2022.05.20

VERSION

@@ -1,2 +1,2 @@
-2022 April 28 2022
+2022 May 20 2022
 

doc/CHANGES

@@ -14734,3 +14734,48 @@ and abc2svg does not recognize it.
 April 28 2022
 
 midi2abc: minor change for -stats function
+
+
+May 05 2022
+
+midicopy: introduced new options -nopressure and -nocntrl
+
+
+May 20 2022
+
+Improvements in parsing umlaut characters in the T: Q: commands
+and guitar chords in compliance with section 8.2 of the 2.2 Abc standard
+(mnemonics). Here are examples where the mnemonics occur.
+
+X:7
+T:Slurs and Ties
+T: Title with f\"unny chars like \005 Çéñô Àçäßö © …
+M:C|
+K:Ebm
+[| (CDEF) ((3efg) ((3gag)| "_demit\"asse" (C2 EF) (ef(ga)) | ((c2 (3(d)ef) e2)\
+ A2-|A4 c4-|(c4(e4)|a8) |]
+
+X: 1
+T: Traveller's Joy
+R: polka
+M: 2/4
+L: 1/8
+Q: "bl\"oop" 1/4=90
+K: Gmaj
+"^Duggie" f>g ag/2f/2 | "<G\"odel" gG B/2c/2d | "C" ee "G" dg/2B/2 | B/2A/2G/2B/2 "D" A2 |
+"D" f>g ag/2f/2 | "G" gG B/2c/2d | "C" ee "G"dg/2g/2 | "D" af "G" g2 :|
+%
+
+X: 2
+T: Tempo example
+M: 4/4
+L: 1/4
+Q: 1/4=90 "c\"ah\"o\"ots"
+K: G
+abcd|efga
+
+James Allwright added new functions to do the umlaut handling:
+umlaut_get_buffer()
+umlaut_build_string()
+and parsename/parsesname were combined into one function.
+

doc/readme.txt

@@ -1,11 +1,11 @@
 abcMIDI :   abc <-> MIDI conversion utilities
 
 midi2abc version 3.54 April 28 2022
-abc2midi version 4.72 April 27 2022
-abc2abc  version 2.16 February 22 2022
-yaps     version 1.88 February 22 2022
+abc2midi version 4.73 May 20 2022
+abc2abc  version 2.17 May 20 2022
+yaps     version 1.89 May 20 2022
 abcmatch version 1.80 November 25 2021
-midicopy version 1.37 October 10 2020
+midicopy version 1.38 May 06 2022
 
 24th January 2002
 

midicopy.c

@@ -52,7 +52,7 @@
 
 
 
-#define VERSION "1.37 October 10 2020 midicopy"
+#define VERSION "1.38 May 05 2022 midicopy"
 #include "midicopy.h"
 #define NULLFUNC 0
 #define NULL 0
@@ -112,6 +112,8 @@ int chosen_drum = 0;		/* [SS] 2013-10-01 */
 int drumvelocity = 0;		/* [SS] 2013-10-01 */
 int attenuation = 70;           /* [SS] 2017-11-27 */
 int nobends = 0;                /* [SS] 2017-12-15 */
+int nopressure = 0;             /* [SS] 2022-05-05 */
+int nocntrl = 0;                /* [SS] 2022-05-05 */
 int zerochannels = 0;           /* [SS] 2020-10-09 */
 
 long Mf_numbyteswritten = 0L;
@@ -1060,9 +1062,10 @@ chanmessage (int status, int c1, int c2)
 	copy_noteon (chan, c1, c2);
 	break;
       case 0xa0:
-	copy_pressure (chan, c1, c2);
+        if (nopressure == 0) copy_pressure (chan, c1, c2);
 	break;
       case 0xb0:
+        if (nocntrl == 0)
 	copy_parameter (chan, c1, c2);
 	break;
       case 0xe0:
@@ -1073,7 +1076,7 @@ chanmessage (int status, int c1, int c2)
 	copy_program (chan, c1);
 	break;
       case 0xd0:
-	copy_chanpressure (chan, c1);
+        if (nopressure == 0) copy_chanpressure (chan, c1);
 	break;
       }
    }
@@ -1851,6 +1854,8 @@ main (int argc, char *argv[])
       printf ("-focusonchannels n1,n2,...\n"); /* [SS] 2017-11-27 */
       printf ("-attenuation n\n"); /* [SS] 2017-11-27 */
       printf ("-nobends\n"); /* [SS] 2017-11-27 */
+      printf ("-nopressure\n"); /* [SS] 2022-05-05 */
+      printf ("-nocntrl\n"); /* [SS] 2022-05-05 */
       printf ("-indrums n1,n2,... (drums to include)\n"); /* [SS] 2019-12-22 */
       printf ("-xdrums n1,n2,... (drums to exclude)\n"); /* [SS] 2019-12-22 */
       printf ("-onlydrums (only channel 10)\n"); /* [SS] 2019-12-22 */
@@ -2091,6 +2096,12 @@ main (int argc, char *argv[])
   arg = getarg("-nobends",argc,argv);
   if (arg >=0) nobends=1;
 
