/**
* Puts random (compiled) phrase to destination string
*
* @param *destination Places random phrase here
*/
void get_random_phrase(char *destination)
{
/* Allocate dynamic memory, care stack */
char *pattern = (char *) kmalloc(sizeof(char) * \
MAX_PHRASE_LENGTH, GFP_USER);
char *buffer = (char *) kmalloc(sizeof(char) * \
MAX_PHRASE_LENGTH, GFP_USER);
get_random_from_dict(pattern, patterns);
parse_syntax(pattern, buffer);
replace_variables(buffer, destination);
kfree(pattern);
kfree(buffer);
}
/* Parse the rcfile, once it has been opened successfully at rcstream,
* and close it afterwards. If syntax_only is TRUE, only allow the file
* to contain color syntax commands: syntax, color, and icolor. */
void parse_rcfile(FILE *rcstream
#ifdef ENABLE_COLOR
, bool syntax_only
#endif
)
{
char *buf = NULL;
ssize_t len;
size_t n;
while ((len = getline(&buf, &n, rcstream)) > 0) {
char *ptr, *keyword, *option;
int set = 0;
size_t i;
/* Ignore the newline. */
if (buf[len - 1] == '\n')
buf[len - 1] = '\0';
lineno++;
ptr = buf;
while (isblank(*ptr))
ptr++;
/* If we have a blank line or a comment, skip to the next
* line. */
if (*ptr == '\0' || *ptr == '#')
continue;
/* Otherwise, skip to the next space. */
keyword = ptr;
ptr = parse_next_word(ptr);
/* Try to parse the keyword. */
if (strcasecmp(keyword, "set") == 0) {
#ifdef ENABLE_COLOR
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
#endif
set = 1;
} else if (strcasecmp(keyword, "unset") == 0) {
#ifdef ENABLE_COLOR
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
#endif
set = -1;
}
#ifdef ENABLE_COLOR
else if (strcasecmp(keyword, "include") == 0) {
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
parse_include(ptr);
} else if (strcasecmp(keyword, "syntax") == 0) {
if (endsyntax != NULL && endcolor == NULL)
rcfile_error(N_("Syntax \"%s\" has no color commands"),
endsyntax->desc);
parse_syntax(ptr);
} else if (strcasecmp(keyword, "header") == 0)
parse_headers(ptr);
else if (strcasecmp(keyword, "color") == 0)
parse_colors(ptr, FALSE);
else if (strcasecmp(keyword, "icolor") == 0)
parse_colors(ptr, TRUE);
else if (strcasecmp(keyword, "bind") == 0)
parse_keybinding(ptr);
#endif /* ENABLE_COLOR */
else
rcfile_error(N_("Command \"%s\" not understood"), keyword);
if (set == 0)
continue;
if (*ptr == '\0') {
rcfile_error(N_("Missing flag"));
continue;
}
option = ptr;
ptr = parse_next_word(ptr);
for (i = 0; rcopts[i].name != NULL; i++) {
if (strcasecmp(option, rcopts[i].name) == 0) {
#ifdef DEBUG
fprintf(stderr, "parse_rcfile(): name = \"%s\"\n", rcopts[i].name);
#endif
if (set == 1) {
if (rcopts[i].flag != 0)
/* This option has a flag, so it doesn't take an
* argument. */
SET(rcopts[i].flag);
else {
/* This option doesn't have a flag, so it takes
* an argument. */
if (*ptr == '\0') {
rcfile_error(
N_("Option \"%s\" requires an argument"),
rcopts[i].name);
break;
}
option = ptr;
if (*option == '"')
option++;
ptr = parse_argument(ptr);
option = mallocstrcpy(NULL, option);
#ifdef DEBUG
fprintf(stderr, "option = \"%s\"\n", option);
#endif
/* Make sure option is a valid multibyte
* string. */
if (!is_valid_mbstring(option)) {
rcfile_error(
N_("Option is not a valid multibyte string"));
break;
}
#ifndef DISABLE_OPERATINGDIR
if (strcasecmp(rcopts[i].name, "operatingdir") == 0)
operating_dir = option;
else
#endif
#ifndef DISABLE_WRAPJUSTIFY
if (strcasecmp(rcopts[i].name, "fill") == 0) {
