qemu-io: Use bool for command line flags

We require a C99 compiler; let's use it to express what we
really mean.

(Yes, we now have an instance of 'if (bool + bool + bool > 1)',
which, although semantically valid C, looks ugly; it gets
cleaned up later.)

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 1462677405-4752-4-git-send-email-eblake@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Eric Blake 2016-05-07 21:16:42 -06:00 committed by Max Reitz
parent b8d970f1a9
commit dc38852aaa

View File

@ -345,7 +345,7 @@ static void dump_buffer(const void *buffer, int64_t offset, int64_t len)
} }
static void print_report(const char *op, struct timeval *t, int64_t offset, static void print_report(const char *op, struct timeval *t, int64_t offset,
int64_t count, int64_t total, int cnt, int Cflag) int64_t count, int64_t total, int cnt, bool Cflag)
{ {
char s1[64], s2[64], ts[64]; char s1[64], s2[64], ts[64];
@ -658,8 +658,8 @@ static const cmdinfo_t read_cmd = {
static int read_f(BlockBackend *blk, int argc, char **argv) static int read_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, pflag = 0, qflag = 0, vflag = 0; bool Cflag = false, pflag = false, qflag = false, vflag = false;
int Pflag = 0, sflag = 0, lflag = 0, bflag = 0; bool Pflag = false, sflag = false, lflag = false, bflag = false;
int c, cnt; int c, cnt;
char *buf; char *buf;
int64_t offset; int64_t offset;
@ -672,13 +672,13 @@ static int read_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "bCl:pP:qs:v")) != -1) { while ((c = getopt(argc, argv, "bCl:pP:qs:v")) != -1) {
switch (c) { switch (c) {
case 'b': case 'b':
bflag = 1; bflag = true;
break; break;
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'l': case 'l':
lflag = 1; lflag = true;
pattern_count = cvtnum(optarg); pattern_count = cvtnum(optarg);
if (pattern_count < 0) { if (pattern_count < 0) {
print_cvtnum_err(pattern_count, optarg); print_cvtnum_err(pattern_count, optarg);
@ -686,20 +686,20 @@ static int read_f(BlockBackend *blk, int argc, char **argv)
} }
break; break;
case 'p': case 'p':
pflag = 1; pflag = true;
break; break;
case 'P': case 'P':
Pflag = 1; Pflag = true;
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
if (pattern < 0) { if (pattern < 0) {
return 0; return 0;
} }
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
case 's': case 's':
sflag = 1; sflag = true;
pattern_offset = cvtnum(optarg); pattern_offset = cvtnum(optarg);
if (pattern_offset < 0) { if (pattern_offset < 0) {
print_cvtnum_err(pattern_offset, optarg); print_cvtnum_err(pattern_offset, optarg);
@ -707,7 +707,7 @@ static int read_f(BlockBackend *blk, int argc, char **argv)
} }
break; break;
case 'v': case 'v':
vflag = 1; vflag = true;
break; break;
default: default:
return qemuio_command_usage(&read_cmd); return qemuio_command_usage(&read_cmd);
@ -844,7 +844,7 @@ static const cmdinfo_t readv_cmd = {
static int readv_f(BlockBackend *blk, int argc, char **argv) static int readv_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, qflag = 0, vflag = 0; bool Cflag = false, qflag = false, vflag = false;
int c, cnt; int c, cnt;
char *buf; char *buf;
int64_t offset; int64_t offset;
@ -853,25 +853,25 @@ static int readv_f(BlockBackend *blk, int argc, char **argv)
int nr_iov; int nr_iov;
QEMUIOVector qiov; QEMUIOVector qiov;
int pattern = 0; int pattern = 0;
int Pflag = 0; bool Pflag = false;
while ((c = getopt(argc, argv, "CP:qv")) != -1) { while ((c = getopt(argc, argv, "CP:qv")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'P': case 'P':
Pflag = 1; Pflag = true;
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
if (pattern < 0) { if (pattern < 0) {
return 0; return 0;
} }
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
case 'v': case 'v':
vflag = 1; vflag = true;
break; break;
default: default:
return qemuio_command_usage(&readv_cmd); return qemuio_command_usage(&readv_cmd);
@ -976,8 +976,8 @@ static const cmdinfo_t write_cmd = {
static int write_f(BlockBackend *blk, int argc, char **argv) static int write_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, pflag = 0, qflag = 0, bflag = 0, Pflag = 0, zflag = 0; bool Cflag = false, pflag = false, qflag = false, bflag = false;
int cflag = 0; bool Pflag = false, zflag = false, cflag = false;
int c, cnt; int c, cnt;
char *buf = NULL; char *buf = NULL;
int64_t offset; int64_t offset;
