autoconf: support mac os

46e07705 · Wesley W. Terpstra · 61c0fe2a · 46e07705
Commit 46e07705 authored Apr 28, 2016 by Wesley W. Terpstra
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Showing with 13 additions and 9 deletions

configure.ac api/configure.ac +13 -9

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--- a/api/configure.ac
+++ b/api/configure.ac
@@ -30,16 +30,20 @@ AC_TRY_COMPILE([],[],
  AC_MSG_RESULT(no)
  CFLAGS="$old_CFLAGS")

-AC_CACHE_CHECK([for lsb_release supporting -d -s], [ac_cv_path_LSB_RELEASE_CMD],
- [AC_PATH_PROGS_FEATURE_CHECK([LSB_RELEASE_CMD], [lsb_release],
-  [[$ac_path_LSB_RELEASE_CMD -d -s > /dev/null && ac_cv_path_LSB_RELEASE_CMD=$ac_path_LSB_RELEASE_CMD]],
-  [AC_MSG_ERROR([could not find acceptable lsb_release])])])
-AC_CACHE_CHECK([for operating system], [ac_cv_OPERATING_SYSTEM],
-  [os="$($ac_cv_path_LSB_RELEASE_CMD -d -s)"
-   os="${os%\"}"
-   ac_cv_OPERATING_SYSTEM="${os#\"}"])
+AC_PATH_PROG([UNAME], [uname], [false])
+AC_PATH_PROG([LSB_RELEASE], [lsb_release], [false])
+AC_PATH_PROG([SW_VERS], [sw_vers], [false])

-AC_DEFINE_UNQUOTED([OPERATING_SYSTEM], ["$ac_cv_OPERATING_SYSTEM"], [The operating system of the build system])
+AC_CACHE_CHECK([for operating system], [ac_cv_OS], [AS_CASE([`${UNAME} -s`], 
+  [Linux], [AS_IF(["${LSB_RELEASE}" -d -s 2>/dev/null >/dev/null], 
+                  [os=`"${LSB_RELEASE}" -d -s`; os="${os%\"}"; ac_cv_OS="${os#\"}"],
+                  [AC_MSG_ERROR([lsb_release is required])])],
+  [Darwin], [AS_IF(["${SW_VERS}" 2>/dev/null >/dev/null],
+                   [ac_cv_OS="`${SW_VERS} -productName` `${SW_VERS} -productVersion`"],
+                   [AC_MSG_ERROR([sw_vers is required])])],
+  [ac_cv_OS="unknown"])])
+
+AC_DEFINE_UNQUOTED([OPERATING_SYSTEM], ["$ac_cv_OS"], [The operating system of the build system])
 AC_DEFINE_UNQUOTED([HOSTNAME], ["${HOSTNAME:-unknown}"], [The hostname of the build system])
 AC_DEFINE_UNQUOTED([USERNAME], ["${USERNAME:-${LOGNAME:-${USER:-unknown}}}"], [The username of the person compiling saftlib])