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#include <string.h> |
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#include <signal.h> |
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#include <sys/stat.h> |
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+ |
#include <sys/types.h> |
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|
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#include "platform.h" |
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#ifndef NON_POSIX /* XXX need abstraction for process management */ |
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#include <sys/wait.h> |
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#endif |
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|
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#include "rtprocess.h" /* getpid() */ |
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#include "standard.h" |
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#include "random.h" |
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static int persistfd = -1; /* persist file descriptor */ |
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static char inpname[TEMPLEN+1], outpname[TEMPLEN+1], errname[TEMPLEN+1]; |
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|
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< |
typedef void (sighandler_t)(int); |
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< |
static sighandler_t sig_io; |
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< |
static sighandler_t sig_alrm; |
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> |
typedef void (rsighandler_t)(int); |
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> |
static rsighandler_t sig_io; |
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> |
static rsighandler_t sig_alrm; |
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|
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|
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extern void |
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extern void |
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pfhold(void) /* holding pattern for idle rendering process */ |
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{ |
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< |
sighandler_t *oldalrm; |
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> |
rsighandler_t *oldalrm; |
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char buf[512]; |
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register int n; |
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/* close input and output descriptors */ |
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< |
close(fileno(stdin)); |
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< |
close(fileno(stdout)); |
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> |
close(0); |
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> |
close(1); |
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if (errfile == NULL) |
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< |
close(fileno(stderr)); |
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> |
close(2); |
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/* create named pipes for input and output */ |
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if (mkfifo(mktemp(strcpy(inpname,TEMPLATE)), 0600) < 0) |
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goto createrr; |
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signal(SIGIO, SIG_DFL); |
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pflock(1); /* grab persist file back */ |
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/* someone wants us; reopen stdin and stdout */ |
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– |
/* |
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if (freopen(inpname, "r", stdin) == NULL) |
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goto openerr; |
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if (freopen(outpname, "w", stdout) == NULL) |
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goto openerr; |
160 |
– |
*/ |
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close(0); |
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if (open(inpname, O_RDONLY) != 0) |
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error(INTERNAL, "unexpected stdin file number"); |
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return; |
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createrr: |
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error(SYSTEM, "cannot create named pipes in pfhold"); |
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openerr: |
184 |
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error(SYSTEM, "cannot open named pipes in pfhold"); |
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} |
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|
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