- ANSIfy function definitions

- use nul when we are looking for a terminating character where appropriate

Approved by:	imp

33 files changed, 41 insertions, 110 deletions

diff --git a/lib/libc/string/memccpy.c b/lib/libc/string/memccpy.c
index 5b4223e..539d33e 100644
--- a/lib/libc/string/memccpy.c
+++ b/lib/libc/string/memccpy.c
@@ -36,11 +36,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 
 void *
-memccpy(t, f, c, n)
-	void *t;
-	const void *f;
-	int c;
-	size_t n;
+memccpy(void *t, const void *f, int c, size_t n)
 {
 
 	if (n) {
diff --git a/lib/libc/string/memchr.c b/lib/libc/string/memchr.c
index 2b1231d..47d37db 100644
--- a/lib/libc/string/memchr.c
+++ b/lib/libc/string/memchr.c
@@ -39,10 +39,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 
 void *
-memchr(s, c, n)
-	const void *s;
-	unsigned char c;
-	size_t n;
+memchr(const void *s, unsigned char c, size_t n)
 {
 	if (n != 0) {
 		const unsigned char *p = s;
diff --git a/lib/libc/string/memcmp.c b/lib/libc/string/memcmp.c
index d048068..4a1b66e 100644
--- a/lib/libc/string/memcmp.c
+++ b/lib/libc/string/memcmp.c
@@ -42,9 +42,7 @@ __FBSDID("$FreeBSD$");
  * Compare memory regions.
  */
 int
-memcmp(s1, s2, n)
-	const void *s1, *s2;
-	size_t n;
+memcmp(const void *s1, const void *s2, size_t n)
 {
 	if (n != 0) {
 		const unsigned char *p1 = s1, *p2 = s2;
diff --git a/lib/libc/string/memmem.c b/lib/libc/string/memmem.c
index 0ac0a6d..72e6517 100644
--- a/lib/libc/string/memmem.c
+++ b/lib/libc/string/memmem.c
@@ -36,9 +36,7 @@ __FBSDID("$FreeBSD$");
  */
 
 void *
-memmem(l, l_len, s, s_len)
-	const void *l; size_t l_len;
-	const void *s; size_t s_len;
+memmem(const void *l, size_t l_len, const void *s, size_t s_len)
 {
 	register char *cur, *last;
 	const char *cl = (const char *)l;
diff --git a/lib/libc/string/strcasecmp.c b/lib/libc/string/strcasecmp.c
index 2efcf55..4a474fe 100644
--- a/lib/libc/string/strcasecmp.c
+++ b/lib/libc/string/strcasecmp.c
@@ -39,8 +39,7 @@ __FBSDID("$FreeBSD$");
 typedef unsigned char u_char;
 
 int
-strcasecmp(s1, s2)
-	const char *s1, *s2;
+strcasecmp(const char *s1, const char *s2)
 {
 	const u_char
 			*us1 = (const u_char *)s1,
@@ -53,9 +52,7 @@ strcasecmp(s1, s2)
 }
 
 int
-strncasecmp(s1, s2, n)
-	const char *s1, *s2;
-	size_t n;
+strncasecmp(const char *s1, const char *s2, size_t n)
 {
 	if (n != 0) {
 		const u_char
diff --git a/lib/libc/string/strcasestr.c b/lib/libc/string/strcasestr.c
index b358b7d..9b28bf5 100644
--- a/lib/libc/string/strcasestr.c
+++ b/lib/libc/string/strcasestr.c
@@ -40,8 +40,7 @@ __FBSDID("$FreeBSD$");
  * Find the first occurrence of find in s, ignore case.
  */
 char *
-strcasestr(s, find)
-	const char *s, *find;
+strcasestr(const char *s, const char *find)
 {
 	char c, sc;
 	size_t len;
diff --git a/lib/libc/string/strcmp.c b/lib/libc/string/strcmp.c
index ab95333..95c778d 100644
--- a/lib/libc/string/strcmp.c
+++ b/lib/libc/string/strcmp.c
@@ -42,11 +42,10 @@ __FBSDID("$FreeBSD$");
  * Compare strings.
  */
 int
-strcmp(s1, s2)
-	const char *s1, *s2;
+strcmp(const char *s1, const char *s2)
 {
 	while (*s1 == *s2++)
-		if (*s1++ == 0)
+		if (*s1++ == '\0')
 			return (0);
 	return (*(const unsigned char *)s1 - *(const unsigned char *)(s2 - 1));
 }
diff --git a/lib/libc/string/strcoll.c b/lib/libc/string/strcoll.c
index a0daf8d..0da5c57 100644
--- a/lib/libc/string/strcoll.c
+++ b/lib/libc/string/strcoll.c
@@ -33,8 +33,7 @@ __FBSDID("$FreeBSD$");
 #include "collate.h"
 
