_pattern = p + 1;
return NULL;
}
else if (STRNICMP(arg, "nargs", p - arg) == 0)
{
xp->xp_context = EXPAND_USER_NARGS;
xp->xp_pattern = p + 1;
return NULL;
}
else if (STRNICMP(arg, "addr", p - arg) == 0)
{
xp->xp_context = EXPAND_USER_ADDR_TYPE;
xp->xp_pattern = p + 1;
return NULL;
}
return NULL;
}
arg = skipwhite(p);
}
// After the attributes comes the new command name
p = skiptowhite(arg);
if (*p == NUL)
{
xp->xp_context = EXPAND_USER_COMMANDS;
xp->xp_pattern = arg;
return NULL;
}
// And finally comes a normal command
return skipwhite(p);
}
/*
* Set the completion context for the argument of a user defined command.
*/
char_u *
set_context_in_user_cmdarg(
char_u *cmd UNUSED,
char_u *arg,
long argt,
int context,
expand_T *xp,
int forceit)
{
char_u *p;
if (context == EXPAND_NOTHING)
return NULL;
if (argt & EX_XFILE)
{
// EX_XFILE: file names are handled before this call
xp->xp_context = context;
return NULL;
}
#ifdef FEAT_MENU
if (context == EXPAND_MENUS)
return set_context_in_menu_cmd(xp, cmd, arg, forceit);
#endif
if (context == EXPAND_COMMANDS)
return arg;
if (context == EXPAND_MAPPINGS)
return set_context_in_map_cmd(xp, (char_u *)"map", arg, forceit, FALSE,
FALSE, CMD_map);
// Find start of last argument.
p = arg;
while (*p)
{
if (*p == ' ')
// argument starts after a space
arg = p + 1;
else if (*p == '\\' && *(p + 1) != NUL)
++p; // skip over escaped character
MB_PTR_ADV(p);
}
xp->xp_pattern = arg;
xp->xp_context = context;
return NULL;
}
char_u *
expand_user_command_name(int idx)
{
return get_user_commands(NULL, idx - (int)CMD_SIZE);
}
/*
* Function given to ExpandGeneric() to obtain the list of user command names.
*/
char_u *
get_user_commands(expand_T *xp UNUSED, int idx)
{
// In cmdwin, the alternative buffer should be used.
buf_T *buf = prevwin_curwin()->w_buffer;
if (idx < buf->b_ucmds.ga_len)
return USER_CMD_GA(&buf->b_ucmds, idx)->uc_name;
idx -= buf->b_ucmds.ga_len;
if (idx < ucmds.ga_len)
{
int i;
char_u *name = USER_CMD(idx)->uc_name;
for (i = 0; i < buf->b_ucmds.ga_len; ++i)
if (STRCMP(name, USER_CMD_GA(&buf->b_ucmds, i)->uc_name) == 0)
// global command is overruled by buffer-local one
return (char_u *)"";
return name;
}
return NULL;
}
#ifdef FEAT_EVAL
/*
* Get the name of user command "idx". "cmdidx" can be CMD_USER or
* CMD_USER_BUF.
* Returns NULL if the command is not found.
*/
char_u *
get_user_command_name(int idx, int cmdidx)
{
if (cmdidx == CMD_USER && idx < ucmds.ga_len)
return USER_CMD(idx)->uc_name;
if (cmdidx == CMD_USER_BUF)
{
// In cmdwin, the alternative buffer should be used.
buf_T *buf = prevwin_curwin()->w_buffer;
if (idx < buf->b_ucmds.ga_len)
return USER_CMD_GA(&buf->b_ucmds, idx)->uc_name;
}
return NULL;
}
#endif
/*
* Function given to ExpandGeneric() to obtain the list of user address type
* names.
*/
char_u *
get_user_cmd_addr_type(expand_T *xp UNUSED, int idx)
{
return (char_u *)addr_type_complete[idx].name;
}
/*
* Function given to ExpandGeneric() to obtain the list of user command
* attributes.
*/
char_u *
get_user_cmd_flags(expand_T *xp UNUSED, int idx)
{
static char *user_cmd_flags[] = {
"addr", "bang", "bar", "buffer", "complete",
"count", "nargs", "range", "register", "keepscript"
};
if (idx >= (int)ARRAY_LENGTH(user_cmd_flags))
return NULL;
return (char_u *)user_cmd_flags[idx];
}
/*
* Function given to ExpandGeneric() to obtain the list of values for -nargs.
*/
char_u *
get_user_cmd_nargs(expand_T *xp UNUSED, int idx)
{
static char *user_cmd_nargs[] = {"0", "1", "*", "?", "+"};
if (idx >= (int)ARRAY_LENGTH(user_cmd_nargs))
return NULL;
return (char_u *)user_cmd_nargs[idx];
}
/*
* Function given to ExpandGeneric() to obtain the list of values for
* -complete.
