diff options
Diffstat (limited to 'src/backend/utils/error/elog.c')
| -rw-r--r-- | src/backend/utils/error/elog.c | 89 |
1 files changed, 84 insertions, 5 deletions
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c index 0660aaab9a9..4d646b9b926 100644 --- a/src/backend/utils/error/elog.c +++ b/src/backend/utils/error/elog.c @@ -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; @@ -498,6 +504,76 @@ 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 * a routine that is declared like "const char *fmt, ..." and has an edata @@ -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))); } } |