add password patch

1 files changed, 17 insertions, 4 deletions

diff --git a/dmenu.c b/dmenu.c
index 652fab2..f698d44 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -44,7 +44,7 @@ static char *embed;
 static char separator, separator_reverse;
 static char * (*sepchr)(const char *, int);
 static int bh, mw, mh;
-static int inputw = 0, promptw;
+static int inputw = 0, promptw, passwd = 0;
 static int lrpad; /* sum of left and right padding */
 static size_t cursor;
 static struct item *items = NULL;
@@ -205,6 +205,7 @@ drawmenu(void)
 	unsigned int curpos;
 	struct item *item;
 	int x = 0, y = 0, fh = drw->fonts->h, w;
+        char *censort;
 
 	drw_setscheme(drw, scheme[SchemeNorm]);
 	drw_rect(drw, 0, 0, mw, mh, 1, 1);
@@ -216,7 +217,12 @@ drawmenu(void)
 	/* draw input field */
 	w = (lines > 0 || !matches) ? mw - x : inputw;
 	drw_setscheme(drw, scheme[SchemeNorm]);
-	drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
+	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);
 
 	curpos = TEXTW(text) - TEXTW(&text[cursor]);
 	if ((curpos += lrpad / 2 - 1) < w) {
@@ -807,6 +813,11 @@ readstdin(void)
 	size_t i, junk, size = 0;
 	ssize_t len;
 
+        if(passwd) {
+                inputw = lines = 0;
+                return;
+        }
+
 	/* read each line from stdin and add it to the item list */
 	for (i = 0; (len = getline(&line, &junk, stdin)) != -1; i++, line = NULL) {
 		if (i + 1 >= size / sizeof *items)
@@ -999,7 +1010,7 @@ setup(void)
 static void
 usage(void)
 {
-	die("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
+	die("usage: dmenu [-bfivP] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
 	    "             [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n"
             "             [-nhb color] [-nhf color] [-shb color] [-shf color]\n"
 	    "             [-d separator] [-D separator] [-h height]");
@@ -1027,7 +1038,9 @@ main(int argc, char *argv[])
 		else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
 			fstrncmp = strncasecmp;
 			fstrstr = cistrstr;
-		} else if (i + 1 == argc)
+		} else if (!strcmp(argv[i], "-P"))   /* is the input a password */
+			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 */