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-rw-r--r--src/seq.c17
-rwxr-xr-xtests/misc/seq-precision.sh26
2 files changed, 35 insertions, 8 deletions
diff --git a/src/seq.c b/src/seq.c
index e8d4f1892..95e6cd639 100644
--- a/src/seq.c
+++ b/src/seq.c
@@ -147,15 +147,18 @@ scan_arg (const char *arg)
while (isspace (to_uchar (*arg)) || *arg == '+')
arg++;
- ret.width = strlen (arg);
+ ret.width = 0;
ret.precision = INT_MAX;
+ char const *decimal_point = strchr (arg, '.');
+ if (! decimal_point && ! strchr (arg, 'p') /* not a hex float */)
+ ret.precision = 0;
+
if (! arg[strcspn (arg, "xX")] && isfinite (ret.value))
{
- char const *decimal_point = strchr (arg, '.');
- if (! decimal_point)
- ret.precision = 0;
- else
+ ret.width = strlen (arg);
+
+ if (decimal_point)
{
size_t fraction_len = strcspn (decimal_point + 1, "eE");
if (fraction_len <= INT_MAX)
@@ -625,8 +628,8 @@ main (int argc, char **argv)
}
}
- if (first.precision == 0 && step.precision == 0
- && (! isfinite (last.value) || last.precision == 0)
+ if ((isfinite (first.value) && first.precision == 0)
+ && step.precision == 0 && last.precision == 0
&& 0 <= first.value && step.value == 1 && 0 <= last.value
&& !equal_width && !format_str && strlen (separator) == 1)
{
diff --git a/tests/misc/seq-precision.sh b/tests/misc/seq-precision.sh
index 9ba601446..e6a2bd7b8 100755
--- a/tests/misc/seq-precision.sh
+++ b/tests/misc/seq-precision.sh
@@ -19,7 +19,8 @@
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ seq
-# Integer only. Before v8.24 this would switch output format
+# Integer only. Before v8.24 these would switch output format
+
seq 999999 inf | head -n2 > out || fail=1
printf "%s\n" 999999 1000000 > exp || framework_failure_
compare exp out || fail=1
@@ -34,4 +35,27 @@ for i in $(seq 100); do
compare exp out || fail=1
done
+seq 0xF423F 0xF4240 > out || fail=1
+printf "%s\n" 999999 1000000 > exp || framework_failure_
+compare exp out || fail=1
+
+# Ensure consistent precision for inf
+seq 1 .1 inf | head -n2 > out || fail=1
+printf "%s\n" 1.0 1.1 > exp || framework_failure_
+compare exp out || fail=1
+
+# Ensure standard output methods with inf start
+seq inf inf | head -n2 | uniq > out || fail=1
+test "$(wc -l < out)" = 1 || fail=1
+
+# Ensure auto precision for hex float
+seq 1 0x1p-1 2 > out || fail=1
+printf "%s\n" 1 1.5 2 > exp || framework_failure_
+compare exp out || fail=1
+
+# Ensure consistent precision for hex
+seq 1 .1 0x2 | head -n2 > out || fail=1
+printf "%s\n" 1.0 1.1 > exp || framework_failure_
+compare exp out || fail=1
+
Exit $fail