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The C and C++ Include Header Files

/usr/include/apache2/modperl_error.h


$ cat -n /usr/include/apache2/modperl_error.h

     1	/* Licensed to the Apache Software Foundation (ASF) under one or more
     2	 * contributor license agreements.  See the NOTICE file distributed with
     3	 * this work for additional information regarding copyright ownership.
     4	 * The ASF licenses this file to You under the Apache License, Version 2.0
     5	 * (the "License"); you may not use this file except in compliance with
     6	 * the License.  You may obtain a copy of the License at
     7	 *
     8	 *     http://www.apache.org/licenses/LICENSE-2.0
     9	 *
    10	 * Unless required by applicable law or agreed to in writing, software
    11	 * distributed under the License is distributed on an "AS IS" BASIS,
    12	 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13	 * See the License for the specific language governing permissions and
    14	 * limitations under the License.
    15	 */
    16	
    17	#ifndef MODPERL_ERROR_H
    18	#define MODPERL_ERROR_H
    19	
    20	/*** mod_perl custom errors come here ***/
    21	
    22	/* to check whether $@ is set by ModPerl::Util::exit */
    23	#define MODPERL_RC_EXIT        APR_OS_START_USERERR + 0
    24	/* indicate the filter error problem */
    25	#define MODPERL_FILTER_ERROR   APR_OS_START_USERERR + 1
    26	
    27	/**
    28	 * return the string representation of the error code
    29	 * @param rc   error code
    30	 * @return     the error string
    31	 *
    32	 * The return value must be immediately copied unless used only in a
    33	 * limited visible scope where it's clear that Perl_form() is not
    34	 * called again (which could happen indirectly). If unsure, copy.
    35	 */
    36	char *modperl_error_strerror(pTHX_ apr_status_t rc);
    37	
    38	void modperl_croak(pTHX_ apr_status_t rc, const char* func);
    39	
    40	#ifdef USE_ITHREADS
    41	#define MP_PUTBACK_IF_USED() STMT_START                                 \
    42	    {                                                                   \
    43	        modperl_interp_t *interp = modperl_thx_interp_get(aTHX);        \
    44	        if (interp && interp->refcnt > 1) {                             \
    45	            modperl_interp_unselect(interp);                            \
    46	        }                                                               \
    47	    } STMT_END
    48	#else
    49	#define MP_PUTBACK_IF_USED() NOOP
    50	#endif
    51	
    52	#define MP_CROAK_PUTBACK(rc, func) STMT_START                           \
    53	    {                                                                   \
    54	        MP_PUTBACK_IF_USED();                                           \
    55	        modperl_croak(aTHX_ rc, func);                                  \
    56	    } STMT_END
    57	
    58	#define MP_RUN_CROAK(rc_run, func) STMT_START                \
    59	    {                                                        \
    60	        apr_status_t rc = rc_run;                            \
    61	        if (rc != APR_SUCCESS) {                             \
    62	            modperl_croak(aTHX_ rc, func);                   \
    63	        }                                                    \
    64	    } STMT_END
    65	
    66	#define MP_RUN_CROAK_PUTBACK(rc_run, func) STMT_START        \
    67	    {                                                        \
    68	        apr_status_t rc = rc_run;                            \
    69	        if (rc != APR_SUCCESS) {                             \
    70	            MP_PUTBACK_IF_USED();                            \
    71	            modperl_croak(aTHX_ rc, func);                   \
    72	        }                                                    \
    73	    } STMT_END
    74	
    75	#define MP_RUN_CROAK_RESET_OK(s, rc_run, func) STMT_START               \
    76	    {                                                                   \
    77	        apr_status_t rc = rc_run;                                       \
    78	        if (rc != APR_SUCCESS) {                                        \
    79	            if (APR_STATUS_IS_ECONNRESET(rc) ||                         \
    80	                APR_STATUS_IS_ECONNABORTED(rc)) {                       \
    81	                ap_log_error(APLOG_MARK, APLOG_INFO, 0, s,              \
    82	                             "%s got: %s", func,                        \
    83	                             modperl_error_strerror(aTHX_ rc));         \
    84	            }                                                           \
    85	            else {                                                      \
    86	                modperl_croak(aTHX_ rc, func);                          \
    87	            }                                                           \
    88	        }                                                               \
    89	    } STMT_END
    90	
    91	#define MP_RUN_CROAK_RESET_OK_PUTBACK(s, rc_run, func) STMT_START       \
    92	    {                                                                   \
    93	        apr_status_t rc = rc_run;                                       \
    94	        if (rc != APR_SUCCESS) {                                        \
    95	            if (APR_STATUS_IS_ECONNRESET(rc) ||                         \
    96	                APR_STATUS_IS_ECONNABORTED(rc)) {                       \
    97	                ap_log_error(APLOG_MARK, APLOG_INFO, 0, s,              \
    98	                             "%s got: %s", func,                        \
    99	                             modperl_error_strerror(aTHX_ rc));         \
   100	            }                                                           \
   101	            else {                                                      \
   102	                MP_PUTBACK_IF_USED();                                   \
   103	                modperl_croak(aTHX_ rc, func);                          \
   104	            }                                                           \
   105	        }                                                               \
   106	    } STMT_END
   107	
   108	#endif /* MODPERL_ERROR_H */
   109	
   110	/*
   111	 * Local Variables:
   112	 * c-basic-offset: 4
   113	 * indent-tabs-mode: nil
   114	 * End:
   115	 */