 int
-strcoll(s, s2)
-	const char *s, *s2;
+strcoll(const char *s, const char *s2)
 {
 	int len, len2, prim, prim2, sec, sec2, ret, ret2;
 	const char *t, *t2;
diff --git a/lib/libc/string/strdup.c b/lib/libc/string/strdup.c
index c0b581d..570ad83 100644
--- a/lib/libc/string/strdup.c
+++ b/lib/libc/string/strdup.c
@@ -38,8 +38,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 
 char *
-strdup(str)
-	const char *str;
+strdup(const char *str)
 {
 	size_t len;
 	char *copy;
diff --git a/lib/libc/string/strmode.c b/lib/libc/string/strmode.c
index be09d7a..855e1b5 100644
--- a/lib/libc/string/strmode.c
+++ b/lib/libc/string/strmode.c
@@ -38,9 +38,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 
 void
-strmode(mode, p)
-	mode_t mode;
-	char *p;
+strmode(mode_t mode, char *p)
 {
 	 /* print type */
 	switch (mode & S_IFMT) {
diff --git a/lib/libc/string/strncmp.c b/lib/libc/string/strncmp.c
index 659a7cb..5bc3d5e 100644
--- a/lib/libc/string/strncmp.c
+++ b/lib/libc/string/strncmp.c
@@ -36,9 +36,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 
 int
-strncmp(s1, s2, n)
-	const char *s1, *s2;
-	size_t n;
+strncmp(const char *s1, const char *s2, size_t n)
 {
 
 	if (n == 0)
@@ -47,7 +45,7 @@ strncmp(s1, s2, n)
 		if (*s1 != *s2++)
 			return (*(const unsigned char *)s1 -
 				*(const unsigned char *)(s2 - 1));
-		if (*s1++ == 0)
+		if (*s1++ == '\0')
 			break;
 	} while (--n != 0);
 	return (0);
diff --git a/lib/libc/string/strncpy.c b/lib/libc/string/strncpy.c
index 07b9166..980dbc7 100644
--- a/lib/libc/string/strncpy.c
+++ b/lib/libc/string/strncpy.c
@@ -50,10 +50,10 @@ strncpy(char * __restrict dst, const char * __restrict src, size_t n)
 		const char *s = src;
 
 		do {
-			if ((*d++ = *s++) == 0) {
+			if ((*d++ = *s++) == '\0') {
 				/* NUL pad the remaining n-1 bytes */
 				while (--n != 0)
-					*d++ = 0;
+					*d++ = '\0';
 				break;
 			}
 		} while (--n != 0);
diff --git a/lib/libc/string/strnstr.c b/lib/libc/string/strnstr.c
index bbb1ca6..45be95d 100644
--- a/lib/libc/string/strnstr.c
+++ b/lib/libc/string/strnstr.c
@@ -44,10 +44,7 @@ __FBSDID("$FreeBSD$");
  * first slen characters of s.
  */
 char *
-strnstr(s, find, slen)
-	const char *s;
-	const char *find;
-	size_t slen;
+strnstr(const char *s, const char *find, size_t slen)
 {
 	char c, sc;
 	size_t len;
diff --git a/lib/libc/string/strpbrk.c b/lib/libc/string/strpbrk.c
index efbdc8a..2069bee 100644
--- a/lib/libc/string/strpbrk.c
+++ b/lib/libc/string/strpbrk.c
@@ -39,14 +39,13 @@ __FBSDID("$FreeBSD$");
  * Find the first occurrence in s1 of a character in s2 (excluding NUL).
  */
 char *
-strpbrk(s1, s2)
-	const char *s1, *s2;
+strpbrk(const char *s1, const char *s2)
 {
 	const char *scanp;
 	int c, sc;
 
