diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/include-exclude-prog.m4 | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/m4/include-exclude-prog.m4 b/m4/include-exclude-prog.m4 index c48c70b67..387386dfe 100644 --- a/m4/include-exclude-prog.m4 +++ b/m4/include-exclude-prog.m4 @@ -1,4 +1,4 @@ -#serial 1 +#serial 2 dnl Copyright (C) 2007 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -9,15 +9,17 @@ dnl From Jim Meyering. # Usage: gl_ADD_PROG([prog_list_var_name], [prog_name]) AC_DEFUN([gl_ADD_PROG], [{ - $1="$$1 $2" - MAN="$MAN $2.1" + if test -z "$$1"; then + $1=$2 + else + $1="$$1 $2" + fi }]) # Usage: gl_REMOVE_PROG([prog_list_var_name], [prog_name]) AC_DEFUN([gl_REMOVE_PROG], [{ - $1=`echo "$$1"|sed 's/\<'"$1"'//;s/ */ /g'` - MAN=`echo "$MAN"|sed 's/\<'"$1"'\.1//'` + $1=`echo "$$1"|sed 's/\<'"$1"'\>//;s/ */ /g;s/^ *//;s/ *$//'` }]) # Given the name of a variable containing a space-separated list of |