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Avoid hardcoding of buffer size

This commit is contained in:
Benny Baumann 2020-09-15 22:08:43 +02:00 committed by cgzones
parent 443a943798
commit 95012d6259
1 changed files with 2 additions and 2 deletions
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4
TraceScreen.c
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@ -101,7 +101,7 @@ bool TraceScreen_forkTracer(TraceScreen* this) {
void TraceScreen_updateTrace(InfoScreen* super) { void TraceScreen_updateTrace(InfoScreen* super) {
TraceScreen* this = (TraceScreen*) super; TraceScreen* this = (TraceScreen*) super;
char buffer[1001]; char buffer[1025];
fd_set fds; fd_set fds;
FD_ZERO(&fds); FD_ZERO(&fds);
// FD_SET(STDIN_FILENO, &fds); // FD_SET(STDIN_FILENO, &fds);
@ -111,7 +111,7 @@ void TraceScreen_updateTrace(InfoScreen* super) {
int ready = select(this->fd_strace+1, &fds, NULL, NULL, &tv); int ready = select(this->fd_strace+1, &fds, NULL, NULL, &tv);
int nread = 0; int nread = 0;
if (ready > 0 && FD_ISSET(this->fd_strace, &fds)) if (ready > 0 && FD_ISSET(this->fd_strace, &fds))
nread = fread(buffer, 1, 1000, this->strace); nread = fread(buffer, 1, sizeof(buffer) - 1, this->strace);
if (nread && this->tracing) { if (nread && this->tracing) {
char* line = buffer; char* line = buffer;
buffer[nread] = '\0'; buffer[nread] = '\0';