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common: New helper function gnupg_chuid.

* common/sysutils.c (try_set_envvar): New.
(gnupg_chuid): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2020-08-06 15:21:31 +02:00
parent df531848a9
commit 8ff00ef0de
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2 changed files with 99 additions and 0 deletions

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@ -73,6 +73,7 @@ char *gnupg_mkdtemp (char *template);
int gnupg_setenv (const char *name, const char *value, int overwrite);
int gnupg_unsetenv (const char *name);
char *gnupg_getcwd (void);
gpg_error_t gnupg_chuid (const char *user, int silent);
char *gnupg_get_socket_name (int fd);
int gnupg_fd_valid (int fd);