From: Chris Allegretta <chrisa@asty.org>
Date: Wed, 6 Sep 2000 13:39:17 +0000 (+0000)
Subject: Changed _POSIX_VERSION checks in regex code to HAVE_REGEX_H, added check for regex... 
X-Git-Tag: v0.9.18~18
X-Git-Url: https://git.wh0rd.org/?a=commitdiff_plain;h=805c26d1a6eb78e10dbf6d2ccb5891442c84753d;p=nano.git

Changed _POSIX_VERSION checks in regex code to HAVE_REGEX_H, added check for regex.h in configure.in


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@208 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---

diff --git a/ChangeLog b/ChangeLog
index 6aff1a8a..11637c03 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,7 @@
 CVS code -
+- General
+	- Changed _POSIX_VERSION checks in regex code to HAVE_REGEX_H, 
+	  added check for regex.h in configure.in.
 - cut.c:
   do_cut_text()
 	- Don't immediately abort if we're on filebot and the marker is
diff --git a/config.h.in b/config.h.in
index a6cdb362..c79e0f2e 100644
--- a/config.h.in
+++ b/config.h.in
@@ -154,6 +154,9 @@
 /* Define if you have the <nl_types.h> header file.  */
 #undef HAVE_NL_TYPES_H
 
+/* Define if you have the <regex.h> header file.  */
+#undef HAVE_REGEX_H
+
 /* Define if you have the <string.h> header file.  */
 #undef HAVE_STRING_H
 
diff --git a/configure b/configure
index 5c963e3a..6f1c5185 100755
--- a/configure
+++ b/configure
@@ -1225,7 +1225,7 @@ EOF
 
 fi
 
-for ac_hdr in fcntl.h unistd.h malloc.h termios.h termio.h limits.h getopt.h
+for ac_hdr in fcntl.h unistd.h malloc.h termios.h termio.h limits.h getopt.h regex.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
diff --git a/configure.in b/configure.in
index ee1083e1..183707d5 100644
--- a/configure.in
+++ b/configure.in
@@ -11,7 +11,7 @@ AC_ISC_POSIX
 
 dnl Checks for header files.
 AC_HEADER_STDC
-AC_CHECK_HEADERS(fcntl.h unistd.h malloc.h termios.h termio.h limits.h getopt.h)
+AC_CHECK_HEADERS(fcntl.h unistd.h malloc.h termios.h termio.h limits.h getopt.h regex.h)
 
 dnl options
 AC_ARG_ENABLE(tiny,
diff --git a/global.c b/global.c
index cb3b1f87..1d1ce3be 100644
--- a/global.c
+++ b/global.c
@@ -82,9 +82,11 @@ toggle toggles[TOGGLE_LEN];
 
 /* Regular expressions */
 
+#ifdef HAVE_REGEX_H
 regex_t search_regexp;          /* Global to store compiled search regexp */
 regmatch_t regmatches[10];      /* Match positions for parenthetical
                                    subexpressions, max of 10 */ 
+#endif
 
 /* Initialize a struct *without* our lovely braces =( */
 void sc_init_one(shortcut * s, int key, char *desc, char *help, int alt,
@@ -122,7 +124,9 @@ void toggle_init(void)
     toggle_picomode_msg = _("Pico messages");
     toggle_mouse_msg = _("Mouse support");
     toggle_cuttoend_msg = _("Cut to end");
+#ifdef HAVE_REGEX_H
     toggle_regexp_msg = _("Regular expressions");  
+#endif
     toggle_wrap_msg = _("Auto wrap");
 
     toggle_init_one(&toggles[0], TOGGLE_CONST_KEY, toggle_const_msg, 
@@ -141,9 +145,11 @@ void toggle_init(void)
 	USE_MOUSE);
     toggle_init_one(&toggles[7], TOGGLE_CUTTOEND_KEY, toggle_cuttoend_msg, 
 	CUT_TO_END);
+#ifdef HAVE_REGEX_H
     toggle_init_one(&toggles[8], TOGGLE_REGEXP_KEY, toggle_regexp_msg, 
 	USE_REGEXP);
 #endif
+#endif
 }
 
