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authorEric Wong <e@80x24.org>2023-11-15 08:24:22 +0000
committerEric Wong <e@80x24.org>2023-11-15 08:25:14 +0000
commitc137c32f4f4c5266f71f6606e58f3497e94af8b4 (patch)
treeb7e2c9fcd907de111bfb89964a516f710cd80f07 /lib/PublicInbox
parent4bf3fe6a811c6e024af3580f2da15c234fb53011 (diff)
downloadpublic-inbox-c137c32f4f4c5266f71f6606e58f3497e94af8b4.tar.gz
Eric Wong <e@80x24.org> wrote:
> Avoid mixing autodie use in different scopes since it's likely
> to cause problems like it did in Gcf2.  While none of these
> fix known problems with test cases, it's likely worthwhile to
> avoid it anyways to avoid future surprises.

>  lib/PublicInbox/XapHelperCxx.pm | 18 ++++++++----------

That XapHelperCxx change was totally necessary for running the
C++ build on CentOS 7.x (but the test is auto-skipped on any
build failure), as is this one:

--------8<--------
Subject: [PATCH] xap_helper_cxx: accept leading spaces from pkg-config

pkg-config 0.27.1 and xapian14-core-devel (1.4.24-1.el7) on
CentOS 7.x will print a leading space when running
`pkg-config --libs --cflags xapian-core'.  This leading
space creates an empty string when `split' with /\s+/ as
a pattern.  Instead, use the documented ' ' (SP) character
to put split into "awk mode" which eats leading (and
redundant) spaces and tabs.
Diffstat (limited to 'lib/PublicInbox')
-rw-r--r--lib/PublicInbox/XapHelperCxx.pm2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/XapHelperCxx.pm b/lib/PublicInbox/XapHelperCxx.pm
index 1250c964..9e819546 100644
--- a/lib/PublicInbox/XapHelperCxx.pm
+++ b/lib/PublicInbox/XapHelperCxx.pm
@@ -86,7 +86,7 @@ sub build () {
         # distributed packages.
         $^O eq 'netbsd' and $fl =~ s/(\A|[ \t])\-L([^ \t]+)([ \t]|\z)/
                                 "$1-L$2 -Wl,-rpath=$2$3"/egsx;
-        my @xflags = split(/\s+/, "$fl $xflags");
+        my @xflags = split(' ', "$fl $xflags"); # ' ' awk-mode eats leading WS
         my @cflags = grep(!/\A-(?:Wl|l|L)/, @xflags);
         run_die([$cxx, '-c', "$prog.cpp", @cflags]);
         run_die([$cxx, '-o', "$prog.tmp", "$prog.o", @xflags]);