diff options
Diffstat (limited to 'source/compiler/aslfileio.c')
-rw-r--r-- | source/compiler/aslfileio.c | 113 |
1 files changed, 71 insertions, 42 deletions
diff --git a/source/compiler/aslfileio.c b/source/compiler/aslfileio.c index 2485ec35f609..90072f1fffe0 100644 --- a/source/compiler/aslfileio.c +++ b/source/compiler/aslfileio.c @@ -46,35 +46,9 @@ #define _COMPONENT ACPI_COMPILER ACPI_MODULE_NAME ("aslfileio") - -/******************************************************************************* - * - * FUNCTION: AslAbort - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Dump the error log and abort the compiler. Used for serious - * I/O errors. - * - ******************************************************************************/ - -void -AslAbort ( - void) -{ - - AePrintErrorLog (ASL_FILE_STDERR); - if (Gbl_DebugFlag) - { - /* Print error summary to stdout also */ - - AePrintErrorLog (ASL_FILE_STDOUT); - } - - exit (1); -} +long +UtGetFileSize ( + FILE *fp); /******************************************************************************* @@ -141,13 +115,73 @@ FlOpenFile ( /******************************************************************************* * + * FUNCTION: UtGetFileSize + * + * PARAMETERS: fp - Open file handle + * + * RETURN: File Size. -1 on error. + * + * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open. + * TBD: This function should be used to replace other similar + * functions in ACPICA. + * + ******************************************************************************/ + +long +UtGetFileSize ( + FILE *fp) +{ + long FileSize; + long CurrentOffset; + + + CurrentOffset = ftell (fp); + if (CurrentOffset < 0) + { + goto OffsetError; + } + + if (fseek (fp, 0, SEEK_END)) + { + goto SeekError; + } + + FileSize = ftell (fp); + if (FileSize < 0) + { + goto OffsetError; + } + + /* Restore file pointer */ + + if (fseek (fp, CurrentOffset, SEEK_SET)) + { + goto SeekError; + } + + return (FileSize); + + +OffsetError: + perror ("Could not get file offset"); + return (-1); + +SeekError: + perror ("Could not seek file"); + return (-1); +} + + +/******************************************************************************* + * * FUNCTION: FlGetFileSize * * PARAMETERS: FileId - Index into file info array * * RETURN: File Size * - * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open. + * DESCRIPTION: Get current file size. Uses common seek-to-EOF function. + * File must be open. Aborts compiler on error. * ******************************************************************************/ @@ -155,21 +189,16 @@ UINT32 FlGetFileSize ( UINT32 FileId) { - FILE *fp; - UINT32 FileSize; - long Offset; - + long FileSize; - fp = Gbl_Files[FileId].Handle; - Offset = ftell (fp); - fseek (fp, 0, SEEK_END); - FileSize = (UINT32) ftell (fp); - - /* Restore file pointer */ + FileSize = UtGetFileSize (Gbl_Files[FileId].Handle); + if (FileSize == -1) + { + AslAbort(); + } - fseek (fp, Offset, SEEK_SET); - return (FileSize); + return ((UINT32) FileSize); } |