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FindALSA: Fix version detection after last commit 

Also, removed detection of header file from <PREFIX>/include.
Can't find any example in alsa source code where the library headers
were installed outside of <PREFIX>/include/alsa.
This commit is contained in:
Philip Lowman 2012-02-11 20:37:48 -05:00
parent 815485e933
commit 11cf52ebce
1 changed files with 3 additions and 5 deletions
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8
Modules/FindALSA.cmake
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@ -25,9 +25,7 @@
# (To distribute this file outside of CMake, substitute the full
# License text for the above reference.)
# Try to find asoundlib.h both in <PREFIX>/include/alsa and <PREFIX>/include
# since older versions of ALSA put it in include directly
find_path(ALSA_INCLUDE_DIR NAMES alsa/asoundlib.h asoundlib.h
find_path(ALSA_INCLUDE_DIR NAMES alsa/asoundlib.h
DOC "The ALSA (asound) include directory"
)
@ -35,8 +33,8 @@ find_library(ALSA_LIBRARY NAMES asound
DOC "The ALSA (asound) library"
)
if(ALSA_INCLUDE_DIR AND EXISTS "${ALSA_INCLUDE_DIR}/version.h")
file(STRINGS "${ALSA_INCLUDE_DIR}/version.h" alsa_version_str REGEX "^#define[\t ]+SND_LIB_VERSION_STR[\t ]+\".*\"")
if(ALSA_INCLUDE_DIR AND EXISTS "${ALSA_INCLUDE_DIR}/alsa/version.h")
file(STRINGS "${ALSA_INCLUDE_DIR}/alsa/version.h" alsa_version_str REGEX "^#define[\t ]+SND_LIB_VERSION_STR[\t ]+\".*\"")
string(REGEX REPLACE "^.*SND_LIB_VERSION_STR[\t ]+\"([^\"]*)\".*$" "\\1" ALSA_VERSION_STRING "${alsa_version_str}")
unset(alsa_version_str)