added fuzzymatch patch

README.md

@@ -1,11 +0,0 @@
-# dmenu
-This is my patched version of dmenu.
-The base version is directly from suckless.org.
-This belongs to my larbs installation script, meaning it's supposed to work in the environment of the larbs-base-installation.
-
-## Patches
-The list below shows the currently applied patches to this build.
-- dmenu-border-4.9.diff
-- dmenu-center-20200111-8cd37e1.diff
-- dmenu-password-4.9.diff
-- dmenu-xresources-20200302-db6093f.diff

config.def.h

@@ -2,6 +2,7 @@
 /* Default settings; can be overriden by command line. */
 
 static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
+static int fuzzy = 1;                      /* -F  option; if 0, dmenu doesn't use fuzzy matching     */
 /* -fn option overrides fonts[0]; default X11 font or font set */
 static const char *fonts[] = {
 	"monospace:size=10"

config.mk

@@ -20,7 +20,7 @@ FREETYPEINC = /usr/include/freetype2
 
 # includes and libs
 INCS = -I$(X11INC) -I$(FREETYPEINC)
-LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS)
+LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS) -lm
 
 # flags
 CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)

dmenu-fuzzymatch-4.9.diff

@@ -0,0 +1,163 @@
+From 94353eb52055927d9079f3d9e33da1c954abf386 Mon Sep 17 00:00:00 2001
+From: aleks <aleks.stier@icloud.com>
+Date: Wed, 26 Jun 2019 13:25:10 +0200
+Subject: [PATCH] Add support for fuzzy-matching
+
+---
+ config.def.h |  1 +
+ config.mk    |  2 +-
+ dmenu.c      | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++
+ 3 files changed, 91 insertions(+), 1 deletion(-)
+
+diff --git a/config.def.h b/config.def.h
+index 1edb647..51612b9 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -2,6 +2,7 @@
+ /* Default settings; can be overriden by command line. */
+ 
+ static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
++static int fuzzy = 1;                      /* -F  option; if 0, dmenu doesn't use fuzzy matching     */
+ /* -fn option overrides fonts[0]; default X11 font or font set */
+ static const char *fonts[] = {
+ 	"monospace:size=10"
+diff --git a/config.mk b/config.mk
+index 0929b4a..d14309a 100644
+--- a/config.mk
++++ b/config.mk
+@@ -20,7 +20,7 @@ FREETYPEINC = /usr/include/freetype2
+ 
+ # includes and libs
+ INCS = -I$(X11INC) -I$(FREETYPEINC)
+-LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS)
++LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS) -lm
+ 
+ # flags
+ CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)
+diff --git a/dmenu.c b/dmenu.c
+index 6b8f51b..96ddc98 100644
+--- a/dmenu.c
++++ b/dmenu.c
+@@ -1,6 +1,7 @@
+ /* See LICENSE file for copyright and license details. */
+ #include <ctype.h>
+ #include <locale.h>
++#include <math.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+@@ -32,6 +33,7 @@ struct item {
+ 	char *text;
+ 	struct item *left, *right;
+ 	int out;
++	double distance;
+ };
+ 
+ static char text[BUFSIZ] = "";
+@@ -210,9 +212,94 @@ grabkeyboard(void)
+ 	die("cannot grab keyboard");
+ }
+ 
++int
++compare_distance(const void *a, const void *b)
++{
++	struct item *da = *(struct item **) a;
++	struct item *db = *(struct item **) b;
++
++	if (!db)
++		return 1;
++	if (!da)
++		return -1;
++
++	return da->distance == db->distance ? 0 : da->distance < db->distance ? -1 : 1;
++}
++
++void
++fuzzymatch(void)
++{
++	/* bang - we have so much memory */
++	struct item *it;
++	struct item **fuzzymatches = NULL;
++	char c;
++	int number_of_matches = 0, i, pidx, sidx, eidx;
++	int text_len = strlen(text), itext_len;
++
++	matches = matchend = NULL;
++
++	/* walk through all items */
++	for (it = items; it && it->text; it++) {
++		if (text_len) {
++			itext_len = strlen(it->text);
++			pidx = 0; /* pointer */
++			sidx = eidx = -1; /* start of match, end of match */
++			/* walk through item text */
++			for (i = 0; i < itext_len && (c = it->text[i]); i++) {
++				/* fuzzy match pattern */
++				if (!fstrncmp(&text[pidx], &c, 1)) {
++					if(sidx == -1)
++						sidx = i;
++					pidx++;
++					if (pidx == text_len) {
++						eidx = i;
++						break;
++					}
++				}
++			}
++			/* build list of matches */
++			if (eidx != -1) {
++				/* compute distance */
++				/* add penalty if match starts late (log(sidx+2))
++				 * add penalty for long a match without many matching characters */
++				it->distance = log(sidx + 2) + (double)(eidx - sidx - text_len);
++				/* fprintf(stderr, "distance %s %f\n", it->text, it->distance); */
++				appenditem(it, &matches, &matchend);
++				number_of_matches++;
++			}
++		} else {
++			appenditem(it, &matches, &matchend);
++		}
++	}
++
++	if (number_of_matches) {
++		/* initialize array with matches */
++		if (!(fuzzymatches = realloc(fuzzymatches, number_of_matches * sizeof(struct item*))))
++			die("cannot realloc %u bytes:", number_of_matches * sizeof(struct item*));
++		for (i = 0, it = matches; it && i < number_of_matches; i++, it = it->right) {
++			fuzzymatches[i] = it;
++		}
++		/* sort matches according to distance */
++		qsort(fuzzymatches, number_of_matches, sizeof(struct item*), compare_distance);
++		/* rebuild list of matches */
++		matches = matchend = NULL;
++		for (i = 0, it = fuzzymatches[i];  i < number_of_matches && it && \
++				it->text; i++, it = fuzzymatches[i]) {
++			appenditem(it, &matches, &matchend);
++		}
++		free(fuzzymatches);
++	}
++	curr = sel = matches;
++	calcoffsets();
++}
++
+ static void
+ match(void)
+ {
++	if (fuzzy) {
++		fuzzymatch();
++		return;
++	}
+ 	static char **tokv = NULL;
+ 	static int tokn = 0;
+ 
+@@ -702,6 +789,8 @@ main(int argc, char *argv[])
+ 			topbar = 0;
+ 		else if (!strcmp(argv[i], "-f"))   /* grabs keyboard before reading stdin */
+ 			fast = 1;
++		else if (!strcmp(argv[i], "-F"))   /* grabs keyboard before reading stdin */
++			fuzzy = 0;
+ 		else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
+ 			fstrncmp = strncasecmp;
+ 			fstrstr = cistrstr;
+-- 
+2.22.0
+