 void shortcut_init(void)
diff --git a/nano.c b/nano.c
index 2cc33d9f..db6983b9 100644
--- a/nano.c
+++ b/nano.c
@@ -319,7 +319,7 @@ void usage(void)
     printf(_("Option		Long option		Meaning\n"));
     printf(_
 	   (" -T 		--tabsize=[num]		Set width of a tab to num\n"));
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
     printf(_
          (" -R		--regexp		Use regular expressions for search\n"));
 #endif
@@ -1681,7 +1681,7 @@ int main(int argc, char *argv[])
 #ifdef HAVE_GETOPT_LONG
     int option_index = 0;
     struct option long_options[] = {
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
         {"regexp", 0, 0, 'R'},
 #endif
 	{"version", 0, 0, 'V'},
@@ -1729,7 +1729,7 @@ int main(int argc, char *argv[])
 		finish(1);
 	    }
 	    break;
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
 	case 'R':
 	    SET(USE_REGEXP);
 	    break;
diff --git a/nano.h b/nano.h
index ec428e62..733214ef 100644
--- a/nano.h
+++ b/nano.h
@@ -245,10 +245,10 @@ know what you're doing */
 #define HELP_LIST_LEN 3
 #define SPELL_LIST_LEN 3
 
-#ifndef SMALL_NANO
+#ifndef HAVE_REGEX_H
 #define TOGGLE_LEN 9
 #else
-#define TOGGLE_LEN 6
+#define TOGGLE_LEN 8
 #endif
 
 #define VIEW 1
diff --git a/po/nano.pot b/po/nano.pot
index e4ed9626..da3ddd21 100644
--- a/po/nano.pot
+++ b/po/nano.pot
@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2000-09-04 13:13-0400\n"
+"POT-Creation-Date: 2000-09-06 09:44-0400\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -107,284 +107,284 @@ msgstr ""
 msgid "File exists, OVERWRITE ?"
 msgstr ""
 
-#: global.c:118
+#: global.c:120
 msgid "Constant cursor position"
 msgstr ""
 
-#: global.c:119
+#: global.c:121
 msgid "Auto indent"
 msgstr ""
 
-#: global.c:120
+#: global.c:122
 msgid "Suspend"
 msgstr ""
 
-#: global.c:121
+#: global.c:123
 msgid "Help mode"
 msgstr ""
 
-#: global.c:122
+#: global.c:124
 msgid "Pico messages"
 msgstr ""
 
-#: global.c:123
+#: global.c:125
 msgid "Mouse support"
 msgstr ""
 
-#: global.c:124
+#: global.c:126
 msgid "Cut to end"
 msgstr ""
 
-#: global.c:125
+#: global.c:128
 msgid "Regular expressions"
 msgstr ""
 
-#: global.c:126
+#: global.c:130
 msgid "Auto wrap"
 msgstr ""
 
-#: global.c:166
+#: global.c:172
 msgid "Invoke the help menu"
 msgstr ""
 
-#: global.c:167
+#: global.c:173
 msgid "Write the current file to disk"
 msgstr ""
 
-#: global.c:168
+#: global.c:174
 msgid "Exit from nano"
 msgstr ""
 
-#: global.c:169
+#: global.c:175
 msgid "Goto a specific line number"
 msgstr ""
 
-#: global.c:170
+#: global.c:176
 msgid "Justify the current paragraph"
 msgstr ""
 
-#: global.c:171
+#: global.c:177
 msgid "Replace text within the editor"
 msgstr ""
 
-#: global.c:172
+#: global.c:178
 msgid "Insert another file into the current one"
 msgstr ""
 
-#: global.c:173
+#: global.c:179
 msgid "Search for text within the editor"
 msgstr ""
 
-#: global.c:174
+#: global.c:180
 msgid "Move to the previous screen"
 msgstr ""
 
-#: global.c:175
+#: global.c:181
 msgid "Move to the next screen"
 msgstr ""
 
-#: global.c:176
+#: global.c:182
 msgid "Cut the current line and store it in the cutbuffer"
 msgstr ""
 
-#: global.c:177
+#: global.c:183
 msgid "Uncut from the cutbuffer into the current line"
 msgstr ""
 
-#: global.c:178
+#: global.c:184
 msgid "Show the posititon of the cursor"
 msgstr ""
 
-#: global.c:179
+#: global.c:185
 msgid "Invoke the spell checker (if available)"
 msgstr ""
 
-#: global.c:180
+#: global.c:186
 msgid "Move up one line"
 msgstr ""
 
-#: global.c:181
+#: global.c:187
 msgid "Move down one line"
 msgstr ""
 
-#: global.c:182
+#: global.c:188
 msgid "Move forward one character"
 msgstr ""
 
