add lsx.1 to dist

.hgtags

@@ -45,3 +45,4 @@ e4c81a78ffbad6ba4d1ad119cc654da6eca63a4c 3.2
 379813a051f03a1b20bdbfdc2d2d1d2d794ace48 4.2
 abb6579a324fffdf6a23c2fa4c32911277da594a 4.2.1
 14c79f054bdf43ff3213af8e60a783192e92a018 4.3
+34a2d77049a95b02f3332a0b88f9370965ebcfad 4.3.1

Makefile

@@ -3,10 +3,10 @@
 
 include config.mk
 
-SRC = dmenu.c draw.c
+SRC = dmenu.c draw.c lsx.c
 OBJ = ${SRC:.c=.o}
 
-all: options dmenu
+all: options dmenu lsx
 
 options:
 	@echo dmenu build options:
@@ -20,18 +20,22 @@ options:
 
 ${OBJ}: config.mk
 
-dmenu: ${OBJ}
+dmenu: dmenu.o draw.o
 	@echo CC -o $@
-	@${CC} -o $@ ${OBJ} ${LDFLAGS}
+	@${CC} -o $@ dmenu.o draw.o ${LDFLAGS}
+
+lsx: lsx.o
+	@echo CC -o $@
+	@${CC} -o $@ lsx.o ${LDFLAGS}
 
 clean:
 	@echo cleaning
-	@rm -f dmenu ${OBJ} dmenu-${VERSION}.tar.gz
+	@rm -f dmenu lsx ${OBJ} dmenu-${VERSION}.tar.gz
 
 dist: clean
 	@echo creating dist tarball
 	@mkdir -p dmenu-${VERSION}
-	@cp LICENSE Makefile README config.mk dmenu.1 draw.h dmenu_path dmenu_run ${SRC} dmenu-${VERSION}
+	@cp LICENSE Makefile README config.mk dmenu.1 draw.h dmenu_run lsx.1 ${SRC} dmenu-${VERSION}
 	@tar -cf dmenu-${VERSION}.tar dmenu-${VERSION}
 	@gzip dmenu-${VERSION}.tar
 	@rm -rf dmenu-${VERSION}
@@ -39,21 +43,24 @@ dist: clean
 install: all
 	@echo installing executables to ${DESTDIR}${PREFIX}/bin
 	@mkdir -p ${DESTDIR}${PREFIX}/bin
-	@cp -f dmenu dmenu_path dmenu_run ${DESTDIR}${PREFIX}/bin
+	@cp -f dmenu dmenu_run lsx ${DESTDIR}${PREFIX}/bin
 	@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu
-	@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu_path
 	@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu_run
-	@echo installing manual page to ${DESTDIR}${MANPREFIX}/man1
+	@chmod 755 ${DESTDIR}${PREFIX}/bin/lsx
+	@echo installing manual pages to ${DESTDIR}${MANPREFIX}/man1
 	@mkdir -p ${DESTDIR}${MANPREFIX}/man1
 	@sed "s/VERSION/${VERSION}/g" < dmenu.1 > ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@sed "s/VERSION/${VERSION}/g" < lsx.1 > ${DESTDIR}${MANPREFIX}/man1/lsx.1
 	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/lsx.1
 
 uninstall:
 	@echo removing executables from ${DESTDIR}${PREFIX}/bin
 	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu
-	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_path
 	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_run
+	@rm -f ${DESTDIR}${PREFIX}/bin/lsx
 	@echo removing manual page from ${DESTDIR}${MANPREFIX}/man1
 	@rm -f ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@rm -f ${DESTDIR}${MANPREFIX}/man1/lsx.1
 
