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gh-85277: Fix building without stropts.h or empty stropts.h #143521

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Merged
vstinner merged 7 commits into from
Mar 10, 2026
Merged

gh-85277: Fix building without stropts.h or empty stropts.h #143521

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cc5d3e3
Fix building without stropts.h
shadchin Jan 7, 2026
2410cb6
Switch to `AC_CHECK_DECL`
shadchin Jan 8, 2026
2cbad39
fix style
shadchin Jan 8, 2026
7f8793f
Add News
shadchin Jan 8, 2026
93ceb4e
regen-configure
shadchin Jan 8, 2026
85b709e
fix lint
shadchin Jan 9, 2026
ba8f793
fix style
shadchin Jan 9, 2026
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286 changes: 132 additions & 154 deletions configure
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20 changes: 6 additions & 14 deletions configure.ac
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Original file line number Diff line number Diff line change
Expand Up @@ -3022,22 +3022,14 @@ AC_HEADER_DIRENT
AC_HEADER_MAJOR

# On Linux, stropts.h may be empty
AC_MSG_CHECKING([for stropts.h])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
AC_CHECK_DECL([I_PUSH], [
AC_DEFINE([HAVE_STROPTS_H], [1], [Define to 1 if you have the <stropts.h> header file.])
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@picnixz picnixz Jan 8, 2026

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Please properly wrap the calls. E.g., use the 2-space indents for inner blocks. Have a look at https://github.com/python/cpython/pull/142380/files#r2615800453 and the code I commented.

], [], [
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#include <stropts.h>
]], [[
#if !defined(I_PUSH)
#error I_PUSH
#endif
]]
)],
[
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_STROPTS_H], [1], [Define to 1 if you have the <stropts.h> header file.])
],
[AC_MSG_RESULT([no])])
#include <stropts.h>
])

# bluetooth/bluetooth.h has been known to not compile with -std=c99.
# http://permalink.gmane.org/gmane.linux.bluez.kernel/22294
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