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[src/trunk]: src/usr.bin/make make(1): fix bug in :E modifier, introduced in ...



details:   https://anonhg.NetBSD.org/src/rev/1c46c5785144
branches:  trunk
changeset: 1011576:1c46c5785144
user:      rillig <rillig%NetBSD.org@localhost>
date:      Fri Jul 03 18:41:50 2020 +0000

description:
make(1): fix bug in :E modifier, introduced in r1.239 today

That case was not covered by the tests before.

diffstat:

 usr.bin/make/unit-tests/modmisc.exp |   8 ++++----
 usr.bin/make/unit-tests/modmisc.mk  |  12 ++++++------
 usr.bin/make/var.c                  |  10 +++++-----
 3 files changed, 15 insertions(+), 15 deletions(-)

diffs (84 lines):

diff -r 5be50f506e5d -r 1c46c5785144 usr.bin/make/unit-tests/modmisc.exp
--- a/usr.bin/make/unit-tests/modmisc.exp       Fri Jul 03 17:48:47 2020 +0000
+++ b/usr.bin/make/unit-tests/modmisc.exp       Fri Jul 03 18:41:50 2020 +0000
@@ -7,8 +7,8 @@
 paths=/bin /tmp / /no/such/dir /opt/xbin
 PATHS=/BIN /TMP / /NO/SUCH/DIR /OPT/XBIN
 The answer is 42
-head of 'a/b/c def archive.tar.gz conf.d/file' is 'a/b . . conf.d
-tail of 'a/b/c def archive.tar.gz conf.d/file' is 'c def archive.tar.gz file
-suffix of 'a/b/c def archive.tar.gz conf.d/file' is 'gz d/file
-root of 'a/b/c def archive.tar.gz conf.d/file' is 'a/b/c def archive.tar conf
+head of 'a/b/c def archive.tar.gz conf.d/file' is 'a/b . . conf.d'
+tail of 'a/b/c def archive.tar.gz conf.d/file' is 'c def archive.tar.gz file'
+suffix of 'a/b/c def archive.tar.gz conf.d/file' is 'gz d/file'
+root of 'a/b/c def archive.tar.gz conf.d/file' is 'a/b/c def archive.tar conf'
 exit status 0
diff -r 5be50f506e5d -r 1c46c5785144 usr.bin/make/unit-tests/modmisc.mk
--- a/usr.bin/make/unit-tests/modmisc.mk        Fri Jul 03 17:48:47 2020 +0000
+++ b/usr.bin/make/unit-tests/modmisc.mk        Fri Jul 03 18:41:50 2020 +0000
@@ -1,4 +1,4 @@
-# $Id: modmisc.mk,v 1.5 2020/07/03 15:41:37 rillig Exp $
+# $Id: modmisc.mk,v 1.6 2020/07/03 18:41:50 rillig Exp $
 #
 # miscellaneous modifier tests
 
@@ -37,9 +37,9 @@
        @echo "paths=${paths}"
        @echo "PATHS=${paths:tu}"
 
-PATHNAMES=     a/b/c def archive.tar.gz conf.d/file
+PATHNAMES=     a/b/c def a.b.c a.b/c a a.a .gitignore a a.a
 mod-HTE:
-       @echo "head of '"${PATHNAMES:Q}"' is '"${PATHNAMES:H:Q}
-       @echo "tail of '"${PATHNAMES:Q}"' is '"${PATHNAMES:T:Q}
-       @echo "suffix of '"${PATHNAMES:Q}"' is '"${PATHNAMES:E:Q}
-       @echo "root of '"${PATHNAMES:Q}"' is '"${PATHNAMES:R:Q}
+       @echo "dirname of '"${PATHNAMES:Q}"' is '"${PATHNAMES:H:Q}"'"
+       @echo "basename of '"${PATHNAMES:Q}"' is '"${PATHNAMES:T:Q}"'"
+       @echo "suffix of '"${PATHNAMES:Q}"' is '"${PATHNAMES:E:Q}"'"
+       @echo "root of '"${PATHNAMES:Q}"' is '"${PATHNAMES:R:Q}"'"
diff -r 5be50f506e5d -r 1c46c5785144 usr.bin/make/var.c
--- a/usr.bin/make/var.c        Fri Jul 03 17:48:47 2020 +0000
+++ b/usr.bin/make/var.c        Fri Jul 03 18:41:50 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: var.c,v 1.242 2020/07/03 17:48:47 rillig Exp $ */
+/*     $NetBSD: var.c,v 1.243 2020/07/03 18:41:50 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -69,14 +69,14 @@
  */
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: var.c,v 1.242 2020/07/03 17:48:47 rillig Exp $";
+static char rcsid[] = "$NetBSD: var.c,v 1.243 2020/07/03 18:41:50 rillig Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
 #if 0
 static char sccsid[] = "@(#)var.c      8.3 (Berkeley) 3/19/94";
 #else
-__RCSID("$NetBSD: var.c,v 1.242 2020/07/03 17:48:47 rillig Exp $");
+__RCSID("$NetBSD: var.c,v 1.243 2020/07/03 18:41:50 rillig Exp $");
 #endif
 #endif /* not lint */
 #endif
@@ -1202,7 +1202,7 @@
     return TRUE;
 }
 
-/* Add the filename suffix of the given word to the buffer. */
+/* Add the filename suffix of the given word to the buffer, if it exists. */
 static Boolean
 VarSuffix(GNode *ctx MAKE_ATTR_UNUSED, Var_Parse_State *vpstate,
          char *word, Boolean addSpace, Buffer *buf,
@@ -1210,7 +1210,7 @@
 {
     const char *dot = strrchr(word, '.');
     if (dot == NULL)
-       return FALSE;
+       return addSpace;
 
     if (addSpace && vpstate->varSpace)
        Buf_AddByte(buf, vpstate->varSpace);



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