+2019-03-23 Bruno Haible <bruno@clisp.org>
+
+ posix_spawn_file_actions_*: Document musl libc bugs.
+ * doc/posix-functions/posix_spawn_file_actions_addclose.texi: Mention
+ the bug.
+ * doc/posix-functions/posix_spawn_file_actions_adddup2.texi: Likewise.
+ * doc/posix-functions/posix_spawn_file_actions_addopen.texi: Likewise.
+ * m4/posix_spawn.m4 (gl_FUNC_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE): When
+ cross-compiling to a musl system, guess no.
+ (gl_FUNC_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2): Likewise.
+ (gl_FUNC_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN): Likewise.
+
2019-03-23 Bruno Haible <bruno@clisp.org>
futimens: Document musl libc bug.
-# posix_spawn.m4 serial 15
+# posix_spawn.m4 serial 16
dnl Copyright (C) 2008-2019 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
if test $REPLACE_POSIX_SPAWN = 1; then
REPLACE_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE=1
else
- dnl On Solaris 11.0, posix_spawn_file_actions_addclose succeeds even
- dnl if the fd argument is out of range.
+ dnl On musl libc and Solaris 11.0, posix_spawn_file_actions_addclose
+ dnl succeeds even if the fd argument is out of range.
AC_CACHE_CHECK([whether posix_spawn_file_actions_addclose works],
[gl_cv_func_posix_spawn_file_actions_addclose_works],
[AC_RUN_IFELSE(
}]])],
[gl_cv_func_posix_spawn_file_actions_addclose_works=yes],
[gl_cv_func_posix_spawn_file_actions_addclose_works=no],
- [# Guess no on Solaris, yes otherwise.
+ [# Guess no on musl libc and Solaris, yes otherwise.
case "$host_os" in
+ *-musl*) gl_cv_func_posix_spawn_file_actions_addclose_works="guessing no" ;;
solaris*) gl_cv_func_posix_spawn_file_actions_addclose_works="guessing no" ;;
# Guess no on native Windows.
mingw*) gl_cv_func_posix_spawn_file_actions_addclose_works="guessing no" ;;
if test $REPLACE_POSIX_SPAWN = 1; then
REPLACE_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2=1
else
- dnl On Solaris 11.0, posix_spawn_file_actions_adddup2 succeeds even
- dnl if the fd argument is out of range.
+ dnl On musl libc and Solaris 11.0, posix_spawn_file_actions_adddup2
+ dnl succeeds even if the fd argument is out of range.
AC_CACHE_CHECK([whether posix_spawn_file_actions_adddup2 works],
[gl_cv_func_posix_spawn_file_actions_adddup2_works],
[AC_RUN_IFELSE(
}]])],
[gl_cv_func_posix_spawn_file_actions_adddup2_works=yes],
[gl_cv_func_posix_spawn_file_actions_adddup2_works=no],
- [# Guess no on Solaris, yes otherwise.
+ [# Guess no on musl libc and Solaris, yes otherwise.
case "$host_os" in
+ *-musl*) gl_cv_func_posix_spawn_file_actions_adddup2_works="guessing no";;
solaris*) gl_cv_func_posix_spawn_file_actions_adddup2_works="guessing no";;
# Guess no on native Windows.
mingw*) gl_cv_func_posix_spawn_file_actions_adddup2_works="guessing no" ;;
if test $REPLACE_POSIX_SPAWN = 1; then
REPLACE_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN=1
else
- dnl On Solaris 11.0, posix_spawn_file_actions_addopen succeeds even
- dnl if the fd argument is out of range.
+ dnl On musl libc and Solaris 11.0, posix_spawn_file_actions_addopen
+ dnl succeeds even if the fd argument is out of range.
AC_CACHE_CHECK([whether posix_spawn_file_actions_addopen works],
[gl_cv_func_posix_spawn_file_actions_addopen_works],
[AC_RUN_IFELSE(
}]])],
[gl_cv_func_posix_spawn_file_actions_addopen_works=yes],
[gl_cv_func_posix_spawn_file_actions_addopen_works=no],
- [# Guess no on Solaris, yes otherwise.
+ [# Guess no on musl libc and Solaris, yes otherwise.
case "$host_os" in
+ *-musl*) gl_cv_func_posix_spawn_file_actions_addopen_works="guessing no";;
solaris*) gl_cv_func_posix_spawn_file_actions_addopen_works="guessing no";;
# Guess no on native Windows.
mingw*) gl_cv_func_posix_spawn_file_actions_addopen_works="guessing no" ;;