From cbffab246997fb5a06211dfb706b54e5ae5bb59f Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:58:51 +0200 Subject: Adding upstream version 1.21.22. Signed-off-by: Daniel Baumann --- lib/compat/unsetenv.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 lib/compat/unsetenv.c (limited to 'lib/compat/unsetenv.c') diff --git a/lib/compat/unsetenv.c b/lib/compat/unsetenv.c new file mode 100644 index 0000000..4094ae3 --- /dev/null +++ b/lib/compat/unsetenv.c @@ -0,0 +1,39 @@ +/* + * libcompat - system compatibility library + * + * Copyright © 1995 Ian Jackson + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include + +#include +#include + +#include "compat.h" + +int +unsetenv(const char *p) +{ + char *q; + + q = malloc(strlen(p) + 3); + if (!q) + return -1; + + strcpy(q, p); + strcat(q, "="); + return putenv(q); +} -- cgit v1.2.3