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| author | Ian Lance Taylor <ian@airs.com> | 1997-08-01 01:43:21 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@airs.com> | 1997-08-01 01:43:21 +0000 |
| commit | 5e377ed2f2fe756468a14385ad7364053d637025 (patch) | |
| tree | cea45047aee291cb7ca955fddb50dc8dabf07598 /bfd/acmacros.m4 | |
| parent | 9df51f4f39d0a028d2326ed8abb3b49fb7988761 (diff) | |
| download | gdb-5e377ed2f2fe756468a14385ad7364053d637025.zip gdb-5e377ed2f2fe756468a14385ad7364053d637025.tar.gz gdb-5e377ed2f2fe756468a14385ad7364053d637025.tar.bz2 | |
tweaks
Diffstat (limited to 'bfd/acmacros.m4')
| -rw-r--r-- | bfd/acmacros.m4 | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/bfd/acmacros.m4 b/bfd/acmacros.m4 new file mode 100644 index 0000000..ecb4c79 --- /dev/null +++ b/bfd/acmacros.m4 @@ -0,0 +1,49 @@ +dnl See whether we need to use fopen-bin.h rather than fopen-same.h. +AC_DEFUN(BFD_BINARY_FOPEN, +[AC_REQUIRE([AC_CANONICAL_SYSTEM]) +case "${host}" in +changequote(,)dnl +i[345]86-*-msdos* | i[345]86-*-go32* | *-*-cygwin32 | *-*-windows) +changequote([,])dnl + AC_DEFINE(USE_BINARY_FOPEN) ;; +esac])dnl + +dnl Get a default for CC_FOR_BUILD to put into Makefile. +AC_DEFUN(BFD_CC_FOR_BUILD, +[# Put a plausible default for CC_FOR_BUILD in Makefile. +if test -z "$CC_FOR_BUILD"; then + if test "x$cross_compiling" = "xno"; then + CC_FOR_BUILD='$(CC)' + else + CC_FOR_BUILD=gcc + fi +fi +AC_SUBST(CC_FOR_BUILD)])dnl + +dnl See whether we need a declaration for a function. +AC_DEFUN(BFD_NEED_DECLARATION, +[AC_MSG_CHECKING([whether $1 must be declared]) +AC_CACHE_VAL(bfd_cv_decl_needed_$1, +[AC_TRY_COMPILE([ +#include <stdio.h> +#ifdef HAVE_STRING_H +#include <string.h> +#else +#ifdef HAVE_STRINGS_H +#include <strings.h> +#endif +#endif +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif], +[char *(*pfn) = (char *(*)) $1], +bfd_cv_decl_needed_$1=no, bfd_cv_decl_needed_$1=yes)]) +AC_MSG_RESULT($bfd_cv_decl_needed_$1) +if test $bfd_cv_decl_needed_$1 = yes; then + bfd_tr_decl=NEED_DECLARATION_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` + AC_DEFINE_UNQUOTED($bfd_tr_decl) +fi +])dnl |