 	while ((c = *s1++) != 0) {
-		for (scanp = s2; (sc = *scanp++) != 0;)
+		for (scanp = s2; (sc = *scanp++) != '\0';)
 			if (sc == c)
 				return ((char *)(s1 - 1));
 	}
diff --git a/lib/libc/string/strsep.c b/lib/libc/string/strsep.c
index 0850b0b..670ab04 100644
--- a/lib/libc/string/strsep.c
+++ b/lib/libc/string/strsep.c
@@ -48,9 +48,7 @@ __FBSDID("$FreeBSD$");
  * If *stringp is NULL, strsep returns NULL.
  */
 char *
-strsep(stringp, delim)
-	char **stringp;
-	const char *delim;
+strsep(char **stringp, const char *delim)
 {
 	char *s;
 	const char *spanp;
diff --git a/lib/libc/string/strstr.c b/lib/libc/string/strstr.c
index e2edd80..82b4c5a 100644
--- a/lib/libc/string/strstr.c
+++ b/lib/libc/string/strstr.c
@@ -42,17 +42,16 @@ __FBSDID("$FreeBSD$");
  * Find the first occurrence of find in s.
  */
 char *
-strstr(s, find)
-	const char *s, *find;
+strstr(const char *s, const char *find)
 {
 	char c, sc;
 	size_t len;
 
-	if ((c = *find++) != 0) {
+	if ((c = *find++) != '\0') {
 		len = strlen(find);
 		do {
 			do {
-				if ((sc = *s++) == 0)
+				if ((sc = *s++) == '\0')
 					return (NULL);
 			} while (sc != c);
 		} while (strncmp(s, find, len) != 0);
diff --git a/lib/libc/string/wcscat.c b/lib/libc/string/wcscat.c
index 1c96533..7ae4e80 100644
--- a/lib/libc/string/wcscat.c
+++ b/lib/libc/string/wcscat.c
@@ -37,9 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wcscat(s1, s2)
-	wchar_t * __restrict s1;
-	const wchar_t * __restrict s2;
+wcscat(wchar_t * __restrict s1, const wchar_t * __restrict s2)
 {
 	wchar_t *cp;
 
diff --git a/lib/libc/string/wcscmp.c b/lib/libc/string/wcscmp.c
index 59c3eef..2d48914 100644
--- a/lib/libc/string/wcscmp.c
+++ b/lib/libc/string/wcscmp.c
@@ -45,12 +45,11 @@ __FBSDID("$FreeBSD$");
  * Compare strings.
  */
 int
-wcscmp(s1, s2)
-	const wchar_t *s1, *s2;
+wcscmp(const wchar_t *s1, const wchar_t *s2)
 {
 
 	while (*s1 == *s2++)
-		if (*s1++ == 0)
+		if (*s1++ == '\0')
 			return (0);
 	/* XXX assumes wchar_t = int */
 	return (*(const unsigned int *)s1 - *(const unsigned int *)--s2);
diff --git a/lib/libc/string/wcscpy.c b/lib/libc/string/wcscpy.c
index 180bbd1..0c6e1f2 100644
--- a/lib/libc/string/wcscpy.c
+++ b/lib/libc/string/wcscpy.c
@@ -37,9 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wcscpy(s1, s2)
-	wchar_t * __restrict s1;
-	const wchar_t * __restrict s2;
+wcscpy(wchar_t * __restrict s1, const wchar_t * __restrict s2)
 {
 	wchar_t *cp;
 
