Mercurial > hg > audiostuff
comparison spandsp-0.0.6pre17/config/ax_check_real_file.m4 @ 4:26cd8f1ef0b1
import spandsp-0.0.6pre17
| author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
|---|---|
| date | Fri, 25 Jun 2010 15:50:58 +0200 |
| parents | |
| children |
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| 3:c6c5a16ce2f2 | 4:26cd8f1ef0b1 |
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| 1 # AX_CHECK_REAL_FILE(FILE, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) | |
| 2 # ------------------------------------------------------------------ | |
| 3 # | |
| 4 # Check for the existence of FILE, and make sure it is a real file or | |
| 5 # directory, and not a symbolic link. | |
| 6 # | |
| 7 AC_DEFUN([AX_CHECK_REAL_FILE], | |
| 8 [AC_DIAGNOSE([cross], | |
| 9 [cannot check for file existence when cross compiling])dnl | |
| 10 AS_VAR_PUSHDEF([ac_RealFile], [ac_cv_real_file_$1])dnl | |
| 11 AC_CACHE_CHECK([for $1], ac_RealFile, | |
| 12 [test "$cross_compiling" = yes && | |
| 13 AC_MSG_ERROR([cannot check for file existence when cross compiling]) | |
| 14 if test -r "$1" | |
| 15 then | |
| 16 if test -h "$1" | |
| 17 then | |
| 18 AS_VAR_SET(ac_RealFile, no) | |
| 19 else | |
| 20 AS_VAR_SET(ac_RealFile, yes) | |
| 21 fi | |
| 22 else | |
| 23 AS_VAR_SET(ac_RealFile, no) | |
| 24 fi]) | |
| 25 AS_IF([test AS_VAR_GET(ac_RealFile) = yes], [$2], [$3])[]dnl | |
| 26 AS_VAR_POPDEF([ac_RealFile])dnl | |
| 27 ])# AX_CHECK_REAL_FILE |