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Diffstat (limited to 'src/pnmcurvedit.cxx')
| -rw-r--r-- | src/pnmcurvedit.cxx | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/pnmcurvedit.cxx b/src/pnmcurvedit.cxx index a9e9e5a..3dca6b6 100644 --- a/src/pnmcurvedit.cxx +++ b/src/pnmcurvedit.cxx @@ -35,7 +35,8 @@ static void stdin_cb(int fd, void *d) { char *curve = NULL; - fgets(cmd, sizeof(cmd), stdin); + if (fgets(cmd, sizeof(cmd), stdin) == NULL) + exit(0); for (int i = strlen(cmd) - 1; i >= 0; i--) if (isspace(cmd[i])) { |