colors

commit 777899d64f583f9a141ed7fd48b0330ee41e234c
parent 0ea90f30b132652edbf85c2c3919ddc90855e79f
Author: sin <sin@2f30.org>
Date:   Thu,  4 Jun 2015 15:59:43 +0100

Add manpage

Diffstat:
M
Makefile
 | 
15
++++++++++++++-
A
colors.1
 | 
24
++++++++++++++++++++++++
M
colors.c
 | 
2
+-

3 files changed, 39 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
@@ -1,9 +1,12 @@
 VERSION = 0.1
 
 PREFIX = /usr/local
-LDFLAGS = -L/usr/local/lib -lm -lpng
+MANPREFIX = $(PREFIX)/man
+
 CPPFLAGS = -I/usr/local/include
 CFLAGS = -Wall -O3
+LDFLAGS = -L/usr/local/lib -lm -lpng
+LDFLAGS = -lm -lpng
 OBJ = colors.o png.o
 BIN = colors
 
@@ -15,5 +18,15 @@ $(BIN): $(OBJ)
 colors.o: arg.h colors.h queue.h
 png.o: arg.h colors.h queue.h
 
+install: all
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	cp -f $(BIN) $(DESTDIR)$(PREFIX)/bin
+	mkdir -p $(DESTDIR)$(MANPREFIX)/man1
+	cp -f $(BIN).1 $(DESTDIR)$(MANPREFIX)/man1
+
+uninstall:
+	rm -f $(DESTDIR)$(PREFIX)/bin/$(BIN)
+	rm -f $(DESTDIR)$(MANPREFIX)/man1/$(BIN).1
+
 clean:
 	rm -f $(BIN) $(OBJ)
diff --git a/colors.1 b/colors.1
@@ -0,0 +1,24 @@
+.Dd June 4, 2015
+.Dt COLORS 1
+.Os
+.Sh NAME
+.Nm colors
+.Nd extract colors from pictures
+.Sh SYNOPSIS
+.Nm colors
+.Op Fl e
+.Op Fl n Ar clusters
+.Ar file
+.Sh DESCRIPTION
+.Nm
+is a simple tool that uses k-means clustering to extract dominant colors
+from pictures.
+.Sh OPTIONS
+.Bl -tag -width Ds
+.It Fl e
+Print empty clusters as well.
+.It Fl n Ar clusters
+.El
+Set the number of clusters.  It defaults to 4.
+.Sh AUTHORS
+.An Dimitris Papastamos Aq Mt sin@2f30.org
diff --git a/colors.c b/colors.c
@@ -196,7 +196,7 @@ printclusters(void)
 void
 usage(void)
 {
-	fprintf(stderr, "usage: %s [-e] [-n clusters] png-file\n", argv0);
+	fprintf(stderr, "usage: %s [-e] [-n clusters] file\n", argv0);
 	fprintf(stderr, " -e\tinclude empty clusters\n");
 	fprintf(stderr, " -n\tset number of clusters, defaults to 4\n");
 	exit(1);