extern char *hblank, *help_text;
extern char *last_search;
extern char *last_replace;
+#ifndef DISABLE_SPELLER
+extern char *alt_speller;
+#endif
extern struct stat fileinfo;
extern filestruct *current, *fileage, *edittop, *editbot, *filebot;
extern filestruct *cutbuffer, *mark_beginbuf;
void bottombars(shortcut s[], int slen);
void blank_statusbar_refresh(void);
void *nmalloc (size_t howmuch);
+void *ncalloc (size_t howmuch, size_t size);
void *mallocstrcpy(char *dest, char *src);
void wrap_reset(void);
void display_main_list(void);
void nano_disabled_msg(void);
void window_init(void);
void do_mouse(void);
+
+#ifdef ENABLE_RCFILE
+void do_rcfile(void);
+#endif
+
#ifdef NANO_EXTRA
void do_credits(void);
#endif
+
int do_writeout_void(void), do_exit(void), do_gotoline_void(void);
int do_insertfile(void), do_search(void), page_up(void), page_down(void);
int do_cursorpos(void), do_spell(void);
--- /dev/null
+/* $Id$ */
+/**************************************************************************
+ * cut.c *
+ * *
+ * Copyright (C) 1999 Chris Allegretta *
+ * 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 1, 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, write to the Free Software *
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
+ * *
+ **************************************************************************/
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "config.h"
+#include "proto.h"
+#include "nano.h"
+
+#ifdef ENABLE_NANORC
+
+#ifndef NANO_SMALL
+#include <libintl.h>
+#define _(string) gettext(string)
+#else
+#define _(string) (string)
+#endif
+
+#define NUM_RCOPTS 14
+/* Static stuff for the nanorc file */
+rcoption rcopts[NUM_RCOPTS] =
+{
+{"regexp", USE_REGEXP},
+{"const", CONSTUPDATE},
+{"autoindent", AUTOINDENT},
+{"cut", CUT_TO_END},
+{"nofollow", FOLLOW_SYMLINKS},
+{"mouse", USE_MOUSE},
+{"pico", PICO_MODE},
+{"fill", 0},
+{"speller", 0},
+{"tempfile", TEMP_OPT},
+{"view", VIEW_MODE},
+{"nowrap", NO_WRAP},
+{"nohelp", NO_HELP},
+{"suspend", SUSPEND}};
+
+/* We have an error in some part of the rcfile, put it on stderr and
+ make the usr hit return to continue starting up nano */
+void rcfile_error(char *msg, ...)
+{
+ va_list ap;
+
+ fprintf(stderr, "\n");
+ va_start(ap, msg);
+ vfprintf(stderr, msg, ap);
+ va_end(ap);
+ fprintf(stderr, _("\nPress return to continue starting nano\n"));
+
+ while (getchar() != '\n')
+ ;
+
+}
+
+/* Just print the error (one of many perhaps) but don't abort, yet */
+void rcfile_msg(int *errors, char *msg, ...)
