diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
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committer | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
commit | 4f2d7949f03e1c198bc888f2d05f421d35c57e21 (patch) | |
tree | ba5f07bf3f9d22d82e54a462313f5d244036c768 /dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch |
reinit the tree, so we can have metadata
Diffstat (limited to 'dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch')
-rw-r--r-- | dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch b/dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch new file mode 100644 index 000000000000..d7d6e6bb8a65 --- /dev/null +++ b/dev-vcs/cvs/files/cvs-1.12.12-cvs-gnulib-vasnprintf.patch @@ -0,0 +1,34 @@ +http://bugs.gentoo.org/213833 + +commit 913c09becd9df89dbd9b9f386e7f35c240d5efe8 +Author: Bruno Haible <bruno@clisp.org> +Date: Fri Oct 19 01:50:42 2007 +0200 + + Don't use %n on glibc >= 2.3 systems. + +diff --git a/lib/vasnprintf.c b/lib/vasnprintf.c +index f563823..5d818aa 100644 +--- a/lib/vasnprintf.c ++++ b/lib/vasnprintf.c +@@ -3385,9 +3385,21 @@ VASNPRINTF (DCHAR_T *resultbuf, size_t *lengthp, + #endif + *p = dp->conversion; + #if USE_SNPRINTF ++# if !(__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)) + p[1] = '%'; + p[2] = 'n'; + p[3] = '\0'; ++# else ++ /* On glibc2 systems from glibc >= 2.3 - probably also older ++ ones - we know that snprintf's returns value conforms to ++ ISO C 99: the gl_SNPRINTF_DIRECTIVE_N test passes. ++ Therefore we can avoid using %n in this situation. ++ On glibc2 systems from 2004-10-18 or newer, the use of %n ++ in format strings in writable memory may crash the program ++ (if compiled with _FORTIFY_SOURCE=2), so we should avoid it ++ in this situation. */ ++ p[1] = '\0'; ++# endif + #else + p[1] = '\0'; + #endif |