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Retry read after EINTR.

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This commit is contained in:
Philip Homburg 2006-06-14 13:18:53 +00:00
parent 221e731e45
commit a617a46e35
1 changed files with 7 additions and 1 deletions
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8
lib/editline/editline.c
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@ -4,6 +4,7 @@
*/ */
#include "editline.h" #include "editline.h"
#include <signal.h> #include <signal.h>
#include <errno.h>
#include <ctype.h> #include <ctype.h>
/* /*
@ -168,6 +169,7 @@ STATIC unsigned int
TTYget() TTYget()
{ {
CHAR c; CHAR c;
int r;
TTYflush(); TTYflush();
if (Pushed) { if (Pushed) {
@ -176,7 +178,11 @@ TTYget()
} }
if (*Input) if (*Input)
return *Input++; return *Input++;
return read(0, &c, (SIZE_T)1) == 1 ? c : EOF; do
{
r= read(0, &c, (SIZE_T)1);
} while (r == -1 && errno == EINTR);
return r == 1 ? c : EOF;
} }
#define TTYback() (backspace ? TTYputs((CHAR *)backspace) : TTYput('\b')) #define TTYback() (backspace ? TTYputs((CHAR *)backspace) : TTYput('\b'))