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popen.c did not compile with __USG defined

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This commit is contained in:
ceriel 1991-09-18 09:19:40 +00:00
parent fbf6efa8fd
commit 2ad0051a24
1 changed files with 5 additions and 2 deletions

7
lang/cem/libcc.ansi/misc/popen.c
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@ -17,6 +17,9 @@ typedef int wait_arg;
#include "../stdio/loc_incl.h" #include "../stdio/loc_incl.h"
int _close(int d); int _close(int d);
#if defined(__USG)
static
#endif
int _dup2(int oldd, int newd); /* not present in System 5 */ int _dup2(int oldd, int newd); /* not present in System 5 */
int _execl(const char *name, ... ); int _execl(const char *name, ... );
int _fork(void); int _fork(void);
@ -24,7 +27,7 @@ int _pipe(int fildes[2]);
int _wait(wait_arg *status); int _wait(wait_arg *status);
void _exit(int status); void _exit(int status);
static int pids[20]; static int pids[FOPEN_MAX];
FILE * FILE *
popen(const char *command, const char *type) popen(const char *command, const char *type)
@ -89,7 +92,7 @@ static int
_dup2(int oldd, int newd) _dup2(int oldd, int newd)
{ {
int i = 0, fd, tmp; int i = 0, fd, tmp;
int fdbuf[_NFILES]; int fdbuf[FOPEN_MAX];
/* ignore the error on the close() */ /* ignore the error on the close() */
tmp = errno; (void) _close(newd); errno = tmp; tmp = errno; (void) _close(newd); errno = tmp;