rework m_strformat so that it takes the cols number to use in case of

[apps/madmutt.git] / muttlib.c

diff --git a/muttlib.c b/muttlib.c
index 9c108b7..946a2f5 100644 (file)
--- a/muttlib.c
+++ b/muttlib.c
@@ -29,8 +29,6 @@
 
 #include <lib-crypt/crypt.h>
 
-#define SW              (option(OPTMBOXPANE)?SidebarWidth:0)
-
 /* Modified by blong to accept a "suggestion" for file name.  If
  * that file exists, then construct one with unique name but 
  * keep any extension.  This might fail, I guess.
@@ -328,16 +326,23 @@ void mutt_safe_path(char *s, ssize_t l, address_t *a)
     }
 }
 
-ssize_t m_strformat(char *dst, ssize_t dlen, const char *fmt,
-                    format_t *callback, unsigned long data, format_flag flags)
+ssize_t m_strformat(char *dst, ssize_t dlen, int width, const char *fmt,
+                    format_t *callback, anytype cdata, format_flag flags)
 {
     ssize_t pos = flags & M_FORMAT_ARROWCURSOR ? 3 : 0;
 
+    m_strpad(dst, dlen, '\0', pos + 1);
+    if (!fmt)
+        return pos;
+
     while (*fmt) {
-        char ifstring[STRING], elsestring[STRING], prefix[STRING] = "";
         int ch;
 
         if (*fmt == '%') {
+            char ifstr[STRING], elstr[STRING], prefix[STRING];
+
+            *ifstr = *elstr = *prefix = '\0';
+
             if (*++fmt == '%') {
                 pos += m_strputc(dst + pos, dlen - pos, *fmt++);
                 continue;
@@ -369,7 +374,7 @@ ssize_t m_strformat(char *dst, ssize_t dlen, const char *fmt,
 
                 /* eat the `if' part of the string */
                 iflen = strcspn(fmt, "?&");
-                m_strncpy(ifstring, ssizeof(ifstring), fmt, iflen);
+                m_strncpy(ifstr, ssizeof(ifstr), fmt, iflen);
                 fmt  += iflen;
 
                 /* eat the `else' part of the string (optional) */
@@ -377,35 +382,32 @@ ssize_t m_strformat(char *dst, ssize_t dlen, const char *fmt,
                     fmt++;                /* skip the & */
 
                 p = m_strchrnul(fmt, '?');
-                m_strncpy(elsestring, ssizeof(elsestring), fmt, p - fmt);
+                m_strncpy(elstr, ssizeof(elstr), fmt, p - fmt);
                 fmt = p;
 
                 if (!*fmt++)              /* move past the trailing `?' */
                     break;                /* bad format */
-            } else {
-                *ifstring = *elsestring = '\0';
             }
 
             switch (ch) {
-                ssize_t col;
                 char lower, nodots, buf[LONG_STRING];
 
               case '>':                 /* right justify to EOL */
-                col = mutt_strwidth(dst);
+                width -= mutt_strwidth(dst);
 
                 ch = *fmt++;            /* pad char */
 
-                if (COLS - SW > col) {
-                    m_strformat(buf, sizeof(buf), fmt, callback, data, flags);
-                    pos += m_strpad(dst + pos, dlen - pos, ch,
-                                    COLS - SW - col - mutt_strwidth(buf));
+                if (width > 0) {
+                    m_strformat(buf, sizeof(buf), 0, fmt, callback, cdata, flags);
+                    width -= mutt_strwidth(buf);
+                    pos += m_strpad(dst + pos, dlen - pos, ch, width);
                     pos += m_strcpy(dst + pos, dlen - pos, buf);
                 }
                 return pos;             /* skip rest of input */
 
               case '|':                 /* pad to EOL */
-                return pos + m_strpad(dst + pos, dlen - pos, *fmt,
-                                      COLS - SW - mutt_strwidth(dst));
+                width -= mutt_strwidth(dst);
+                return pos + m_strpad(dst + pos, dlen - pos, *fmt, width);
 
               default:
                 lower = nodots = 0;
@@ -418,7 +420,7 @@ ssize_t m_strformat(char *dst, ssize_t dlen, const char *fmt,
 
                 /* use callback function to handle this case */
                 fmt = callback(buf, sizeof (buf), ch, fmt, prefix,
-                               ifstring, elsestring, data, flags);
+                               ifstr, elstr, cdata, flags);
 
                 if (lower)
                     m_strtolower(buf);