dmenu-password-4.9.diff

@@ -1,88 +0,0 @@
-diff -up dmenu-4.9/dmenu.1 dmenu-4.9-orig/dmenu.1
---- dmenu-4.9/dmenu.1	2019-09-25 12:55:42.666319316 -0600
-+++ dmenu-4.9-orig/dmenu.1	2019-09-25 12:48:38.848249931 -0600
-@@ -3,7 +3,7 @@
- dmenu \- dynamic menu
- .SH SYNOPSIS
- .B dmenu
-+.RB [ \-bfivP ]
--.RB [ \-bfiv ]
- .RB [ \-l
- .IR lines ]
- .RB [ \-m
-@@ -47,9 +47,6 @@ is faster, but will lock up X until stdi
- .B \-i
- dmenu matches menu items case insensitively.
- .TP
-+.B \-P
-+dmenu will not directly display the keyboard input, but instead replace it with dots. All data from stdin will be ignored.
-+.TP
- .BI \-l " lines"
- dmenu lists items vertically, with the given number of lines.
- .TP
-diff -up dmenu-4.9/dmenu.c dmenu-4.9-orig/dmenu.c
---- dmenu-4.9/dmenu.c	2019-09-25 12:48:55.756173240 -0600
-+++ dmenu-4.9-orig/dmenu.c	2019-09-25 12:48:38.848249931 -0600
-@@ -37,7 +37,7 @@ struct item {
- static char text[BUFSIZ] = "";
- static char *embed;
- static int bh, mw, mh;
-+static int inputw = 0, promptw, passwd = 0;
--static int inputw = 0, promptw;
- static int lrpad; /* sum of left and right padding */
- static size_t cursor;
- static struct item *items = NULL;
-@@ -132,7 +132,6 @@ drawmenu(void)
- 	unsigned int curpos;
- 	struct item *item;
- 	int x = 0, y = 0, w;
-+ char *censort;
-
- 	drw_setscheme(drw, scheme[SchemeNorm]);
- 	drw_rect(drw, 0, 0, mw, mh, 1, 1);
-@@ -144,12 +143,7 @@ drawmenu(void)
- 	/* draw input field */
- 	w = (lines > 0 || !matches) ? mw - x : inputw;
- 	drw_setscheme(drw, scheme[SchemeNorm]);
-+	if (passwd) {
-+	        censort = ecalloc(1, sizeof(text));
-+		memset(censort, '.', strlen(text));
-+		drw_text(drw, x, 0, w, bh, lrpad / 2, censort, 0);
-+		free(censort);
-+	} else drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
--	drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
-
- 	curpos = TEXTW(text) - TEXTW(&text[cursor]);
- 	if ((curpos += lrpad / 2 - 1) < w) {
-@@ -531,11 +525,6 @@ readstdin(void)
- 	size_t i, imax = 0, size = 0;
- 	unsigned int tmpmax = 0;
-
-+  if(passwd){
-+    inputw = lines = 0;
-+    return;
-+  }
-+
- 	/* read each line from stdin and add it to the item list */
- 	for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
- 		if (i + 1 >= size / sizeof *items)
-@@ -693,7 +682,7 @@ setup(void)
- static void
- usage(void)
- {
-+	fputs("usage: dmenu [-bfiPv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
--	fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
- 	      "             [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr);
- 	exit(1);
- }
-@@ -716,9 +705,7 @@ main(int argc, char *argv[])
- 		else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
- 			fstrncmp = strncasecmp;
- 			fstrstr = cistrstr;
-+		} else if (!strcmp(argv[i], "-P"))   /* is the input a password */
-+		        passwd = 1;
-+		else if (i + 1 == argc)
--		} else if (i + 1 == argc)
- 			usage();
- 		/* these options take one argument */
- 		else if (!strcmp(argv[i], "-l"))   /* number of lines in vertical list */