-#: global.c:183
+#: global.c:189
 msgid "Move back one character"
 msgstr ""
 
-#: global.c:184
+#: global.c:190
 msgid "Move to the beginning of the current line"
 msgstr ""
 
-#: global.c:185
+#: global.c:191
 msgid "Move to the end of the current line"
 msgstr ""
 
-#: global.c:186
+#: global.c:192
 msgid "Go to the first line of the file"
 msgstr ""
 
-#: global.c:187
+#: global.c:193
 msgid "Go to the last line of the file"
 msgstr ""
 
-#: global.c:188
+#: global.c:194
 msgid "Refresh (redraw) the current screen"
 msgstr ""
 
-#: global.c:189
+#: global.c:195
 msgid "Mark text at the current cursor location"
 msgstr ""
 
-#: global.c:190
+#: global.c:196
 msgid "Delete the character under the cursor"
 msgstr ""
 
-#: global.c:192
+#: global.c:198
 msgid "Delete the character to the left of the cursor"
 msgstr ""
 
-#: global.c:193
+#: global.c:199
 msgid "Insert a tab character"
 msgstr ""
 
-#: global.c:194
+#: global.c:200
 msgid "Insert a carriage return at the cursor position"
 msgstr ""
 
-#: global.c:196
+#: global.c:202
 msgid "Make the current search or replace case (in)sensitive"
 msgstr ""
 
-#: global.c:197
+#: global.c:203
 msgid "Cancel the current function"
 msgstr ""
 
-#: global.c:201 global.c:311 global.c:383
+#: global.c:207 global.c:317 global.c:389
 msgid "Get Help"
 msgstr ""
 
-#: global.c:204 global.c:212
+#: global.c:210 global.c:218
 msgid "WriteOut"
 msgstr ""
 
-#: global.c:208 global.c:372
+#: global.c:214 global.c:378
 msgid "Exit"
 msgstr ""
 
-#: global.c:216 global.c:307 global.c:328 global.c:347
+#: global.c:222 global.c:313 global.c:334 global.c:353
 msgid "Goto Line"
 msgstr ""
 
-#: global.c:221 global.c:299
+#: global.c:227 global.c:305
 msgid "Justify"
 msgstr ""
 
-#: global.c:224 global.c:295 global.c:325
+#: global.c:230 global.c:301 global.c:331
 msgid "Replace"
 msgstr ""
 
-#: global.c:228
+#: global.c:234
 msgid "Read File"
 msgstr ""
 
-#: global.c:232
+#: global.c:238
 msgid "Where Is"
 msgstr ""
 
-#: global.c:236 global.c:364
+#: global.c:242 global.c:370
 msgid "Prev Page"
 msgstr ""
 
-#: global.c:240 global.c:368
+#: global.c:246 global.c:374
 msgid "Next Page"
 msgstr ""
 
-#: global.c:244
+#: global.c:250
 msgid "Cut Text"
 msgstr ""
 
-#: global.c:247
+#: global.c:253
 msgid "UnCut Txt"
 msgstr ""
 
-#: global.c:251
+#: global.c:257
 msgid "Cur Pos"
 msgstr ""
 
-#: global.c:255
+#: global.c:261
 msgid "To Spell"
 msgstr ""
 
-#: global.c:259
+#: global.c:265
 msgid "Up"
 msgstr ""
 
-#: global.c:262
+#: global.c:268
 msgid "Down"
 msgstr ""
 
-#: global.c:265
+#: global.c:271
 msgid "Forward"
 msgstr ""
 
-#: global.c:268
+#: global.c:274
 msgid "Back"
 msgstr ""
 
-#: global.c:271
+#: global.c:277
 msgid "Home"
 msgstr ""
 
-#: global.c:274
+#: global.c:280
 msgid "End"
 msgstr ""
 
-#: global.c:277
+#: global.c:283
 msgid "Refresh"
 msgstr ""
 
-#: global.c:280
+#: global.c:286
 msgid "Mark Text"
 msgstr ""
 
-#: global.c:283
+#: global.c:289
 msgid "Delete"
 msgstr ""
 
-#: global.c:287
+#: global.c:293
 msgid "Backspace"
 msgstr ""
 
-#: global.c:291
+#: global.c:297
 msgid "Tab"
 msgstr ""
 
-#: global.c:302
+#: global.c:308
 msgid "Enter"
 msgstr ""
 
