| | 1 | # Search path for a program which passes the given test. |
| | 2 | # Ulrich Drepper <drepper@cygnus.com>, 1996. |
| | 3 | # |
| | 4 | # This file can be copied and used freely without restrictions. It can |
| | 5 | # be used in projects which are not available under the GNU General Public |
| | 6 | # License but which still want to provide support for the GNU gettext |
| | 7 | # functionality. |
| | 8 | # Please note that the actual code of GNU gettext is covered by the GNU |
| | 9 | # General Public License and is *not* in the public domain. |
| | 10 | |
| | 11 | # serial 2 |
| | 12 | |
| | 13 | dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, |
| | 14 | dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) |
| | 15 | AC_DEFUN([AM_PATH_PROG_WITH_TEST], |
| | 16 | [# Extract the first word of "$2", so it can be a program name with args. |
| | 17 | set dummy $2; ac_word=[$]2 |
| | 18 | AC_MSG_CHECKING([for $ac_word]) |
| | 19 | AC_CACHE_VAL(ac_cv_path_$1, |
| | 20 | [case "[$]$1" in |
| | 21 | /*) |
| | 22 | ac_cv_path_$1="[$]$1" # Let the user override the test with a path. |
| | 23 | ;; |
| | 24 | *) |
| | 25 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" |
| | 26 | for ac_dir in ifelse([$5], , $PATH, [$5]); do |
| | 27 | test -z "$ac_dir" && ac_dir=. |
| | 28 | if test -f $ac_dir/$ac_word; then |
| | 29 | if [$3]; then |
| | 30 | ac_cv_path_$1="$ac_dir/$ac_word" |
| | 31 | break |
| | 32 | fi |
| | 33 | fi |
| | 34 | done |
| | 35 | IFS="$ac_save_ifs" |
| | 36 | dnl If no 4th arg is given, leave the cache variable unset, |
| | 37 | dnl so AC_PATH_PROGS will keep looking. |
| | 38 | ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" |
| | 39 | ])dnl |
| | 40 | ;; |
| | 41 | esac])dnl |
| | 42 | $1="$ac_cv_path_$1" |
| | 43 | if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then |
| | 44 | AC_MSG_RESULT([$]$1) |
| | 45 | else |
| | 46 | AC_MSG_RESULT(no) |
| | 47 | fi |
| | 48 | AC_SUBST($1)dnl |
| | 49 | ]) |
projects / bison.git / blame_incremental