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author | Dariusz Michaluk <d.michaluk@samsung.com> | 2024-02-13 15:44:51 +0100 |
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committer | Dariusz Michaluk <d.michaluk@samsung.com> | 2024-02-14 10:46:44 +0100 |
commit | c28e9eeaa4dccef63b3b237ebe8a8b5abb23e335 (patch) | |
tree | 504a1953b56446487f4759d3a5f348bbeb925461 /src/gl/m4/open-slash.m4 | |
parent | 1778d37a3eec1209d7c9c064318f3ff8c5132490 (diff) | |
parent | 031996ef501f8c3d0532f7df1c38cf2e540a4f11 (diff) | |
download | libtasn1-accepted/tizen_unified.tar.gz libtasn1-accepted/tizen_unified.tar.bz2 libtasn1-accepted/tizen_unified.zip |
Upgrade to libtasn1 4.19.0HEADaccepted/tizen/unified/20240214.164006tizenaccepted/tizen_unified
Change-Id: I893fd2c90c487d6e13b0b10e25b2cafc408da180
Diffstat (limited to 'src/gl/m4/open-slash.m4')
-rw-r--r-- | src/gl/m4/open-slash.m4 | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/gl/m4/open-slash.m4 b/src/gl/m4/open-slash.m4 new file mode 100644 index 0000000..4fbf491 --- /dev/null +++ b/src/gl/m4/open-slash.m4 @@ -0,0 +1,60 @@ +# open-slash.m4 serial 2 +dnl Copyright (C) 2007-2022 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl Tests whether open() and creat() recognize a trailing slash. +dnl Sets gl_cv_func_open_slash. +AC_DEFUN([gl_OPEN_TRAILING_SLASH_BUG], +[ + AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles + dnl open("foo/") should not create a file when the file name has a + dnl trailing slash. FreeBSD only has the problem on symlinks. + AC_CHECK_FUNCS_ONCE([lstat]) + AC_CACHE_CHECK([whether open recognizes a trailing slash], + [gl_cv_func_open_slash], + [# Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + touch conftest.tmp + ln -s conftest.tmp conftest.lnk + fi + AC_RUN_IFELSE( + [AC_LANG_SOURCE([[ +#include <fcntl.h> +#if HAVE_UNISTD_H +# include <unistd.h> +#endif +]GL_MDA_DEFINES[ +int main () +{ + int result = 0; +#if HAVE_LSTAT + if (open ("conftest.lnk/", O_RDONLY) != -1) + result |= 1; +#endif + if (open ("conftest.sl/", O_CREAT, 0600) >= 0) + result |= 2; + return result; +}]])], + [gl_cv_func_open_slash=yes], + [gl_cv_func_open_slash=no], + [ +changequote(,)dnl + case "$host_os" in + freebsd* | aix* | hpux* | solaris2.[0-9] | solaris2.[0-9].*) + gl_cv_func_open_slash="guessing no" ;; + *) + gl_cv_func_open_slash="guessing yes" ;; + esac +changequote([,])dnl + ]) + rm -f conftest.sl conftest.tmp conftest.lnk + ]) + case "$gl_cv_func_open_slash" in + *no) + AC_DEFINE([OPEN_TRAILING_SLASH_BUG], [1], + [Define to 1 if open() fails to recognize a trailing slash.]) + ;; + esac +]) |