diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 75ad236a73..d110126399 100644 --- a/configure.in +++ b/configure.in @@ -676,6 +676,41 @@ else have_plugins=no fi +# +# Check whether we can use dladdr to find the pathname of an executable. +# +AC_MSG_CHECKING(whether dladdr can be used to find the pathname of an executable) +ac_save_CFLAGS="$CFLAGS" +ac_save_LIBS="$LIBS" +CFLAGS="$CFLAGS $GLIB_CFLAGS" +LIBS="$GLIB_LIBS $LIBS" +AC_TRY_RUN([ +#include <stdio.h> +#include <dlfcn.h> + +int +main(void) +{ + Dl_info info; + + if (!dladdr((const void *)main, &info)) + return 1; /* failure */ + if (info.dli_fname[0] != '/') + return 1; /* not an absolute path - failure */ + return 0; /* assume success */ +} +], ac_cv_dladdr_finds_executable_path=yes, ac_cv_dladdr_finds_executable_path=no, + [echo $ac_n "cross compiling; assumed OK... $ac_c" + ac_cv_dladdr_finds_executable_path=yes]) +CFLAGS="$ac_save_CFLAGS" +LIBS="$ac_save_LIBS" +if test x$ac_cv_dladdr_finds_executable_path = xyes +then + AC_DEFINE(DLADDR_FINDS_EXECUTABLE_PATH, 1, [Define if dladdr can be used to find the path of the executable]) +fi +AC_MSG_RESULT($ac_cv_dladdr_finds_executable_path) + + dnl IGE Mac integration check AC_MSG_CHECKING(whether to use IGE Mac integration functions) |