Changeset 46577995 in mainline for kernel/generic/include/proc


Ignore:
Timestamp:
2018-01-04T20:50:52Z (8 years ago)
Author:
Jiří Zárevúcky <zarevucky.jiri@…>
Children:
e211ea04
Parents:
facacc71
git-author:
Jiří Zárevúcky <zarevucky.jiri@…> (2018-01-04 20:47:53)
git-committer:
Jiří Zárevúcky <zarevucky.jiri@…> (2018-01-04 20:50:52)
Message:

Use errno_t in all uspace and kernel code.

Change type of every variable, parameter and return value that holds an
<errno.h> constant to either errno_t (the usual case), or sys_errno_t
(some places in kernel). This is for the purpose of self-documentation,
as well as for type-checking with a bit of type definition hackery.

After this commit, HelenOS is free of code that mixes error codes with non-error
values on the assumption that error codes are negative.

Location:
kernel/generic/include/proc
Files:
3 edited

Legend:

Unmodified
Added
Removed
  • kernel/generic/include/proc/program.h

    rfacacc71 r46577995  
    5555extern void *program_loader;
    5656
    57 extern int program_create(as_t *, uintptr_t, char *, program_t *);
    58 extern int program_create_from_image(void *, char *, program_t *);
    59 extern int program_create_loader(program_t *, char *);
     57extern errno_t program_create(as_t *, uintptr_t, char *, program_t *);
     58extern errno_t program_create_from_image(void *, char *, program_t *);
     59extern errno_t program_create_loader(program_t *, char *);
    6060extern void program_ready(program_t *);
    6161
    62 extern sysarg_t sys_program_spawn_loader(char *, size_t);
     62extern sys_errno_t sys_program_spawn_loader(char *, size_t);
    6363
    6464#endif
  • kernel/generic/include/proc/task.h

    rfacacc71 r46577995  
    156156extern void task_release(task_t *);
    157157extern task_t *task_find_by_id(task_id_t);
    158 extern int task_kill(task_id_t);
     158extern errno_t task_kill(task_id_t);
    159159extern void task_kill_self(bool) __attribute__((noreturn));
    160160extern void task_get_accounting(task_t *, uint64_t *, uint64_t *);
     
    173173
    174174#ifdef __32_BITS__
    175 extern sysarg_t sys_task_get_id(sysarg64_t *);
     175extern sys_errno_t sys_task_get_id(sysarg64_t *);
    176176#endif
    177177
     
    180180#endif
    181181
    182 extern sysarg_t sys_task_set_name(const char *, size_t);
    183 extern sysarg_t sys_task_kill(task_id_t *);
    184 extern sysarg_t sys_task_exit(sysarg_t);
     182extern sys_errno_t sys_task_set_name(const char *, size_t);
     183extern sys_errno_t sys_task_kill(task_id_t *);
     184extern sys_errno_t sys_task_exit(sysarg_t);
    185185
    186186#endif
  • kernel/generic/include/proc/thread.h

    rfacacc71 r46577995  
    255255        thread_join_timeout((t), SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NONE)
    256256
    257 extern int thread_join_timeout(thread_t *, uint32_t, unsigned int);
     257extern errno_t thread_join_timeout(thread_t *, uint32_t, unsigned int);
    258258extern void thread_detach(thread_t *);
    259259
     
    275275
    276276/* Thread syscall prototypes. */
    277 extern sysarg_t sys_thread_create(uspace_arg_t *, char *, size_t,
     277extern sys_errno_t sys_thread_create(uspace_arg_t *, char *, size_t,
    278278    thread_id_t *);
    279 extern sysarg_t sys_thread_exit(int);
    280 extern sysarg_t sys_thread_get_id(thread_id_t *);
    281 extern sysarg_t sys_thread_usleep(uint32_t);
    282 extern sysarg_t sys_thread_udelay(uint32_t);
     279extern sys_errno_t sys_thread_exit(int);
     280extern sys_errno_t sys_thread_get_id(thread_id_t *);
     281extern sys_errno_t sys_thread_usleep(uint32_t);
     282extern sys_errno_t sys_thread_udelay(uint32_t);
    283283
    284284#endif
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