cmenu: misc. cleanups

Fix a compiler warning and a header documentation.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>

diff --git a/com32/cmenu/libmenu/com32io.c b/com32/cmenu/libmenu/com32io.c
index f1ed17d..92344da 100644 (file)
--- a/com32/cmenu/libmenu/com32io.c
+++ b/com32/cmenu/libmenu/com32io.c
@@ -18,7 +18,15 @@
 
 com32sys_t inreg, outreg;      // Global register sets for use
 
-static void cprint_vga2ansi(char chr, char attr)
+/**
+ * cprint_vga2ansi - given a VGA attribute, print a character
+ * @chr:       character to print
+ * @attr:      vga attribute
+ *
+ * Convert the VGA attribute @attr to an ANSI escape sequence and
+ * print it.
+ **/
+static void cprint_vga2ansi(const char chr, const char attr)
 {
        static const char ansi_char[8] = "04261537";
        static uint8_t last_attr = 0x07;

diff --git a/com32/cmenu/libmenu/com32io.h b/com32/cmenu/libmenu/com32io.h
index 5459332..8fb3230 100644 (file)
--- a/com32/cmenu/libmenu/com32io.h
+++ b/com32/cmenu/libmenu/com32io.h
@@ -22,10 +22,9 @@
 
 #define CSI "\e["
 
-/* Beep: "" are required, not '' */
-static inline beep()
+static inline void beep(void)
 {
-       return fputs("\007", stdout);
+       fputs("\007", stdout);
 }
 
 /* BIOS Assisted output routines */