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[src/trunk]: src/usr.bin/make make(1): define aliases for function types in l...



details:   https://anonhg.NetBSD.org/src/rev/fb91e57f2ea9
branches:  trunk
changeset: 943007:fb91e57f2ea9
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Aug 23 16:43:34 2020 +0000

description:
make(1): define aliases for function types in list processing

This makes the prototypes of the functions clearer.

diffstat:

 usr.bin/make/lst.c  |  10 +++++-----
 usr.bin/make/lst.h  |  22 +++++++++++-----------
 usr.bin/make/meta.c |   4 ++--
 3 files changed, 18 insertions(+), 18 deletions(-)

diffs (118 lines):

diff -r 4b4d6079f315 -r fb91e57f2ea9 usr.bin/make/lst.c
--- a/usr.bin/make/lst.c        Sun Aug 23 16:39:06 2020 +0000
+++ b/usr.bin/make/lst.c        Sun Aug 23 16:43:34 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: lst.c,v 1.39 2020/08/23 16:18:12 rillig Exp $ */
+/* $NetBSD: lst.c,v 1.40 2020/08/23 16:43:34 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -37,11 +37,11 @@
 #include "make.h"
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: lst.c,v 1.39 2020/08/23 16:18:12 rillig Exp $";
+static char rcsid[] = "$NetBSD: lst.c,v 1.40 2020/08/23 16:43:34 rillig Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: lst.c,v 1.39 2020/08/23 16:18:12 rillig Exp $");
+__RCSID("$NetBSD: lst.c,v 1.40 2020/08/23 16:43:34 rillig Exp $");
 #endif /* not lint */
 #endif
 
@@ -125,7 +125,7 @@
  * If copyProc is given, that function is used to create the new datum from the
  * old datum, usually by creating a copy of it. */
 Lst
-Lst_CopyS(Lst list, DuplicateProc *copyProc)
+Lst_CopyS(Lst list, LstCopyProc copyProc)
 {
     Lst newList;
     LstNode node;
@@ -145,7 +145,7 @@
 /* Destroy a list and free all its resources. If the freeProc is given, it is
  * called with the datum from each node in turn before the node is freed. */
 void
-Lst_Destroy(Lst list, FreeProc *freeProc)
+Lst_Destroy(Lst list, LstFreeProc freeProc)
 {
     LstNode node;
     LstNode next = NULL;
diff -r 4b4d6079f315 -r fb91e57f2ea9 usr.bin/make/lst.h
--- a/usr.bin/make/lst.h        Sun Aug 23 16:39:06 2020 +0000
+++ b/usr.bin/make/lst.h        Sun Aug 23 16:43:34 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lst.h,v 1.39 2020/08/23 10:53:27 rillig Exp $  */
+/*     $NetBSD: lst.h,v 1.40 2020/08/23 16:43:34 rillig Exp $  */
 
 /*
  * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -92,8 +92,10 @@
 typedef        struct List     *Lst;
 typedef        struct ListNode *LstNode;
 
-typedef void           *DuplicateProc(void *);
-typedef void           FreeProc(void *);
+typedef void *LstCopyProc(void *);
+typedef void LstFreeProc(void *);
+typedef int LstFindProc(const void *, const void *);
+typedef int LstActionProc(void *, void *);
 
 /*
  * Creation/destruction functions
@@ -101,9 +103,9 @@
 /* Create a new list */
 Lst            Lst_Init(void);
 /* Duplicate an existing list */
-Lst            Lst_CopyS(Lst, DuplicateProc *);
+Lst            Lst_CopyS(Lst, LstCopyProc);
 /* Destroy an old one */
-void           Lst_Destroy(Lst, FreeProc *);
+void           Lst_Destroy(Lst, LstFreeProc);
 /* True if list is empty */
 Boolean                Lst_IsEmpty(Lst);
 
@@ -144,20 +146,18 @@
  * Functions for entire lists
  */
 /* Find an element in a list */
-LstNode                Lst_Find(Lst, const void *, int (*)(const void *, const void *));
+LstNode                Lst_Find(Lst, const void *, LstFindProc);
 /* Find an element starting from somewhere */
-LstNode                Lst_FindFrom(Lst, LstNode, const void *,
-                            int (*cmp)(const void *, const void *));
+LstNode                Lst_FindFrom(Lst, LstNode, const void *, LstFindProc);
 /*
  * See if the given datum is on the list. Returns the LstNode containing
  * the datum
  */
 LstNode                Lst_MemberS(Lst, void *);
 /* Apply a function to all elements of a lst */
-int            Lst_ForEach(Lst, int (*)(void *, void *), void *);
+int            Lst_ForEach(Lst, LstActionProc, void *);
 /* Apply a function to all elements of a lst starting from a certain point. */
-int            Lst_ForEachFrom(Lst, LstNode, int (*)(void *, void *),
-                               void *);
+int            Lst_ForEachFrom(Lst, LstNode, LstActionProc, void *);
 /*
  * these functions are for dealing with a list as a table, of sorts.
  * An idea of the "current element" is kept and used by all the functions
diff -r 4b4d6079f315 -r fb91e57f2ea9 usr.bin/make/meta.c
--- a/usr.bin/make/meta.c       Sun Aug 23 16:39:06 2020 +0000
+++ b/usr.bin/make/meta.c       Sun Aug 23 16:43:34 2020 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: meta.c,v 1.97 2020/08/22 17:34:25 rillig Exp $ */
+/*      $NetBSD: meta.c,v 1.98 2020/08/23 16:43:34 rillig Exp $ */
 
 /*
  * Implement 'meta' mode.
@@ -1623,7 +1623,7 @@
        }
     }
 
-    Lst_Destroy(missingFiles, (FreeProc *)free);
+    Lst_Destroy(missingFiles, free);
 
     if (oodate && needOODATE) {
        /*



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