+  /* [SS] 2022-05-05 */
+  arg = getarg("-nopressure",argc,argv);
+  if (arg >=0) nopressure=1;
+
+  arg = getarg("-nocntrl",argc,argv);
+  if (arg >=0) nocntrl = 1;
 
   repflag = getarg ("-replace", argc, argv);
   if (repflag >= 0)

parseabc.c

@@ -52,6 +52,7 @@
 #ifdef _MSC_VER
 #define ANSILIBS
 #define casecmp stricmp
+#define strcasecmp _stricmp
 #define _CRT_SECURE_NO_WARNINGS
 #else
 #define casecmp strcasecmp
@@ -1089,50 +1090,86 @@ parseoctave (s, word, gotoctave, octave)
   return 1;
 };
 
+/* Function added JA 20 May 2022*/
+/* parse a string contained in quotes.
+ * strings may contain the close quote character because
+ * x umlaut is encoded as \"x, which complicates parsing.
+ * this is an unfortunate feature of the abc syntax.
+ *
+ * on entry, start points to the opening double quote.
+ * returns pointer to last character before closing quote.
+ */
+char *umlaut_get_buffer(char *start, char *buffer, int bufferlen)
+{
+  char *p;
+  int last_ch;
+  int i;
 
+  p = start;
+  i = 0;
+  while ((*p != '\0') &&
+         !((*p == '"') && (last_ch != '\\'))) {
+    if (i < bufferlen - 2) {
+      buffer[i] = *p;
+      i = i + 1;
+    }
+    last_ch = *p;
+    p = p + 1;
+  }
+  buffer[i] = '\0';
+  return p;
+}
+
+/* Function added JA 20 May 2022*/
+/* construct string using vstring */
+char *umlaut_build_string(char *start, struct vstring *gchord)
+{
+  int lastch = ' ';
+  char *p;
+
+  p = start;
+  //initvstring (&gchord);
+  /* need to allow umlaut sequence in guitar chords.
+   * e.g. \"a, \"u
+   */
+  while (!((*p == '\0') ||
+          ((*p == '"') && (lastch != '\\')))) {
+    addch (*p, gchord);
+    lastch = *p;
+    p = p + 1;
+  }
+  //printf("umlaut_build_string has >%s<\n", gchord->st);
+  return p;
+}
+
+/* Function modified JA 20 May 2022 */
 int
-parsename (s, word, gotname, namestring, maxsize)
+parsename (s, gotname, namestring, maxsize)
 /* parses string name= "string" in V: command 
    for compatability of abc2abc with abcm2ps
 */
      char **s;
-     char *word;
      int *gotname;
      char namestring[];
      int maxsize;
 {
   int i;
+
   i = 0;
-  if (casecmp (word, "name") != 0)
-    return 0;
   skipspace (s);
-  if (**s != '=')
-    {
+  if (**s != '=') {
     event_error ("name must be followed by '='");
-    }
-  else
-    {
+  } else {
     *s = *s + 1;
     skipspace (s);
-      if (**s == '"')		/* string enclosed in double quotes */
-	{
+    if (**s == '"') {           /* string enclosed in double quotes */
       namestring[i] = (char)**s;
       *s = *s + 1;
-	  i++;
-	  while (i < maxsize && **s != '"' && **s != '\0')
-	    {
-	      namestring[i] = (char) **s;
-	      *s = *s + 1;
-	      i++;
-	    }
-	  namestring[i] = (char) **s;	/* copy double quotes */
-	  i++;
-	  namestring[i] = '\0';
-	}
-      else			/* string not enclosed in double quotes */
-	{
-	  while (i < maxsize && **s != ' ' && **s != '\0')
-	    {
