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Added more const-ness to variables and functions.

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This commit is contained in:
Roland Illig 2004-08-16 17:49:57 +00:00
parent 29010bfdd1
commit 640f3a163c
1 changed files with 9 additions and 8 deletions
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17
edit/editcmd.c
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@ -77,28 +77,29 @@ static inline int my_lower_case (int c)
return tolower(c & 0xFF); return tolower(c & 0xFF);
} }
static char *strcasechr (const unsigned char *s, int c) static const char *strcasechr (const unsigned char *s, int c)
{ {
for (c = my_lower_case (c); my_lower_case ((int) *s) != c; ++s) for (c = my_lower_case (c); my_lower_case ((int) *s) != c; ++s)
if (*s == '\0') if (*s == '\0')
return 0; return 0;
return (char *) s; return (const char *) s;
} }
#ifndef HAVE_MEMMOVE #ifndef HAVE_MEMMOVE
/* for Christophe */ /* for Christophe */
static void *memmove (void *dest, const void *src, size_t n) static void *memmove (void *dest, const void *src, size_t n)
{ {
char *t, *s; char *t;
const char *s;
if (dest <= src) { if (dest <= src) {
t = (char *) dest; t = (char *) dest;
s = (char *) src; s = (const char *) src;
while (n--) while (n--)
*t++ = *s++; *t++ = *s++;
} else { } else {
t = (char *) dest + n; t = (char *) dest + n;
s = (char *) src + n; s = (const char *) src + n;
while (n--) while (n--)
*--t = *--s; *--t = *--s;
} }
@ -432,7 +433,7 @@ void menu_save_mode_cmd (void)
option_backup_ext = str_result; /* this is a memory leak */ option_backup_ext = str_result; /* this is a memory leak */
option_backup_ext_int = 0; option_backup_ext_int = 0;
str_result[min (strlen (str_result), sizeof (int))] = '\0'; str_result[min (strlen (str_result), sizeof (int))] = '\0';
memcpy ((char *) &option_backup_ext_int, str_result, strlen (option_backup_ext)); memcpy (&option_backup_ext_int, str_result, strlen (option_backup_ext));
} }
void void
@ -1525,7 +1526,7 @@ edit_find_string (long start, unsigned char *exp, int *len, long last_byte, int
if (buf[q - 1] != '\n') { /* incomplete line: try to recover */ if (buf[q - 1] != '\n') { /* incomplete line: try to recover */
buf = mbuf + MAX_REPL_LEN / 2; buf = mbuf + MAX_REPL_LEN / 2;
q = strlen ((char *) buf); q = strlen ((const char *) buf);
memmove (mbuf, buf, q); memmove (mbuf, buf, q);
p = start + q; p = start + q;
move_win = 1; move_win = 1;
@ -1535,7 +1536,7 @@ edit_find_string (long start, unsigned char *exp, int *len, long last_byte, int
} }
} }
} else { } else {
*len = strlen ((char *) exp); *len = strlen ((const char *) exp);
if (replace_case) { if (replace_case) {
for (p = start; p <= last_byte - l; p++) { for (p = start; p <= last_byte - l; p++) {
if ((*get_byte) (data, p) == (unsigned char)exp[0]) { /* check if first char matches */ if ((*get_byte) (data, p) == (unsigned char)exp[0]) { /* check if first char matches */