package/libs/uclibc++/patches/005-istream_helpers-Fix-sscanf-typo.patch

   1 From 7f6dd860818512c0eb313320308b22ba7e2c7205 Mon Sep 17 00:00:00 2001
   2 From: Rosen Penev <rosenp@gmail.com>
   3 Date: Fri, 4 Oct 2019 20:06:53 -0700
   4 Subject: [PATCH] istream_helpers: Fix sscanf typo
   5
   6 This caused readin not to work properly with long long types.
   7
   8 Found accidentally through a glibc warning
   9 (declared with warn_unused_result).
  10
  11 Tested with gptfdisk on OpenWrt.
  12
  13 Signed-off-by: Rosen Penev <rosenp@gmail.com>
  14 ---
  15  include/istream_helpers | 4 ++--
  16  1 file changed, 2 insertions(+), 2 deletions(-)
  17
  18 --- a/include/istream_helpers
  19 +++ b/include/istream_helpers
  20 @@ -317,7 +317,7 @@ namespace std{
  21                                         sscanf(temp.c_str(), "%llo", (unsigned long long *)&var );
  22                                 }else if(stream.flags() & ios_base::hex){
  23                                         if(stream.flags() & ios_base::uppercase){
  24 -                                               scanf(temp.c_str(), "%llX", (unsigned long long *)&var );
  25 +                                               sscanf(temp.c_str(), "%llX", (unsigned long long *)&var );
  26                                         }else{
  27                                                 sscanf(temp.c_str(), "%llx", (unsigned long long *)&var);
  28                                         }
  29 @@ -344,7 +344,7 @@ namespace std{
  30                                         sscanf(temp.c_str(), "%llo", &var );
  31                                 }else if(stream.flags() & ios_base::hex){
  32                                         if(stream.flags() & ios_base::uppercase){
  33 -                                               scanf(temp.c_str(), "%llX", &var );
  34 +                                               sscanf(temp.c_str(), "%llX", &var );
  35                                         }else{
  36                                                 sscanf(temp.c_str(), "%llx", &var);
  37                                         }