+      *s = umlaut_get_buffer(*s, &namestring[1], maxsize-1);
+      *s = *s + 1; /* skip over closing double quote */
+      strcat(namestring, "\"");
+    } else {                    /* string not enclosed in double quotes */
+      while (i < maxsize && **s != ' ' && **s != '\0') {
         namestring[i] = (char)**s;
         *s = *s + 1;
         i++;
@@ -1142,61 +1179,7 @@ parsename (s, word, gotname, namestring, maxsize)
     *gotname = 1;
   }
   return 1;
-};
-
-int
-parsesname (s, word, gotname, namestring, maxsize)
-/* parses string name= "string" in V: command 
-   for compatability of abc2abc with abcm2ps
-*/
-     char **s;
-     char *word;
-     int *gotname;
-     char namestring[];
-     int maxsize;
-{
-  int i;
-  i = 0;
-  if (casecmp (word, "sname") != 0)
-    return 0;
-  skipspace (s);
-  if (**s != '=')
-    {
-      event_error ("name must be followed by '='");
 }
-  else
-    {
-      *s = *s + 1;
-      skipspace (s);
-      if (**s == '"')		/* string enclosed in double quotes */
-	{
-	  namestring[i] = (char) **s;
-	  *s = *s + 1;
-	  i++;
-	  while (i < maxsize && **s != '"' && **s != '\0')
-	    {
-	      namestring[i] = (char) **s;
-	      *s = *s + 1;
-	      i++;
-	    }
-	  namestring[i] = (char) **s;	/* copy double quotes */
-	  i++;
-	  namestring[i] = '\0';
-	}
-      else			/* string not enclosed in double quotes */
-	{
-	  while (i < maxsize && **s != ' ' && **s != '\0')
-	    {
-	      namestring[i] = (char) **s;
-	      *s = *s + 1;
-	      i++;
-	    }
-	  namestring[i] = '\0';
-	}
-      *gotname = 1;
-    }
-  return 1;
-};
 
 int
 parsemiddle (s, word, gotmiddle, middlestring, maxsize)
@@ -1672,14 +1655,17 @@ parsevoice (s)
         parsed = parseoctave (&s, word, &vparams.gotoctave, &vparams.octave);
       if (!parsed)
         parsed = parsesound (&s, word, &vparams.gottranspose, &vparams.transpose);
-      if (!parsed)
+      /* Code changed JA 20 May 2022 */
+      if ((!parsed) && (strcasecmp (word, "name") == 0)) {
         parsed =
-	  parsename (&s, word, &vparams.gotname, vparams.namestring,
+          parsename (&s, &vparams.gotname, vparams.namestring,
             V_STRLEN);
-      if (!parsed)
+      }
+      if ((!parsed) && (strcasecmp (word, "sname") == 0)) {
         parsed =
-	  parsesname (&s, word, &vparams.gotsname, vparams.snamestring,
+          parsename (&s, &vparams.gotsname, vparams.snamestring,
             V_STRLEN);
+      }
       if (!parsed)
         parsed =
           parsemiddle (&s, word, &vparams.gotmiddle, vparams.middlestring,
@@ -2063,89 +2049,78 @@ FILE * parse_abc_include (s)
   return NULL; 
 }
 
-
+/* Function mofied for umlaut handling JA 20 May 2022 */
 void
 parse_tempo (place)
      char *place;
 /* parse tempo descriptor i.e. Q: field */
 {
   char *p;
+  char *after_pre;
   int a, b;
   int n;
   int relative;
   char *pre_string;
   char *post_string;
+  struct vstring pre;
+  struct vstring post;
 