dmenu.1

@@ -3,7 +3,7 @@
 dmenu \- dynamic menu
 .SH SYNOPSIS
 .B dmenu
-.RB [ \-bfivP ]
+.RB [ \-bfiv ]
 .RB [ \-l
 .IR lines ]
 .RB [ \-m
@@ -47,9 +47,6 @@ is faster, but will lock up X until stdin reaches end\-of\-file.
 .B \-i
 dmenu matches menu items case insensitively.
 .TP
-.B \-P
-dmenu will not directly display the keyboard input, but instead replace it with dots. All data from stdin will be ignored.
-.TP
 .BI \-l " lines"
 dmenu lists items vertically, with the given number of lines.
 .TP

dmenu.1.rej

@@ -1,21 +0,0 @@
---- dmenu.1	2019-09-25 12:55:42.666319316 -0600
-+++ dmenu.1	2019-09-25 12:48:38.848249931 -0600
-@@ -3,7 +3,7 @@
- dmenu \- dynamic menu
- .SH SYNOPSIS
- .B dmenu
--.RB [ \-bfivP ]
-+.RB [ \-bfiv ]
- .RB [ \-l
- .IR lines ]
- .RB [ \-m
-@@ -47,9 +47,6 @@ is faster, but will lock up X until stdi
- .B \-i
- dmenu matches menu items case insensitively.
- .TP
--.B \-P
--dmenu will not directly display the keyboard input, but instead replace it with dots. All data from stdin will be ignored.
--.TP
- .BI \-l " lines"
- dmenu lists items vertically, with the given number of lines.
- .TP

dmenu.c

@@ -1,6 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <ctype.h>
 #include <locale.h>
+#include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -32,12 +33,13 @@ struct item {
 	char *text;
 	struct item *left, *right;
 	int out;
+	double distance;
 };
 
 static char text[BUFSIZ] = "";
 static char *embed;
 static int bh, mw, mh;
-static int inputw = 0, promptw, passwd = 0;
+static int inputw = 0, promptw;
 static int lrpad; /* sum of left and right padding */
 static size_t cursor;
 static struct item *items = NULL;
@@ -132,7 +134,6 @@ drawmenu(void)
 	unsigned int curpos;
 	struct item *item;
 	int x = 0, y = 0, w;
- char *censort;
 
 	drw_setscheme(drw, scheme[SchemeNorm]);
 	drw_rect(drw, 0, 0, mw, mh, 1, 1);
@@ -144,12 +145,7 @@ drawmenu(void)
 	/* draw input field */
 	w = (lines > 0 || !matches) ? mw - x : inputw;
 	drw_setscheme(drw, scheme[SchemeNorm]);
-	if (passwd) {
+	drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
-	        censort = ecalloc(1, sizeof(text));
-		memset(censort, '.', strlen(text));
-		drw_text(drw, x, 0, w, bh, lrpad / 2, censort, 0);
-		free(censort);
-	} else drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
 
 	curpos = TEXTW(text) - TEXTW(&text[cursor]);
 	if ((curpos += lrpad / 2 - 1) < w) {
@@ -216,9 +212,94 @@ grabkeyboard(void)
 	die("cannot grab keyboard");
 }
 
