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Diffstat (limited to '')
-rw-r--r-- | replace/setenv.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/replace/setenv.c b/replace/setenv.c new file mode 100644 index 0000000..e8cafb1 --- /dev/null +++ b/replace/setenv.c @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2001 Alan Robertson <alanr@unix.sh> + * This software licensed under the GNU LGPL. + * + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ +#include <lha_internal.h> +#include <stdlib.h> +#include <stdio.h> + +/* + * Small replacement function for setenv() + */ +int +setenv(const char *name, const char * value, int why) +{ + int rc = -1; + + if ( name && value ) { + char * envp = NULL; + envp = malloc(strlen(name)+strlen(value)+2); + if (envp) { + /* + * Unfortunately, the putenv API guarantees memory leaks when + * changing environment variables repeatedly... :-( + */ + + sprintf(envp, "%s=%s", name, value); + + /* Cannot free envp (!) */ + rc = putenv(envp); + } + + } + return(rc); +} |