-#: global.c:315 global.c:335 global.c:354
+#: global.c:321 global.c:341 global.c:360
 msgid "First Line"
 msgstr ""
 
-#: global.c:318 global.c:338 global.c:357
+#: global.c:324 global.c:344 global.c:363
 msgid "Last Line"
 msgstr ""
 
-#: global.c:321 global.c:341
+#: global.c:327 global.c:347
 msgid "Case Sens"
 msgstr ""
 
-#: global.c:331 global.c:350 global.c:360 global.c:376 global.c:380
-#: global.c:386 winio.c:999
+#: global.c:337 global.c:356 global.c:366 global.c:382 global.c:386
+#: global.c:392 winio.c:999
 msgid "Cancel"
 msgstr ""
 
-#: global.c:344
+#: global.c:350
 msgid "No Replace"
 msgstr ""
 
diff --git a/proto.h b/proto.h
index b9d21511..67e5ea38 100644
--- a/proto.h
+++ b/proto.h
@@ -22,7 +22,11 @@
 /* Externs */
 
 #include <sys/stat.h>
+
+#ifdef HAVE_REGEX_H
 #include <regex.h>
+#endif
+
 #include "nano.h"
 
 extern int center_x, center_y, editwinrows;
@@ -44,9 +48,13 @@ extern shortcut main_list[MAIN_LIST_LEN], whereis_list[WHEREIS_LIST_LEN];
 extern shortcut replace_list[REPLACE_LIST_LEN], goto_list[GOTO_LIST_LEN];
 extern shortcut writefile_list[WRITEFILE_LIST_LEN], help_list[HELP_LIST_LEN];
 extern shortcut spell_list[SPELL_LIST_LEN];
+
+#ifdef HAVE_REGEX_H
 extern int use_regexp, regexp_compiled;
 extern regex_t search_regexp;
 extern regmatch_t regmatches[10];  
+#endif
+
 extern toggle toggles[TOGGLE_LEN];
 
 /* Programs we want available */
diff --git a/search.c b/search.c
index 099e4fe9..477b34fc 100644
--- a/search.c
+++ b/search.c
@@ -39,7 +39,7 @@ static char last_replace[132];		/* Last replacement string */
 
 /* Regular expression helper functions */
 
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
 void regexp_init(const char *regexp)
 {
     regcomp(&search_regexp, regexp, ISSET(CASE_SENSITIVE) ? 0 : REG_ICASE);
@@ -95,13 +95,13 @@ int search_init(int replacing)
 	return -1;
     } else if (i == -2) {	/* Same string */
 	strncpy(answer, last_search, 132);
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
         if (ISSET(USE_REGEXP))
             regexp_init(answer);
 #endif
     } else if (i == 0) {	/* They entered something new */
 	strncpy(last_search, answer, 132);
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
         if (ISSET(USE_REGEXP))
             regexp_init(answer);
 #endif
@@ -203,7 +203,7 @@ void search_abort(void)
     if (ISSET(MARK_ISSET)) 
 	edit_refresh_clearok();
 
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
     if (ISSET(REGEXP_COMPILED))
         regexp_cleanup();
 #endif
@@ -252,7 +252,7 @@ void replace_abort(void)
     search_abort();
 }
 
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
 int replace_regexp(char *string, int create_flag)
 {
     /* split personality here - if create_flag is null, just calculate
@@ -322,7 +322,7 @@ char *replace_line()
     int search_match_count;
 
     /* Calculate size of new line */
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
     if (ISSET(USE_REGEXP)) {
         search_match_count = regmatches[0].rm_eo -
             regmatches[0].rm_so;
@@ -350,7 +350,7 @@ char *replace_line()
     /* Replacement Text */
     if (!ISSET(USE_REGEXP))
         strcat(copy, last_replace);
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
     else
         (void)replace_regexp(copy + current_x, 1);
 #endif
diff --git a/utils.c b/utils.c
index 7f6f3f59..79ea9690 100644
--- a/utils.c
+++ b/utils.c
@@ -82,7 +82,7 @@ char *strcasestr(char *haystack, char *needle)
 
 char *strstrwrapper(char *haystack, char *needle)
 {
-#ifdef _POSIX_VERSION
+#ifdef HAVE_REGEX_H
     if (ISSET(USE_REGEXP)) {
       int result=regexec(&search_regexp, haystack, 10, regmatches, 0);
       if (!result)