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authorYouness Alaoui <kakaroto@kakaroto.homelinux.net>2011-10-15 09:30:52 +0000
committerYouness Alaoui <kakaroto@kakaroto.homelinux.net>2011-10-15 09:30:52 +0000
commitc377a50f7063a1e4eed4932a92dba2afd96715f6 (patch)
treeef7c57b1e83f99c7453ce5aecf86f01970855709 /legacy/elementary/m4
parent7acf4fc06f53d72c42944527a744af91295ef4a9 (diff)
Elementary: Check for PATH_MAX define availability
SVN revision: 64089
Diffstat (limited to 'legacy/elementary/m4')
-rw-r--r--legacy/elementary/m4/efl_path_max.m436
1 files changed, 36 insertions, 0 deletions
diff --git a/legacy/elementary/m4/efl_path_max.m4 b/legacy/elementary/m4/efl_path_max.m4
new file mode 100644
index 0000000..f57bfd2
--- /dev/null
+++ b/legacy/elementary/m4/efl_path_max.m4
@@ -0,0 +1,36 @@
1dnl Check for PATH_MAX in limits.h, and define a default value if not found
2dnl This is a workaround for systems not providing PATH_MAX, like GNU/Hurd
3
4dnl EFL_CHECK_PATH_MAX([DEFAULT_VALUE_IF_NOT_FOUND])
5dnl
6dnl If PATH_MAX is not defined in <limits.h>, defines it
7dnl to DEFAULT_VALUE_IF_NOT_FOUND if it exists, or fallback
8dnl to using 4096
9
10AC_DEFUN([EFL_CHECK_PATH_MAX],
11[
12
13default_max=m4_default([$1], "4096")
14AC_LANG_PUSH([C])
15
16AC_MSG_CHECKING([for PATH_MAX in limits.h])
17AC_COMPILE_IFELSE(
18 [AC_LANG_PROGRAM(
19 [[
20#include <limits.h>
21 ]],
22 [[
23int i = PATH_MAX;
24 ]])],
25 [AC_MSG_RESULT([yes])],
26 [
27 AC_DEFINE_UNQUOTED([PATH_MAX],
28 [${default_max}],
29 [default value since PATH_MAX is not defined])
30 AC_MSG_RESULT([no: using ${default_max}])
31 ])
32
33AC_LANG_POP([C])
34
35])
36dnl end of efl_path_max.m4