diff options
Diffstat (limited to 'converter/other/tifftopnm.c')
| -rw-r--r-- | converter/other/tifftopnm.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/converter/other/tifftopnm.c b/converter/other/tifftopnm.c index e97c40e0..28550c02 100644 --- a/converter/other/tifftopnm.c +++ b/converter/other/tifftopnm.c @@ -721,7 +721,7 @@ createFlipProcess(FILE * const outFileP, Create a process that runs the program Pamflip and writes its output to *imageoutFileP. - The process takes it input from a pipe that we create. We return as + The process takes its input from a pipe that we create. We return as *inPipePP a file stream connected to the other end of that pipe. I.e. Caller will write a Netpbm file stream to **inPipePP and a flipped @@ -952,9 +952,12 @@ static void pnmOut_term(pnmOut * const pnmOutP) { if (pnmOutP->flipping) { - /* Closing the pipes also terminates the Pamflip processes and - they consequently flush their output to pnmOutP->imageoutFileP - and pnmOutP->alphaFileP . + /* Closing the pipes also causes the Pamflip processes to terminate + and they consequently flush their output to pnmOutP->imageoutFileP + and pnmOutP->alphaFileP and close those file descriptors. + + But this termination and flushing and closing completes some time + _after_ our close. */ if (pnmOutP->imagePipeP) fclose(pnmOutP->imagePipeP); |