Give better names to variables

diff --git a/src/nnn.c b/src/nnn.c
index 2cba953b86b526aebe71583f8ea2f3705cb59107..78cf611c83e46c7852886ad13f994424d523a596 100644 (file)
--- a/src/nnn.c
+++ b/src/nnn.c
@@ -4441,8 +4441,8 @@ static bool get_output(char *file, char *arg1, char *arg2, int fdout, bool page)
        int index = 0, flags;
        bool ret = FALSE;
        bool have_file = fdout != -1;
-       int prog_in_fd = -1;
-       int prog_out_fd = -1;
+       int cmd_in_fd = -1;
+       int cmd_out_fd = -1;
        ssize_t len;
 
        /*
@@ -4461,12 +4461,12 @@ static bool get_output(char *file, char *arg1, char *arg2, int fdout, bool page)
                if (fdout == -1)
                        return FALSE;
 
-               prog_in_fd = STDIN_FILENO;
-               prog_out_fd = fdout;
+               cmd_in_fd = STDIN_FILENO;
+               cmd_out_fd = fdout;
        } else if (have_file) {
                // Case 3
-               prog_in_fd = STDIN_FILENO;
-               prog_out_fd = fdout;
+               cmd_in_fd = STDIN_FILENO;
+               cmd_out_fd = fdout;
        } else {
                // Case 1
                if (pipe(pipefd) == -1)
@@ -4483,16 +4483,17 @@ static bool get_output(char *file, char *arg1, char *arg2, int fdout, bool page)
                        fcntl(pipefd[index], F_SETFL, flags);
                }
 
-               prog_in_fd = pipefd[0];
-               prog_out_fd = pipefd[1];
+               cmd_in_fd = pipefd[0];
+               cmd_out_fd = pipefd[1];
        }
 
        pid = fork();
        if (pid == 0) {
-               close(prog_in_fd);
-               dup2(prog_out_fd, STDOUT_FILENO);
-               dup2(prog_out_fd, STDERR_FILENO);
-               close(prog_out_fd);
+               /* In child */
+               close(cmd_in_fd);
+               dup2(cmd_out_fd, STDOUT_FILENO);
+               dup2(cmd_out_fd, STDERR_FILENO);
+               close(cmd_out_fd);
 
                spawn(utils[UTIL_SH_EXEC], file, arg1, arg2, F_MULTI);
                _exit(EXIT_SUCCESS);