Changeset b5e68c8 in mainline for uspace/lib/c/include/err.h


Ignore:
Timestamp:
2011-05-12T16:49:44Z (14 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
f36787d7
Parents:
e80329d6 (diff), 750636a (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge mainline changes.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • uspace/lib/c/include/err.h

    re80329d6 rb5e68c8  
    3737
    3838#include <stdio.h>
    39 #include <errno.h>
    4039
    41 #ifdef CONFIG_DEBUG
    42 #include <str_error.h>
    43 #endif
    44 
    45 #define errx(status, fmt, ...) { \
    46         printf((fmt), ##__VA_ARGS__); \
    47         _exit(status); \
    48 }
    49 
    50 
    51 /** An actual stored error code.  */
    52 #define ERROR_CODE  error_check_return_value
    53 
    54 /** An error processing routines declaration.
    55  *
    56  * This has to be declared in the block where the error processing
    57  * is desired.
    58  */
    59 #define ERROR_DECLARE  int ERROR_CODE
    60 
    61 /** Store the value as an error code and checks if an error occurred.
    62  *
    63  * @param[in] value     The value to be checked. May be a function call.
    64  * @return              False if the value indicates success (EOK).
    65  * @return              True otherwise.
    66  */
    67 #ifdef CONFIG_DEBUG
    68 
    69 #define ERROR_OCCURRED(value) \
    70         (((ERROR_CODE = (value)) != EOK) && \
    71         ({ \
    72                 fprintf(stderr, "libsocket error at %s:%d (%s)\n", \
    73                 __FILE__, __LINE__, str_error(ERROR_CODE)); \
    74                 1; \
    75         }))
    76 
    77 #else
    78 
    79 #define ERROR_OCCURRED(value)   ((ERROR_CODE = (value)) != EOK)
    80 
    81 #endif
    82 
    83 #define ERROR_NONE(value)       !ERROR_OCCURRED((value))
    84 
    85 /** Error propagation
    86  *
    87  * Check if an error occurred and immediately exit the actual
    88  * function returning the error code.
    89  *
    90  * @param[in] value     The value to be checked. May be a function call.
    91  *
    92  */
    93 
    94 #define ERROR_PROPAGATE(value) \
    95         if (ERROR_OCCURRED(value)) \
    96                 return ERROR_CODE
     40#define errx(status, fmt, ...) \
     41        do { \
     42                printf((fmt), ##__VA_ARGS__); \
     43                exit(status); \
     44        } while (0)
    9745
    9846#endif
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