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comparison m4/asm-underscore.m4 @ 39239:31d885413cfb

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host-cpu-c-abi: Avoid use of 'grep -E' on OpenIndiana. * m4/asm-underscore.m4 (gl_ASM_SYMBOL_PREFIX): Require AC_PROG_EGREP, and use $EGREP instead of 'grep -E'. * m4/host-cpu-c-abi.m4 (gl_HOST_CPU_C_ABI): Use 'grep' instead of 'grep -E'.
author Bruno Haible <bruno@clisp.org>
date Sat, 03 Feb 2018 12:50:17 +0100
parents 24e347e0e326
children b06060465f09
comparison
equal deleted inserted replaced
39238:e5bf6ab0bb97 39239:31d885413cfb
1 # asm-underscore.m4 serial 3 1 # asm-underscore.m4 serial 4
2 dnl Copyright (C) 2010-2018 Free Software Foundation, Inc. 2 dnl Copyright (C) 2010-2018 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation 3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it, 4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved. 5 dnl with or without modifications, as long as this notice is preserved.
6 6
12 # C macro USER_LABEL_PREFIX to this prefix, and sets ASM_SYMBOL_PREFIX to 12 # C macro USER_LABEL_PREFIX to this prefix, and sets ASM_SYMBOL_PREFIX to
13 # a stringified variant of this prefix. 13 # a stringified variant of this prefix.
14 14
15 AC_DEFUN([gl_ASM_SYMBOL_PREFIX], 15 AC_DEFUN([gl_ASM_SYMBOL_PREFIX],
16 [ 16 [
17 AC_REQUIRE([AC_PROG_EGREP])
17 dnl We don't use GCC's __USER_LABEL_PREFIX__ here, because 18 dnl We don't use GCC's __USER_LABEL_PREFIX__ here, because
18 dnl 1. It works only for GCC. 19 dnl 1. It works only for GCC.
19 dnl 2. It is incorrectly defined on some platforms, in some GCC versions. 20 dnl 2. It is incorrectly defined on some platforms, in some GCC versions.
20 AC_REQUIRE([gl_C_ASM]) 21 AC_REQUIRE([gl_C_ASM])
21 AC_CACHE_CHECK( 22 AC_CACHE_CHECK(
27 #endif 28 #endif
28 int foo(void) { return 0; } 29 int foo(void) { return 0; }
29 EOF 30 EOF
30 # Look for the assembly language name in the .s file. 31 # Look for the assembly language name in the .s file.
31 AC_TRY_COMMAND(${CC-cc} $CFLAGS $CPPFLAGS $gl_c_asm_opt conftest.c) >/dev/null 2>&1 32 AC_TRY_COMMAND(${CC-cc} $CFLAGS $CPPFLAGS $gl_c_asm_opt conftest.c) >/dev/null 2>&1
32 if LC_ALL=C grep -E '(^|[[^a-zA-Z0-9_]])_foo([[^a-zA-Z0-9_]]|$)' conftest.$gl_asmext >/dev/null; then 33 if LC_ALL=C $EGREP '(^|[[^a-zA-Z0-9_]])_foo([[^a-zA-Z0-9_]]|$)' conftest.$gl_asmext >/dev/null; then
33 gl_cv_prog_as_underscore=yes 34 gl_cv_prog_as_underscore=yes
34 else 35 else
35 gl_cv_prog_as_underscore=no 36 gl_cv_prog_as_underscore=no
36 fi 37 fi
37 rm -f conftest* 38 rm -f conftest*