Document further in README (7bd408d)

README

@@ -1,5 +1,19 @@
 iv is an SDL-based image viewer.
 
+To compile:
+make main
+
+To install, with $INSTALL_DIR somewhere in your $PATH:
+mv main $INSTALL_DIR/iv
+cp alpha_checker.bmp $INSTALL_DIR
+
+To make iv the default, if on Linux:
+ULSA=/usr/local/share/applications
+[ -d $ULSA ] || mkdir $ULSA && cp iv.desktop $ULSA
+
+To see further docs:
+iv -h
+
 Changes on and after 2025-181 are tracked in Git.
 Older change history:
 - 2021-248 and before: main development (up thru v1.2)


...	...	@@ -1,5 +1,19 @@
1	1	iv is an SDL-based image viewer.
2	2
	3	+To compile:
	4	+make main
	5	+
	6	+To install, with $INSTALL_DIR somewhere in your $PATH:
	7	+mv main $INSTALL_DIR/iv
	8	+cp alpha_checker.bmp $INSTALL_DIR
	9	+
	10	+To make iv the default, if on Linux:
	11	+ULSA=/usr/local/share/applications
	12	+[ -d $ULSA ] \|\| mkdir $ULSA && cp iv.desktop $ULSA
	13	+
	14	+To see further docs:
	15	+iv -h
	16	+
3	17	Changes on and after 2025-181 are tracked in Git.
4	18	Older change history:
5	19	- 2021-248 and before: main development (up thru v1.2)
6	20