diff options
Diffstat (limited to 'm4/ac_define_dir.m4')
-rw-r--r-- | m4/ac_define_dir.m4 | 69 |
1 files changed, 34 insertions, 35 deletions
diff --git a/m4/ac_define_dir.m4 b/m4/ac_define_dir.m4 index f7e028fc..e15cea2c 100644 --- a/m4/ac_define_dir.m4 +++ b/m4/ac_define_dir.m4 | |||
@@ -1,35 +1,34 @@ | |||
1 | dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) | 1 | dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) |
2 | dnl | 2 | dnl |
3 | dnl This macro _AC_DEFINEs VARNAME to the expansion of the DIR | 3 | dnl This macro sets VARNAME to the expansion of the DIR variable, |
4 | dnl variable, taking care of fixing up ${prefix} and such. | 4 | dnl taking care of fixing up ${prefix} and such. |
5 | dnl | 5 | dnl |
6 | dnl VARNAME is offered as both a C preprocessor symbol, and an output | 6 | dnl VARNAME is then offered as both an output variable and a C |
7 | dnl variable. | 7 | dnl preprocessor symbol. |
8 | dnl | 8 | dnl |
9 | dnl Note that the 3 argument form is only supported with autoconf 2.13 | 9 | dnl Example: |
10 | dnl and later (i.e. only where _AC_DEFINE supports 3 arguments). | 10 | dnl |
11 | dnl | 11 | dnl AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) |
12 | dnl Examples: | 12 | dnl |
13 | dnl | 13 | dnl @category Misc |
14 | dnl AC_DEFINE_DIR(DATADIR, datadir) | 14 | dnl @author Stepan Kasal <kasal@ucw.cz> |
15 | dnl AC_DEFINE_DIR(PROG_PATH, bindir, [Location of installed binaries]) | 15 | dnl @author Andreas Schwab <schwab@suse.de> |
16 | dnl | 16 | dnl @author Guido U. Draheim <guidod@gmx.de> |
17 | dnl @category Misc | 17 | dnl @author Alexandre Oliva |
18 | dnl @author Stepan Kasal <kasal@ucw.cz> | 18 | dnl @version 2006-10-13 |
19 | dnl @author Andreas Schwab <schwab@suse.de> | 19 | dnl @license AllPermissive |
20 | dnl @author Guido Draheim <guidod@gmx.de> | 20 | |
21 | dnl @author Alexandre Oliva | 21 | AC_DEFUN([AC_DEFINE_DIR], [ |
22 | dnl @version 2005-01-17 | 22 | prefix_NONE= |
23 | dnl @license AllPermissive | 23 | exec_prefix_NONE= |
24 | 24 | test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix | |
25 | AC_DEFUN([AC_DEFINE_DIR], [ | 25 | test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix |
26 | prefix_NONE= | 26 | dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn |
27 | exec_prefix_NONE= | 27 | dnl refers to ${prefix}. Thus we have to use `eval' twice. |
28 | test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix | 28 | eval ac_define_dir="\"[$]$2\"" |
29 | test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix | 29 | eval ac_define_dir="\"$ac_define_dir\"" |
30 | eval ac_define_dir="\"[$]$2\"" | 30 | AC_SUBST($1, "$ac_define_dir") |
31 | AC_SUBST($1, "$ac_define_dir") | 31 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) |
32 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) | 32 | test "$prefix_NONE" && prefix=NONE |
33 | test "$prefix_NONE" && prefix=NONE | 33 | test "$exec_prefix_NONE" && exec_prefix=NONE |
34 | test "$exec_prefix_NONE" && exec_prefix=NONE | 34 | ]) |
35 | ]) | ||