diff options
Diffstat (limited to 'plugins/MirOTR/libgpg-error-1.9/strerror.c')
| -rw-r--r-- | plugins/MirOTR/libgpg-error-1.9/strerror.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/plugins/MirOTR/libgpg-error-1.9/strerror.c b/plugins/MirOTR/libgpg-error-1.9/strerror.c deleted file mode 100644 index dc56040262..0000000000 --- a/plugins/MirOTR/libgpg-error-1.9/strerror.c +++ /dev/null @@ -1,169 +0,0 @@ -/* strerror.c - Describing an error code. - Copyright (C) 2003 g10 Code GmbH - - This file is part of libgpg-error. - - libgpg-error 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. - - libgpg-error 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 libgpg-error; if not, write to the Free - Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - 02111-1307, USA. */ - -#if HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <errno.h> - -#include <gpg-error.h> - -#include "gettext.h" -#include "err-codes.h" - -/* Return a pointer to a string containing a description of the error - code in the error value ERR. This function is not thread-safe. */ -const char * -gpg_strerror (gpg_error_t err) -{ - gpg_err_code_t code = gpg_err_code (err); - - if (code & GPG_ERR_SYSTEM_ERROR) - { - int no = gpg_err_code_to_errno (code); - if (no) - return strerror (no); - else - code = GPG_ERR_UNKNOWN_ERRNO; - } - return dgettext (PACKAGE, msgstr + msgidx[msgidxof (code)]); -} - - -#ifdef HAVE_STRERROR_R -#ifdef STRERROR_R_CHAR_P -/* The GNU C library and probably some other systems have this weird - variant of strerror_r. */ - -/* Return a dynamically allocated string in *STR describing the system - error NO. If this call succeeds, return 1. If this call fails due - to a resource shortage, set *STR to NULL and return 1. If this - call fails because the error number is not valid, don't set *STR - and return 0. */ -static int -system_strerror_r (int no, char *buf, size_t buflen) -{ - char *errstr; - - errstr = strerror_r (no, buf, buflen); - if (errstr != buf) - { - size_t errstr_len = strlen (errstr) + 1; - size_t cpy_len = errstr_len < buflen ? errstr_len : buflen; - memcpy (buf, errstr, cpy_len); - - return cpy_len == errstr_len ? 0 : ERANGE; - } - else - { - /* We can not tell if the buffer was large enough, but we can - try to make a guess. */ - if (strlen (buf) + 1 >= buflen) - return ERANGE; - - return 0; - } -} - -#else /* STRERROR_R_CHAR_P */ -/* Now the POSIX version. */ - -static int -system_strerror_r (int no, char *buf, size_t buflen) -{ - return strerror_r (no, buf, buflen); -} - -#endif /* STRERROR_R_CHAR_P */ - -#else /* HAVE_STRERROR_H */ -/* Without strerror_r(), we can still provide a non-thread-safe - version. Maybe we are even lucky and the system's strerror() is - already thread-safe. */ - -static int -system_strerror_r (int no, char *buf, size_t buflen) -{ - char *errstr = strerror (no); - - if (!errstr) - { - int saved_errno = errno; - - if (saved_errno != EINVAL) - snprintf (buf, buflen, "strerror failed: %i\n", errno); - return saved_errno; - } - else - { - size_t errstr_len = strlen (errstr) + 1; - size_t cpy_len = errstr_len < buflen ? errstr_len : buflen; - memcpy (buf, errstr, cpy_len); - return cpy_len == errstr_len ? 0 : ERANGE; - } -} -#endif - - -/* Return the error string for ERR in the user-supplied buffer BUF of - size BUFLEN. This function is, in contrast to gpg_strerror, - thread-safe if a thread-safe strerror_r() function is provided by - the system. If the function succeeds, 0 is returned and BUF - contains the string describing the error. If the buffer was not - large enough, ERANGE is returned and BUF contains as much of the - beginning of the error string as fits into the buffer. */ -int -gpg_strerror_r (gpg_error_t err, char *buf, size_t buflen) -{ - gpg_err_code_t code = gpg_err_code (err); - const char *errstr; - size_t errstr_len; - size_t cpy_len; - - if (code & GPG_ERR_SYSTEM_ERROR) - { - int no = gpg_err_code_to_errno (code); - if (no) - { - int system_err = system_strerror_r (no, buf, buflen); - - if (system_err != EINVAL) - { - if (buflen) - buf[buflen - 1] = '\0'; - return system_err; - } - } - code = GPG_ERR_UNKNOWN_ERRNO; - } - - errstr = dgettext (PACKAGE, msgstr + msgidx[msgidxof (code)]); - errstr_len = strlen (errstr) + 1; - cpy_len = errstr_len < buflen ? errstr_len : buflen; - memcpy (buf, errstr, cpy_len); - if (buflen) - buf[buflen - 1] = '\0'; - - return cpy_len == errstr_len ? 0 : ERANGE; -} |