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| author | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-01-25 03:10:15 +0000 |
|---|---|---|
| committer | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-01-25 03:10:15 +0000 |
| commit | 0c0e0a041daab3600ed326a712437cc3a14afd33 (patch) | |
| tree | 04823a015c2ba9b9cc74c40ae27d4053abd51e6e | |
| parent | d02d144f4b09614beb59e58f459ffd3e7c5a3855 (diff) | |
| download | edk2-0c0e0a041daab3600ed326a712437cc3a14afd33.zip edk2-0c0e0a041daab3600ed326a712437cc3a14afd33.tar.gz edk2-0c0e0a041daab3600ed326a712437cc3a14afd33.tar.bz2 | |
Fix a bug in print library "%a" should not print anything if the var argument points to a null string.
The default precision for string should be set to 0 according to MdeLib spec.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4634 6f19259b-4bc3-4df7-8a09-765794883524
| -rw-r--r-- | MdePkg/Library/BasePrintLib/PrintLib.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/MdePkg/Library/BasePrintLib/PrintLib.c b/MdePkg/Library/BasePrintLib/PrintLib.c index 145ca34..548ec54 100644 --- a/MdePkg/Library/BasePrintLib/PrintLib.c +++ b/MdePkg/Library/BasePrintLib/PrintLib.c @@ -355,6 +355,12 @@ BasePrintLibVSPrint ( Flags &= (~ARGUMENT_UNICODE);
ArgumentString = "<null string>";
}
+ //
+ // Set the default precision for string to be zero if not specified.
+ //
+ if ((Flags & PRECISION) == 0) {
+ Precision = 0;
+ }
break;
case 'c':
|