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tweaks: close the unused reading ends of two more output pipes 

It is done for 'spell', so do it also for 'sort' and 'uniq'.
master
Benno Schulenberg 2019-10-27 10:34:12 +01:00
parent f230c46e5e
commit 7d4f279c04
1 changed files with 3 additions and 2 deletions
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5
src/text.c
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@ -2357,8 +2357,6 @@ const char *do_int_speller(const char *tempfile_name)
/* Fork a process to run spell in. */
if ((pid_spell = fork()) == 0) {
close(spell_fd[0]);
/* Child: open the temporary file that holds the text to be checked. */
if ((tempfile_fd = open(tempfile_name, O_RDONLY)) == -1)
exit(6);
@ -2373,6 +2371,7 @@ const char *do_int_speller(const char *tempfile_name)
if (dup2(spell_fd[1], STDOUT_FILENO) != STDOUT_FILENO)
exit(8);
close(spell_fd[0]);
close(spell_fd[1]);
/* Now run the spell program. */
@ -2397,6 +2396,7 @@ const char *do_int_speller(const char *tempfile_name)
if (dup2(sort_fd[1], STDOUT_FILENO) != STDOUT_FILENO)
exit(8);
close(sort_fd[0]);
close(sort_fd[1]);
/* Now run the sort program. Use -f to mix upper and lower case. */
@ -2418,6 +2418,7 @@ const char *do_int_speller(const char *tempfile_name)
if (dup2(uniq_fd[1], STDOUT_FILENO) != STDOUT_FILENO)
exit(8);
close(uniq_fd[0]);
close(uniq_fd[1]);
execlp("uniq", "uniq", NULL);