2009-11-29 Chris Allegretta <chrisa@asty.org>

        * prompt.c (get_prompt_string) - Universally handle help key when is disabled.  Fixes Savannah
          bug 28117 by David Lawrence Ramsey <pooka109@gmail.com>.
        * chars.c, files.c: Add junk vars to silence the compiler.  Sigh.

2009-11-29 David Lawrence Ramsey <pooka109@gmail.com>
        * Change several *chars to const char, additional cleanups and casts to make compilers happier.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4448 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

+2009-11-29 Chris Allegretta <chrisa@asty.org>
+	* prompt.c (get_prompt_string) - Universally handle help key when is disabled.  Fixes Savannah
+	  bug 28117 by David Lawrence Ramsey <pooka109@gmail.com>.
+	* chars.c, files.c: Add junk vars to silence the compiler.  Sigh.
+
+2009-11-29 David Lawrence Ramsey <pooka109@gmail.com>
+	* Change several *chars to const char, additional cleanups and casts to make compilers happier.
+
 2009-11-27 Chris Allegretta <chrisa@asty.org>
 	* nano.c (do_suspend): Don't clear the screen but do move the cursor down to the last line
 	  first in an effort to not corrupt the screen, which contradicts Pico but is consistent

src/chars.c

@@ -89,7 +89,7 @@ bool is_alnum_mbchar(const char *c)
 	wchar_t wc;
 
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = bad_wchar;
 	}
 
@@ -109,7 +109,7 @@ bool is_blank_mbchar(const char *c)
 	wchar_t wc;
 
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = bad_wchar;
 	}
 
@@ -156,7 +156,7 @@ bool is_cntrl_mbchar(const char *c)
 	wchar_t wc;
 
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = bad_wchar;
 	}
 
@@ -177,7 +177,7 @@ bool is_punct_mbchar(const char *c)
 	int c_mb_len = mbtowc(&wc, c, MB_CUR_MAX);
 
 	if (c_mb_len < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = bad_wchar;
 	}
 
@@ -243,14 +243,14 @@ char *control_mbrep(const char *c, char *crep, int *crep_len)
 	wchar_t wc;
 
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    *crep_len = bad_mbchar_len;
 	    strncpy(crep, bad_mbchar, *crep_len);
 	} else {
 	    *crep_len = wctomb(crep, control_wrep(wc));
 
 	    if (*crep_len < 0) {
-		wctomb(NULL, 0);
+		int shutup = wctomb(NULL, 0);
 		*crep_len = 0;
 	    }
 	}
@@ -278,14 +278,14 @@ char *mbrep(const char *c, char *crep, int *crep_len)
 
 	/* Reject invalid Unicode characters. */
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0 || !is_valid_unicode(wc)) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    *crep_len = bad_mbchar_len;
 	    strncpy(crep, bad_mbchar, *crep_len);
 	} else {
 	    *crep_len = wctomb(crep, wc);
 
 	    if (*crep_len < 0) {
-		wctomb(NULL, 0);
+		int shutup = wctomb(NULL, 0);
 		*crep_len = 0;
 	    }
 	}
@@ -311,7 +311,7 @@ int mbwidth(const char *c)
 	int width;
 
 	if (mbtowc(&wc, c, MB_CUR_MAX) < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = bad_wchar;
 	}
 
@@ -356,7 +356,7 @@ char *make_mbchar(long chr, int *chr_mb_len)
 
 	/* Reject invalid Unicode characters. */
 	if (*chr_mb_len < 0 || !is_valid_unicode((wchar_t)chr)) {
-	    wctomb(NULL, 0);
+	    int shutup = wctomb(NULL, 0);
 	    *chr_mb_len = 0;
 	}
     } else {
@@ -388,7 +388,7 @@ int parse_mbchar(const char *buf, char *chr, size_t *col)
 	/* If buf contains an invalid multibyte character, only
 	 * interpret buf's first byte. */
 	if (buf_mb_len < 0) {
-	    mblen(NULL, 0);
+	    int shutup = mblen(NULL, 0);
 	    buf_mb_len = 1;
 	} else if (buf_mb_len == 0)
 	    buf_mb_len++;
@@ -545,7 +545,7 @@ int mbstrncasecmp(const char *s1, const char *s2, size_t n)
 	    s1_mb_len = parse_mbchar(s1, s1_mb, NULL);
 
 	    if (mbtowc(&ws1, s1_mb, s1_mb_len) < 0) {
-		mbtowc(NULL, NULL, 0);
+		int shutup = mbtowc(NULL, NULL, 0);
 		ws1 = (unsigned char)*s1_mb;
 		bad_s1_mb = TRUE;
 	    }
@@ -553,7 +553,7 @@ int mbstrncasecmp(const char *s1, const char *s2, size_t n)
 	    s2_mb_len = parse_mbchar(s2, s2_mb, NULL);
 
