pkg/56757: net/nagios-plugin-dnsrbl fails to build on Solarish

[pekdon%gmail.com@localhost]

>Number:         56757
>Category:       pkg
>Synopsis:       net/nagios-plugin-dnsrbl fails to build on Solarish
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Mar 16 21:15:00 +0000 2022
>Originator:     Claes Nästén
>Release:        trunk 2022-03-13
>Organization:
>Environment:
SunOS 5.10 sun4v sparc SUNW,SPARC-Enterprise-T2000

>Description:
net/nagios-plugins-dnsrbl fails to build on Solarish, for me on Solaris 10 but is also failing on SmartOS bulktracker.

gcc -pipe -fno-aggressive-loop-optimizations -pipe -fno-aggressive-loop-optimizations -D_FORTIFY_SOURCE=2  -c check_dnsrbl.c
check_dnsrbl.c:113:15: error: 'MAXHOSTNAMELEN' undeclared here (not in a function); did you mean 'MAXLINKNAMELEN'?
  113 |  char al_addr[MAXHOSTNAMELEN + 1];
      |               ^~~~~~~~~~~~~~
      |               MAXLINKNAMELEN
check_dnsrbl.c: In function 'load_dnsrbl':
check_dnsrbl.c:339:19: warning: implicit declaration of function 'fgetln'; did you mean 'fgets'? [-Wimplicit-function-declaration]
  339 |  for (lcount = 0; fgetln(f, &len) != NULL; lcount++);
      |                   ^~~~~~
      |                   fgets
check_dnsrbl.c:339:35: warning: comparison between pointer and integer
  339 |  for (lcount = 0; fgetln(f, &len) != NULL; lcount++);
      |                                   ^~
check_dnsrbl.c:354:13: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
  354 |   if ((line = fgetln(f, &len)) == NULL)
      |             ^
*** [check_dnsrbl.o] Error code 1
>How-To-Repeat:
Build net/nagios-plugins-dnsrbl on Solarish.
>Fix:
diff --git a/net/nagios-plugin-dnsrbl/Makefile b/net/nagios-plugin-dnsrbl/Makefile
index 4cf96e87c74..7aed5ea8961 100644
--- a/net/nagios-plugin-dnsrbl/Makefile
+++ b/net/nagios-plugin-dnsrbl/Makefile
@@ -12,6 +12,8 @@ HOMEPAGE=     https://ftp.espci.fr/pub/nagios-local/
 COMMENT=       DNSRBL monitoring plugin for Nagios
 LICENSE=       modified-bsd
 
+LDFLAGS.SunOS+=        -lsocket -lnsl -lresolv
+
 INSTALLATION_DIRS+=    libexec/nagios
 
 do-install:
diff --git a/net/nagios-plugin-dnsrbl/patches/patch-Makefile b/net/nagios-plugin-dnsrbl/patches/patch-Makefile
new file mode 100644
index 00000000000..cdd6ea4fbc4
--- /dev/null
+++ b/net/nagios-plugin-dnsrbl/patches/patch-Makefile
@@ -0,0 +1,17 @@
+$NetBSD$
+
+--- Makefile.orig      2022-03-16 20:36:15.681345846 +0000
++++ Makefile
+@@ -1,10 +1,10 @@
+ CFLAGS?=-O2
+-LIBS?=        -lpthread
++LDFLAGS?=-lpthread
+ 
+ all:  check_dnsrbl
+ 
+ check_dnsrbl: check_dnsrbl.o
+-      $(CC) $(LIBS) -o check_dnsrbl check_dnsrbl.o
++      $(CC) $(LDFLAGS) -o check_dnsrbl check_dnsrbl.o
+ 
+ clean:
+       rm -f *.o *.core check_dnsrbl
diff --git a/net/nagios-plugin-dnsrbl/patches/patch-check__dnsrbl.c b/net/nagios-plugin-dnsrbl/patches/patch-check__dnsrbl.c
new file mode 100644
index 00000000000..ae053363b9f
--- /dev/null
+++ b/net/nagios-plugin-dnsrbl/patches/patch-check__dnsrbl.c
@@ -0,0 +1,54 @@
+$NetBSD$
+
+Portability fixes, fallback MAXHOSTNAMELEN define and use getline instead of
+fgetln.
+
+--- check_dnsrbl.c.orig        2022-03-16 20:27:43.357213335 +0000
++++ check_dnsrbl.c
+@@ -57,6 +57,10 @@
+ #define STATE_UNKNOWN   3
+ #endif
+ 
++#ifndef MAXHOSTNAMELEN
++#define MAXHOSTNAMELEN 256
++#endif
++
+ #define DEFAULT_TIMEOUT 120
+ 
+ struct dnsrbl {
+@@ -328,15 +332,15 @@ load_dnsrbl(file)
+       char *file;
+ {
+       FILE *f;
+-      char *line;
+-      size_t len;
++      char *line = NULL;
++      size_t len = 0;
+       int lcount;
+       struct dnsrbl *d;
+ 
+       if ((f = fopen(file, "r")) == NULL)
+               panic("cannot open dnsrbl file");
+ 
+-      for (lcount = 0; fgetln(f, &len) != NULL; lcount++); 
++      for (lcount = 0; getline(&line, &len, f) != -1; lcount++); 
+ 
+       if (verbose)
+               printf("dnsrbl file \"%s\" has %d lines\n", file, lcount);
+@@ -351,7 +355,7 @@ load_dnsrbl(file)
+ 
+       while(lcount-- > 0) {
+               const char *s = " \t\n";
+-              if ((line = fgetln(f, &len)) == NULL)
++              if (getline(&line, &len, f) == -1)
+                       panic( "unexpected empty line in dnsrbl");
+                       
+               if ((d[lcount].d_domain = strdup(strtok(line, s))) == NULL)
+@@ -365,6 +369,7 @@ load_dnsrbl(file)
+                              file, d[lcount].d_domain, d[lcount].d_positive);  
+       }
+ 
++      free(line);
+       (void)fclose(f);
+ 
+       return d;