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CMake: Check for the needed lgi dependency 

We only need lgi for running, not for building. This means that our lgi
dependency is easily missed. This commit makes this dependency more explicit.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2012-11-25 19:43:09 +01:00
parent fd1e751919
commit 574811d270
2 changed files with 35 additions and 0 deletions
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4
CMakeLists.txt
View File

@ -103,6 +103,10 @@ target_link_libraries(${PROJECT_AWE_NAME}
${AWESOME_REQUIRED_LDFLAGS} ${AWESOME_REQUIRED_LDFLAGS}
${AWESOME_OPTIONAL_LDFLAGS}) ${AWESOME_OPTIONAL_LDFLAGS})
# check for lgi and the needed gobject introspection files
add_custom_target(lgi-check ALL
COMMAND ${SOURCE_DIR}/build-utils/lgi-check.sh)
# atoms # atoms
file(MAKE_DIRECTORY ${BUILD_DIR}/common) file(MAKE_DIRECTORY ${BUILD_DIR}/common)
add_custom_command( add_custom_command(

31
build-utils/lgi-check.sh Executable file
View File

@ -0,0 +1,31 @@
#!/bin/sh
die()
{
exec >&2
echo
echo
echo " WARNING"
echo " ======="
echo
echo " The lgi check failed."
echo " The Lua GObject introspection package is just a runtime dependency, so it is not"
echo " necessary for building awesome. However, awesome needs it to run."
echo " Add AWESOME_IGNORE_LGI=1 to your environment to continue."
echo
echo
if [ "x$AWESOME_IGNORE_LGI" = "x1" ]
then
exit 0
fi
exit 1
}
# Check if we have lgi
lua -e 'require("lgi")' || die
# Check the version number
lua -e 'if tonumber(string.match(require("lgi.version"), "(%d%.%d)")) <= 0.5 then error("lgi too old, need at least version 0.6.1") end' || die
# Check for the needed gi files
lua -e 'l = require("lgi") assert(l.cairo, l.Pango, l.PangoCairo)' || die