 	    if (mbtowc(&ws2, s2_mb, s2_mb_len) < 0) {
-		mbtowc(NULL, NULL, 0);
+		int shutup = mbtowc(NULL, NULL, 0);
 		ws2 = (unsigned char)*s2_mb;
 		bad_s2_mb = TRUE;
 	    }
@@ -781,7 +781,7 @@ char *mbstrchr(const char *s, const char *c)
 	int c_mb_len = mbtowc(&wc, c, MB_CUR_MAX);
 
 	if (c_mb_len < 0) {
-	    mbtowc(NULL, NULL, 0);
+	    int shutup = mbtowc(NULL, NULL, 0);
 	    wc = (unsigned char)*c;
 	    bad_c_mb = TRUE;
 	}
@@ -790,7 +790,7 @@ char *mbstrchr(const char *s, const char *c)
 	    int s_mb_len = parse_mbchar(s, s_mb, NULL);
 
 	    if (mbtowc(&ws, s_mb, s_mb_len) < 0) {
-		mbtowc(NULL, NULL, 0);
+		int shutup = mbtowc(NULL, NULL, 0);
 		ws = (unsigned char)*s;
 		bad_s_mb = TRUE;
 	    }

src/files.c

@@ -1092,6 +1092,7 @@ char *get_full_path(const char *origpath)
     char *d_here, *d_there, *d_there_file = NULL;
     const char *last_slash;
     bool path_only;
+    int shutup;
 
     if (origpath == NULL)
     	return NULL;
@@ -1190,7 +1191,7 @@ char *get_full_path(const char *origpath)
 	    /* Finally, go back to the path specified in d_here,
 	     * where we were before.  We don't check for a chdir()
 	     * error, since we can do nothing if we get one. */
-	    chdir(d_here);
+	    shutup = chdir(d_here);
 
 	    /* Free d_here, since we're done using it. */
 	    free(d_here);

src/global.c

@@ -214,7 +214,7 @@ size_t length_of_list(int menu)
 }
 
 /* Set type of function based on the string */
-function_type strtokeytype(char *str)
+function_type strtokeytype(const char *str)
 {
     if (str[0] ==  'M' || str[0] == 'm')
         return META;
@@ -289,7 +289,7 @@ const sc *first_sc_for(int menu, short func) {
 
 /* Add a string to the new shortcut list implementation
    Allows updates to existing entries in the list */
-void add_to_sclist(int menu, char *scstring, short func, int toggle, int execute)
+void add_to_sclist(int menu, const char *scstring, short func, int toggle, int execute)
 {
     sc *s;
 
@@ -315,7 +315,7 @@ void add_to_sclist(int menu, char *scstring, short func, int toggle, int execute
     s->type = strtokeytype(scstring);
     s->menu = menu;
     s->toggle = toggle;
-    s->keystr = scstring;
+    s->keystr = (char *) scstring;
     s->scfunc = func;
     s->execute = execute;
     assign_keyinfo(s);
@@ -1344,7 +1344,7 @@ const subnfunc *sctofunc(sc *s)
 #ifndef NANO_TINY
 /* Now lets come up with a single (hopefully)
    function to get a string for each flag */
-char *flagtostr(int flag)
+const char *flagtostr(int flag)
 {
    switch (flag) {
         case NO_HELP:

src/nano.c

@@ -1752,7 +1752,7 @@ int do_mouse(void)
 void alloc_multidata_if_needed(filestruct *fileptr)
 {
     if (!fileptr->multidata)
-	fileptr->multidata = nmalloc(openfile->syntax->nmultis * sizeof(short));
+	fileptr->multidata = (short *) nmalloc(openfile->syntax->nmultis * sizeof(short));
 }
 
 /* Precalculate the multi-line start and end regex info so we can speed up

src/prompt.c

@@ -1070,7 +1070,6 @@ fprintf(stderr, "get_prompt_string: answer = \"%s\", statusbar_x = %lu\n", answe
 		}
 	} else
 #endif /* !NANO_TINY */
-#ifndef DISABLE_HELP
 	if (s && s->scfunc == DO_HELP_VOID) {
 		update_statusbar_line(answer, statusbar_x);
 
@@ -1082,7 +1081,6 @@ fprintf(stderr, "get_prompt_string: answer = \"%s\", statusbar_x = %lu\n", answe
 		 * prompt. */
 		finished = FALSE;
 	}
-#endif
 
 	/* If we have a shortcut with an associated function, break out
 	 * if we're finished after running or trying to run the

src/proto.h

@@ -783,12 +783,12 @@ void display_main_list(void);
 void do_cursorpos(bool constant);
 void do_cursorpos_void(void);
 void do_replace_highlight(bool highlight, const char *word);
-char *flagtostr(int flag);
+const char *flagtostr(int flag);
 const subnfunc *sctofunc(sc *s);
 const subnfunc *getfuncfromkey(WINDOW *win);
 void print_sclist(void);
 sc *strtosc(int menu, char *input);
-function_type strtokeytype(char *str);
+function_type strtokeytype(const char *str);
 int strtomenu(char *input);
 void assign_keyinfo(sc *s);
 void xon_complaint(void);
@@ -796,35 +796,36 @@ void xoff_complaint(void);
 int sc_seq_or (short func, int defaultval);
 void do_suspend_void(void);
 