diff --git a/lib/libc/string/wcscspn.c b/lib/libc/string/wcscspn.c
index 57a804c..7729dc8 100644
--- a/lib/libc/string/wcscspn.c
+++ b/lib/libc/string/wcscspn.c
@@ -37,9 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 size_t
-wcscspn(s, set)
-	const wchar_t *s;
-	const wchar_t *set;
+wcscspn(const wchar_t *s, const wchar_t *set)
 {
 	const wchar_t *p;
 	const wchar_t *q;
diff --git a/lib/libc/string/wcslcat.c b/lib/libc/string/wcslcat.c
index 6466f06..f5f1e1e 100644
--- a/lib/libc/string/wcslcat.c
+++ b/lib/libc/string/wcslcat.c
@@ -46,10 +46,7 @@ __FBSDID("$FreeBSD$");
  * truncation occurred.
  */
 size_t
-wcslcat(dst, src, siz)
-	wchar_t *dst;
-	const wchar_t *src;
-	size_t siz;
+wcslcat(wchar_t *dst, const wchar_t *src, size_t siz)
 {
 	wchar_t *d = dst;
 	const wchar_t *s = src;
diff --git a/lib/libc/string/wcslcpy.c b/lib/libc/string/wcslcpy.c
index 1b9459a..b104a06 100644
--- a/lib/libc/string/wcslcpy.c
+++ b/lib/libc/string/wcslcpy.c
@@ -44,10 +44,7 @@ __FBSDID("$FreeBSD$");
  * Returns wcslen(src); if retval >= siz, truncation occurred.
  */
 size_t
-wcslcpy(dst, src, siz)
-	wchar_t *dst;
-	const wchar_t *src;
-	size_t siz;
+wcslcpy(wchar_t *dst, const wchar_t *src, size_t siz)
 {
 	wchar_t *d = dst;
 	const wchar_t *s = src;
diff --git a/lib/libc/string/wcslen.c b/lib/libc/string/wcslen.c
index 1636d98..ca3004e 100644
--- a/lib/libc/string/wcslen.c
+++ b/lib/libc/string/wcslen.c
@@ -37,8 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 size_t
-wcslen(s)
-	const wchar_t *s;
+wcslen(const wchar_t *s)
 {
 	const wchar_t *p;
 
diff --git a/lib/libc/string/wcsncat.c b/lib/libc/string/wcsncat.c
index ba49a9e..44f1ff9 100644
--- a/lib/libc/string/wcsncat.c
+++ b/lib/libc/string/wcsncat.c
@@ -37,10 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wcsncat(s1, s2, n)
-	wchar_t * __restrict s1;
-	const wchar_t * __restrict s2;
-	size_t n;
+wcsncat(wchar_t * __restrict s1, const wchar_t * __restrict s2, size_t n)
 {
 	wchar_t *p;
 	wchar_t *q;
diff --git a/lib/libc/string/wcsncmp.c b/lib/libc/string/wcsncmp.c
index 5b7b3ee..86d7a51 100644
--- a/lib/libc/string/wcsncmp.c
+++ b/lib/libc/string/wcsncmp.c
@@ -39,9 +39,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 int
-wcsncmp(s1, s2, n)
-	const wchar_t *s1, *s2;
-	size_t n;
+wcsncmp(const wchar_t *s1, const wchar_t *s2, size_t n)
 {
 