+int
+compare_distance(const void *a, const void *b)
+{
+	struct item *da = *(struct item **) a;
+	struct item *db = *(struct item **) b;
+
+	if (!db)
+		return 1;
+	if (!da)
+		return -1;
+
+	return da->distance == db->distance ? 0 : da->distance < db->distance ? -1 : 1;
+}
+
+void
+fuzzymatch(void)
+{
+	/* bang - we have so much memory */
+	struct item *it;
+	struct item **fuzzymatches = NULL;
+	char c;
+	int number_of_matches = 0, i, pidx, sidx, eidx;
+	int text_len = strlen(text), itext_len;
+
+	matches = matchend = NULL;
+
+	/* walk through all items */
+	for (it = items; it && it->text; it++) {
+		if (text_len) {
+			itext_len = strlen(it->text);
+			pidx = 0; /* pointer */
+			sidx = eidx = -1; /* start of match, end of match */
+			/* walk through item text */
+			for (i = 0; i < itext_len && (c = it->text[i]); i++) {
+				/* fuzzy match pattern */
+				if (!fstrncmp(&text[pidx], &c, 1)) {
+					if(sidx == -1)
+						sidx = i;
+					pidx++;
+					if (pidx == text_len) {
+						eidx = i;
+						break;
+					}
+				}
+			}
+			/* build list of matches */
+			if (eidx != -1) {
+				/* compute distance */
+				/* add penalty if match starts late (log(sidx+2))
+				 * add penalty for long a match without many matching characters */
+				it->distance = log(sidx + 2) + (double)(eidx - sidx - text_len);
+				/* fprintf(stderr, "distance %s %f\n", it->text, it->distance); */
+				appenditem(it, &matches, &matchend);
+				number_of_matches++;
+			}
+		} else {
+			appenditem(it, &matches, &matchend);
+		}
+	}
+
+	if (number_of_matches) {
+		/* initialize array with matches */
+		if (!(fuzzymatches = realloc(fuzzymatches, number_of_matches * sizeof(struct item*))))
+			die("cannot realloc %u bytes:", number_of_matches * sizeof(struct item*));
+		for (i = 0, it = matches; it && i < number_of_matches; i++, it = it->right) {
+			fuzzymatches[i] = it;
+		}
+		/* sort matches according to distance */
+		qsort(fuzzymatches, number_of_matches, sizeof(struct item*), compare_distance);
+		/* rebuild list of matches */
+		matches = matchend = NULL;
+		for (i = 0, it = fuzzymatches[i];  i < number_of_matches && it && \
+				it->text; i++, it = fuzzymatches[i]) {
+			appenditem(it, &matches, &matchend);
+		}
+		free(fuzzymatches);
+	}
+	curr = sel = matches;
+	calcoffsets();
+}
+
 static void
 match(void)
 {
+	if (fuzzy) {
+		fuzzymatch();
+		return;
+	}
 	static char **tokv = NULL;
 	static int tokn = 0;
 
@@ -531,11 +612,6 @@ readstdin(void)
 	size_t i, imax = 0, size = 0;
 	unsigned int tmpmax = 0;
 
-  if(passwd){
-    inputw = lines = 0;
-    return;
-  }
-
 	/* read each line from stdin and add it to the item list */
 	for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
 		if (i + 1 >= size / sizeof *items)
@@ -700,7 +776,7 @@ setup(void)
 static void
 usage(void)
 {
-	fputs("usage: dmenu [-bfiPv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
+	fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
 	      "             [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr);
 	exit(1);
 }
@@ -720,12 +796,12 @@ main(int argc, char *argv[])
 			topbar = 0;
 		else if (!strcmp(argv[i], "-f"))   /* grabs keyboard before reading stdin */
 			fast = 1;
+		else if (!strcmp(argv[i], "-F"))   /* grabs keyboard before reading stdin */
+			fuzzy = 0;
 		else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
 			fstrncmp = strncasecmp;
 			fstrstr = cistrstr;
-		} else if (!strcmp(argv[i], "-P"))   /* is the input a password */
+		} else if (i + 1 == argc)
-		        passwd = 1;
-		else if (i + 1 == argc)
 			usage();
 		/* these options take one argument */
 		else if (!strcmp(argv[i], "-l"))   /* number of lines in vertical list */