+{
+ va_list ap;
+
+ if (!*errors) {
+ *errors = 1;
+ fprintf(stderr, "\n");
+ }
+ va_start(ap, msg);
+ vfprintf(stderr, msg, ap);
+ va_end(ap);
+ fprintf(stderr, "\n");
+
+}
+
+/* Parse the next word from the string. Returns NULL of we hit EOL */
+char *parse_next_word(char *ptr)
+{
+ while (*ptr != ' ' && *ptr != '\n' && ptr != '\0')
+ ptr++;
+
+ if (*ptr == '\0')
+ return NULL;
+
+ /* Null terminate and advance ptr */
+ *ptr++ = 0;
+
+ return ptr;
+}
+
+/* Parse the RC file, once it has been opened successfully */
+void parse_rcfile(FILE *rcstream, char *filename)
+{
+ char *buf, *ptr, *keyword, *option;
+ int set = 0, lineno = 0, i;
+ int errors = 0;
+
+ buf = ncalloc(1024, sizeof(char));
+ while (fgets(buf, 1023, rcstream) > 0) {
+ lineno++;
+ ptr = buf;
+ while ((*ptr == ' ' || *ptr == '\t') &&
+ (*ptr != '\n' && *ptr != '\0'))
+ ptr++;
+
+ if (*ptr == '\n' || *ptr == '\0')
+ continue;
+
+ if (*ptr == '#') {
+#ifdef DEBUG
+ fprintf(stderr, _("parse_rcfile: Read a comment\n"));
+#endif
+ continue; /* Skip past commented lines */
+ }
+
+ /* Else skip to the next space */
+ keyword = ptr;
+ ptr = parse_next_word(ptr);
+ if (!ptr)
+ continue;
+
+ /* Else try to parse the keyword */
+ if (!strcasecmp(keyword, "set"))
+ set = 1;
+ else if (!strcasecmp(keyword, "unset"))
+ set = -1;
+ else {
+ rcfile_msg(&errors, _("Error in %s on line %d: command %s not understood"),
+ filename, lineno, keyword);
+ continue;
+ }
+
+ option = ptr;
+ ptr = parse_next_word(ptr);
+ /* We don't care if ptr == NULL, as it should if using proper syntax */
+
+ if (set != 0) {
+ for (i = 0; i <= NUM_RCOPTS - 1; i++) {
+ if (!strcasecmp(option, rcopts[i].name)) {
+#ifdef DEBUG
+ fprintf(stderr, "parse_rcfile: Parsing option %s\n",
+ rcopts[i].name);
+#endif
+ if (set == 1 || rcopts[i].flag == FOLLOW_SYMLINKS) {
+ if (!strcasecmp(rcopts[i].name, "fill") ||
+ !strcasecmp(rcopts[i].name, "speller")) {
+
+ if (*ptr == '\n' || *ptr == '\0') {
+ rcfile_msg(&errors, _("Error in %s on line %d: option %s requires an argument"),
+ filename, lineno, rcopts[i].name);
+ continue;
+ }
+ option = ptr;
+ ptr = parse_next_word(ptr);
+ if (!strcasecmp(rcopts[i].name, "fill")) {
+ if ((i = atoi(option)) < MIN_FILL_LENGTH) {
+ rcfile_msg(&errors,
+ _("Error in %s on line %d: requested fill size %d too small"),
+ filename, lineno, option);
+ }
+ else
+ fill = i;
+ }
+ else {
+ alt_speller = ncalloc(strlen(option) + 1, sizeof(char));
+ strcpy(alt_speller, option);
+ }
+ } else
+ SET(rcopts[i].flag);
+#ifdef DEBUG
+ fprintf(stderr, "set flag %d!\n", rcopts[i].flag);
+#endif
+ } else {
+ UNSET(rcopts[i].flag);
+#ifdef DEBUG
+ fprintf(stderr, "unset flag %d!\n", rcopts[i].flag);
+#endif
+ }
+ }
+ }
+ }
+
+ }
+ if (errors)
+ rcfile_error(_("Errors found in .nanorc file"));
+
+ return;
+}
+
+/* The main rc file function, tries to open the rc file */
+void do_rcfile(void)
+{
+ char *nanorc;
+ char *unable = _("Unable to open ~/.nanorc file, %s");
+ struct stat fileinfo;
+ FILE *rcstream;
+
+ if (getenv("HOME") == NULL)
+ return;
+
+ nanorc = nmalloc(strlen(getenv("HOME")) + 10);
+ sprintf(nanorc, "%s/.nanorc", getenv("HOME"));
+
+ if (stat(nanorc, &fileinfo) == -1) {
+
+ /* Abort if the file doesn't exist and there's some other kind
+ of error stat()ing it */
+ if (errno != ENOENT)
+ rcfile_error(unable, errno);
+ return;
+ }
+
+ if ((rcstream = fopen(nanorc, "r")) == NULL) {
+ rcfile_error(unable, strerror(errno));
+ return;
+ }
+
+ parse_rcfile(rcstream, nanorc);
+ fclose(rcstream);
+
+}
+
+
+#endif /* ENABLE_NANORC */
+
projects / nano.git / commitdiff