From a9bccf9e9b1bd408629edaac277f6b3a3a4ab6fb Mon Sep 17 00:00:00 2001
From: Ori Bernstein <ori@eigenstate.org>
Date: Wed, 11 Aug 2021 02:27:48 +0000
Subject: [PATCH] qsort: allow usize-sized arrays.

As part of the transition to 64 bit userspace
APIs, we need to make our libc functions which
take arrays all accept and deal with large sizes.

This does the work for qsort.
---
 sys/src/libc/port/qsort.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/sys/src/libc/port/qsort.c b/sys/src/libc/port/qsort.c
index c38a49da7..60dafc070 100644
--- a/sys/src/libc/port/qsort.c
+++ b/sys/src/libc/port/qsort.c
@@ -8,12 +8,12 @@ typedef
 struct
 {
 	int	(*cmp)(void*, void*);
-	void	(*swap)(char*, char*, long);
-	long	es;
+	void	(*swap)(char*, char*, usize);
+	usize	es;
 } Sort;
 
 static	void
-swapb(char *i, char *j, long es)
+swapb(char *i, char *j, usize es)
 {
 	char c;
 
@@ -27,7 +27,7 @@ swapb(char *i, char *j, long es)
 }
 
 static	void
-swapi(char *ii, char *ij, long es)
+swapi(char *ii, char *ij, usize es)
 {
 	long *i, *j, c;
 
@@ -42,9 +42,9 @@ swapi(char *ii, char *ij, long es)
 }
 
 static	char*
-pivot(char *a, long n, Sort *p)
+pivot(char *a, usize n, Sort *p)
 {
-	long j;
+	usize j;
 	char *pi, *pj, *pk;
 
 	j = n/6 * p->es;
@@ -69,9 +69,9 @@ pivot(char *a, long n, Sort *p)
 }
 
 static	void
-qsorts(char *a, long n, Sort *p)
+qsorts(char *a, usize n, Sort *p)
 {
-	long j, es;
+	usize j, es;
 	char *pi, *pj, *pn;
 
 	es = p->es;
@@ -111,7 +111,7 @@ qsorts(char *a, long n, Sort *p)
 }
 
 void
-qsort(void *va, long n, long es, int (*cmp)(void*, void*))
+qsort(void *va, usize n, usize es, int (*cmp)(void*, void*))
 {
 	Sort s;