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coreutils/m4/decl.m4

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(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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#serial 3
Add #serial 1.
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.
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AC_DEFUN(jm_CHECK_DECLARATION,
[
quote AC_HEADER_STDC in AC_REQUIRE.
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AC_REQUIRE([AC_HEADER_STDC])dnl
*** empty log message ***
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test -z "$ac_cv_header_memory_h" && AC_CHECK_HEADERS(memory.h)
test -z "$ac_cv_header_string_h" && AC_CHECK_HEADERS(string.h)
test -z "$ac_cv_header_strings_h" && AC_CHECK_HEADERS(strings.h)
also test for stdlib.h don't use STDC_HEADERS in ifdef for stdlib.h
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test -z "$ac_cv_header_stdlib_h" && AC_CHECK_HEADERS(stdlib.h)
*** empty log message ***
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test -z "$ac_cv_header_unistd_h" && AC_CHECK_HEADERS(unistd.h)
AC_MSG_CHECKING([whether $1 is declared])
AC_CACHE_VAL(jm_cv_func_decl_$1,
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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[AC_TRY_COMPILE($2,
quote AC_HEADER_STDC in AC_REQUIRE.
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[
.
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#ifndef $1
char *(*pfn) = (char *(*)) $1
#endif
quote AC_HEADER_STDC in AC_REQUIRE.
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],
eval "jm_cv_func_decl_$1=yes",
eval "jm_cv_func_decl_$1=no")])
.
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quote AC_HEADER_STDC in AC_REQUIRE.
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if eval "test \"`echo '$jm_cv_func_decl_'$1`\" = yes"; then
AC_MSG_RESULT(yes)
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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ifelse([$3], , :, [$3])
quote AC_HEADER_STDC in AC_REQUIRE.
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else
AC_MSG_RESULT(no)
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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ifelse([$4], , , [$4
.
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])dnl
quote AC_HEADER_STDC in AC_REQUIRE.
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fi
.
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])dnl
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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dnl jm_CHECK_DECLARATIONS(INCLUDES, FUNCTION... [, ACTION-IF-DECLARED
.
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dnl [, ACTION-IF-NOT-DECLARED]])
AC_DEFUN(jm_CHECK_DECLARATIONS,
[
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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for jm_func in $2
.
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do
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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jm_CHECK_DECLARATION($jm_func, $1,
.
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[
s/HAVE_DECLARATION_/HAVE_DECL_/g
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jm_tr_func=HAVE_DECL_`echo $jm_func | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
(jm_CHECK_DECLARATION): Don't hard-code which headers to include, though we still hard-code the `require'-like AC_CHECK_HEADERS calls for those previously hard-coded headers. Instead, take a new parameter. (jm_CHECK_DECLARATIONS): Reflect interface change.
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AC_DEFINE_UNQUOTED($jm_tr_func) $3], $4)dnl
.
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done
])
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