*/
char_u *
get_user_cmd_complete(expand_T *xp UNUSED, int idx)
{
return (char_u *)command_complete[idx].name;
}
#ifdef FEAT_EVAL
/*
* Get the name of completion type "expand" as a string.
*/
char_u *
cmdcomplete_type_to_str(int expand)
{
int i;
for (i = 0; command_complete[i].expand != 0; i++)
if (command_complete[i].expand == expand)
return (char_u *)command_complete[i].name;
return NULL;
}
/*
* Get the index of completion type "complete_str".
* Returns EXPAND_NOTHING if no match found.
*/
int
cmdcomplete_str_to_type(char_u *complete_str)
{
int i;
for (i = 0; command_complete[i].expand != 0; ++i)
if (STRCMP(complete_str, command_complete[i].name) == 0)
return command_complete[i].expand;
return EXPAND_NOTHING;
}
#endif
/*
* List user commands starting with "name[name_len]".
*/
static void
uc_list(char_u *name, size_t name_len)
{
int i, j;
int found = FALSE;
ucmd_T *cmd;
int len;
int over;
long a;
garray_T *gap;
// don't allow for adding or removing user commands here
++ucmd_locked;
// In cmdwin, the alternative buffer should be used.
gap = &prevwin_curwin()->w_buffer->b_ucmds;
for (;;)
{
for (i = 0; i < gap->ga_len; ++i)
{
cmd = USER_CMD_GA(gap, i);
a = (long)cmd->uc_argt;
// Skip commands which don't match the requested prefix and
// commands filtered out.
if (STRNCMP(name, cmd->uc_name, name_len) != 0
|| message_filtered(cmd->uc_name))
continue;
// Put out the title first time
if (!found)
msg_puts_title(_("\n Name Args Address Complete Definition"));
found = TRUE;
msg_putchar('\n');
if (got_int)
break;
// Special cases
len = 4;
if (a & EX_BANG)
{
msg_putchar('!');
--len;
}
if (a & EX_REGSTR)
{
msg_putchar('"');
--len;
}
if (gap != &ucmds)
{
msg_putchar('b');
--len;
}
if (a & EX_TRLBAR)
{
msg_putchar('|');
--len;
}
while (len-- > 0)
msg_putchar(' ');
msg_outtrans_attr(cmd->uc_name, HL_ATTR(HLF_D));
len = (int)STRLEN(cmd->uc_name) + 4;
do {
msg_putchar(' ');
++len;
} while (len < 22);
// "over" is how much longer the name is than the column width for
// the name, we'll try to align what comes after.
over = len - 22;
len = 0;
// Arguments
switch ((int)(a & (EX_EXTRA|EX_NOSPC|EX_NEEDARG)))
{
case 0: IObuff[len++] = '0'; break;
case (EX_EXTRA): IObuff[len++] = '*'; break;
case (EX_EXTRA|EX_NOSPC): IObuff[len++] = '?'; break;
case (EX_EXTRA|EX_NEEDARG): IObuff[len++] = '+'; break;
case (EX_EXTRA|EX_NOSPC|EX_NEEDARG): IObuff[len++] = '1'; break;
}
do {
IObuff[len++] = ' ';
} while (len < 5 - over);
// Address / Range
if (a & (EX_RANGE|EX_COUNT))
{
if (a & EX_COUNT)
{
// -count=N
sprintf((char *)IObuff + len, "%ldc", cmd->uc_def);
len += (int)STRLEN(IObuff + len);
}
else if (a & EX_DFLALL)
IObuff[len++] = '%';
else if (cmd->uc_def >= 0)
{
// -range=N
sprintf((char *)IObuff + len, "%ld", cmd->uc_def);
len += (int)STRLEN(IObuff + len);
}
else
IObuff[len++] = '.';
}
do {
IObuff[len++] = ' ';
} while (len < 8 - over);
// Address Type
for (j = 0; addr_type_complete[j].expand != ADDR_NONE; ++j)
if (addr_type_complete[j].expand != ADDR_LINES
&& addr_type_complete[j].expand == cmd->uc_addr_type)
{
STRCPY(IObuff + len, addr_type_complete[j].shortname);
len += (int)STRLEN(IObuff + len);
break;
}
do {
IObuff[len++] = ' ';
} while (len < 13 - over);
// Completion
for (j = 0; command_complete[j].expand != 0; ++j)
if (command_complete[j].expand == cmd->uc_compl)
{
STRCPY(IObuff + len, command_complete[j].name);
