version 1.1.1.2, 2012/05/29 09:29:44
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version 1.1.1.3, 2021/03/17 13:38:46
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Line 1
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# setenv.m4 serial 24 | # setenv.m4 serial 28 |
dnl Copyright (C) 2001-2004, 2006-2011 Free Software Foundation, Inc. | dnl Copyright (C) 2001-2004, 2006-2019 Free Software Foundation, Inc. |
dnl This file is free software; the Free Software Foundation |
dnl This file is free software; the Free Software Foundation |
dnl gives unlimited permission to copy and/or distribute it, |
dnl gives unlimited permission to copy and/or distribute it, |
dnl with or without modifications, as long as this notice is preserved. |
dnl with or without modifications, as long as this notice is preserved. |
Line 7 dnl with or without modifications, as long as this not
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Line 7 dnl with or without modifications, as long as this not
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AC_DEFUN([gl_FUNC_SETENV], |
AC_DEFUN([gl_FUNC_SETENV], |
[ |
[ |
AC_REQUIRE([gl_FUNC_SETENV_SEPARATE]) |
AC_REQUIRE([gl_FUNC_SETENV_SEPARATE]) |
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles |
if test $ac_cv_func_setenv = no; then |
if test $ac_cv_func_setenv = no; then |
HAVE_SETENV=0 |
HAVE_SETENV=0 |
else |
else |
Line 33 AC_DEFUN([gl_FUNC_SETENV],
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Line 34 AC_DEFUN([gl_FUNC_SETENV],
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return result; |
return result; |
]])], |
]])], |
[gl_cv_func_setenv_works=yes], [gl_cv_func_setenv_works=no], |
[gl_cv_func_setenv_works=yes], [gl_cv_func_setenv_works=no], |
[gl_cv_func_setenv_works="guessing no"])]) | [case "$host_os" in |
if test "$gl_cv_func_setenv_works" != yes; then | # Guess yes on glibc systems. |
REPLACE_SETENV=1 | *-gnu* | gnu*) gl_cv_func_setenv_works="guessing yes" ;; |
fi | # Guess yes on musl systems. |
| *-musl*) gl_cv_func_setenv_works="guessing yes" ;; |
| # If we don't know, assume the worst. |
| *) gl_cv_func_setenv_works="guessing no" ;; |
| esac |
| ])]) |
| case "$gl_cv_func_setenv_works" in |
| *yes) ;; |
| *) |
| REPLACE_SETENV=1 |
| ;; |
| esac |
fi |
fi |
]) |
]) |
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Line 56 AC_DEFUN([gl_FUNC_SETENV_SEPARATE],
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Line 68 AC_DEFUN([gl_FUNC_SETENV_SEPARATE],
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AC_DEFUN([gl_FUNC_UNSETENV], |
AC_DEFUN([gl_FUNC_UNSETENV], |
[ |
[ |
AC_REQUIRE([gl_STDLIB_H_DEFAULTS]) |
AC_REQUIRE([gl_STDLIB_H_DEFAULTS]) |
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles |
AC_CHECK_DECLS_ONCE([unsetenv]) |
AC_CHECK_DECLS_ONCE([unsetenv]) |
if test $ac_cv_have_decl_unsetenv = no; then |
if test $ac_cv_have_decl_unsetenv = no; then |
HAVE_DECL_UNSETENV=0 |
HAVE_DECL_UNSETENV=0 |
Line 77 extern
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Line 90 extern
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#ifdef __cplusplus |
#ifdef __cplusplus |
"C" |
"C" |
#endif |
#endif |
#if defined(__STDC__) || defined(__cplusplus) |
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int unsetenv (const char *name); |
int unsetenv (const char *name); |
#else |
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int unsetenv(); |
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#endif |
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]], |
]], |
[[]])], |
[[]])], |
[gt_cv_func_unsetenv_ret='int'], |
[gt_cv_func_unsetenv_ret='int'], |
Line 119 int unsetenv();
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Line 128 int unsetenv();
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if (getenv ("a")) return 6; |
if (getenv ("a")) return 6; |
]])], |
]])], |
[gl_cv_func_unsetenv_works=yes], [gl_cv_func_unsetenv_works=no], |
[gl_cv_func_unsetenv_works=yes], [gl_cv_func_unsetenv_works=no], |
[gl_cv_func_unsetenv_works="guessing no"])]) | [case "$host_os" in |
if test "$gl_cv_func_unsetenv_works" != yes; then | # Guess yes on glibc systems. |
REPLACE_UNSETENV=1 | *-gnu*) gl_cv_func_unsetenv_works="guessing yes" ;; |
fi | # If we don't know, assume the worst. |
| *) gl_cv_func_unsetenv_works="guessing no" ;; |
| esac |
| ])]) |
| case "$gl_cv_func_unsetenv_works" in |
| *yes) ;; |
| *) |
| REPLACE_UNSETENV=1 |
| ;; |
| esac |
fi |
fi |
]) |
]) |
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