Hello, I was building inetutils from master and fixed a few simple compiler warnings. There are more shadowed local variable warnings and such caused by macro definitions. I can try to fix those in a separate patch if you'd like.
From 8863b07bbb07c69fa0dfca6ca6e3d72f34b70251 Mon Sep 17 00:00:00 2001 From: Collin Funk <collin.fu...@gmail.com> Date: Sun, 7 Jan 2024 12:09:43 -0800 Subject: [PATCH] Fixed for a few compiler warnings.
Fixed shadowed local variables in ftp/ftpd.c, ifconfig/changif.c, and ifconfig/options.c. Converted size_t to idx_t to match function declarations in src/syslogd.c and talkd/process.c. Avoid declaring environ in telnet/command.c as it is already guaranteed by gnulib. Don't bother checking EAGAIN when it is the same value as EAGAIN in telnetd/utility.c. --- ftpd/ftpd.c | 3 +-- ifconfig/changeif.c | 3 +-- ifconfig/options.c | 2 -- src/syslogd.c | 2 +- talkd/process.c | 2 +- telnet/commands.c | 1 - telnetd/utility.c | 2 +- 7 files changed, 5 insertions(+), 10 deletions(-) diff --git a/ftpd/ftpd.c b/ftpd/ftpd.c index 6df4f50a..de58a36b 100644 --- a/ftpd/ftpd.c +++ b/ftpd/ftpd.c @@ -969,6 +969,7 @@ void retrieve (const char *cmd, const char *name) { FILE *fin, *dout; + char line[BUFSIZ]; struct stat st; int (*closefunc) (FILE *); size_t buffer_size = BUFSIZ; /* Dynamic buffer. */ @@ -980,8 +981,6 @@ retrieve (const char *cmd, const char *name) } else { - char line[BUFSIZ]; - snprintf (line, sizeof line, cmd, name); name = line; fin = ftpd_popen (line, "r"), closefunc = ftpd_pclose; diff --git a/ifconfig/changeif.c b/ifconfig/changeif.c index 42f6ea72..1246202c 100644 --- a/ifconfig/changeif.c +++ b/ifconfig/changeif.c @@ -247,13 +247,12 @@ set_hwaddr (int sfd, struct ifreq *ifr, char *hwaddr) # endif/* ifr_hwaddr */ int err; struct ether_addr *ether; + struct ether_addr addr; struct sockaddr *sa = (struct sockaddr *) &ifr->ifr_hwaddr; ether = ether_aton (hwaddr); if (!ether) { - struct ether_addr addr; - err = ether_hostton (hwaddr, &addr); if (err) { diff --git a/ifconfig/options.c b/ifconfig/options.c index e4a56369..5645703b 100644 --- a/ifconfig/options.c +++ b/ifconfig/options.c @@ -675,8 +675,6 @@ parse_cmdline (int argc, char *argv[]) error (EXIT_FAILURE, 0, "could not get list of interfaces"); while (ifnxp->if_index != 0 || ifnxp->if_name != NULL) { - struct ifconfig *ifp; - ifs = realloc (ifs, ++nifs * sizeof (struct ifconfig)); if (!ifs) error (EXIT_FAILURE, errno, diff --git a/src/syslogd.c b/src/syslogd.c index 6662e8a0..7db4e3b0 100644 --- a/src/syslogd.c +++ b/src/syslogd.c @@ -1621,7 +1621,7 @@ wallmsg (struct filed *f, struct iovec *iov) STRUCT_UTMP *utp; #if defined UTMP_NAME_FUNCTION || !defined HAVE_GETUTXENT STRUCT_UTMP *utmpbuf; - size_t utmp_count; + idx_t utmp_count; #endif /* UTMP_NAME_FUNCTION || !HAVE_GETUTXENT */ int i; char *p; diff --git a/talkd/process.c b/talkd/process.c index 510d74f4..ba7b7460 100644 --- a/talkd/process.c +++ b/talkd/process.c @@ -196,7 +196,7 @@ find_user (char *name, char *tty) STRUCT_UTMP *uptr; #ifndef HAVE_GETUTXUSER STRUCT_UTMP *utmpbuf; - size_t utmp_count; + idx_t utmp_count; #endif /* HAVE_GETUTXUSER */ int status; struct stat statb; diff --git a/telnet/commands.c b/telnet/commands.c index d5a3481d..1e0381a9 100644 --- a/telnet/commands.c +++ b/telnet/commands.c @@ -1886,7 +1886,6 @@ env_find (const char *var) void env_init (void) { - extern char **environ; register char **epp, *cp; register struct env_lst *ep; #ifndef strchr diff --git a/telnetd/utility.c b/telnetd/utility.c index d8ec6f0f..ba8f3a67 100644 --- a/telnetd/utility.c +++ b/telnetd/utility.c @@ -385,7 +385,7 @@ pty_read (void) { pcc = readstream (pty, ptyibuf, BUFSIZ); if (pcc < 0 && (errno == EWOULDBLOCK -#ifdef EAGAIN +#if defined EAGAIN && EAGAIN != EWOULDBLOCK || errno == EAGAIN #endif || errno == EIO)) -- 2.39.2