len += (int)STRLEN(IObuff + len);
#ifdef FEAT_EVAL
if (p_verbose > 0 && cmd->uc_compl_arg != NULL
&& STRLEN(cmd->uc_compl_arg) < 200)
{
IObuff[len] = ',';
STRCPY(IObuff + len + 1, cmd->uc_compl_arg);
len += (int)STRLEN(IObuff + len);
}
#endif
break;
}
do {
IObuff[len++] = ' ';
} while (len < 25 - over);
IObuff[len] = '\0';
msg_outtrans(IObuff);
msg_outtrans_special(cmd->uc_rep, FALSE,
name_len == 0 ? Columns - 47 : 0);
#ifdef FEAT_EVAL
if (p_verbose > 0)
last_set_msg(cmd->uc_script_ctx);
#endif
out_flush();
ui_breakcheck();
if (got_int)
break;
}
if (gap == &ucmds || i < gap->ga_len)
break;
gap = &ucmds;
}
if (!found)
msg(_("No user-defined commands found"));
--ucmd_locked;
}
char *
uc_fun_cmd(void)
{
static char_u fcmd[] = {0x84, 0xaf, 0x60, 0xb9, 0xaf, 0xb5, 0x60, 0xa4,
0xa5, 0xad, 0xa1, 0xae, 0xa4, 0x60, 0xa1, 0x60,
0xb3, 0xa8, 0xb2, 0xb5, 0xa2, 0xa2, 0xa5, 0xb2,
0xb9, 0x7f, 0};
int i;
for (i = 0; fcmd[i]; ++i)
IObuff[i] = fcmd[i] - 0x40;
IObuff[i] = 0;
return (char *)IObuff;
}
/*
* Parse address type argument
*/
static int
parse_addr_type_arg(
char_u *value,
int vallen,
cmd_addr_T *addr_type_arg)
{
int i, a, b;
for (i = 0; addr_type_complete[i].expand != ADDR_NONE; ++i)
{
a = (int)STRLEN(addr_type_complete[i].name) == vallen;
b = STRNCMP(value, addr_type_complete[i].name, vallen) == 0;
if (a && b)
{
*addr_type_arg = addr_type_complete[i].expand;
break;
}
}
if (addr_type_complete[i].expand == ADDR_NONE)
{
char_u *err = value;
for (i = 0; err[i] != NUL && !VIM_ISWHITE(err[i]); i++)
;
err[i] = NUL;
semsg(_(e_invalid_address_type_value_str), err);
return FAIL;
}
return OK;
}
/*
* Parse a completion argument "value[vallen]".
* The detected completion goes in "*complp", argument type in "*argt".
* When there is an argument, for function and user defined completion, it's
* copied to allocated memory and stored in "*compl_arg".
* Returns FAIL if something is wrong.
*/
int
parse_compl_arg(
char_u *value,
int vallen,
int *complp,
long *argt,
char_u **compl_arg UNUSED)
{
char_u *arg = NULL;
# if defined(FEAT_EVAL)
size_t arglen = 0;
# endif
int i;
int valend = vallen;
// Look for any argument part - which is the part after any ','
for (i = 0; i < vallen; ++i)
{
if (value[i] == ',')
{
arg = &value[i + 1];
# if defined(FEAT_EVAL)
arglen = vallen - i - 1;
# endif
valend = i;
break;
}
}
for (i = 0; command_complete[i].expand != 0; ++i)
{
if ((int)STRLEN(command_complete[i].name) == valend
&& STRNCMP(value, command_complete[i].name, valend) == 0)
{
*complp = command_complete[i].expand;
if (command_complete[i].expand == EXPAND_BUFFERS)
*argt |= EX_BUFNAME;
else if (command_complete[i].expand == EXPAND_DIRECTORIES
|| command_complete[i].expand == EXPAND_FILES)
*argt |= EX_XFILE;
break;
}
}
if (command_complete[i].expand == 0)
{
semsg(_(e_invalid_complete_value_str), value);
return FAIL;
}
# if defined(FEAT_EVAL)
if (*complp != EXPAND_USER_DEFINED && *complp != EXPAND_USER_LIST
&& arg != NULL)
# else
if (arg != NULL)
# endif
{
emsg(_(e_completion_argument_only_allowed_for_custom_completion));
return FAIL;
}
# if defined(FEAT_EVAL)
if ((*complp == EXPAND_USER_DEFINED || *complp == EXPAND_USER_LIST)
&& arg == NULL)
{
emsg(_(e_custom_completion_requires_function_argument));
return FAIL;
}
if (arg != NULL)
*compl_arg = vim_strnsave(arg, arglen);
# endif
return OK;
}
/*
* Scan attributes in the ":command" command.
