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top(1): const poison

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top(1) has a number of issues with writing to const strings. Begin
helping this along by marking easy cases as const.
This commit is contained in:
Eitan Adler 2018-06-02 04:37:37 +00:00
parent dbe3061729
commit 66b3f031f0
2 changed files with 9 additions and 8 deletions
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11
usr.bin/top/utils.c
View File

@ -20,7 +20,7 @@
#include <string.h>
int
atoiwi(char *str)
atoiwi(const char *str)
{
int len;
@ -136,7 +136,7 @@ int digits(int val)
*/
char *
strecpy(char *to, char *from)
strecpy(char *to, const char *from)
{
while ((*to++ = *from++) != '\0');
return(--to);
@ -147,7 +147,7 @@ strecpy(char *to, char *from)
*/
int
string_index(char *string, char *array[])
string_index(const char *string, char *array[])
{
size_t i = 0;
@ -170,9 +170,10 @@ string_index(char *string, char *array[])
* squat about quotes.
*/
char **argparse(char *line, int *cntp)
char **
argparse(char *line, int *cntp)
{
char *from;
const char *from;
char *to;
int cnt;
int ch;

6
usr.bin/top/utils.h
View File

@ -10,15 +10,15 @@
* Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
*/
int atoiwi(char *);
int atoiwi(const char *);
char *itoa(unsigned int);
char *itoa7(unsigned int);
int digits(int);
char *strecpy(char *, char *);
char *strecpy(char *, const char *);
char **argparse(char *, int *);
long percentages(int, int *, long *, long *, long *);
char *format_time(long);
char *format_k(int);
char *format_k2(unsigned long long);
int string_index(char *string, char **array);
int string_index(const char *string, char *array[]);