[PATCH] man/man1/iconv.1: Mention that -c does not change exit status

[Florian Weimer <fweimer@redhat.com>]

And that input decoding failures are treated as errors.

Exiting with status 0 is a POSIX conformance issue that was fixed
in glibc 2.41.

Signed-off-by: Florian Weimer <fweimer@redhat.com>

---
 man/man1/iconv.1 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/man/man1/iconv.1 b/man/man1/iconv.1
index 2c8ae0d29..111ff9e89 100644
--- a/man/man1/iconv.1
+++ b/man/man1/iconv.1
@@ -55,6 +55,8 @@ is appended to
 .IR to-encoding ,
 characters that cannot be converted are discarded and an error is
 printed after conversion.
+(Characters that cannot be decoded are treated as an error with
+or without this flag.)
 .IP
 If the string
 .B //TRANSLIT
@@ -73,8 +75,11 @@ transliterated are replaced with a question mark (?) in the output.
 List all known character set encodings.
 .TP
 .B \-c
-Silently discard characters that cannot be converted instead of
+Discard characters that cannot be converted instead of
 terminating when encountering such characters.
+.\" glibc commit 6cbf845fcdc76131d0e674cee454fe738b69c69d
+POSIX requires that this option does not change
+the exit status of the program.
 .TP
 .BI \-\-output= outputfile
 .TQ

base-commit: 3c2e9ebe2d5ea15a47c1669f75b280cea42a6f8b