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Fix Autoconf configure new lines

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The `dnl` (delete to next line) directive in this combination of `m4_if`
macros and arguments isn't properly replaced and a literal dnl string is
appended in the configure script. The `[]dnl` works ok.
This commit is contained in:
Peter Kokot
2024-02-19 21:30:29 +01:00
parent 291a8bdc26
commit 03f15534a1
1 changed files with 2 additions and 2 deletions
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4
build/php_cxx_compile_stdcxx.m4
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@@ -27,11 +27,11 @@ AC_DEFUN([PHP_CXX_COMPILE_STDCXX], [dnl
[$1], [14], [ax_cxx_compile_alternatives="14 1y"],
[$1], [17], [ax_cxx_compile_alternatives="17 1z"],
[$1], [20], [ax_cxx_compile_alternatives="20"],
[m4_fatal([invalid first argument `$1' to PHP_CXX_COMPILE_STDCXX])])dnl
[m4_fatal([invalid first argument `$1' to PHP_CXX_COMPILE_STDCXX])])[]dnl
m4_if([$2], [], [ax_cxx_compile_cxx$1_required=true],
[$2], [mandatory], [ax_cxx_compile_cxx$1_required=true],
[$2], [optional], [ax_cxx_compile_cxx$1_required=false],
[m4_fatal([invalid third argument `$2' to PHP_CXX_COMPILE_STDCXX])])dnl
[m4_fatal([invalid third argument `$2' to PHP_CXX_COMPILE_STDCXX])])[]dnl
AC_LANG_PUSH([C++])dnl
ac_success=no