Added sharedFile::exists() call to match version in sharedPage class, fixed sharedPage::exists not being inside SHM_ENABLED block.
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2 changed files with 10 additions and 2 deletions
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@ -348,6 +348,8 @@ namespace IPC {
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close();
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}
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#ifdef SHM_ENABLED
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/// Returns true if the open file still exists.
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/// \TODO Not implemented under Windows.
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bool sharedPage::exists(){
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@ -364,7 +366,6 @@ namespace IPC {
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#endif
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}
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#ifdef SHM_ENABLED
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///\brief Unmaps a shared page if allowed
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void sharedPage::unmap() {
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if (mapped && len) {
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@ -561,6 +562,13 @@ namespace IPC {
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}
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}
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/// Returns true if the open file still exists.
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bool sharedFile::exists(){
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struct stat sb;
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if (fstat(handle, &sb)){return false;}
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return (sb.st_nlink > 0);
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}
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///\brief Initialize a page, de-initialize before if needed
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///\param name_ The name of the page to be created
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///\param len_ The size to make the page
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@ -109,9 +109,9 @@ namespace IPC {
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bool operator < (const sharedFile & rhs) const {
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return name < rhs.name;
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}
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bool exists(){return true;}
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void close();
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void unmap();
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bool exists();
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///\brief The fd handle of the opened shared file
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int handle;
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///\brief The name of the opened shared file
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