Partial support for SSL

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "lib/libircclient"]
+	path = lib/libircclient
+	url = https://git.lain.church/emil/libircclient

CHANGELOG

@@ -15,3 +15,6 @@ VERSION X
 Added -identify
 ircmsg is now more useful
 Fixed some error return values being too high
+Changed NVULN to NO_VULN
+Added ENABLE_SSL=1 to enable SSL incomplete support
+Added libircclient submodule

Makefile

@@ -3,9 +3,10 @@
 PROGN:=probotic
 
 CFLAGS:=-std=c99 -Wall -Wextra -Wpedantic -Wvla -Wshadow -Wundef
-CPPFLAGS:=-I/usr/include/libircclient/ -Iinclude -D_GNU_SOURCE -DPROGN=\"${PROGN}\" -D_FORTIFY_SOURCE=2
+CPPFLAGS:=-I./lib/libircclient/include/ -Iinclude -D_GNU_SOURCE -DPROGN=\"${PROGN}\" -D_FORTIFY_SOURCE=2
 
-LDLIBS:=-lircclient -lsqlite3
+LDLIBS:=-lsqlite3
+LIB:=./lib/libircclient/src/libircclient.o
 
 SRC := api.c irc.c main.c parse.c unity.c
 HDR := api.h error.h irc.h irccolors.h parse.h stmt.h
@@ -20,16 +21,27 @@ ifdef SAN
 	CFLAGS += -fsanitize=${SAN}
 endif
 
-ifeq (${NVULN},1)
+ifeq (${NO_VULN},1)
 	CPPFLAGS += -DNO_VULN_COMMANDS
 endif
 
+ifeq (${ENABLE_SSL},1)
+	LDLIBS += -lssl -lcrypto
+	CPPFLAGS += -DIRC_SSL_SUPPORT
+endif
+
+all: ${PROGN}
+
 ${PROGN}: ${HDR} ${SRC}
-	${LINK.c} src/unity.c -o $@ ${LDLIBS}
+	${LINK.c} -pipe ${LIB} src/unity.c -o $@ ${LDLIBS}
 
 # do nothing but update them...
 $(SRC) $(HDR):
 
-.PHONY: clean
+submodules:
+	git submodule update --init --recursive
+
 clean:
 	-rm ${OBJ}
+
+.PHONY: submodules clean

lib/libircclient

@@ -0,0 +1 @@
+Subproject commit 76ae5fd5e7a3789756bcf07c42d10a9685987ae9

src/api.c

@@ -7,7 +7,8 @@ VARDECL char const * db = DBFILE;
 
 VARDECL sqlite3 * connection = NULL;
 
-DECL void DBERR(const int l){
+DECL void DBERR(const int l)
+{
     if(l != SQLITE_OK && l != SQLITE_ROW && l != SQLITE_DONE)
     {
       fprintf(stderr,
@@ -34,13 +35,13 @@ api_init(void)
 DECL void
 api_rope(void)
 {
-    DBERR(sqlite3_finalize(remind_stmt));
-    DBERR(sqlite3_finalize(set_repo_stmt));
-    DBERR(sqlite3_finalize(get_nth_id_stmt));
-    DBERR(sqlite3_finalize(new_assignment_stmt));
-    DBERR(sqlite3_finalize(purge_assignments_stmt));
-	DBERR(sqlite3_finalize(is_no_assignment_stmt));
-    sqlite3_close(connection);
+  DBERR(sqlite3_finalize(remind_stmt));
+  DBERR(sqlite3_finalize(set_repo_stmt));
+  DBERR(sqlite3_finalize(get_nth_id_stmt));
+  DBERR(sqlite3_finalize(new_assignment_stmt));
+  DBERR(sqlite3_finalize(purge_assignments_stmt));
+  DBERR(sqlite3_finalize(is_no_assignment_stmt));
+  sqlite3_close(connection);
 }
 
 DECL void

src/irc.c

@@ -159,13 +159,17 @@ init(void)
     ERRMSG("Error creating IRC session");
     goto fail;
   }
+  atexit(rope);
   assert(creds.username != NULL);
   assert(creds.server != NULL);
-  irc_connect(session,
-              creds.server, creds.port, creds.password,
-              creds.username, creds.username, creds.username);
+  if (irc_connect(session,
+                  creds.server, creds.port, creds.password,
+                  creds.username, creds.username, creds.username))
+  {
+      fprintf(stderr, "IRC ERROR: %s\n", irc_strerror(irc_errno(session)));
+      exit(1);
+  }
   FULL_FREE(creds.password);
-  atexit(rope);
   return 0;
 fail:
   FULL_FREE(creds.password);