diff options
Diffstat (limited to 'libiberty/strerror.c')
| -rw-r--r-- | libiberty/strerror.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libiberty/strerror.c b/libiberty/strerror.c index 046ffe6..37fbf4d 100644 --- a/libiberty/strerror.c +++ b/libiberty/strerror.c @@ -573,7 +573,7 @@ fact, the manual page for @code{perror(3C)} explicitly warns that one should check the size of the table (@code{sys_nerr}) before indexing it, since new error codes may be added to the system before they are added to the table. Thus @code{sys_nerr} might be smaller than value -implied by the largest @code{errno} value defined in @file{errno.h}. +implied by the largest @code{errno} value defined in @code{<errno.h>}. We return the maximum value that can be used to obtain a meaningful symbolic name or message. @@ -612,7 +612,7 @@ error number, then returns the string @samp{"Error @var{num}"}, where @var{num} is the error number. If the supplied error number is not a valid index into -@code{sys_errlist}, returns NULL. +@code{sys_errlist}, returns @code{NULL}. The returned string is only guaranteed to be valid only until the next call to @code{strerror}. @@ -671,7 +671,7 @@ strerror (errnoval) Given an error number returned from a system call (typically returned in @code{errno}), returns a pointer to a string containing the -symbolic name of that error number, as found in @file{errno.h}. +symbolic name of that error number, as found in @code{<errno.h>}. If the supplied error number is within the valid range of indices for symbolic names, but no name is available for the particular error @@ -679,7 +679,7 @@ number, then returns the string @samp{"Error @var{num}"}, where @var{num} is the error number. If the supplied error number is not within the range of valid -indices, then returns NULL. +indices, then returns @code{NULL}. The contents of the location pointed to are only guaranteed to be valid until the next call to @code{strerrno}. @@ -729,7 +729,7 @@ strerrno (errnoval) @deftypefn Replacement int strtoerrno (const char *@var{name}) -Given the symbolic name of a error number (e.g., @code{EACCESS}), map it +Given the symbolic name of a error number (e.g., @code{EACCES}), map it to an errno value. If no translation is found, returns 0. @end deftypefn |