Added NMH_UNUSED macro for suppressing warnings about unused parameters

[mmh] / sbr / fmt_scan.c

diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index b27f7c6..5240781 100644 (file)
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -2,8 +2,6 @@
 /*
  * fmt_scan.c -- format string interpretation
  *
- * $Id$
- *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
  * complete copyright information.
@@ -15,21 +13,17 @@
 #include <h/tws.h>
 #include <h/fmt_compile.h>
 
-#ifdef TIME_WITH_SYS_TIME
+#ifdef HAVE_SYS_TIME_H
 # include <sys/time.h>
-# include <time.h>
-#else
-# ifdef TM_IN_SYS_TIME
-#  include <sys/time.h>
-# else
-#  include <time.h>
-# endif
 #endif
-#include <wchar.h>
-
-#define        NFMTS MAXARGS
+#include <time.h>
+#ifdef MULTIBYTE_SUPPORT
+#  include <wctype.h>
+#  include <wchar.h>
+#endif
 
 extern char *formataddr ();    /* hook for custom address formatting */
+extern char *concataddr ();    /* address formatting but allowing duplicates */
 
 #ifdef LBL
 struct msgs *fmt_current_folder; /* current folder (set by main program) */
@@ -125,10 +119,13 @@ cpnumber(char **dest, int num, unsigned int wid, char fill, size_t n) {
 static void
 cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
     int remaining;     /* remaining output width available */
-    int c, ljust, w;
+    int c, ljust;
     int end;           /* number of input bytes remaining in str */
+#ifdef MULTIBYTE_SUPPORT
     int char_len;      /* bytes in current character */
+    int w;
     wchar_t wide_char;
+#endif
     char *sp;          /* current position in source string */
     char *cp = *dest;  /* current position in destination string */
     char *ep = cp + n; /* end of destination buffer */
@@ -144,6 +141,7 @@ cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
        mbtowc(NULL, NULL, 0); /* reset shift state */
        end = strlen(str);
        while (*sp && remaining > 0 && end > 0) {
+#ifdef MULTIBYTE_SUPPORT
            char_len = mbtowc(&wide_char, sp, end);
            if (char_len <= 0 || (cp + char_len > ep))
                break;
@@ -152,6 +150,11 @@ cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
 
            if (iswcntrl(wide_char) || iswspace(wide_char)) {
                sp += char_len;
+#else
+           end--;
+           if (iscntrl(*sp) || isspace(*sp)) {
+               sp++;
+#endif
                if (!prevCtrl) {
                    *cp++ = ' ';
                    remaining--;
@@ -162,6 +165,7 @@ cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
            }
            prevCtrl = 0;
 
+#ifdef MULTIBYTE_SUPPORT
            w = wcwidth(wide_char);
            if (w >= 0 && remaining >= w) {
                strncpy(cp, sp, char_len);
@@ -169,6 +173,10 @@ cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
                remaining -= w;
            }
            sp += char_len;
+#else
+           *cp++ = *sp++;
+           remaining--;
+#endif
        }
     }
 
@@ -272,15 +280,17 @@ get_x400_comp (char *mbox, char *key, char *buffer, int buffer_len)
            || !(cp = strchr(mbox += idx + strlen (key), '/')))
        return 0;
 
-    snprintf (buffer, buffer_len, "%*.*s", cp - mbox, cp - mbox, mbox);
+    snprintf (buffer, buffer_len, "%*.*s", (int)(cp - mbox), (int)(cp - mbox), mbox);
     return 1;
 }
 
 struct format *
 fmt_scan (struct format *format, char *scanl, int width, int *dat)
 {
-    char *cp, *ep, *sp;
-    char *savestr, *str = NULL;
+    char *cp, *ep;
+    unsigned char *sp;
+    char *savestr = NULL;
+    unsigned char *str = NULL;
     char buffer[BUFSIZ], buffer2[BUFSIZ];
     int i, c, ljust, n;
     int value = 0;
@@ -338,16 +348,22 @@ fmt_scan (struct format *format, char *scanl, int width, int *dat)
        case FT_STRF:
            cptrimmed (&cp, str, fmt->f_width, fmt->f_fill, ep - cp);
            break;
+       case FT_STRLIT:
+           sp = str;
+           while ((c = *sp++) && cp < ep)
+               *cp++ = c;
+           break;
        case FT_STRFW:
            adios (NULL, "internal error (FT_STRFW)");
 
        case FT_NUM:
            n = snprintf(cp, ep - cp + 1, "%d", value);
-           if (n >= 0)
+           if (n >= 0) {
                if (n >= ep - cp) {
                    cp = ep;
                } else
                    cp += n;
+           }
            break;
        case FT_NUMF:
            cpnumber (&cp, value, fmt->f_width, fmt->f_fill, ep - cp);
@@ -476,7 +492,7 @@ fmt_scan (struct format *format, char *scanl, int width, int *dat)
 
        case FT_LS_TRIM:
            if (str) {
-                   char *xp;
+                   unsigned char *xp;
 
                    strncpy(buffer, str, sizeof(buffer));
                    buffer[sizeof(buffer)-1] = '\0';
@@ -776,6 +792,11 @@ fmt_scan (struct format *format, char *scanl, int width, int *dat)
            str = formataddr (savestr, str);
            break;
 
+       case FT_CONCATADDR:
+           /* The same as formataddr, but doesn't do duplicate suppression */
+           str = concataddr (savestr, str);
+           break;
+
        case FT_PUTADDR:
            /* output the str register as an address component,
             * splitting it into multiple lines if necessary.  The
@@ -784,7 +805,8 @@ fmt_scan (struct format *format, char *scanl, int width, int *dat)
             * (e.g., "To: ")
             */
            {
-           char *lp, *lastb;
+           unsigned char *lp;
+           char *lastb;
            int indent, wid, len;
 
            lp = str;