if (!parse_num(option, &wrap_at)) {
rcfile_error(
N_("Requested fill size \"%s\" is invalid"),
option);
wrap_at = -CHARS_FROM_EOL;
} else
free(option);
} else
#endif
#ifndef NANO_TINY
if (strcasecmp(rcopts[i].name,
"matchbrackets") == 0) {
matchbrackets = option;
if (has_blank_mbchars(matchbrackets)) {
rcfile_error(
N_("Non-blank characters required"));
free(matchbrackets);
matchbrackets = NULL;
}
} else if (strcasecmp(rcopts[i].name,
"whitespace") == 0) {
whitespace = option;
if (mbstrlen(whitespace) != 2 ||
strlenpt(whitespace) != 2) {
rcfile_error(
N_("Two single-column characters required"));
free(whitespace);
whitespace = NULL;
} else {
whitespace_len[0] =
parse_mbchar(whitespace, NULL,
NULL);
whitespace_len[1] =
parse_mbchar(whitespace +
whitespace_len[0], NULL, NULL);
}
} else
#endif
#ifndef DISABLE_JUSTIFY
if (strcasecmp(rcopts[i].name, "punct") == 0) {
punct = option;
if (has_blank_mbchars(punct)) {
rcfile_error(
N_("Non-blank characters required"));
free(punct);
punct = NULL;
}
} else if (strcasecmp(rcopts[i].name,
"brackets") == 0) {
brackets = option;
if (has_blank_mbchars(brackets)) {
rcfile_error(
N_("Non-blank characters required"));
free(brackets);
brackets = NULL;
}
} else if (strcasecmp(rcopts[i].name,
"quotestr") == 0)
quotestr = option;
else
#endif
#ifndef NANO_TINY
if (strcasecmp(rcopts[i].name,
"backupdir") == 0)
backup_dir = option;
else
#endif
#ifndef DISABLE_SPELLER
if (strcasecmp(rcopts[i].name, "speller") == 0)
alt_speller = option;
else
#endif
if (strcasecmp(rcopts[i].name,
"tabsize") == 0) {
if (!parse_num(option, &tabsize) ||
tabsize <= 0) {
rcfile_error(
N_("Requested tab size \"%s\" is invalid"),
option);
tabsize = -1;
} else
free(option);
} else
assert(FALSE);
}
#ifdef DEBUG
fprintf(stderr, "flag = %ld\n", rcopts[i].flag);
#endif
} else if (rcopts[i].flag != 0)
UNSET(rcopts[i].flag);
else
rcfile_error(N_("Cannot unset flag \"%s\""),
rcopts[i].name);
break;
}
}
if (rcopts[i].name == NULL)
rcfile_error(N_("Unknown flag \"%s\""), option);
}
#ifdef ENABLE_COLOR
if (endsyntax != NULL && endcolor == NULL)
rcfile_error(N_("Syntax \"%s\" has no color commands"),
endsyntax->desc);
#endif
free(buf);
fclose(rcstream);
lineno = 0;
check_vitals_mapped();
return;
}
/* Parse the rcfile, once it has been opened successfully at rcstream,
* and close it afterwards. If syntax_only is TRUE, only allow the file
* to contain color syntax commands: syntax, color, and icolor. */
void parse_rcfile(FILE *rcstream
#ifndef DISABLE_COLOR
, bool syntax_only
#endif
)
{
char *buf = NULL;
ssize_t len;
size_t n = 0;
#ifndef DISABLE_COLOR
syntaxtype *end_syn_save = NULL;
#endif
while ((len = getline(&buf, &n, rcstream)) > 0) {
char *ptr, *keyword, *option;
int set = 0;
size_t i;
/* Ignore the newline. */
if (buf[len - 1] == '\n')
buf[len - 1] = '\0';
lineno++;
ptr = buf;
while (isblank(*ptr))
ptr++;
/* If we have a blank line or a comment, skip to the next
* line. */
if (*ptr == '\0' || *ptr == '#')
continue;
/* Otherwise, skip to the next space. */
keyword = ptr;
ptr = parse_next_word(ptr);
#ifndef DISABLE_COLOR
/* Handle extending first... */
if (strcasecmp(keyword, "extendsyntax") == 0) {
char *syntaxname = ptr;
syntaxtype *ts = NULL;
ptr = parse_next_word(ptr);
for (ts = syntaxes; ts != NULL; ts = ts->next)
if (!strcmp(ts->desc, syntaxname))
break;
if (ts == NULL) {
