empire/empserver
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Refactor redirection data structure, no functional change:

Browse source 
(redir_is_pipe): New.
(doredir, dopipe): Set it.
(pipe_fp): Remove.  Users changed to use redir_fp and redir_is_pipe.
This commit is contained in:
Markus Armbruster 2007-11-29 05:31:55 +00:00
parent bde3d0c17d
commit a29a8f43ab
1 changed files with 9 additions and 15 deletions
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24
src/client/servcmd.c
View file

@ -50,7 +50,7 @@ int eight_bit_clean;
FILE *auxfp;
static FILE *redir_fp;
static FILE *pipe_fp;
static int redir_is_pipe;
static int executing;
static size_t input_to_forget;
@ -74,11 +74,11 @@ servercmd(int code, char *arg, int len)
snprintf(the_prompt, sizeof(the_prompt), "[%d:%d] Command : ",
nmin, nbtu);
if (redir_fp) {
(void)fclose(redir_fp);
if (redir_is_pipe)
(void)pclose(redir_fp);
else
(void)fclose(redir_fp);
redir_fp = NULL;
} else if (pipe_fp) {
(void)pclose(pipe_fp);
pipe_fp = NULL;
}
if (input_to_forget) {
forget_input(input_to_forget);
@ -113,7 +113,7 @@ servercmd(int code, char *arg, int len)
case C_INFORM:
if (*arg) {
snprintf(teles, sizeof(teles), "(%.*s )", len -1, arg);
if (!redir_fp && !pipe_fp) {
if (!redir_fp) {
putchar('\07');
prompt(code, the_prompt, teles);
}
@ -176,9 +176,6 @@ redir_authorized(char *arg, char *attempt)
return 1;
}
/*
* opens redir_fp if successful
*/
static void
doredir(char *p)
{
@ -213,6 +210,7 @@ doredir(char *p)
return;
}
redir_is_pipe = 0;
fd = open(p, mode, 0666);
redir_fp = fd < 0 ? NULL : fdopen(fd, "w");
if (!redir_fp) {
@ -221,9 +219,6 @@ doredir(char *p)
}
}
/*
* opens "pipe_fp" if successful
*/
static void
dopipe(char *p)
{
@ -240,7 +235,8 @@ dopipe(char *p)
return;
}
if ((pipe_fp = popen(p, "w")) == NULL) {
redir_is_pipe = 1;
if ((redir_fp = popen(p, "w")) == NULL) {
fprintf(stderr, "Can't redirect to pipe %s: %s\n",
p, strerror(errno));
}
@ -276,8 +272,6 @@ outch(char c)
putc(c, auxfp);
if (redir_fp)
putc(c, redir_fp);
else if (pipe_fp)
putc(c, pipe_fp);
else if (eight_bit_clean) {
if (c == 14)
putso();