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Check for errors on close(2) too. And lseek(2).

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75793 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-07-15 16:43:01 +00:00
parent 9f79d3ea50
commit d3a974fc20
1 changed files with 6 additions and 2 deletions
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8
lib/Support/raw_ostream.cpp
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@ -279,7 +279,8 @@ raw_fd_ostream::~raw_fd_ostream() {
if (FD >= 0) { if (FD >= 0) {
flush(); flush();
if (ShouldClose) if (ShouldClose)
::close(FD); if (::close(FD) != 0)
llvm_report_error("IO failure closing output stream.");
} }
} }
@ -294,13 +295,16 @@ void raw_fd_ostream::close() {
assert (ShouldClose); assert (ShouldClose);
ShouldClose = false; ShouldClose = false;
flush(); flush();
::close(FD); if (::close(FD) != 0)
llvm_report_error("IO failure closing output stream.");
FD = -1; FD = -1;
} }
uint64_t raw_fd_ostream::seek(uint64_t off) { uint64_t raw_fd_ostream::seek(uint64_t off) {
flush(); flush();
pos = ::lseek(FD, off, SEEK_SET); pos = ::lseek(FD, off, SEEK_SET);
if (pos != off)
llvm_report_error("IO failure seeking on output stream.");
return pos; return pos;
} }