-const char *cancel_msg;
-#ifndef NANO_TINY
-const char *case_sens_msg;
-const char *backwards_msg;
-const char *prev_history_msg;
-const char *next_history_msg;
-#endif
-const char *replace_msg;
-const char *no_replace_msg;
-const char *go_to_line_msg;
-const char *whereis_next_msg;
-const char *first_file_msg;
-const char *last_file_msg;
-const char *goto_dir_msg;
-const char *ext_cmd_msg;
-const char *to_files_msg;
-const char *dos_format_msg;
-const char *mac_format_msg;
-const char *append_msg;
-const char *prepend_msg;
-const char *backup_file_msg;
-const char *gototext_msg;
-const char *new_buffer_msg;
+extern const char *cancel_msg;
+#ifndef NANO_TINY
+extern const char *case_sens_msg;
+extern const char *backwards_msg;
+extern const char *prev_history_msg;
+extern const char *next_history_msg;
+#endif
+extern const char *replace_msg;
+extern const char *no_replace_msg;
+extern const char *go_to_line_msg;
+extern const char *whereis_next_msg;
+extern const char *first_file_msg;
+extern const char *last_file_msg;
+extern const char *goto_dir_msg;
+extern const char *ext_cmd_msg;
+extern const char *to_files_msg;
+extern const char *dos_format_msg;
+extern const char *mac_format_msg;
+extern const char *append_msg;
+extern const char *prepend_msg;
+extern const char *backup_file_msg;
+extern const char *gototext_msg;
+extern const char *new_buffer_msg;
+
 void iso_me_harder_funcmap(short func);
 void enable_nodelay(void);
 void disable_nodelay(void);
 
 #ifdef HAVE_REGEX_H
-const char *regexp_msg;
+extern const char *regexp_msg;
 #endif
 
 #ifdef NANO_EXTRA

src/text.c

@@ -181,7 +181,7 @@ void do_tab(void)
 	free(output);
     } else {
 #endif
-	do_output("\t", 1, TRUE);
+	do_output((char *) "\t", 1, TRUE);
 #ifndef NANO_TINY
     }
 #endif
@@ -483,7 +483,7 @@ void do_undo(void)
 	break;
     case SPLIT:
 	undidmsg = _("line wrap");
-	f->data = nrealloc(f->data, strlen(f->data) + strlen(u->strdata) + 1);
+	f->data = (char *) nrealloc(f->data, strlen(f->data) + strlen(u->strdata) + 1);
 	strcpy(&f->data[strlen(f->data) - 1], u->strdata);
 	if (u->strdata2 != NULL)
 	    f->next->data = mallocstrcpy(f->next->data, u->strdata2);
@@ -517,7 +517,7 @@ void do_undo(void)
 	undidmsg = _("line break");
 	if (f->next) {
 	    filestruct *foo = f->next;
-	    f->data = nrealloc(f->data, strlen(f->data) + strlen(f->next->data) + 1);
+	    f->data = (char *) nrealloc(f->data, strlen(f->data) + strlen(f->next->data) + 1);
 	    strcat(f->data,  f->next->data);
 	    unlink_node(foo);
 	    delete_node(foo);
@@ -765,7 +765,7 @@ bool execute_command(const char *command)
      * arguments. */
     shellenv = getenv("SHELL");
     if (shellenv == NULL)
-	shellenv = "/bin/sh";
+	shellenv = (char *) "/bin/sh";
 
     /* Fork a child. */
     if ((pid = fork()) == 0) {
@@ -859,7 +859,7 @@ void add_undo(undo_type current_action)
     }
 
     /* Allocate and initialize a new undo type */
-    u = nmalloc(sizeof(undo));
+    u = (undo *) nmalloc(sizeof(undo));
     u->type = current_action;
     u->lineno = fs->current->lineno;
     u->begin = fs->current_x;
@@ -993,7 +993,7 @@ void update_undo(undo_type action)
 			fs->current->data, (unsigned long) fs->current_x, u->begin);
 #endif
         len = strlen(u->strdata) + 2;
-        data = nrealloc((void *) u->strdata, len * sizeof(char *));
+        data = (char *) nrealloc((void *) u->strdata, len * sizeof(char *));
         data[len-2] = fs->current->data[fs->current_x];
         data[len-1] = '\0';
         u->strdata = (char *) data;

src/winio.c

@@ -2495,7 +2495,7 @@ void edit_draw(filestruct *fileptr, const char *converted, int
         if (fileptr->multidata == NULL && openfile->syntax
 		&& openfile->syntax->nmultis > 0) {
  	    int i;
-	    fileptr->multidata = nmalloc(openfile->syntax->nmultis * sizeof(short));
+	    fileptr->multidata = (short *) nmalloc(openfile->syntax->nmultis * sizeof(short));
             for (i = 0; i < openfile->syntax->nmultis; i++)
 		fileptr->multidata[i] = -1;	/* Assue this applies until we know otherwise */
 	}