 	if (n == 0)
diff --git a/lib/libc/string/wcspbrk.c b/lib/libc/string/wcspbrk.c
index 7315c44..2ff71ba 100644
--- a/lib/libc/string/wcspbrk.c
+++ b/lib/libc/string/wcspbrk.c
@@ -37,9 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wcspbrk(s, set)
-	const wchar_t *s;
-	const wchar_t *set;
+wcspbrk(const wchar_t *s, const wchar_t *set)
 {
 	const wchar_t *p;
 	const wchar_t *q;
diff --git a/lib/libc/string/wcsspn.c b/lib/libc/string/wcsspn.c
index 584a9d3..6569206 100644
--- a/lib/libc/string/wcsspn.c
+++ b/lib/libc/string/wcsspn.c
@@ -37,9 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 size_t
-wcsspn(s, set)
-	const wchar_t *s;
-	const wchar_t *set;
+wcsspn(const wchar_t *s, const wchar_t *set)
 {
 	const wchar_t *p;
 	const wchar_t *q;
diff --git a/lib/libc/string/wcsstr.c b/lib/libc/string/wcsstr.c
index b8a7598..a9dc27b 100644
--- a/lib/libc/string/wcsstr.c
+++ b/lib/libc/string/wcsstr.c
@@ -49,7 +49,7 @@ wcsstr(const wchar_t * __restrict s, const wchar_t * __restrict find)
 	wchar_t c, sc;
 	size_t len;
 
-	if ((c = *find++) != 0) {
+	if ((c = *find++) != L'\0') {
 		len = wcslen(find);
 		do {
 			do {
diff --git a/lib/libc/string/wmemchr.c b/lib/libc/string/wmemchr.c
index 2d96708..cab89c9 100644
--- a/lib/libc/string/wmemchr.c
+++ b/lib/libc/string/wmemchr.c
@@ -37,10 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t	*
-wmemchr(s, c, n)
-	const wchar_t *s;
-	wchar_t c;
-	size_t n;
+wmemchr(const wchar_t *s, wchar_t c, size_t n)
 {
 	size_t i;
 
diff --git a/lib/libc/string/wmemcmp.c b/lib/libc/string/wmemcmp.c
index c9a9095..fdb1f986 100644
--- a/lib/libc/string/wmemcmp.c
+++ b/lib/libc/string/wmemcmp.c
@@ -37,10 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 int
-wmemcmp(s1, s2, n)
-	const wchar_t *s1;
-	const wchar_t *s2;
-	size_t n;
+wmemcmp(const wchar_t *s1, const wchar_t *s2, size_t n)
 {
 	size_t i;
 
diff --git a/lib/libc/string/wmemcpy.c b/lib/libc/string/wmemcpy.c
index 38d563d..c10770c 100644
--- a/lib/libc/string/wmemcpy.c
+++ b/lib/libc/string/wmemcpy.c
@@ -38,11 +38,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wmemcpy(d, s, n)
-	wchar_t * __restrict d;
-	const wchar_t * __restrict s;
-	size_t n;
+wmemcpy(wchar_t * __restrict d, const wchar_t * __restrict s, size_t n)
 {
-
 	return (wchar_t *)memcpy(d, s, n * sizeof(wchar_t));
 }
diff --git a/lib/libc/string/wmemmove.c b/lib/libc/string/wmemmove.c
index 6b3ee94..05cfd10 100644
--- a/lib/libc/string/wmemmove.c
+++ b/lib/libc/string/wmemmove.c
@@ -38,11 +38,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t *
-wmemmove(d, s, n)
-	wchar_t *d;
-	const wchar_t *s;
-	size_t n;
+wmemmove(wchar_t *d, const wchar_t *s, size_t n)
 {
-
 	return (wchar_t *)memmove(d, s, n * sizeof(wchar_t));
 }
diff --git a/lib/libc/string/wmemset.c b/lib/libc/string/wmemset.c
index b923f14..362bdf2 100644
--- a/lib/libc/string/wmemset.c
+++ b/lib/libc/string/wmemset.c
@@ -37,10 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <wchar.h>
 
 wchar_t	*
-wmemset(s, c, n)
-	wchar_t *s;
-	wchar_t c;
-	size_t n;
+wmemset(wchar_t *s, wchar_t *c, size_t n)
 {
 	size_t i;
 	wchar_t *p;