[PATCH 11/13] gdbsupport: replace AC_TRY_COMPILE in common.m4
Simon Marchi
simon.marchi@polymtl.ca
Mon Oct 26 02:17:07 GMT 2020
... with AC_COMPILE_IFELSE + AC_LANG_PROGRAM. All the changes in the
generated configure files are insignificant whitespace changes.
gdb/ChangeLog:
* configure: Re-generate.
gdbserver/ChangeLog:
* configure: Re-generate.
gdbsupport/ChangeLog:
* common.m4: Replace AC_TRY_COMPILE with AC_COMPILE_IFELSE +
AC_LANG_PROGRAM.
* configure: Re-generate.
Change-Id: Id58e6e887f6be817d52b189921845838031dbd2a
---
gdb/configure | 11 +++++++----
gdbserver/configure | 11 +++++++----
gdbsupport/common.m4 | 19 ++++++++++++++-----
gdbsupport/configure | 11 +++++++----
4 files changed, 35 insertions(+), 17 deletions(-)
diff --git a/gdb/configure b/gdb/configure
index 801e7a152e7b..a08c8c57ae39 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -14232,13 +14232,14 @@ if ${gdb_cv_func_sigsetjmp+:} false; then :
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-
- #include <setjmp.h>
-
+#include <setjmp.h>
int
main ()
{
-sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
+sigjmp_buf env;
+ while (! sigsetjmp (env, 1))
+ siglongjmp (env, 1);
+
;
return 0;
}
@@ -14247,8 +14248,10 @@ if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_func_sigsetjmp=yes
else
gdb_cv_func_sigsetjmp=no
+
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
$as_echo "$gdb_cv_func_sigsetjmp" >&6; }
diff --git a/gdbserver/configure b/gdbserver/configure
index 39ec4916df7e..bd48d67973d0 100755
--- a/gdbserver/configure
+++ b/gdbserver/configure
@@ -8029,13 +8029,14 @@ if ${gdb_cv_func_sigsetjmp+:} false; then :
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-
- #include <setjmp.h>
-
+#include <setjmp.h>
int
main ()
{
-sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
+sigjmp_buf env;
+ while (! sigsetjmp (env, 1))
+ siglongjmp (env, 1);
+
;
return 0;
}
@@ -8044,8 +8045,10 @@ if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_func_sigsetjmp=yes
else
gdb_cv_func_sigsetjmp=no
+
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
$as_echo "$gdb_cv_func_sigsetjmp" >&6; }
diff --git a/gdbsupport/common.m4 b/gdbsupport/common.m4
index c265a9b94222..4d7393802734 100644
--- a/gdbsupport/common.m4
+++ b/gdbsupport/common.m4
@@ -127,11 +127,20 @@ AC_DEFUN([GDB_AC_COMMON], [
dnl Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't
dnl do since sigsetjmp might only be defined as a macro.
- AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
- [AC_TRY_COMPILE([
- #include <setjmp.h>
- ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
- gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
+ AC_CACHE_CHECK(
+ [for sigsetjmp],
+ [gdb_cv_func_sigsetjmp],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [#include <setjmp.h>],
+ [sigjmp_buf env;
+ while (! sigsetjmp (env, 1))
+ siglongjmp (env, 1);]
+ )],
+ [gdb_cv_func_sigsetjmp=yes],
+ [gdb_cv_func_sigsetjmp=no]
+ )]
+ )
if test "$gdb_cv_func_sigsetjmp" = "yes"; then
AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
fi
diff --git a/gdbsupport/configure b/gdbsupport/configure
index 1452b350ae31..9c5e59c5f103 100755
--- a/gdbsupport/configure
+++ b/gdbsupport/configure
@@ -9043,13 +9043,14 @@ if ${gdb_cv_func_sigsetjmp+:} false; then :
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-
- #include <setjmp.h>
-
+#include <setjmp.h>
int
main ()
{
-sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
+sigjmp_buf env;
+ while (! sigsetjmp (env, 1))
+ siglongjmp (env, 1);
+
;
return 0;
}
@@ -9058,8 +9059,10 @@ if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_func_sigsetjmp=yes
else
gdb_cv_func_sigsetjmp=no
+
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
$as_echo "$gdb_cv_func_sigsetjmp" >&6; }
--
2.29.0
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