mkb

commit cdd01da820c711fda6ae491e7513c7011115969e
parent c7e2e0c80d4cb55c12d4fa99faba1922d0d9aa36
Author: z3bra <willyatmailoodotorg>
Date:   Mon Oct  5 13:25:19 2015

Added 3 environment variables: START, END, SEP

START: Printed before the bar, defaults to brightwhite ANSI escape
END  : Printed after the bar, defaults to color reset ANSI escape
SEP  : Printed between done/remaining chars, defaults to brightwhite '╋'

Diffstat:
 Makefile |  7 +++----
 mkb.c    | 25 ++++++++++++++++++-------
 2 files changed, 21 insertions(+), 11 deletions(-)
diff --git a/Makefile b/Makefile
@@ -1,15 +1,14 @@
-PREFIX:=/usr
+PREFIX:=/usr/local
 MANPREFIX:=$(PREFIX)/share/man
 
-CC      := tcc
+CC      := cc
 LD      := $(CC)
 
 CFLAGS  += -pedantic -Wall
 LDFLAGS +=
 
 BIN = mkb
-SRC =           \
-	mkb.c
+SRC = mkb.c
 
 OBJ = $(SRC:.c=.o)
 
diff --git a/mkb.c b/mkb.c
@@ -5,22 +5,31 @@
 #include <err.h>
 
 #define DEFAULT_SIZE 32
-#define DEFAULT_CHAR1 "▣"
-#define DEFAULT_CHAR2 "▣"
+#define DEFAULT_CHAR1 "━"
+#define DEFAULT_CHAR2 "━"
+#define DEFAULT_START ""
+#define DEFAULT_END   ""
+#define DEFAULT_SEP   "╋"
 
 int
 main (int argc, char **argv)
 {
 	int i;
-	float size = 0;
+	float size  = 0;
 	float value = 0;
+	char *end   = NULL;
+	char *sep   = NULL;
 	char *char1 = NULL;
 	char *char2 = NULL;
-	char *current = NULL;
+	char *begin = NULL;
+	char **current = NULL;
 
-	size = getenv("SIZE") ? atoi(getenv("SIZE")) : DEFAULT_SIZE;
+	size = getenv("SIZE")   ? atoi(getenv("SIZE")) : DEFAULT_SIZE;
 	char1 = getenv("CHAR1") ? getenv("CHAR1") : DEFAULT_CHAR1;
 	char2 = getenv("CHAR2") ? getenv("CHAR2") : DEFAULT_CHAR2;
+	begin = getenv("START") ? getenv("START") : DEFAULT_START;
+	end   = getenv("END")   ? getenv("END")   : DEFAULT_END;
+	sep   = getenv("SEP")   ? getenv("SEP")   : DEFAULT_SEP;
 
 	if (argc < 2)
 		scanf("%f", &value);
@@ -30,10 +39,12 @@ main (int argc, char **argv)
 	if (value > 100)
 		errx(1, "value should remain between 0 and 100");
 
+	write(fileno(stdout), begin, strnlen(begin, 32));
 	for (i=0; i<size; i++) {
-		current = (i < value / 100 * size) ? char1 : char2;
-		write(fileno(stdout), current, strnlen(current, 32));
+		current = (i < value / 100 * size) ? &char1 : (current == &char1 ? &sep : &char2);
+		write(fileno(stdout), *current, strnlen(*current, 32));
 	}
+	write(fileno(stdout), end, strnlen(end, 32));
 
 	putc('\n', stdout);