@ -989,29 +989,29 @@ static int write_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "bcCpP:qz")) != -1) { while ((c = getopt(argc, argv, "bcCpP:qz")) != -1) {
switch (c) { switch (c) {
case 'b': case 'b':
bflag = 1; bflag = true;
break; break;
case 'c': case 'c':
cflag = 1; cflag = true;
break; break;
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'p': case 'p':
pflag = 1; pflag = true;
break; break;
case 'P': case 'P':
Pflag = 1; Pflag = true;
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
if (pattern < 0) { if (pattern < 0) {
return 0; return 0;
} }
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
case 'z': case 'z':
zflag = 1; zflag = true;
break; break;
default: default:
return qemuio_command_usage(&write_cmd); return qemuio_command_usage(&write_cmd);
@ -1133,7 +1133,7 @@ static const cmdinfo_t writev_cmd = {
static int writev_f(BlockBackend *blk, int argc, char **argv) static int writev_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, qflag = 0; bool Cflag = false, qflag = false;
int c, cnt; int c, cnt;
char *buf; char *buf;
int64_t offset; int64_t offset;
@ -1146,10 +1146,10 @@ static int writev_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "CqP:")) != -1) { while ((c = getopt(argc, argv, "CqP:")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
case 'P': case 'P':
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
@ -1242,7 +1242,7 @@ static const cmdinfo_t multiwrite_cmd = {
static int multiwrite_f(BlockBackend *blk, int argc, char **argv) static int multiwrite_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, qflag = 0; bool Cflag = false, qflag = false;
int c, cnt; int c, cnt;
char **buf; char **buf;
int64_t offset, first_offset = 0; int64_t offset, first_offset = 0;
@ -1258,10 +1258,10 @@ static int multiwrite_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "CqP:")) != -1) { while ((c = getopt(argc, argv, "CqP:")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
case 'P': case 'P':
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
@ -1371,11 +1371,11 @@ struct aio_ctx {
QEMUIOVector qiov; QEMUIOVector qiov;
int64_t offset; int64_t offset;
char *buf; char *buf;
int qflag; bool qflag;
int vflag; bool vflag;
int Cflag; bool Cflag;
int Pflag; bool Pflag;
int zflag; bool zflag;
BlockAcctCookie acct; BlockAcctCookie acct;
int pattern; int pattern;
struct timeval t1; struct timeval t1;
@ -1498,10 +1498,10 @@ static int aio_read_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "CP:qv")) != -1) { while ((c = getopt(argc, argv, "CP:qv")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
ctx->Cflag = 1; ctx->Cflag = true;
break; break;
case 'P': case 'P':
ctx->Pflag = 1; ctx->Pflag = true;
ctx->pattern = parse_pattern(optarg); ctx->pattern = parse_pattern(optarg);
if (ctx->pattern < 0) { if (ctx->pattern < 0) {
g_free(ctx); g_free(ctx);
@ -1509,10 +1509,10 @@ static int aio_read_f(BlockBackend *blk, int argc, char **argv)
} }
break; break;
case 'q': case 'q':
ctx->qflag = 1; ctx->qflag = true;
break; break;
case 'v': case 'v':
ctx->vflag = 1; ctx->vflag = true;
break; break;
default: default:
g_free(ctx); g_free(ctx);
@ -1599,10 +1599,10 @@ static int aio_write_f(BlockBackend *blk, int argc, char **argv)
while ((c = getopt(argc, argv, "CqP:z")) != -1) { while ((c = getopt(argc, argv, "CqP:z")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
ctx->Cflag = 1; ctx->Cflag = true;
break; break;
case 'q': case 'q':
ctx->qflag = 1; ctx->qflag = true;
break; break;
case 'P': case 'P':
pattern = parse_pattern(optarg); pattern = parse_pattern(optarg);
@ -1612,7 +1612,7 @@ static int aio_write_f(BlockBackend *blk, int argc, char **argv)
} }
break; break;
case 'z': case 'z':
ctx->zflag = 1; ctx->zflag = true;
break; break;
default: default:
g_free(ctx); g_free(ctx);
@ -1841,17 +1841,17 @@ static const cmdinfo_t discard_cmd = {
static int discard_f(BlockBackend *blk, int argc, char **argv) static int discard_f(BlockBackend *blk, int argc, char **argv)
{ {
struct timeval t1, t2; struct timeval t1, t2;
int Cflag = 0, qflag = 0; bool Cflag = false, qflag = false;
int c, ret; int c, ret;
int64_t offset, count; int64_t offset, count;
while ((c = getopt(argc, argv, "Cq")) != -1) { while ((c = getopt(argc, argv, "Cq")) != -1) {
switch (c) { switch (c) {
case 'C': case 'C':
Cflag = 1; Cflag = true;
break; break;
case 'q': case 'q':
qflag = 1; qflag = true;
break; break;
default: default:
return qemuio_command_usage(&discard_cmd); return qemuio_command_usage(&discard_cmd);