zeek: Document how the build fails on NetBSD

[Leonardo Taccari <leot%NetBSD.org@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Leonardo Taccari <leot%NetBSD.org@localhost>
Pushed By:	leot
Date:		Sun Feb 19 18:58:10 2023 +0100
Changeset:	e92473c0eb36f544fac42d0d7534e683c359c616

Modified Files:
	zeek/TODO

Log Message:
zeek: Document how the build fails on NetBSD

At least on NetBSD/amd64 9.99.98 the build seems to fail due that
missing DBL_DECIMAL_DIG. Needs to be investigated.

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=e92473c0eb36f544fac42d0d7534e683c359c616

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 zeek/TODO | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diffs:
diff --git a/zeek/TODO b/zeek/TODO
index ce9ba18108..bb6fd2e7ec 100644
--- a/zeek/TODO
+++ b/zeek/TODO
@@ -6,3 +6,22 @@ nros: CVE-2021-41732 seems to be nothing according to the zeek developers:
 
 nros: how to get the package to find the python version that is
       PYTHON_VERSION_DEFAULT without adding lang/python/tool.mk ?
+
+On NetBSD 9.99.x build fails with:
+
+ [ 97%] Building C object src/CMakeFiles/zeek_objs.dir/modp_numtoa.c.o
+ In file included from /usr/include/stdio.h:595,
+                  from .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c:7:
+ .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c: In function 'modp_dtoa':
+ .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c:174:30: error: 'DBL_DECIMAL_DIG' undeclared (first use in this function); did you
+  mean 'DECIMAL_DIG'?
+   174 |         sprintf(str, "%.*e", DBL_DECIMAL_DIG - 1, neg ? -value : value);
+       |                              ^~~~~~~~~~~~~~~
+ .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c:174:30: note: each undeclared identifier is reported only once for each function
+ it appears in
+ .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c: In function 'modp_dtoa2':
+ .../wip/zeek/work/zeek-4.0.4/src/modp_numtoa.c:274:30: error: 'DBL_DECIMAL_DIG' undeclared (first use in this function); did you
+  mean 'DECIMAL_DIG'?
+   274 |         sprintf(str, "%.*e", DBL_DECIMAL_DIG - 1, neg ? -value : value);
+       |                              ^~~~~~~~~~~~~~~
+ --- src/CMakeFiles/zeek_objs.dir/modp_numtoa.c.o ---