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gen-help.h
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/* gen-help.c - Helper functions used by build time tools
* Copyright (C) 2010 g10 Code GmbH
*
* This file is part of KSBA.
*
* KSBA 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 Fountion; either version 3 of the License, or
* (at your option) any later version.
*
* KSBA 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 this program; if not, see <http://www.gnu.org/licenses/>.
*/
/* This header has definitions used by programs which are only run on
the build platform as part of the build process. They need to be
plain ISO C and don't make use of any information gathered from the
configure run. */
#ifndef GEN_HELP_H
#define GEN_HELP_H
#ifndef BUILD_GENTOOLS
#error file may only be used for build time tools
#endif
void *xmalloc (size_t n);
void *xcalloc (size_t n, size_t m);
void *xrealloc (void *mem, size_t n);
char *xstrdup (const char *str);
void xfree (void *a);
#define xtrymalloc(a) malloc ((a))
char *gen_help_stpcpy (char *a, const char *b);
#define stpcpy(a, b) gen_help_stpcpy ((a), (b))
#define DIM(v) (sizeof(v)/sizeof((v)[0]))
#define DIMof(type,member) DIM(((type *)0)->member)
#ifndef STR
# define STR(v) #v
#endif
#ifndef STR2
# define STR2(v) STR(v)
#endif
#define return_if_fail(expr) do { \
if (!(expr)) { \
fprintf (stderr, "%s:%d: assertion `%s' failed\n", \
__FILE__, __LINE__, #expr ); \
return; \
} } while (0)
#define return_null_if_fail(expr) do { \
if (!(expr)) { \
fprintf (stderr, "%s:%d: assertion `%s' failed\n", \
__FILE__, __LINE__, #expr ); \
return NULL; \
} } while (0)
#define return_val_if_fail(expr,val) do { \
if (!(expr)) { \
fprintf (stderr, "%s:%d: assertion `%s' failed\n", \
__FILE__, __LINE__, #expr ); \
return (val); \
} } while (0)
#define never_reached() do { \
fprintf (stderr, "%s:%d: oops; should never get here\n", \
__FILE__, __LINE__ ); \
} while (0)
/* Replacement for gpg_error.h stuff. */
#define GPG_ERR_GENERAL 1
#define GPG_ERR_SYNTAX 29
#define GPG_ERR_INV_VALUE 55
#define GPG_ERR_BUG 59
#define GPG_ERR_ELEMENT_NOT_FOUND 136
#define GPG_ERR_IDENTIFIER_NOT_FOUND 137
#define gpg_error(a) (a)
#define gpg_error_from_syserror() (GPG_ERR_GENERAL);
const char *gpg_strerror (int err);
/* Duplicated type definitions from ksba.h. */
typedef struct ksba_asn_tree_s *ksba_asn_tree_t;
#endif /*GEN_HELP_H*/

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