diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 81 |
1 files changed, 75 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac index e0d0da3..66aedb9 100644 --- a/configure.ac +++ b/configure.ac @@ -85,7 +85,7 @@ AC_DEFUN([GIT_PARSE_WITH], # GIT_PARSE_WITH_SET_MAKE_VAR(WITHNAME, VAR, HELP_TEXT) # ----------------------------------------------------- -# Set VAR to the value specied by --with-WITHNAME. +# Set VAR to the value specified by --with-WITHNAME. # No verification of arguments is performed, but warnings are issued # if either 'yes' or 'no' is specified. # HELP_TEXT is presented when --help is called. @@ -475,8 +475,18 @@ else if test "$git_cv_ld_rpath" = "yes"; then CC_LD_DYNPATH=-rpath else - CC_LD_DYNPATH= - AC_MSG_WARN([linker does not support runtime path to dynamic libraries]) + AC_CACHE_CHECK([if linker supports -Wl,+b,], git_cv_ld_wl_b, [ + SAVE_LDFLAGS="${LDFLAGS}" + LDFLAGS="${SAVE_LDFLAGS} -Wl,+b,/" + AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [git_cv_ld_wl_b=yes], [git_cv_ld_wl_b=no]) + LDFLAGS="${SAVE_LDFLAGS}" + ]) + if test "$git_cv_ld_wl_b" = "yes"; then + CC_LD_DYNPATH=-Wl,+b, + else + CC_LD_DYNPATH= + AC_MSG_WARN([linker does not support runtime path to dynamic libraries]) + fi fi fi fi @@ -763,9 +773,19 @@ AC_CHECK_LIB([c], [basename], GIT_CONF_SUBST([NEEDS_LIBGEN]) test -n "$NEEDS_LIBGEN" && LIBS="$LIBS -lgen" -AC_CHECK_LIB([c], [gettext], -[LIBC_CONTAINS_LIBINTL=YesPlease], -[LIBC_CONTAINS_LIBINTL=]) +AC_DEFUN([LIBINTL_SRC], [ +AC_LANG_PROGRAM([[ +#include <libintl.h> +]],[[ +char *msg = gettext("test"); +]])]) + +AC_MSG_CHECKING([if libc contains libintl]) +AC_LINK_IFELSE([LIBINTL_SRC], + [AC_MSG_RESULT([yes]) + LIBC_CONTAINS_LIBINTL=YesPlease], + [AC_MSG_RESULT([no]) + LIBC_CONTAINS_LIBINTL=]) GIT_CONF_SUBST([LIBC_CONTAINS_LIBINTL]) # @@ -824,12 +844,61 @@ AC_MSG_CHECKING([for old iconv()]) AC_COMPILE_IFELSE([OLDICONVTEST_SRC], [AC_MSG_RESULT([no])], [AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_OLD_ICONV, 1) OLD_ICONV=UnfortunatelyYes]) GIT_UNSTASH_FLAGS($ICONVDIR) GIT_CONF_SUBST([OLD_ICONV]) +# +# Define ICONV_OMITS_BOM if you are on a system which +# iconv omits bom for utf-{16,32} +if test -z "$NO_ICONV"; then +AC_CACHE_CHECK([whether iconv omits bom for utf-16 and utf-32], + [ac_cv_iconv_omits_bom], +[ +old_LIBS="$LIBS" +if test -n "$NEEDS_LIBICONV"; then + LIBS="$LIBS -liconv" +fi + +AC_RUN_IFELSE( + [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT + #include <iconv.h> + #ifdef HAVE_OLD_ICONV + typedef const char *iconv_ibp; + #else + typedef char *iconv_ibp; + #endif + ], + [[ + int v; + iconv_t conv; + char in[] = "a"; iconv_ibp pin = in; + char out[20] = ""; char *pout = out; + size_t isz = sizeof in; + size_t osz = sizeof out; + + conv = iconv_open("UTF-16", "UTF-8"); + iconv(conv, &pin, &isz, &pout, &osz); + iconv_close(conv); + v = (unsigned char)(out[0]) + (unsigned char)(out[1]); + return v != 0xfe + 0xff; + ]])], + [ac_cv_iconv_omits_bom=no], + [ac_cv_iconv_omits_bom=yes]) + +LIBS="$old_LIBS" +]) +if test "x$ac_cv_iconv_omits_bom" = xyes; then + ICONV_OMITS_BOM=Yes +else + ICONV_OMITS_BOM= +fi +GIT_CONF_SUBST([ICONV_OMITS_BOM]) +fi + ## Checks for typedefs, structures, and compiler characteristics. AC_MSG_NOTICE([CHECKS for typedefs, structures, and compiler characteristics]) # |