   relative = 0;
   p = place;
   pre_string = NULL;
-  if (*p == '"')
-    {
-      p = p + 1;
-      pre_string = p;
-      while ((*p != '"') && (*p != '\0'))
-	{
-	  p = p + 1;
-	};
-      if (*p == '\0')
-	{
+  initvstring (&pre);
+  if (*p == '"') {
+    p = p + 1; /* skip over opening double quote */
+    p = umlaut_build_string(p, &pre);
+    pre_string = pre.st;
+    if (*p == '\0') {
       event_error ("Missing closing double quote");
-	}
-      else
-	{
-	  *p = '\0';
-	  p = p + 1;
+    } else {
+      p = p + 1; /* skip over closing double quote */
       place = p;
-	};
-    };
+    }
+  }
+  after_pre = p;
+  /* do we have an "=" ? */
   while ((*p != '\0') && (*p != '='))
     p = p + 1;
-  if (*p == '=')
-    {
+  if (*p == '=') {
     p = place;
     skipspace (&p);
-      if (((*p >= 'A') && (*p <= 'G')) || ((*p >= 'a') && (*p <= 'g')))
-	{
+    if (((*p >= 'A') && (*p <= 'G')) || ((*p >= 'a') && (*p <= 'g'))) {
       relative = 1;
       p = p + 1;
-	};
+    }
     readlen (&a, &b, &p);
     skipspace (&p);
-      if (*p != '=')
-	{
+    if (*p != '=') {
       event_error ("Expecting = in tempo");
-	};
-      p = p + 1;
     }
-  else
-    {
+    p = p + 1;
+  } else {
+    /* no "=" found - default to 1/4 note */
     a = 1;                      /* [SS] 2013-01-27 */
-      /*a = 0;  [SS] 2013-01-27 */
     b = 4;
-      p = place;
-    };
-  skipspace (&p);
-  n = readnump (&p);
-  post_string = NULL;
-  if (*p == '"')
-    {
-      p = p + 1;
-      post_string = p;
-      while ((*p != '"') && (*p != '\0'))
-	{
-	  p = p + 1;
-	};
-      if (*p == '\0')
-	{
-	  event_error ("Missing closing double quote");
+    p = after_pre;
+  }
+  skipspace (&p);
+  n = readnump (&p); /* read notes per minute value */
+  post_string = NULL;
+  initvstring (&post);
+  skipspace (&p);
+  if (*p == '"') {
+    p = p + 1; /* skip over opening double quote */
+    p = umlaut_build_string(p, &post);
+    post_string = post.st;
+    if (*p == '\0') {
+      event_error ("Missing closing double quote");
+    } else {
+      p = p + 1; /* skip over closing double quote */
+    }
   }
-      else
-	{
-	  *p = '\0';
-	  p = p + 1;
-	};
-    };
   event_tempo (n, a, b, relative, pre_string, post_string);
+  freevstring (&pre);
+  freevstring (&post);
 }
 
 void appendfield(char *); /* links with store.c and yapstree.c */
@@ -2919,13 +2894,12 @@ parsemusic (field)
 	      {
 		struct vstring gchord;
 
-		p = p + 1;
 		initvstring (&gchord);
-		while ((*p != '"') && (*p != '\0'))
-		  {
-		    addch (*p, &gchord);
-		    p = p + 1;
-		  };
+    /* modified JA 20 May 2022 */
+    /* need to allow umlaut sequence in "guitar chords" which
+     * are being used for arbitrary text e.g. "_last time"
+     */
+    p = umlaut_build_string(p+1, &gchord);
 		if (*p == '\0')
 		  {
 		    event_error ("Guitar chord name not properly closed");

store.c

@@ -186,7 +186,7 @@ int main()
 
 */
 
-#define VERSION "4.72 April 27 2022 abc2midi" 
+#define VERSION "4.73 May 20 2022 abc2midi" 
 
 /* enables reading V: indication in header */
 #define XTEN1 1

toabc.c

@@ -21,7 +21,7 @@
 
 /* back-end for outputting (possibly modified) abc */
 
-#define VERSION "2.16 February 21 2022 abc2abc"
+#define VERSION "2.17 May 20 2022 abc2abc"
 
 /* for Microsoft Visual C++ 6.0 or higher */
 #ifdef _MSC_VER

yapstree.c

@@ -22,7 +22,7 @@
 /* yapstree.c - back-end for abc parser. */
 /* generates a data structure suitable for typeset music */
 
-#define VERSION "1.88 February 22 2022 yaps"
+#define VERSION "1.89 May 20 2022 yaps"
 #include <stdio.h>
 #ifdef USE_INDEX
 #define strchr index