rcfile_error(N_("Could not find syntax \"%s\" to extend"), syntaxname);
continue;
} else {
end_syn_save = endsyntax;
endsyntax = ts;
keyword = ptr;
ptr = parse_next_word(ptr);
}
}
#endif
/* Try to parse the keyword. */
if (strcasecmp(keyword, "set") == 0) {
#ifndef DISABLE_COLOR
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
#endif
set = 1;
} else if (strcasecmp(keyword, "unset") == 0) {
#ifndef DISABLE_COLOR
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
#endif
set = -1;
}
#ifndef DISABLE_COLOR
else if (strcasecmp(keyword, "include") == 0) {
if (syntax_only)
rcfile_error(
N_("Command \"%s\" not allowed in included file"),
keyword);
else
parse_include(ptr);
} else if (strcasecmp(keyword, "syntax") == 0) {
if (endsyntax != NULL && endcolor == NULL)
rcfile_error(N_("Syntax \"%s\" has no color commands"),
endsyntax->desc);
parse_syntax(ptr);
}
else if (strcasecmp(keyword, "magic") == 0)
#ifdef HAVE_LIBMAGIC
parse_magic_exp(ptr);
#else
;
#endif
else if (strcasecmp(keyword, "header") == 0)
parse_header_exp(ptr);
else if (strcasecmp(keyword, "color") == 0)
parse_colors(ptr, FALSE);
else if (strcasecmp(keyword, "icolor") == 0)
parse_colors(ptr, TRUE);
else if (strcasecmp(keyword, "linter") == 0)
parse_linter(ptr);
else if (strcasecmp(keyword, "formatter") == 0)
#ifndef DISABLE_SPELLER
parse_formatter(ptr);
#else
;
#endif
#endif /* !DISABLE_COLOR */
else if (strcasecmp(keyword, "bind") == 0)
/* Parse the rcfile, once it has been opened successfully at rcstream,
* and close it afterwards. If syntax_only is TRUE, allow the file to
* to contain only color syntax commands. */
void parse_rcfile(FILE *rcstream, bool syntax_only)
{
char *buf = NULL;
ssize_t len;
size_t n = 0;
while ((len = getline(&buf, &n, rcstream)) > 0) {
char *ptr, *keyword, *option;
int set = 0;
size_t i;
/* Ignore the newline. */
if (buf[len - 1] == '\n')
buf[len - 1] = '\0';
lineno++;
ptr = buf;
while (isblank(*ptr))
ptr++;
/* If we have a blank line or a comment, skip to the next
* line. */
if (*ptr == '\0' || *ptr == '#')
continue;
/* Otherwise, skip to the next space. */
keyword = ptr;
ptr = parse_next_word(ptr);
#ifndef DISABLE_COLOR
/* Handle extending first... */
if (strcasecmp(keyword, "extendsyntax") == 0) {
syntaxtype *sint;
char *syntaxname = ptr;
ptr = parse_next_word(ptr);
for (sint = syntaxes; sint != NULL; sint = sint->next)
if (!strcmp(sint->name, syntaxname))
break;
if (sint == NULL) {
rcfile_error(N_("Could not find syntax \"%s\" to extend"),
syntaxname);
opensyntax = FALSE;
continue;
}
live_syntax = sint;
opensyntax = TRUE;
/* Refind the tail of the color list for this syntax. */
lastcolor = sint->color;
if (lastcolor != NULL)
while (lastcolor->next != NULL)
lastcolor = lastcolor->next;
keyword = ptr;
ptr = parse_next_word(ptr);
}
/* Try to parse the keyword. */
if (strcasecmp(keyword, "syntax") == 0) {
if (opensyntax && lastcolor == NULL)
rcfile_error(N_("Syntax \"%s\" has no color commands"),
live_syntax->name);
parse_syntax(ptr);
}
else if (strcasecmp(keyword, "header") == 0)
grab_and_store("header", ptr, &live_syntax->headers);
else if (strcasecmp(keyword, "magic") == 0)
#ifdef HAVE_LIBMAGIC
grab_and_store("magic", ptr, &live_syntax->magics);
#else
;
#endif
else if (strcasecmp(keyword, "comment") == 0)
#ifdef ENABLE_COMMENT
pick_up_name("comment", ptr, &live_syntax->comment);
#else
;
#endif
else if (strcasecmp(keyword, "color") == 0)