diff options
| -rw-r--r-- | liberror-libc.h | 1 | ||||
| -rw-r--r-- | setenv.c | 21 |
2 files changed, 22 insertions, 0 deletions
diff --git a/liberror-libc.h b/liberror-libc.h index fad436b..14ca4a0 100644 --- a/liberror-libc.h +++ b/liberror-libc.h @@ -65,6 +65,7 @@ _LIBERROR_WUR ssize_t liberror_send_require(int, const void *, size_t, int, size void liberror_send_failed(int, const void *, size_t, int, const char *); void liberror_send_short(int, const void *, size_t, int, size_t min, size_t max, ssize_t returned, const char *); _LIBERROR_WUR int liberror_setenv(const char *, const char *, int); +void liberror_setenv_failed(const char *, const char *, int); _LIBERROR_WUR int liberror_shutdown(int, int, const char *); void liberror_shutdown_failed(int, int, const char *); _LIBERROR_WUR int liberror_sockatmark(int, const char *); @@ -2,6 +2,27 @@ #include "internal.h" +void +liberror_setenv_failed(const char *envname, const char *envval, int overwrite) +{ + const char *desc = ""; + if (!envname) { + if (!envval) + desc = "Environment variable name and value are NULL"; + else + desc = "Environment variable name is NULL"; + } else if (!envval) { + desc = "Environment variable value is NULL"; + } else if (!*envname) { + desc = "Environment variable name is the empty string"; + } else if (errno == EINVAL) { + desc = "Environment variable name contains the '=' character"; + } + liberror_set_error_errno(desc, "setenv", errno); + (void) overwrite; +} + + int liberror_setenv(const char *envname, const char *envval, int overwrite) { |