 .PHONY: all options clean dist install uninstall

config.mk

@@ -1,5 +1,5 @@
 # dmenu version
-VERSION = 4.3.1
+VERSION = 4.4
 
 # paths
 PREFIX = /usr/local

dmenu.1

@@ -23,12 +23,10 @@ dmenu \- dynamic menu
 .RB [ \-v ]
 .P
 .BR dmenu_run " ..."
-.P
-.B dmenu_path
 .SH DESCRIPTION
 .B dmenu
 is a dynamic menu for X, originally designed for
-.BR dwm (1).
+.IR dwm (1).
 It manages huge numbers of user\-defined menu items efficiently.
 .P
 dmenu reads a list of newline\-separated items from stdin and creates a menu.
@@ -36,11 +34,8 @@ When the user selects an item or enters any text and presses Return, their
 choice is printed to stdout and dmenu terminates.
 .P
 .B dmenu_run
-is a dmenu script used by dwm which lists programs in the user's PATH and
+is a dmenu script used by dwm which lists programs in the user's $PATH and
 executes the selected item.
-.P
-.B dmenu_path
-is a script used by dmenu_run to find and cache a list of executables.
 .SH OPTIONS
 .TP
 .B \-b
@@ -100,4 +95,5 @@ Exit without selecting an item, returning failure.
 .B Ctrl\-y
 Paste the current X selection into the input field.
 .SH SEE ALSO
-.BR dwm (1)
+.IR dwm (1),
+.IR lsx (1)

dmenu.c

@@ -25,8 +25,8 @@ struct Item {
 
 static void appenditem(Item *item, Item **list, Item **last);
 static void calcoffsets(void);
+static char *cistrstr(const char *s, const char *sub);
 static void drawmenu(void);
-static char *fstrstr(const char *s, const char *sub);
 static void grabkeyboard(void);
 static void insert(const char *str, ssize_t n);
 static void keypress(XKeyEvent *ev);
@@ -60,6 +60,7 @@ static Item *prev, *curr, *next, *sel;
 static Window win;
 
 static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
+static char *(*fstrstr)(const char *, const char *) = strstr;
 
 int
 main(int argc, char *argv[]) {
@@ -76,8 +77,10 @@ main(int argc, char *argv[]) {
 			topbar = False;
 		else if(!strcmp(argv[i], "-f"))
 			fast = True;
-		else if(!strcmp(argv[i], "-i"))
+		else if(!strcmp(argv[i], "-i")) {
 			fstrncmp = strncasecmp;
+			fstrstr = cistrstr;
+		}
 		else if(i+1 == argc)
 			usage();
 		/* double flags */
@@ -112,7 +115,7 @@ main(int argc, char *argv[]) {
 	setup();
 	run();
 
-	return EXIT_FAILURE;  /* should not reach */
+	return EXIT_FAILURE; /* unreachable */
 }
 
 void
@@ -121,6 +124,7 @@ appenditem(Item *item, Item **list, Item **last) {
 		*list = item;
 	else
 		(*last)->right = item;
+
 	item->left = *last;
 	item->right = NULL;
 	*last = item;
@@ -143,6 +147,16 @@ calcoffsets(void) {
 			break;
 }
 
+char *
+cistrstr(const char *s, const char *sub) {
+	size_t len;
+
+	for(len = strlen(sub); *s; s++)
+		if(!strncasecmp(s, sub, len))
+			return (char *)s;
+	return NULL;
+}
+
 void
 drawmenu(void) {
 	int curpos;
@@ -188,16 +202,6 @@ drawmenu(void) {
 	mapdc(dc, win, mw, mh);
 }
 
-char *
-fstrstr(const char *s, const char *sub) {
-	size_t len;
-
-	for(len = strlen(sub); *s; s++)
-		if(!fstrncmp(s, sub, len))
-			return (char *)s;
-	return NULL;
-}
-
 void
 grabkeyboard(void) {
 	int i;
@@ -233,45 +237,23 @@ keypress(XKeyEvent *ev) {
 
