X-Git-Url: https://git.jankratochvil.net/?p=mdsms.git;a=blobdiff_plain;f=mdsms.c;h=bf307b5c8d4557cace8303605cfb8afa55d1494d;hp=03f391f2ada88f41be9f93c1eecdd2d5f9447345;hb=839c0bbc84bf2bdbcf7e5d7f820350e5e69222ca;hpb=361ff25359715a1d1242b6854578ba93d002d80d

diff --git a/mdsms.c b/mdsms.c
index 03f391f..bf307b5 100644
--- a/mdsms.c
+++ b/mdsms.c
@@ -1,3 +1,4 @@
+#define WANT_DECLARATIONS 1
 #include "config.h"
 #ifndef lint
 static char rcsid[] ATTR_UNUSED = "$Id$";
@@ -69,6 +70,13 @@ static char rcsid[] ATTR_UNUSED = "$Id$";
 #include "getopt.h"
 #endif
 
+
+/* Always override possible system defintions as it is safe (used by glib) */
+#undef MAX
+#define MAX(a,b) ((a)>(b)?(a):(b))
+#undef MIN
+#define MIN(a,b) ((a)<(b)?(a):(b))
+
 #define NELEM(x) (sizeof((x))/sizeof(*(x)))
 
 #ifndef DEBUG
@@ -617,7 +625,9 @@ int i;
 			readbody++;
 			break;
 		case 'v':
+#ifndef DEBUG	/* prevent suppositious overflow */
 			verbose++;
+#endif
 			break;
 		case 'V':
 			fprintf(stderr,version);
@@ -777,7 +787,7 @@ static void lockclose(int fd)
 		error(_("Error closing lockfile \"%s\""),lockreal);
 }
 
-static inline int lockdevice(int attempt)
+static int lockdevice(int attempt)
 {
 int fd=-1;
 char buf[64];
@@ -866,7 +876,7 @@ static const char *record,*recordend;
 static char *catchdata;
 static size_t catchdatal,catchdatasiz;
 
-static char *reform(const char *s,int slot);
+static const char *reform(const char *s,int slot);
 static void catched(const char *end,char edata)
 {
 size_t len;
@@ -896,7 +906,7 @@ static void retrying(void)
 	if (verbose>=2) error(_(".Retrying phase, %d out of %ld.."),retrycnt,maxretryn);
 }
 
-static char *reform(const char *s,int slot)
+static const char *reform(const char *s,int slot)
 {
 static struct formslot {
 	char *s;
@@ -1514,8 +1524,8 @@ retry:
 static char *check_format(const char *fmt,const char *string)
 {
 static char err[LINE_MAX],sub[50];
-char *subp,cf,cs;
-const char *sf,*ss;
+char cf,cs;
+const char *sf,*ss,*subp;
 
 	for (sf=fmt,ss=string;(cf=*sf) && (cs=*ss);sf++,ss++) {
 		subp=NULL;
@@ -1626,8 +1636,6 @@ int i;
 	memset(&tm,0,sizeof(tm)); /* may be redundant */
 	for (i=0;i<NELEM(timeparse);i++)
 		GETTIME(i)=DIGIT2ASC(s+timeparse[i].strpos);
-	if (tm.tm_year<70) tm.tm_year+=100;
-	tm.tm_mon--;
 	maketime(s+2);
 	return(1);
 #undef DIGIT2ASC
@@ -1638,6 +1646,9 @@ static void signal_chld(int signo)
 int status;
 pid_t pid;
 
