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authorPavel Labath <labath@google.com>2016-05-17 10:02:28 +0100
committerPavel Labath <labath@google.com>2016-05-18 16:41:34 +0000
commit2558e7154fe7da69d90c6f99632a84b624a90a9a (patch)
tree01b6efc8719b523e315cc868d31f203602f385f7 /share/cmake-3.5/Modules/CheckVariableExists.c
parent091caafda44f7fe52a94387b2eafcf204ea909d3 (diff)
downloadlinux-x86-2558e7154fe7da69d90c6f99632a84b624a90a9a.tar.gz
source: go/ab/2846898 Change-Id: I762a07bd4ff86251b349d36ae9359256204cd313
Diffstat (limited to 'share/cmake-3.5/Modules/CheckVariableExists.c')
-rw-r--r--share/cmake-3.5/Modules/CheckVariableExists.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/share/cmake-3.5/Modules/CheckVariableExists.c b/share/cmake-3.5/Modules/CheckVariableExists.c
new file mode 100644
index 0000000..752f6e4
--- /dev/null
+++ b/share/cmake-3.5/Modules/CheckVariableExists.c
@@ -0,0 +1,20 @@
+#ifdef CHECK_VARIABLE_EXISTS
+
+extern int CHECK_VARIABLE_EXISTS;
+
+#ifdef __CLASSIC_C__
+int main(){
+ int ac;
+ char*av[];
+#else
+int main(int ac, char*av[]){
+#endif
+ if(ac > 1000){return *av[0];}
+ return CHECK_VARIABLE_EXISTS;
+}
+
+#else /* CHECK_VARIABLE_EXISTS */
+
+# error "CHECK_VARIABLE_EXISTS has to specify the variable"
+
+#endif /* CHECK_VARIABLE_EXISTS */