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authorjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-01-02 01:14:45 +0000
committerjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-01-02 01:14:45 +0000
commit379ea2fe107da3ecb56c91bce852efeb55279b00 (patch)
tree6e2680e867baaa65f0330f8d53089d7fcff05247 /tools/missing-macros/src/m4
parent20a4e0bcbc2868cbc9ebcb579a7fc67587e0ca60 (diff)
[tools] missing-macros: add as-compiler-flag.m4 and as-version.m4
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24877 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'tools/missing-macros/src/m4')
-rw-r--r--tools/missing-macros/src/m4/as-compiler-flag.m462
-rw-r--r--tools/missing-macros/src/m4/as-version.m471
2 files changed, 133 insertions, 0 deletions
diff --git a/tools/missing-macros/src/m4/as-compiler-flag.m4 b/tools/missing-macros/src/m4/as-compiler-flag.m4
new file mode 100644
index 000000000..0f660cf07
--- /dev/null
+++ b/tools/missing-macros/src/m4/as-compiler-flag.m4
@@ -0,0 +1,62 @@
+dnl as-compiler-flag.m4 0.1.0
+
+dnl autostars m4 macro for detection of compiler flags
+
+dnl David Schleef <ds@schleef.org>
+
+dnl $Id: as-compiler-flag.m4,v 1.1 2005/12/15 23:35:19 ds Exp $
+
+dnl AS_COMPILER_FLAG(CFLAGS, ACTION-IF-ACCEPTED, [ACTION-IF-NOT-ACCEPTED])
+dnl Tries to compile with the given CFLAGS.
+dnl Runs ACTION-IF-ACCEPTED if the compiler can compile with the flags,
+dnl and ACTION-IF-NOT-ACCEPTED otherwise.
+
+AC_DEFUN([AS_COMPILER_FLAG],
+[
+ AC_MSG_CHECKING([to see if compiler understands $1])
+
+ save_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $1"
+
+ AC_TRY_COMPILE([ ], [], [flag_ok=yes], [flag_ok=no])
+ CFLAGS="$save_CFLAGS"
+
+ if test "X$flag_ok" = Xyes ; then
+ m4_ifvaln([$2],[$2])
+ true
+ else
+ m4_ifvaln([$3],[$3])
+ true
+ fi
+ AC_MSG_RESULT([$flag_ok])
+])
+
+dnl AS_COMPILER_FLAGS(VAR, FLAGS)
+dnl Tries to compile with the given CFLAGS.
+
+AC_DEFUN([AS_COMPILER_FLAGS],
+[
+ list=$2
+ flags_supported=""
+ flags_unsupported=""
+ AC_MSG_CHECKING([for supported compiler flags])
+ for each in $list
+ do
+ save_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $each"
+ AC_TRY_COMPILE([ ], [], [flag_ok=yes], [flag_ok=no])
+ CFLAGS="$save_CFLAGS"
+
+ if test "X$flag_ok" = Xyes ; then
+ flags_supported="$flags_supported $each"
+ else
+ flags_unsupported="$flags_unsupported $each"
+ fi
+ done
+ AC_MSG_RESULT([$flags_supported])
+ if test "X$flags_unsupported" != X ; then
+ AC_MSG_WARN([unsupported compiler flags: $flags_unsupported])
+ fi
+ $1="$$1 $flags_supported"
+])
+
diff --git a/tools/missing-macros/src/m4/as-version.m4 b/tools/missing-macros/src/m4/as-version.m4
new file mode 100644
index 000000000..a5b439903
--- /dev/null
+++ b/tools/missing-macros/src/m4/as-version.m4
@@ -0,0 +1,71 @@
+dnl as-version.m4 0.2.0
+
+dnl autostars m4 macro for versioning
+
+dnl Thomas Vander Stichele <thomas at apestaart dot org>
+
+dnl $Id: as-version.m4,v 1.4 2004/06/01 09:40:05 thomasvs Exp $
+
+dnl AS_VERSION
+
+dnl example
+dnl AS_VERSION
+
+dnl this macro
+dnl - AC_SUBST's PACKAGE_VERSION_MAJOR, _MINOR, _MICRO
+dnl - AC_SUBST's PACKAGE_VERSION_RELEASE,
+dnl which can be used for rpm release fields
+dnl - doesn't call AM_INIT_AUTOMAKE anymore because it prevents
+dnl maintainer mode from running correctly
+dnl
+dnl don't forget to put #undef PACKAGE_VERSION_RELEASE in acconfig.h
+dnl if you use acconfig.h
+
+AC_DEFUN([AS_VERSION],
+[
+ PACKAGE_VERSION_MAJOR=$(echo AC_PACKAGE_VERSION | cut -d'.' -f1)
+ PACKAGE_VERSION_MINOR=$(echo AC_PACKAGE_VERSION | cut -d'.' -f2)
+ PACKAGE_VERSION_MICRO=$(echo AC_PACKAGE_VERSION | cut -d'.' -f3)
+
+ AC_SUBST(PACKAGE_VERSION_MAJOR)
+ AC_SUBST(PACKAGE_VERSION_MINOR)
+ AC_SUBST(PACKAGE_VERSION_MICRO)
+])
+
+dnl AS_NANO(ACTION-IF-NO-NANO, [ACTION-IF-NANO])
+
+dnl requires AC_INIT to be called before
+dnl For projects using a fourth or nano number in your versioning to indicate
+dnl development or prerelease snapshots, this macro allows the build to be
+dnl set up differently accordingly.
+
+dnl this macro:
+dnl - parses AC_PACKAGE_VERSION, set by AC_INIT, and extracts the nano number
+dnl - sets the variable PACKAGE_VERSION_NANO
+dnl - sets the variable PACKAGE_VERSION_RELEASE, which can be used
+dnl for rpm release fields
+dnl - executes ACTION-IF-NO-NANO or ACTION-IF-NANO
+
+dnl example:
+dnl AS_NANO(RELEASE="yes", RELEASE="no")
+
+AC_DEFUN([AS_NANO],
+[
+ AC_MSG_CHECKING(nano version)
+
+ NANO=$(echo AC_PACKAGE_VERSION | cut -d'.' -f4)
+
+ if test x"$NANO" = x || test "x$NANO" = "x0" ; then
+ AC_MSG_RESULT([0 (release)])
+ NANO=0
+ PACKAGE_VERSION_RELEASE=1
+ ifelse([$1], , :, [$1])
+ else
+ AC_MSG_RESULT($NANO)
+ PACKAGE_VERSION_RELEASE=0.`date +%Y%m%d.%H%M%S`
+ ifelse([$2], , :, [$2])
+ fi
+ PACKAGE_VERSION_NANO=$NANO
+ AC_SUBST(PACKAGE_VERSION_NANO)
+ AC_SUBST(PACKAGE_VERSION_RELEASE)
+])