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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 * Copyright (c) 1980, 1993
@ -39,7 +39,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1993\
#if 0 #if 0
static char sccsid[] = "@(#)ul.c 8.1 (Berkeley) 6/6/93"; static char sccsid[] = "@(#)ul.c 8.1 (Berkeley) 6/6/93";
#endif #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 $");
#endif /* not lint */ #endif /* not lint */
#include <err.h> #include <err.h>
@ -65,34 +65,29 @@ __RCSID("$NetBSD: ul.c,v 1.18 2016/06/13 14:58:57 abhinav Exp $");
#define UNDERL 010 /* Ul */ #define UNDERL 010 /* Ul */
#define BOLD 020 /* Bold */ #define BOLD 020 /* Bold */
struct tinfo *info; static int must_overstrike;
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;
struct CHAR { struct CHAR {
char c_mode; char c_mode;
char c_char; char c_char;
} ; } ;
size_t col, maxcol; static size_t col, maxcol;
int mode; static int mode;
int halfpos; static int halfpos;
int upln; static int upln;
int iflag; static int iflag;
void filter(FILE *); static void filter(FILE *);
void flushln(struct CHAR *, size_t); static void flushln(struct CHAR *, size_t);
void fwd(struct CHAR *, size_t); static void fwd(struct CHAR *, size_t);
void iattr(struct CHAR *); static void iattr(struct CHAR *);
void initbuf(struct CHAR *, size_t); static void initbuf(struct CHAR *, size_t);
void initcap(void); static void outc(int);
void outc(int); static int outchar(int);
int outchar(int); static void overstrike(struct CHAR *);
void overstrike(struct CHAR *); static void reverse(struct CHAR *, size_t);
void reverse(struct CHAR *, size_t); static void setulmode(int);
void setulmode(int);
static void alloc_buf(struct CHAR **, size_t *); static void alloc_buf(struct CHAR **, size_t *);
static void set_mode(void); static void set_mode(void);
@ -147,7 +142,7 @@ main(int argc, char **argv)
exit(0); exit(0);
} }
void static void
filter(FILE *f) filter(FILE *f)
{ {
int c; int c;
@ -270,7 +265,7 @@ filter(FILE *f)
free(obuf); free(obuf);
} }
void static void
flushln(struct CHAR *obuf, size_t obuf_size) flushln(struct CHAR *obuf, size_t obuf_size)
{ {
int lastmode; int lastmode;
@ -312,7 +307,7 @@ flushln(struct CHAR *obuf, size_t obuf_size)
* For terminals that can overstrike, overstrike underlines and bolds. * For terminals that can overstrike, overstrike underlines and bolds.
* We don't do anything with halfline ups and downs, or Greek. * We don't do anything with halfline ups and downs, or Greek.
*/ */
void static void
overstrike(struct CHAR *obuf) overstrike(struct CHAR *obuf)
{ {
size_t i; size_t i;
@ -350,7 +345,7 @@ overstrike(struct CHAR *obuf)
} }
} }
void static void
iattr(struct CHAR *obuf) iattr(struct CHAR *obuf)
{ {
size_t i; size_t i;
@ -374,7 +369,7 @@ iattr(struct CHAR *obuf)
putchar('\n'); putchar('\n');
} }
void static void
initbuf(struct CHAR *obuf, size_t obuf_size) initbuf(struct CHAR *obuf, size_t obuf_size)
{ {
@ -390,7 +385,7 @@ set_mode(void)
mode &= ALTSET; mode &= ALTSET;
} }
void static void
fwd(struct CHAR *obuf, size_t obuf_size) fwd(struct CHAR *obuf, size_t obuf_size)
{ {
int oldcol, oldmax; int oldcol, oldmax;
@ -402,7 +397,7 @@ fwd(struct CHAR *obuf, size_t obuf_size)
maxcol = oldmax; maxcol = oldmax;
} }
void static void
reverse(struct CHAR *obuf, size_t obuf_size) reverse(struct CHAR *obuf, size_t obuf_size)
{ {
upln++; upln++;
@ -412,7 +407,7 @@ reverse(struct CHAR *obuf, size_t obuf_size)
upln++; upln++;
} }
int static int
outchar(int c) outchar(int c)
{ {
return (putchar(c & 0177)); return (putchar(c & 0177));
@ -420,7 +415,7 @@ outchar(int c)
static int curmode = 0; static int curmode = 0;
void static void
outc(int c) outc(int c)
{ {
putchar(c); putchar(c);
@ -433,7 +428,7 @@ outc(int c)
} }
} }
void static void
setulmode(int newmode) setulmode(int newmode)
{ {
if (!iflag) { if (!iflag) {