+	signal(SIGCHLD,(RETSIGTYPE (*)(int))signal_chld);
+	/* we don't care about siginterrupt(3) as it doesn't matter how it is set */
+
 	d2("signal_chld: signo=%d\n",signo);
 	while (0<(pid=waitpid(-1 /* ANY process */,&status,WNOHANG /* options */))) {
 		if (verbose>=2)
@@ -1655,7 +1666,7 @@ int i;
 FILE *f;
 
 	d2("receive_text: %s\n",bodyline);
-	signal(SIGCHLD,signal_chld);
+	signal(SIGCHLD,(RETSIGTYPE (*)(int))signal_chld);
 #if RECEIVE_TEST
 	pid=0;
 #else
@@ -2082,34 +2093,38 @@ time_t start,end;
 		if ((end-=start)>LOCKREPORT)
 			logmsg(_("Device lock succeeded after %ld seconds"),(long)end);
 		}
+
+retryopen:
+
 	if (verbose>=1) error(_(".Opening device \"%s\".."),device);
 	if ((devfd=open(device,O_RDWR|O_NDELAY))<0)
 		error(_("^!Cannot open device \"%s\" for r/w access"),device);
 	
-	if (tcgetattr(devfd,&restios))
-		error(_("^Unable to get termios settings"));
-	else {
-		restios.c_cflag=(restios.c_cflag&~(CBAUD|CBAUDEX))|B0|HUPCL;
-		restios_yes=1;
-		}
-	tios.c_iflag=IGNBRK|IGNPAR|(handshake_rtscts ? 0 : IXON|IXOFF);
-	tios.c_oflag=0;
-	tios.c_cflag=CS8|CREAD|CLOCAL|HUPCL|portbaud|(handshake_rtscts ? CRTSCTS : 0);
-	tios.c_lflag=IEXTEN|NOFLSH;
-	memset(tios.c_cc,_POSIX_VDISABLE,sizeof(tios.c_cc));
-	tios.c_cc[VTIME]=0;
-	tios.c_cc[VMIN ]=1;
-	    cfsetispeed(&tios,portbaud);
-	if (cfsetospeed(&tios,portbaud)|cfsetispeed(&tios,portbaud))
-		error(_("^Error setting termios baudrate on device"));
-	if (tcflush(devfd,TCIOFLUSH))
-		error(_("^Error flushing termios (TCIOFLUSH) on device"));
-	if (tcsetattr(devfd,TCSANOW,&tios))
-		error(_("^!Unable to set initial termios device settings"));
+retryall:
 
-	setalarm();
+		if (tcgetattr(devfd,&restios))
+			error(_("^Unable to get termios settings"));
+		else {
+			restios.c_cflag=(restios.c_cflag&~(CBAUD|CBAUDEX))|B0|HUPCL;
+			restios_yes=1;
+			}
+		tios.c_iflag=IGNBRK|IGNPAR|(handshake_rtscts ? 0 : IXON|IXOFF);
+		tios.c_oflag=0;
+		tios.c_cflag=CS8|CREAD|CLOCAL|HUPCL|portbaud|(handshake_rtscts ? CRTSCTS : 0);
+		tios.c_lflag=IEXTEN|NOFLSH;
+		memset(tios.c_cc,_POSIX_VDISABLE,sizeof(tios.c_cc));
+		tios.c_cc[VTIME]=0;
+		tios.c_cc[VMIN ]=1;
+				cfsetispeed(&tios,portbaud);
+		if (cfsetospeed(&tios,portbaud)|cfsetispeed(&tios,portbaud))
+			error(_("^Error setting termios baudrate on device"));
+		if (tcflush(devfd,TCIOFLUSH))
+			error(_("^Error flushing termios (TCIOFLUSH) on device"));
+		if (tcsetattr(devfd,TCSANOW,&tios))
+			error(_("^!Unable to set initial termios device settings"));
+
+		setalarm();
 
-retryall:
 		devcmd("",NULL,"\r\nAT\033\032"); /* ESCAPE, CTRL-Z */
 		devcmd(NULL,NULL,"\r\nAT");
 		smscset();
@@ -2188,8 +2203,11 @@ continue_receive:
 					if (!lockdevice(1)) {
 						if (verbose>=1)
 							error(_(".Dialout detected, waiting for lock.."));
+						if (verbose>=1) error(_(".Closing device \"%s\".."),device);
+						if (close(devfd))
+							error(_("Error closing device \"%s\""),device);
 						lockdevice(0);
-						goto retryall;
+						goto retryopen;
 						}
 					d1("Lock-device succeeded\n");
 					do {