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

@@ -2,8 +2,7 @@
 /* Default settings; can be overriden by command line. */
 
 static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
-static int centered = 0;                    /* -c option; centers dmenu on screen */
-static int min_width = 500;                    /* minimum width when centered */
+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-center-20200111-8cd37e1.diff

@@ -1,120 +0,0 @@
-From 8cd37e1ab9e7cb025224aeb3543f1a5be8bceb93 Mon Sep 17 00:00:00 2001
-From: Nihal Jere <nihal@nihaljere.xyz>
-Date: Sat, 11 Jan 2020 21:16:08 -0600
-Subject: [PATCH] center patch now has adjustable minimum width
-
----
- config.def.h |  2 ++
- dmenu.1      |  3 +++
- dmenu.c      | 39 ++++++++++++++++++++++++++++++++-------
- 3 files changed, 37 insertions(+), 7 deletions(-)
-
-diff --git a/config.def.h b/config.def.h
-index 1edb647..88ef264 100644
---- a/config.def.h
-+++ b/config.def.h
-@@ -2,6 +2,8 @@
- /* Default settings; can be overriden by command line. */
- 
- static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
-+static int centered = 0;                    /* -c option; centers dmenu on screen */
-+static int min_width = 500;                    /* minimum width when centered */
- /* -fn option overrides fonts[0]; default X11 font or font set */
- static const char *fonts[] = {
- 	"monospace:size=10"
-diff --git a/dmenu.1 b/dmenu.1
-index 323f93c..c036baa 100644
---- a/dmenu.1
-+++ b/dmenu.1
-@@ -40,6 +40,9 @@ which lists programs in the user's $PATH and runs the result in their $SHELL.
- .B \-b
- dmenu appears at the bottom of the screen.
- .TP
-+.B \-c
-+dmenu appears centered on the screen.
-+.TP
- .B \-f
- dmenu grabs the keyboard before reading stdin if not reading from a tty. This
- is faster, but will lock up X until stdin reaches end\-of\-file.
-diff --git a/dmenu.c b/dmenu.c
-index 65f25ce..041c7f8 100644
---- a/dmenu.c
-+++ b/dmenu.c
-@@ -89,6 +89,15 @@ calcoffsets(void)
- 			break;
- }
- 
-+static int
-+max_textw(void)
-+{
-+	int len = 0;
-+	for (struct item *item = items; item && item->text; item++)
-+		len = MAX(TEXTW(item->text), len);
-+	return len;
-+}
-+
- static void
- cleanup(void)
- {
-@@ -611,6 +620,7 @@ setup(void)
- 	bh = drw->fonts->h + 2;
- 	lines = MAX(lines, 0);
- 	mh = (lines + 1) * bh;
-+	promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
- #ifdef XINERAMA
- 	i = 0;
- 	if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
-@@ -637,9 +647,16 @@ setup(void)
- 				if (INTERSECT(x, y, 1, 1, info[i]))
- 					break;
- 
--		x = info[i].x_org;
--		y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
--		mw = info[i].width;
-+		if (centered) {
-+			mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width);
-+			x = info[i].x_org + ((info[i].width  - mw) / 2);
-+			y = info[i].y_org + ((info[i].height - mh) / 2);
-+		} else {
-+			x = info[i].x_org;
-+			y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
-+			mw = info[i].width;
-+		}
-+
- 		XFree(info);
- 	} else
- #endif
-@@ -647,11 +664,17 @@ setup(void)
- 		if (!XGetWindowAttributes(dpy, parentwin, &wa))
- 			die("could not get embedding window attributes: 0x%lx",
- 			    parentwin);
--		x = 0;
--		y = topbar ? 0 : wa.height - mh;
--		mw = wa.width;
-+
-+		if (centered) {
-+			mw = MIN(MAX(max_textw() + promptw, min_width), wa.width);
-+			x = (wa.width  - mw) / 2;
-+			y = (wa.height - mh) / 2;
-+		} else {
-+			x = 0;
-+			y = topbar ? 0 : wa.height - mh;
-+			mw = wa.width;
-+		}
- 	}
--	promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
- 	inputw = MIN(inputw, mw/3);
- 	match();
- 
-@@ -709,6 +732,8 @@ 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], "-c"))   /* centers dmenu on screen */
-+			centered = 1;
- 		else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
- 			fstrncmp = strncasecmp;
- 			fstrstr = cistrstr;
--- 
-2.24.1
-

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.1

@@ -40,9 +40,6 @@ which lists programs in the user's $PATH and runs the result in their $SHELL.
 .B \-b
 dmenu appears at the bottom of the screen.
 .TP
-.B \-c
-dmenu appears centered on the screen.
-.TP
 .B \-f
 dmenu grabs the keyboard before reading stdin if not reading from a tty. This
 is faster, but will lock up X until stdin reaches end\-of\-file.

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] = "";
@@ -89,15 +91,6 @@ calcoffsets(void)
 			break;
 }
 
-static int
-max_textw(void)
-{
-	int len = 0;
-	for (struct item *item = items; item && item->text; item++)
-		len = MAX(TEXTW(item->text), len);
-	return len;
-}
-
 static void
 cleanup(void)
 {
@@ -219,9 +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;
 
@@ -620,7 +698,6 @@ setup(void)
 	bh = drw->fonts->h + 2;
 	lines = MAX(lines, 0);
 	mh = (lines + 1) * bh;
-	promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
 #ifdef XINERAMA
 	i = 0;
 	if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
@@ -647,16 +724,9 @@ setup(void)
 				if (INTERSECT(x, y, 1, 1, info[i]))
 					break;
 
-		if (centered) {
-			mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width);
-			x = info[i].x_org + ((info[i].width  - mw) / 2);
-			y = info[i].y_org + ((info[i].height - mh) / 2);
-		} else {
-			x = info[i].x_org;
-			y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
-			mw = info[i].width;
-		}
-
+		x = info[i].x_org;
+		y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
+		mw = info[i].width;
 		XFree(info);
 	} else
 #endif
@@ -664,17 +734,11 @@ setup(void)
 		if (!XGetWindowAttributes(dpy, parentwin, &wa))
 			die("could not get embedding window attributes: 0x%lx",
 			    parentwin);
-
-		if (centered) {
-			mw = MIN(MAX(max_textw() + promptw, min_width), wa.width);
-			x = (wa.width  - mw) / 2;
-			y = (wa.height - mh) / 2;
-		} else {
-			x = 0;
-			y = topbar ? 0 : wa.height - mh;
-			mw = wa.width;
-		}
+		x = 0;
+		y = topbar ? 0 : wa.height - mh;
+		mw = wa.width;
 	}
+	promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
 	inputw = MIN(inputw, mw/3);
 	match();
 
@@ -732,8 +796,8 @@ 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], "-c"))   /* centers dmenu on screen */
-			centered = 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;