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First bits of work on error message editing.

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This commit is contained in:
Tom Lane
2003-07-18 23:20:33 +00:00
parent 44f665bf40
commit 216311d590
21 changed files with 1083 additions and 534 deletions
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89
src/backend/utils/error/elog.c
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@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.112 2003/06/30 16:47:01 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.113 2003/07/18 23:20:32 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -288,7 +288,13 @@ errstart(int elevel, const char *filename, int lineno,
edata->filename = filename;
edata->lineno = lineno;
edata->funcname = funcname;
edata->sqlerrcode = ERRCODE_INTERNAL_ERROR; /* default errcode */
/* Select default errcode based on elevel */
if (elevel >= ERROR)
edata->sqlerrcode = ERRCODE_INTERNAL_ERROR;
else if (elevel == WARNING)
edata->sqlerrcode = ERRCODE_WARNING;
else
edata->sqlerrcode = ERRCODE_SUCCESSFUL_COMPLETION;
/* errno is saved here so that error parameter eval can't change it */
edata->saved_errno = errno;
@ -497,6 +503,76 @@ errcode(int sqlerrcode)
}
/*
* errcode_for_file_access --- add SQLSTATE error code to the current error
*
* The SQLSTATE code is chosen based on the saved errno value. We assume
* that the failing operation was some type of disk file access.
*
* NOTE: the primary error message string should generally include %m
* when this is used.
*/
int
errcode_for_file_access(void)
{
ErrorData *edata = &errordata[errordata_stack_depth];
/* we don't bother incrementing recursion_depth */
CHECK_STACK_DEPTH();
switch (edata->saved_errno)
{
/* Permission-denied failures */
case EPERM: /* Not super-user */
case EACCES: /* Permission denied */
#ifdef EROFS
case EROFS: /* Read only file system */
#endif
edata->sqlerrcode = ERRCODE_INSUFFICIENT_PRIVILEGE;
break;
/* Object not found */
case ENOENT: /* No such file or directory */
edata->sqlerrcode = ERRCODE_UNDEFINED_OBJECT;
break;
/* Duplicate object */
case EEXIST: /* File exists */
edata->sqlerrcode = ERRCODE_DUPLICATE_OBJECT;
break;
/* Wrong object type or state */
case ENOTDIR: /* Not a directory */
case EISDIR: /* Is a directory */
case ENOTEMPTY: /* Directory not empty */
edata->sqlerrcode = ERRCODE_WRONG_OBJECT_TYPE;
break;
/* Insufficient resources */
case ENOSPC: /* No space left on device */
edata->sqlerrcode = ERRCODE_DISK_FULL;
break;
case ENFILE: /* File table overflow */
case EMFILE: /* Too many open files */
edata->sqlerrcode = ERRCODE_INSUFFICIENT_RESOURCES;
break;
/* Hardware failure */
case EIO: /* I/O error */
edata->sqlerrcode = ERRCODE_IO_ERROR;
break;
/* All else is classified as internal errors */
default:
edata->sqlerrcode = ERRCODE_INTERNAL_ERROR;
break;
}
return 0; /* return value does not matter */
}
/*
* This macro handles expansion of a format string and associated parameters;
* it's common code for errmsg(), errdetail(), etc. Must be called inside
@ -759,7 +835,8 @@ DebugFileOpen(void)
if ((fd = open(OutputFileName, O_CREAT | O_APPEND | O_WRONLY,
0666)) < 0)
ereport(FATAL,
(errmsg("failed to open %s: %m", OutputFileName)));
(errcode_for_file_access(),
errmsg("failed to open \"%s\": %m", OutputFileName)));
istty = isatty(fd);
close(fd);
@ -768,7 +845,8 @@ DebugFileOpen(void)
*/
if (!freopen(OutputFileName, "a", stderr))
ereport(FATAL,
(errmsg("failed to reopen %s as stderr: %m",
(errcode_for_file_access(),
errmsg("failed to reopen \"%s\" as stderr: %m",
OutputFileName)));
/*
@ -780,7 +858,8 @@ DebugFileOpen(void)
if (istty && IsUnderPostmaster)
if (!freopen(OutputFileName, "a", stdout))
ereport(FATAL,
(errmsg("failed to reopen %s as stdout: %m",
(errcode_for_file_access(),
errmsg("failed to reopen \"%s\" as stdout: %m",
OutputFileName)));
}
}