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author | Michael Brown | 2006-12-20 04:49:36 +0100 |
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committer | Michael Brown | 2006-12-20 04:49:36 +0100 |
commit | 7766e34ed1a5f8f20207d92c7947762e4df9c2c5 (patch) | |
tree | 09ffab1d9c999eca353347c15e3fcf849dc52965 /src/core/errno.c | |
parent | Alert when saving settings fails (diff) | |
download | ipxe-7766e34ed1a5f8f20207d92c7947762e4df9c2c5.tar.gz ipxe-7766e34ed1a5f8f20207d92c7947762e4df9c2c5.tar.xz ipxe-7766e34ed1a5f8f20207d92c7947762e4df9c2c5.zip |
Split strerror() out from errno.c
Diffstat (limited to 'src/core/errno.c')
-rw-r--r-- | src/core/errno.c | 47 |
1 files changed, 2 insertions, 45 deletions
diff --git a/src/core/errno.c b/src/core/errno.c index 84c3424a..b4f44cec 100644 --- a/src/core/errno.c +++ b/src/core/errno.c @@ -1,23 +1,10 @@ #include <errno.h> -#include <console.h> -#include <gpxe/errortab.h> /** @file * - * Error codes and descriptions. + * Error codes * - * This file provides the global variable #errno and the function - * strerror(). These function much like their standard C library - * equivalents. - * - * The error numbers used by Etherboot are a superset of those defined - * by the PXE specification version 2.1. See errno.h for a listing of - * the error values. - * - * To save space in ROM images, error string tables are optional. Use - * the ERRORMSG_XXX options in config.h to select which error string - * tables you want to include. If an error string table is omitted, - * strerror() will simply return the text "Error 0x<errno>". + * This file provides the global variable #errno. * */ @@ -29,33 +16,3 @@ * */ int errno; - -static struct errortab errortab_start[0] __table_start(errortab); -static struct errortab errortab_end[0] __table_end(errortab); - -/** - * Retrieve string representation of error number. - * - * @v errno Error number - * @ret strerror Pointer to error text - * - * If the error is not found in the linked-in error tables, generates - * a generic "Error 0x<errno>" message. - * - * The pointer returned by strerror() is valid only until the next - * call to strerror(). - * - */ -const char * strerror ( int errno ) { - static char *generic_message = "Error 0x0000"; - struct errortab *errortab; - - for ( errortab = errortab_start ; errortab < errortab_end ; - errortab++ ) { - if ( errortab->errno == errno ) - return errortab->text; - } - - sprintf ( generic_message + 8, "%hx", errno ); - return generic_message; -} |