/usr/include/libcgroup/error.h is in libcgroup-dev 0.38-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | #ifndef _LIBCGROUP_ERROR_H
#define _LIBCGROUP_ERROR_H
#ifndef _LIBCGROUP_H_INSIDE
#error "Only <libcgroup.h> should be included directly."
#endif
#ifndef SWIG
#include <features.h>
#endif
__BEGIN_DECLS
/**
* @defgroup group_errors 6. Error handling
* @{
*
* @name Error handling
* @{
* Unless states otherwise in documentation of a function, all functions
* return @c int, which is zero (0) when the function succeeds, and positive
* number if the function fails.
*
* The returned integer is one of the ECG* values described below. Value
* #ECGOTHER means that the error was caused by underlying OS and the real
* cause can be found by calling cgroup_get_last_errno().
*/
enum {
ECGROUPNOTCOMPILED = 50000,
ECGROUPNOTMOUNTED,
ECGROUPNOTEXIST,
ECGROUPNOTCREATED,
ECGROUPSUBSYSNOTMOUNTED,
ECGROUPNOTOWNER,
/** Controllers bound to different mount points */
ECGROUPMULTIMOUNTED,
/* This is the stock error. Default error. @todo really? */
ECGROUPNOTALLOWED,
ECGMAXVALUESEXCEEDED,
ECGCONTROLLEREXISTS,
ECGVALUEEXISTS,
ECGINVAL,
ECGCONTROLLERCREATEFAILED,
ECGFAIL,
ECGROUPNOTINITIALIZED,
ECGROUPVALUENOTEXIST,
/**
* Represents error coming from other libraries like glibc. @c libcgroup
* users need to check cgroup_get_last_errno() upon encountering this
* error.
*/
ECGOTHER,
ECGROUPNOTEQUAL,
ECGCONTROLLERNOTEQUAL,
/** Failed to parse rules configuration file. */
ECGROUPPARSEFAIL,
/** Rules list does not exist. */
ECGROUPNORULES,
ECGMOUNTFAIL,
/**
* Not an real error, just a auxiliary mark in the enum.
* Please insert further error codes above this.
*/
ECGSENTINEL,
/**
* Not an real error, it just indicates that iterator has come to end
* of sequence and no more items are left.
*/
ECGEOF,
/** Failed to parse config file (cgconfig.conf). */
ECGCONFIGPARSEFAIL,
ECGNAMESPACEPATHS,
ECGNAMESPACECONTROLLER,
ECGMOUNTNAMESPACE,
ECGROUPUNSUPP,
ECGCANTSETVALUE,
/** Removing of a group failed because it was not empty. */
ECGNONEMPTY,
};
/**
* Legacy definition of ECGRULESPARSEFAIL error code.
*/
#define ECGRULESPARSEFAIL ECGROUPPARSEFAIL
/**
* Format error code to a human-readable English string. No internationalization
* is currently done. Returned pointer leads to @c libcgroup memory and
* must not be freed nor modified. The memory is rewritten by subsequent
* call to this function.
* @param code Error code for which the corresponding error string is
* returned. When #ECGOTHER is used, text with glibc's description of
* cgroup_get_last_errno() value is returned.
*/
const char *cgroup_strerror(int code);
/**
* Return last errno, which caused ECGOTHER error.
*/
int cgroup_get_last_errno(void);
/**
* @}
* @}
*/
__END_DECLS
#endif /* _LIBCGROUP_INIT_H */
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