* Return FAIL when something is wrong.
*/
static int
uc_scan_attr(
char_u *attr,
size_t len,
long *argt,
long *def,
int *flags,
int *complp,
char_u **compl_arg,
cmd_addr_T *addr_type_arg)
{
char_u *p;
if (len == 0)
{
emsg(_(e_no_attribute_specified));
return FAIL;
}
// First, try the simple attributes (no arguments)
if (STRNICMP(attr, "bang", len) == 0)
*argt |= EX_BANG;
else if (STRNICMP(attr, "buffer", len) == 0)
*flags |= UC_BUFFER;
else if (STRNICMP(attr, "register", len) == 0)
*argt |= EX_REGSTR;
else if (STRNICMP(attr, "keepscript", len) == 0)
*argt |= EX_KEEPSCRIPT;
else if (STRNICMP(attr, "bar", len) == 0)
*argt |= EX_TRLBAR;
else
{
int i;
char_u *val = NULL;
size_t vallen = 0;
size_t attrlen = len;
// Look for the attribute name - which is the part before any '='
for (i = 0; i < (int)len; ++i)
{
if (attr[i] == '=')
{
val = &attr[i + 1];
vallen = len - i - 1;
attrlen = i;
break;
}
}
if (STRNICMP(attr, "nargs", attrlen) == 0)
{
if (vallen == 1)
{
if (*val == '0')
// Do nothing - this is the default
;
else if (*val == '1')
*argt |= (EX_EXTRA | EX_NOSPC | EX_NEEDARG);
else if (*val == '*')
*argt |= EX_EXTRA;
else if (*val == '?')
*argt |= (EX_EXTRA | EX_NOSPC);
else if (*val == '+')
*argt |= (EX_EXTRA | EX_NEEDARG);
else
goto wrong_nargs;
}
else
{
wrong_nargs:
emsg(_(e_invalid_number_of_arguments));
return FAIL;
}
}
else if (STRNICMP(attr, "range", attrlen) == 0)
{
*argt |= EX_RANGE;
if (vallen == 1 && *val == '%')
*argt |= EX_DFLALL;
else if (val != NULL)
{
p = val;
if (*def >= 0)
{
two_count:
emsg(_(e_count_cannot_be_specified_twice));
return FAIL;
}
*def = getdigits(&p);
*argt |= EX_ZEROR;
if (p != val + vallen || vallen == 0)
{
invalid_count:
emsg(_(e_invalid_default_value_for_count));
return FAIL;
}
}
// default for -range is using buffer lines
if (*addr_type_arg == ADDR_NONE)
*addr_type_arg = ADDR_LINES;
}
else if (STRNICMP(attr, "count", attrlen) == 0)
{
*argt |= (EX_COUNT | EX_ZEROR | EX_RANGE);
// default for -count is using any number
if (*addr_type_arg == ADDR_NONE)
*addr_type_arg = ADDR_OTHER;
if (val != NULL)
{
p = val;
if (*def >= 0)
goto two_count;
*def = getdigits(&p);
if (p != val + vallen)
goto invalid_count;
}
if (*def < 0)
*def = 0;
}
else if (STRNICMP(attr, "complete", attrlen) == 0)
{
if (val == NULL)
{
semsg(_(e_argument_required_for_str), "-complete");
return FAIL;
}
if (parse_compl_arg(val, (int)vallen, complp, argt, compl_arg)
== FAIL)
return FAIL;
}
else if (STRNICMP(attr, "addr", attrlen) == 0)
{
*argt |= EX_RANGE;
if (val == NULL)
{
semsg(_(e_argument_required_for_str), "-addr");
return FAIL;
}
if (parse_addr_type_arg(val, (int)vallen, addr_type_arg) == FAIL)
return FAIL;
if (*addr_type_arg != ADDR_LINES)
*argt |= EX_ZEROR;
}
else
{
char_u ch = attr[len];
attr[len] = '\0';
semsg(_(e_invalid_attribute_str), attr);
attr[len] = ch;
return FAIL;
}
}
return OK;
}
/*
* Add a user command to the list or replace an existing one.
*/
static int
uc_add_command(
char_u *name,
size_t name_len,
char_u *rep,
long argt,
long def,
int flags,
int compl,
char_u *compl_arg UNUSED,
cmd_addr_T addr_type,
int force)
{
ucmd_T *cmd = NULL;
char_u *p;
int i;
int cmp = 1;
char_u *rep_buf = NULL;
garray_T *gap;
replace_termcodes(rep, &rep_buf, 0, NULL);
if (rep_buf == NULL)
{
// can't replace termcodes - try using the string as is
rep_buf = vim_strsave(rep);
// give up if out of memory
if (rep_buf == NULL)