Feature: don't wrap around to the start of buffer when search (nosear…

…chwrap)

doc/nano.1

@@ -373,6 +373,9 @@ With \fBM\-X\fR the help lines.
 .BR \-! ", " \-\-magic
 When neither the file's name nor its first line give a clue,
 try using libmagic to determine the applicable syntax.
+.TP
+.BR \-\-nosearchwrap
+Don't wrap around to the start or end of the buffer when performing search or replace.
 
 .SH TOGGLES
 Several of the above options can be switched on and off also while

doc/nanorc.5

@@ -224,6 +224,9 @@ Don't display the two help lines at the bottom of the screen.
 Don't automatically add a newline when a text does not end with one.
 (This can cause you to save non-POSIX text files.)
 .TP
+.B set nosearchwrap
+Don't wrap around to the start or end of the buffer when performing search or replace.
+.TP
 .B set nowrap
 Deprecated option since it has become the default setting.
 When needed, use \fBunset breaklonglines\fR instead.

src/definitions.h

@@ -322,6 +322,7 @@ enum {
 	CONSTANT_SHOW,
 	NO_HELP,
 	SUSPENDABLE,
+	NO_SEARCH_WRAP,
 	NO_WRAP,
 	AUTOINDENT,
 	VIEW_MODE,

src/nano.c

@@ -658,6 +658,7 @@ void usage(void)
 #ifdef HAVE_LIBMAGIC
 	print_opt("-!", "--magic", N_("Also try magic to determine syntax"));
 #endif
+	print_opt("", "--nosearchwrap", N_("Don't wrap past EOF when search/replace"));
 }
 
 /* Display the version number of this nano, a copyright notice, some contact
@@ -1773,6 +1774,7 @@ int main(int argc, char **argv)
 #ifdef HAVE_LIBMAGIC
 		{"magic", 0, NULL, '!'},
 #endif
+		{"nosearchwrap", 0, NULL, '\x01'},
 		{NULL, 0, NULL, 0}
 	};
 
@@ -2064,6 +2066,9 @@ int main(int argc, char **argv)
 				SET(USE_MAGIC);
 				break;
 #endif
+			case '\x01':
+				SET(NO_SEARCH_WRAP);
+				break;
 			default:
 				printf(_("Type '%s -h' for a list of available options.\n"), argv[0]);
 				exit(1);

src/rcfile.c

@@ -68,6 +68,7 @@ static const rcoption rcopts[] = {
 #endif
 	{"nohelp", NO_HELP},
 	{"nonewlines", NO_NEWLINES},
+	{"nosearchwrap", NO_SEARCH_WRAP},
 #ifdef ENABLE_WRAPPING
 	{"nowrap", NO_WRAP},  /* Deprecated; remove in 2024. */
 #endif

src/search.c

@@ -243,7 +243,7 @@ int findnextstr(const char *needle, bool whole_word_only, int modus,
 		/* If we've reached the start or end of the buffer, wrap around;
 		 * but stop when spell-checking or replacing in a region. */
 		if (line == NULL) {
-			if (whole_word_only || modus == INREGION) {
+			if (whole_word_only || modus == INREGION || ISSET(NO_SEARCH_WRAP)) {
 				nodelay(midwin, FALSE);
 				return 0;
 			}

syntax/nanorc.nanorc

@@ -14,7 +14,7 @@ color bold,purple "^[[:blank:]]*include[[:blank:]][^"]*([[:blank:]]|$)"
 color lime "^[[:blank:]]*extendsyntax[[:blank:]]+[[:alpha:]]+[[:blank:]]+(i?color|header|magic|comment|formatter|linter|tabgives)[[:blank:]]+.*"
 
 # The arguments of commands
-color brightgreen "^[[:blank:]]*(set|unset)[[:blank:]]+(afterends|allow_insecure_backup|atblanks|autoindent|backup|boldtext|bookstyle|breaklonglines|casesensitive|constantshow|cutfromcursor|emptyline|historylog|indicator|jumpyscrolling|linenumbers|locking|magic|minibar|mouse|multibuffer|noconvert|nohelp|nonewlines|positionlog|preserve|quickblank|rawsequences|rebinddelete|regexp|saveonexit|showcursor|smarthome|softwrap|stateflags|tabstospaces|trimblanks|unix|wordbounds|zap|zero)\>"
+color brightgreen "^[[:blank:]]*(set|unset)[[:blank:]]+(afterends|allow_insecure_backup|atblanks|autoindent|backup|boldtext|bookstyle|breaklonglines|casesensitive|constantshow|cutfromcursor|emptyline|historylog|indicator|jumpyscrolling|linenumbers|locking|magic|minibar|mouse|multibuffer|noconvert|nohelp|nosearchwrap|nonewlines|positionlog|preserve|quickblank|rawsequences|rebinddelete|regexp|saveonexit|showcursor|smarthome|softwrap|stateflags|tabstospaces|trimblanks|unix|wordbounds|zap|zero)\>"
 color brightgreen "^[[:blank:]]*set[[:blank:]]+(backupdir|brackets|errorcolor|functioncolor|keycolor|matchbrackets|minicolor|numbercolor|operatingdir|promptcolor|punct|quotestr|scrollercolor|selectedcolor|speller|spotlightcolor|statuscolor|stripecolor|titlecolor|whitespace|wordchars)[[:blank:]]+"
 color brightgreen "^[[:blank:]]*set[[:blank:]]+(fill[[:blank:]]+-?[[:digit:]]+|(guidestripe|tabsize)[[:blank:]]+[1-9][0-9]*)\>"
 color brightgreen "^[[:blank:]]*bind[[:blank:]]+((\^([A-Za-z]|[]/@\^_`-]|Space)|([Ss][Hh]-)?[Mm]-[A-Za-z]|[Mm]-([][!"#$%&'()*+,./0-9:;<=>?@\^_`{|}~-]|Space))|F([1-9]|1[0-9]|2[0-4])|Ins|Del)[[:blank:]]+([a-z]+|".*")[[:blank:]]+(main|help|search|replace(with)?|yesno|gotoline|writeout|insert|execute|browser|whereisfile|gotodir|spell|linter|all)\>"