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cleanup: unbuffered stdout to avoid fflush()

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By setting stdout to unbuffered, the user always sees our output and we
can eliminate the fflush() calls sprinkled throughout the programs.
This commit is contained in:
Tom Collins
2020-06-26 16:00:38 -07:00
committed by Gerry Stellenberg
parent c36d48bc64
commit ed6540858b
2 changed files with 6 additions and 16 deletions
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14
utils/pinprocfw/pinprocfw.cpp
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@@ -533,12 +533,10 @@ void readByte(unsigned char *data)
fprintf(stderr, "\n\nUpdating P-ROC. This may take a couple of minutes.\n");
fprintf(stderr, "WARNING: DO NOT POWER CYCLE UNTIL COMPLETE!\n");
printf("\nErasing PROM... ");
fflush(stdout);
}
if (numBytesCurrent == 5000) {
printf("complete.\nProgramming:\n0%% ");
fflush(stdout);
}
// read in a byte of data from the xsvf file
*data = (unsigned char)fgetc( in );
@@ -547,11 +545,9 @@ void readByte(unsigned char *data)
numBytesCurrent++;
if (numBytesCurrent % bytesPerTenth == 0) {
printf("\n%d0%% ",(int) (numBytesCurrent/bytesPerTenth));
fflush(stdout);
}
else if (numBytesCurrent % bytesPer200th == 0) {
printf(".");
fflush(stdout);
}
}
@@ -1968,7 +1964,6 @@ void P3ROC_SPIBulkErase(void)
// Send bulk_erase command
printf("\nErasing flash .");
fflush(stdout);
dataBuffer[0] = P3_ROC_SPI_OPCODE_BULK_ERASE << P3_ROC_SPI_OPCODE_SHIFT;
PRWriteData (proc, P3_ROC_BUS_SPI_SELECT, addr, 1, dataBuffer);
P3ROC_SPIWaitForReady();
@@ -2012,7 +2007,6 @@ int verifyP3ROCImage(void)
P3ROC_SPIWaitForReady();
printf("\n\nVerifying image:\n0%% ");
fflush(stdout);
while (!feof(in)) {
for (int i=0; i<64; i++)
{
@@ -2024,11 +2018,9 @@ int verifyP3ROCImage(void)
numBytesCurrent++;
if (numBytesCurrent % bytesPerTenth == 0) {
printf("\n%d0%% ", (int)(numBytesCurrent / bytesPerTenth));
fflush(stdout);
}
else if (numBytesCurrent % bytesPer200th == 0) {
printf(".");
fflush(stdout);
}
}
@@ -2064,7 +2056,6 @@ void writeP3ROCImage(void)
P3ROC_SPIWaitForReady();
printf("\nProgramming new image:\n0%% ");
fflush(stdout);
while (!feof(in)) {
for (int i=0; i<64; i++) {
if (!feof(in)) {
@@ -2073,11 +2064,9 @@ void writeP3ROCImage(void)
numBytesCurrent++;
if (numBytesCurrent % bytesPerTenth == 0) {
printf("\n%d0%% ", (int)(numBytesCurrent / bytesPerTenth));
fflush(stdout);
}
else if (numBytesCurrent % bytesPer200th == 0) {
printf(".");
fflush(stdout);
}
}
@@ -2255,6 +2244,9 @@ int main( int argc, char** argv )
int i;
int iErrorCode;
// Set stdout unbuffered to eliminate need to fflush()
setbuf(stdout, NULL);
iErrorCode = XSVF_ERRORCODE( XSVF_ERROR_NONE );
pzXsvfFileName = NULL;