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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:33:23 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:33:23 +0000 |
commit | 1d5cace9db9aef76f26b2d7ba54bbb76443b00b2 (patch) | |
tree | 314a15dd1aa103da13bdc83ba1d2105a290bc5ba /lib/tilde/shell.c | |
parent | Initial commit. (diff) | |
download | bash-upstream/5.0.tar.xz bash-upstream/5.0.zip |
Adding upstream version 5.0.upstream/5.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/tilde/shell.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/lib/tilde/shell.c b/lib/tilde/shell.c new file mode 100644 index 0000000..9805a92 --- /dev/null +++ b/lib/tilde/shell.c @@ -0,0 +1,79 @@ +/* shell.c -- tilde utility functions that are normally provided by + bash when readline is linked as part of the shell. */ + +/* Copyright (C) 1998-2017 Free Software Foundation, Inc. + + This file is part of the GNU Tilde Library. + + The GNU Tilde Library 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 3 of the License, or + (at your option) any later version. + + The GNU Tilde 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with the GNU Tilde Library. If not, see <http://www.gnu.org/licenses/>. +*/ + +#if defined (HAVE_CONFIG_H) +# include <config.h> +#endif + +#if defined (HAVE_UNISTD_H) +# ifdef _MINIX +# include <sys/types.h> +# endif +# include <unistd.h> +#endif /* HAVE_UNISTD_H */ + +#if defined (HAVE_STDLIB_H) +# include <stdlib.h> +#else +# include "ansi_stdlib.h" +#endif /* HAVE_STDLIB_H */ + +#if defined (HAVE_STRING_H) +# include <string.h> +#else +# include <strings.h> +#endif /* !HAVE_STRING_H */ + +#include <pwd.h> + +#if !defined (HAVE_GETPW_DECLS) +extern struct passwd *getpwuid (); +#endif /* !HAVE_GETPW_DECLS */ + +char * +get_env_value (char *varname) +{ + return ((char *)getenv (varname)); +} + +/* If we're not using $HOME, assume that the passwd file information won't + change while this shell instance is running. */ +char * +get_home_dir (void) +{ + static char *home_dir = (char *)NULL; + struct passwd *entry; + + if (home_dir) + return (home_dir); + +#if defined (HAVE_GETPWUID) + entry = getpwuid (getuid ()); + if (entry) + home_dir = savestring (entry->pw_dir); +#endif + +#if defined (HAVE_GETPWENT) + endpwent (); /* some systems need this */ +#endif + + return (home_dir); +} |