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Make all the global variables and functions static.

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While there, remove unused variables and function prototypes.
Ok from christos
This commit is contained in:
abhinav 2016-06-23 03:58:13 +00:00
parent 21d6f4c7cd
commit 8dc887f792
1 changed files with 28 additions and 33 deletions
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61
usr.bin/ul/ul.c
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@ -1,4 +1,4 @@
/* $NetBSD: ul.c,v 1.18 2016/06/13 14:58:57 abhinav Exp $ */
/* $NetBSD: ul.c,v 1.19 2016/06/23 03:58:13 abhinav Exp $ */
/*
* Copyright (c) 1980, 1993
@ -39,7 +39,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1993\
#if 0
static char sccsid[] = "@(#)ul.c 8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: ul.c,v 1.18 2016/06/13 14:58:57 abhinav Exp $");
__RCSID("$NetBSD: ul.c,v 1.19 2016/06/23 03:58:13 abhinav Exp $");
#endif /* not lint */
#include <err.h>
@ -65,34 +65,29 @@ __RCSID("$NetBSD: ul.c,v 1.18 2016/06/13 14:58:57 abhinav Exp $");
#define UNDERL 010 /* Ul */
#define BOLD 020 /* Bold */
struct tinfo *info;
int must_overstrike;
const char *CURS_UP, *CURS_RIGHT, *CURS_LEFT,
*ENTER_STANDOUT, *EXIT_STANDOUT, *ENTER_UNDERLINE, *EXIT_UNDERLINE,
*ENTER_DIM, *ENTER_BOLD, *ENTER_REVERSE, *UNDER_CHAR, *EXIT_ATTRIBUTES;
static int must_overstrike;
struct CHAR {
char c_mode;
char c_char;
} ;
size_t col, maxcol;
int mode;
int halfpos;
int upln;
int iflag;
static size_t col, maxcol;
static int mode;
static int halfpos;
static int upln;
static int iflag;
void filter(FILE *);
void flushln(struct CHAR *, size_t);
void fwd(struct CHAR *, size_t);
void iattr(struct CHAR *);
void initbuf(struct CHAR *, size_t);
void initcap(void);
void outc(int);
int outchar(int);
void overstrike(struct CHAR *);
void reverse(struct CHAR *, size_t);
void setulmode(int);
static void filter(FILE *);
static void flushln(struct CHAR *, size_t);
static void fwd(struct CHAR *, size_t);
static void iattr(struct CHAR *);
static void initbuf(struct CHAR *, size_t);
static void outc(int);
static int outchar(int);
static void overstrike(struct CHAR *);
static void reverse(struct CHAR *, size_t);
static void setulmode(int);
static void alloc_buf(struct CHAR **, size_t *);
static void set_mode(void);
@ -147,7 +142,7 @@ main(int argc, char **argv)
exit(0);
}
void
static void
filter(FILE *f)
{
int c;
@ -270,7 +265,7 @@ filter(FILE *f)
free(obuf);
}
void
static void
flushln(struct CHAR *obuf, size_t obuf_size)
{
int lastmode;
@ -312,7 +307,7 @@ flushln(struct CHAR *obuf, size_t obuf_size)
* For terminals that can overstrike, overstrike underlines and bolds.
* We don't do anything with halfline ups and downs, or Greek.
*/
void
static void
overstrike(struct CHAR *obuf)
{
size_t i;
@ -350,7 +345,7 @@ overstrike(struct CHAR *obuf)
}
}
void
static void
iattr(struct CHAR *obuf)
{
size_t i;
@ -374,7 +369,7 @@ iattr(struct CHAR *obuf)
putchar('\n');
}
void
static void
initbuf(struct CHAR *obuf, size_t obuf_size)
{
@ -390,7 +385,7 @@ set_mode(void)
mode &= ALTSET;
}
void
static void
fwd(struct CHAR *obuf, size_t obuf_size)
{
int oldcol, oldmax;
@ -402,7 +397,7 @@ fwd(struct CHAR *obuf, size_t obuf_size)
maxcol = oldmax;
}
void
static void
reverse(struct CHAR *obuf, size_t obuf_size)
{
upln++;
@ -412,7 +407,7 @@ reverse(struct CHAR *obuf, size_t obuf_size)
upln++;
}
int
static int
outchar(int c)
{
return (putchar(c & 0177));
@ -420,7 +415,7 @@ outchar(int c)
static int curmode = 0;
void
static void
outc(int c)
{
putchar(c);
@ -433,7 +428,7 @@ outc(int c)
}
}
void
static void
setulmode(int newmode)
{
if (!iflag) {