Merge pull request #86 from alicevision/fix/apps_win

Examples on windows

Author: simogasp

appveyor.yml

@@ -20,7 +20,7 @@ install:
 before_build:
     - md build
     - cd build
-    - cmake -G "Visual Studio 14 2015" -A x64 -T v140,host=x64 -DPopSift_BUILD_EXAMPLES:BOOL=OFF -DCMAKE_BUILD_TYPE=%configuration% -DCMAKE_TOOLCHAIN_FILE=c:/tools/vcpkg/scripts/buildsystems/vcpkg.cmake ..
+    - cmake -G "Visual Studio 14 2015" -A x64 -T v140,host=x64 -DPopSift_BUILD_EXAMPLES:BOOL=ON -DCMAKE_BUILD_TYPE=%configuration% -DCMAKE_TOOLCHAIN_FILE=c:/tools/vcpkg/scripts/buildsystems/vcpkg.cmake ..
     - ls -l
 
 build:

src/application/pgmread.cpp

@@ -38,13 +38,13 @@ unsigned char* readPGMfile( const string& filename, int& w, int& h )
 {
     boost::filesystem::path input_file( filename );
 
-    if( not boost::filesystem::exists( input_file ) ) {
+    if( ! boost::filesystem::exists( input_file ) ) {
         cerr << "File " << input_file << " does not exist" << endl;
         return nullptr;
     }
 
     ifstream pgmfile( filename.c_str(), ios::binary );
-    if( not pgmfile.is_open() ) {
+    if( ! pgmfile.is_open() ) {
         cerr << "File " << input_file << " could not be opened for reading" << endl;
         return nullptr;
     }