From 2396e90056706ef897acab3aaa081289c7336483 Mon Sep 17 00:00:00 2001
From: LEPILLER Julien <julien.lepiller@irisa.fr>
Date: Fri, 19 Apr 2019 11:48:39 +0200
Subject: [PATCH] Allow variable parameters

---
 mecab/src/param.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mecab/src/param.cpp b/mecab/src/param.cpp
index 65328a2..006b1b5 100644
--- a/mecab/src/param.cpp
+++ b/mecab/src/param.cpp
@@ -79,8 +79,12 @@ bool Param::load(const char *filename) {
     size_t s1, s2;
     for (s1 = pos+1; s1 < line.size() && isspace(line[s1]); s1++);
     for (s2 = pos-1; static_cast<long>(s2) >= 0 && isspace(line[s2]); s2--);
-    const std::string value = line.substr(s1, line.size() - s1);
+    std::string value = line.substr(s1, line.size() - s1);
     const std::string key   = line.substr(0, s2 + 1);
+
+    if(value.find('$') == 0) {
+        value = std::getenv(value.substr(1).c_str());
+    }
     set<std::string>(key.c_str(), value, false);
   }
 
-- 
2.20.1

e>
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<div class='path'>path: <a href='/guix/log/?id=02bf9bab8b575f3c90a7631140619fec9114853e'>root</a>/<a href='/guix/log/doc?id=02bf9bab8b575f3c90a7631140619fec9114853e'>doc</a>/<a href='/guix/log/doc/package-hello.scm?id=02bf9bab8b575f3c90a7631140619fec9114853e'>package-hello.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/doc/package-hello.scm?id=02bf9bab8b575f3c90a7631140619fec9114853e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2015-09-14 23:10:58 +0200'>2015-09-14</span></td><td><a href='/guix/commit/doc/package-hello.scm?id=17d8e33f316b7e88aa06452f873b59770989f1b6'>doc: Use the recommended Scheme format.</a><span class='msg-avail'>...<span class='msg-tooltip'>Apply the recommended formatting rules from '.dir-locals.el' to the
examples in the manual in order to fulfill it's purpose of being a
reference.

* doc/package-hello.scm: Indent it.
* doc/guix.texi (Defining Packages, Version Numbers): Likewise.
* gnu/packages/base.scm (hello): Be consistent with the manual.
</span></span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2015-08-19 22:23:59 -0400'>2015-08-19</span></td><td><a href='/guix/commit/doc/package-hello.scm?id=0d2794005caa627965fd6256f28f94e36cd4b5a0'>scripts: package: Add --install-from-file option.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/package.scm (show-help): Add help text for --install-from-file
  option.
  (%options): Add --install-from-file option.
* tests/guix-package.sh: Test it.
* doc/guix.texi ("invoking guix package"): Document it.
* doc/package-hello.scm: New file.
* doc.am (EXTRA_DIST): Add it.
</span></span></td><td>David Thompson</td></tr>