diff options
| -rw-r--r-- | src/bin/pg_dump/pg_backup_tar.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/bin/pg_dump/pg_backup_tar.c b/src/bin/pg_dump/pg_backup_tar.c index 5fa080b06ac..bd034757fda 100644 --- a/src/bin/pg_dump/pg_backup_tar.c +++ b/src/bin/pg_dump/pg_backup_tar.c @@ -16,7 +16,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_tar.c,v 1.52 2006/06/07 22:24:44 momjian Exp $ + * $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_tar.c,v 1.53 2006/06/27 01:16:58 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -359,7 +359,35 @@ tarOpen(ArchiveHandle *AH, const char *filename, char mode) { tm = calloc(1, sizeof(TAR_MEMBER)); +#ifndef WIN32 tm->tmpFH = tmpfile(); +#else + /* + * On WIN32, tmpfile() generates a filename in the root directory, + * which requires administrative permissions on certain systems. + * Loop until we find a unique file name we can create. + */ + while (1) + { + char *name; + int fd; + + name = _tempnam(NULL, "pg_temp_"); + if (name == NULL) + break; + fd = open(name, O_RDWR | O_CREAT | O_EXCL | O_BINARY | + O_TEMPORARY, S_IREAD | S_IWRITE); + free(name); + + if (fd != -1) /* created a file */ + { + tm->tmpFH = fdopen(fd, "w+b"); + break; + } + else if (errno != EEXIST) /* failure other than file exists */ + break; + } +#endif if (tm->tmpFH == NULL) die_horribly(AH, modulename, "could not generate temporary file name: %s\n", strerror(errno)); |