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[src/trunk]: src/usr.bin/make make(1): allow make to be compiled in C90 mode



details:   https://anonhg.NetBSD.org/src/rev/ae44898cb7c4
branches:  trunk
changeset: 937753:ae44898cb7c4
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Aug 25 17:37:09 2020 +0000

description:
make(1): allow make to be compiled in C90 mode

Since the inline functions are the only C99 feature used by now, setting
USER_CFLAGS='-std=c90 -ansi -Dinline=' is enough for compiling make with
a C90 compiler.

diffstat:

 usr.bin/make/buf.h         |   6 +++---
 usr.bin/make/make_malloc.h |   4 ++--
 usr.bin/make/metachar.h    |   6 +++---
 usr.bin/make/strlist.c     |  10 ++++------
 4 files changed, 12 insertions(+), 14 deletions(-)

diffs (101 lines):

diff -r 00b811a24a39 -r ae44898cb7c4 usr.bin/make/buf.h
--- a/usr.bin/make/buf.h        Tue Aug 25 16:50:02 2020 +0000
+++ b/usr.bin/make/buf.h        Tue Aug 25 17:37:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: buf.h,v 1.25 2020/08/13 04:25:09 rillig Exp $  */
+/*     $NetBSD: buf.h,v 1.26 2020/08/25 17:37:09 rillig Exp $  */
 
 /*
  * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -96,7 +96,7 @@
 void Buf_Expand_1(Buffer *);
 
 /* Buf_AddByte adds a single byte to a buffer. */
-static inline void
+static inline void MAKE_ATTR_UNUSED
 Buf_AddByte(Buffer *bp, char byte)
 {
     size_t count = ++bp->count;
@@ -108,7 +108,7 @@
     ptr[0] = 0;
 }
 
-static inline size_t
+static inline size_t MAKE_ATTR_UNUSED
 Buf_Size(const Buffer *bp)
 {
     return bp->count;
diff -r 00b811a24a39 -r ae44898cb7c4 usr.bin/make/make_malloc.h
--- a/usr.bin/make/make_malloc.h        Tue Aug 25 16:50:02 2020 +0000
+++ b/usr.bin/make/make_malloc.h        Tue Aug 25 17:37:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: make_malloc.h,v 1.7 2020/08/20 06:35:14 rillig Exp $   */
+/*     $NetBSD: make_malloc.h,v 1.8 2020/08/25 17:37:09 rillig Exp $   */
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -45,7 +45,7 @@
  *
  * The case of a NULL pointer happens especially often after Var_Value,
  * since only environment variables need to be freed, but not others. */
-static inline void
+static inline void MAKE_ATTR_UNUSED
 bmake_free(void *p)
 {
     if (p != NULL)
diff -r 00b811a24a39 -r ae44898cb7c4 usr.bin/make/metachar.h
--- a/usr.bin/make/metachar.h   Tue Aug 25 16:50:02 2020 +0000
+++ b/usr.bin/make/metachar.h   Tue Aug 25 17:37:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: metachar.h,v 1.6 2020/08/23 17:04:21 rillig Exp $      */
+/*     $NetBSD: metachar.h,v 1.7 2020/08/25 17:37:09 rillig Exp $      */
 
 /*-
  * Copyright (c) 2015 The NetBSD Foundation, Inc.
@@ -31,13 +31,13 @@
 #ifndef MAKE_METACHAR_H
 #define MAKE_METACHAR_H
 
-#include <ctype.h>
+#include "make.h"
 
 extern unsigned char _metachar[];
 
 #define ismeta(c)      _metachar[(c) & 0x7f]
 
-static inline int
+static inline int MAKE_ATTR_UNUSED
 needshell(const char *cmd, int white)
 {
        while (!ismeta(*cmd) && *cmd != ':' && *cmd != '=') {
diff -r 00b811a24a39 -r ae44898cb7c4 usr.bin/make/strlist.c
--- a/usr.bin/make/strlist.c    Tue Aug 25 16:50:02 2020 +0000
+++ b/usr.bin/make/strlist.c    Tue Aug 25 17:37:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: strlist.c,v 1.5 2020/08/09 19:51:02 rillig Exp $       */
+/*     $NetBSD: strlist.c,v 1.6 2020/08/25 17:37:09 rillig Exp $       */
 
 /*-
  * Copyright (c) 2008 - 2009 The NetBSD Foundation, Inc.
@@ -33,18 +33,16 @@
  */
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: strlist.c,v 1.5 2020/08/09 19:51:02 rillig Exp $";
+static char rcsid[] = "$NetBSD: strlist.c,v 1.6 2020/08/25 17:37:09 rillig Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: strlist.c,v 1.5 2020/08/09 19:51:02 rillig Exp $");
+__RCSID("$NetBSD: strlist.c,v 1.6 2020/08/25 17:37:09 rillig Exp $");
 #endif /* not lint */
 #endif
 
-#include <stddef.h>
-#include <stdlib.h>
+#include "make.h"
 #include "strlist.h"
-#include "make_malloc.h"
 
 void
 strlist_init(strlist_t *sl)



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