Add Socket Libraries.

Add Posix functions for porting compatibility.
Fix compliance issues with ISO/IEC 9899:199409
New Functions:
  setenv(), fparseln(), GetFileNameFromPath(), rename(),
  realpath(), setprogname(), getprogname(), strlcat(), strlcpy(),
  strsep(), setitimer(), getitimer(), timegm(), getopt(), basename(),
  mkstemp(), ffs(), vsnprintf(), snprintf(), getpass(), usleep(), select(),
  writev(), strcasecmp(), getcwd(), chdir(), tcgetpgrp(), getpgrp(), gettimeofday(),
  bcopy(), 


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12061 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 8 insertions, 3 deletions

diff --git a/StdLib/LibC/String/Comparison.c b/StdLib/LibC/String/Comparison.c
index e656fe73f5..b4980c7c1e 100644
--- a/StdLib/LibC/String/Comparison.c
+++ b/StdLib/LibC/String/Comparison.c
@@ -109,10 +109,15 @@ strcasecmp(const char *s1, const char *s2)
 {

   const unsigned char *us1 = (const unsigned char *)s1,

   *us2 = (const unsigned char *)s2;

+  int Difference;

 

-  while (tolower(*us1) == tolower(*us2++))

-    if (*us1++ == '\0')

+  while ( 0 == ( Difference = tolower(*us1) - tolower(*us2))) {

+    if (*us1 == 0) {

     return (0);

-  return (tolower(*us1) - tolower(*--us2));

+    }

+    us1 += 1;

+    us2 += 1;

+  }

+  return Difference;

 }