 		XConvertCase(ksym, &lower, &upper);
 		switch(lower) {
-		default:
+		case XK_a: ksym = XK_Home;      break;
-			return;
+		case XK_b: ksym = XK_Left;      break;
-		case XK_a:
+		case XK_c: ksym = XK_Escape;    break;
-			ksym = XK_Home;
+		case XK_d: ksym = XK_Delete;    break;
-			break;
+		case XK_e: ksym = XK_End;       break;
-		case XK_b:
+		case XK_f: ksym = XK_Right;     break;
-			ksym = XK_Left;
+		case XK_h: ksym = XK_BackSpace; break;
-			break;
+		case XK_i: ksym = XK_Tab;       break;
-		case XK_c:
+		case XK_j: ksym = XK_Return;    break;
-			ksym = XK_Escape;
+		case XK_m: ksym = XK_Return;    break;
-			break;
+		case XK_n: ksym = XK_Up;        break;
-		case XK_d:
+		case XK_p: ksym = XK_Down;      break;
-			ksym = XK_Delete;
+
-			break;
-		case XK_e:
-			ksym = XK_End;
-			break;
-		case XK_f:
-			ksym = XK_Right;
-			break;
-		case XK_h:
-			ksym = XK_BackSpace;
-			break;
-		case XK_i:
-			ksym = XK_Tab;
-			break;
-		case XK_j:
-			ksym = XK_Return;
-			break;
 		case XK_k: /* delete right */
 			text[cursor] = '\0';
 			match(False);
 			break;
-		case XK_n:
-			ksym = XK_Down;
-			break;
-		case XK_p:
-			ksym = XK_Up;
-			break;
 		case XK_u: /* delete left */
 			insert(NULL, 0 - cursor);
 			break;
@@ -284,6 +266,8 @@ keypress(XKeyEvent *ev) {
 		case XK_y: /* paste selection */
 			XConvertSelection(dc->dpy, XA_PRIMARY, utf8, utf8, win, CurrentTime);
 			return;
+		default:
+			return;
 		}
 	}
 	switch(ksym) {
@@ -295,8 +279,10 @@ keypress(XKeyEvent *ev) {
 		if(text[cursor] == '\0')
 			return;
 		cursor = nextrune(+1);
+		/* fallthrough */
 	case XK_BackSpace:
-		if(cursor > 0)
+		if(cursor == 0)
+			return;
 		insert(NULL, nextrune(-1) - cursor);
 		break;
 	case XK_End:
@@ -329,8 +315,7 @@ keypress(XKeyEvent *ev) {
 			cursor = nextrune(-1);
 			break;
 		}
-		else if(lines > 0)
+		/* fallthrough */
-			return;
 	case XK_Up:
 		if(sel && sel->left && (sel = sel->left)->right == curr) {
 			curr = prev;
@@ -351,15 +336,14 @@ keypress(XKeyEvent *ev) {
 		break;
 	case XK_Return:
 	case XK_KP_Enter:
-		fputs((sel && !(ev->state & ShiftMask)) ? sel->text : text, stdout);
+		puts((sel && !(ev->state & ShiftMask)) ? sel->text : text);
 		exit(EXIT_SUCCESS);
 	case XK_Right:
 		if(text[cursor] != '\0') {
 			cursor = nextrune(+1);
 			break;
 		}
-		else if(lines > 0)
+		/* fallthrough */
-			return;
 	case XK_Down:
 		if(sel && sel->right && (sel = sel->right) == next) {
 			curr = next;
@@ -469,7 +453,7 @@ run(void) {
 		switch(ev.type) {
 		case Expose:
 			if(ev.xexpose.count == 0)
-				drawmenu();
+				mapdc(dc, win, mw, mh);
 			break;
 		case KeyPress:
 			keypress(&ev.xkey);

dmenu_path

@@ -1,9 +0,0 @@
-#!/bin/sh
-CACHE=$HOME/.dmenu_cache
-IFS=:
-
-if ! test -f "$CACHE" || find $PATH -type d -newer "$CACHE" | grep -q .; then
-	find $PATH ! -type d \( -perm -1 -o -perm -10 -o -perm -100 \) | sed 's/.*\///' | sort -u > "$CACHE"
-fi
-
-cat "$CACHE"

