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Add a configure option --enable-force-getenv.

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Allows the use of getenv() rather than secure_getenv() to read MALLOC_CONF.
This helps in situations where hosts are under full control, and setting
MALLOC_CONF is needed while also setuid.  Disabled by default.
This commit is contained in:
Qi Wang 2022-11-02 16:09:06 -07:00 • committed by Qi Wang
parent 143e9c4a2f
commit 481bbfc990
3 changed files with 32 additions and 6 deletions
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16
configure.ac
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@ -1571,6 +1571,22 @@ if test "x$enable_readlinkat" = "x1" ; then
fi
AC_SUBST([enable_readlinkat])
dnl Do not force getenv by default
AC_ARG_ENABLE([force-getenv],
[AS_HELP_STRING([--enable-force-getenv], [Use getenv over secure_getenv])],
[if test "x$enable_force_getenv" = "xno" ; then
enable_force_getenv="0"
else
enable_force_getenv="1"
fi
],
[enable_force_getenv="0"]
)
if test "x$enable_force_getenv" = "x1" ; then
AC_DEFINE([JEMALLOC_FORCE_GETENV], [ ], [ ])
fi
AC_SUBST([force_getenv])
dnl Avoid extra safety checks by default
AC_ARG_ENABLE([opt-safety-checks],
[AS_HELP_STRING([--enable-opt-safety-checks],