dmenu_run

@@ -1,2 +1,9 @@
 #!/bin/sh
-exe=`dmenu_path | dmenu ${1+"$@"}` && exec $exe
+CACHE=${XDG_CACHE_HOME:-"$HOME/.cache"}/dmenu_run
+(
+	IFS=:
+	if test "`ls -dt $PATH "$CACHE" 2> /dev/null | sed 1q`" != "$CACHE"; then
+		mkdir -p "`dirname "$CACHE"`" && lsx $PATH | sort -u > "$CACHE"
+	fi
+)
+cmd=`dmenu "$@" < "$CACHE"` && exec $cmd

draw.c

@@ -96,7 +96,7 @@ initdc(void) {
 	DC *dc;
 
 	if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
-		fprintf(stderr, "no locale support\n");
+		fputs("no locale support\n", stderr);
 	if(!(dc = calloc(1, sizeof *dc)))
 		eprintf("cannot malloc %u bytes:", sizeof *dc);
 	if(!(dc->dpy = XOpenDisplay(NULL)))
@@ -120,24 +120,23 @@ initfont(DC *dc, const char *fontstr) {
 
 Bool
 loadfont(DC *dc, const char *fontstr) {
-	char *def, **missing;
+	char *def, **missing, **names;
-	int i, n;
+	int i, n = 1;
+	XFontStruct **xfonts;
 
 	if(!*fontstr)
 		return False;
-	if((dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def))) {
+	if((dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def)))
-		char **names;
-		XFontStruct **xfonts;
-
 		n = XFontsOfFontSet(dc->font.set, &xfonts, &names);
-		for(i = dc->font.ascent = dc->font.descent = 0; i < n; i++) {
+	else if((dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr)))
+		xfonts = &dc->font.xfont;
+	else
+		n = 0;
+
+	for(i = 0; i < n; i++) {
 		dc->font.ascent  = MAX(dc->font.ascent,  xfonts[i]->ascent);
 		dc->font.descent = MAX(dc->font.descent, xfonts[i]->descent);
-		}
+		dc->font.width   = MAX(dc->font.width,   xfonts[i]->max_bounds.width);
-	}
-	else if((dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr))) {
-		dc->font.ascent = dc->font.xfont->ascent;
-		dc->font.descent = dc->font.xfont->descent;
 	}
 	if(missing)
 		XFreeStringList(missing);
@@ -154,10 +153,10 @@ resizedc(DC *dc, unsigned int w, unsigned int h) {
 	if(dc->canvas)
 		XFreePixmap(dc->dpy, dc->canvas);
 
-	dc->canvas = XCreatePixmap(dc->dpy, DefaultRootWindow(dc->dpy), w, h,
-	                           DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
 	dc->w = w;
 	dc->h = h;
+	dc->canvas = XCreatePixmap(dc->dpy, DefaultRootWindow(dc->dpy), w, h,
+	                           DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
 }
 
 int

draw.h

@@ -15,6 +15,7 @@ typedef struct {
 		int ascent;
 		int descent;
 		int height;
+		int width;
 		XFontSet set;
 		XFontStruct *xfont;
 	} font;

lsx.1

@@ -0,0 +1,11 @@
+.TH LSX 1 dmenu\-VERSION
+.SH NAME
+lsx \- list executables
+.SH SYNOPSIS
+.B lsx
+.RI [ directory ...]
+.SH DESCRIPTION
+.B lsx
+lists the executables in each
+.IR directory .
+If none are given the current working directory is used.

lsx.c

@@ -0,0 +1,38 @@
+/* See LICENSE file for copyright and license details. */
+#include <dirent.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+static void lsx(const char *dir);
+
+int
+main(int argc, char *argv[]) {
+	int i;
+
+	if(argc < 2)
+		lsx(".");
+	else for(i = 1; i < argc; i++)
+		lsx(argv[i]);
+	return EXIT_SUCCESS;
+}
+
+void
+lsx(const char *dir) {
+	char buf[PATH_MAX];
+	struct dirent *d;
+	struct stat st;
+	DIR *dp;
+
+	if(!(dp = opendir(dir))) {
+		perror(dir);
+		return;
+	}
+	while((d = readdir(dp)))
+		if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
+		&& !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
+			puts(d->d_name);
+	closedir(dp);
+}