From c0a5fa9eea431204142bcdb7ea2bc986d14786ee Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Sun, 6 Apr 2008 16:49:02 +0000
Subject: (svn r12594) -Codechange: move large functions from driver.h to
 driver.cpp to reduce binary size and compile time

---
 src/driver.h | 137 ++---------------------------------------------------------
 1 file changed, 3 insertions(+), 134 deletions(-)

(limited to 'src/driver.h')

diff --git a/src/driver.h b/src/driver.h
index 1a088d8c4..e78dfaf5b 100644
--- a/src/driver.h
+++ b/src/driver.h
@@ -60,32 +60,7 @@ private:
 	}
 
 protected:
-	/**
-	 * Register a driver internally, based on its name.
-	 * @param name the name of the driver.
-	 * @note an assert() will be trigger if 2 driver with the same name try to register.
-	 */
-	void RegisterDriver(const char *name, Driver::Type type, int priority)
-	{
-		/* Don't register nameless Drivers */
-		if (name == NULL) return;
-
-		this->name = strdup(name);
-		this->type = type;
-		this->priority = priority;
-
-		/* Prefix the name with driver type to make it unique */
-		char buf[32];
-		strecpy(buf, GetDriverTypeName(type), lastof(buf));
-		strecpy(buf + 5, name, lastof(buf));
-
-#if !defined(NDEBUG) || defined(WITH_ASSERT)
-		/* NDEBUG disables asserts and gives a warning: unused variable 'P' */
-		std::pair<Drivers::iterator, bool> P =
-#endif /* !NDEBUG */
-		GetDrivers().insert(Drivers::value_type(buf, this));
-		assert(P.second);
-	}
+	void RegisterDriver(const char *name, Driver::Type type, int priority);
 
 public:
 	DriverFactoryBase() :
@@ -94,114 +69,8 @@ public:
 
 	virtual ~DriverFactoryBase() { if (this->name != NULL) GetDrivers().erase(this->name); free(this->name); }
 
-	/**
-	 * Find the requested driver and return its class.
-	 * @param name the driver to select.
-	 * @post Sets the driver so GetCurrentDriver() returns it too.
-	 */
-	static Driver *SelectDriver(const char *name, Driver::Type type)
-	{
-		if (GetDrivers().size() == 0) return NULL;
-
-		if (*name == '\0') {
-			/* Probe for this driver */
-			for (int priority = 10; priority >= 0; priority--) {
-				Drivers::iterator it = GetDrivers().begin();
-				for (; it != GetDrivers().end(); ++it) {
-					DriverFactoryBase *d = (*it).second;
-
-					/* Check driver type */
-					if (d->type != type) continue;
-					if (d->priority != priority) continue;
-
-					Driver *newd = d->CreateInstance();
-					const char *err = newd->Start(NULL);
-					if (err == NULL) {
-						DEBUG(driver, 1, "Successfully probed %s driver '%s'", GetDriverTypeName(type), d->name);
-						delete *GetActiveDriver(type);
-						*GetActiveDriver(type) = newd;
-						return newd;
-					}
-
-					DEBUG(driver, 1, "Probing %s driver '%s' failed with error: %s", GetDriverTypeName(type), d->name, err);
-					delete newd;
-				}
-			}
-			error("Couldn't find any suitable %s driver", GetDriverTypeName(type));
-		} else {
-			char *parm;
-			char buffer[256];
-			const char *parms[32];
-
-			/* Extract the driver name and put parameter list in parm */
-			strecpy(buffer, name, lastof(buffer));
-			parm = strchr(buffer, ':');
-			parms[0] = NULL;
-			if (parm != NULL) {
-				uint np = 0;
-				/* Tokenize the parm. */
-				do {
-					*parm++ = '\0';
-					if (np < lengthof(parms) - 1)
-						parms[np++] = parm;
-					while (*parm != '\0' && *parm != ',')
-						parm++;
-				} while (*parm == ',');
-				parms[np] = NULL;
-			}
-
-			/* Find this driver */
-			Drivers::iterator it = GetDrivers().begin();
-			for (; it != GetDrivers().end(); ++it) {
-				DriverFactoryBase *d = (*it).second;
-
-				/* Check driver type */
-				if (d->type != type) continue;
-
-				/* Check driver name */
-				if (strcasecmp(buffer, d->name) != 0) continue;
-
-				/* Found our driver, let's try it */
-				Driver *newd = d->CreateInstance();
-
-				const char *err = newd->Start(parms);
-				if (err != NULL) {
-					delete newd;
-					error("Unable to load driver '%s'. The error was: %s", d->name, err);
-				}
-
-				DEBUG(driver, 1, "Successfully loaded %s driver '%s'", GetDriverTypeName(type), d->name);
-				delete *GetActiveDriver(type);
-				*GetActiveDriver(type) = newd;
-				return newd;
-			}
-			error("No such %s driver: %s\n", GetDriverTypeName(type), buffer);
-		}
-	}
-
-	/**
-	 * Build a human readable list of available drivers, grouped by type.
-	 */
-	static char *GetDriversInfo(char *p, const char *last)
-	{
-		for (Driver::Type type = Driver::DT_BEGIN; type != Driver::DT_END; type++) {
-			p += snprintf(p, last - p, "List of %s drivers:\n", GetDriverTypeName(type));
-
-			for (int priority = 10; priority >= 0; priority--) {
-				Drivers::iterator it = GetDrivers().begin();
-				for (; it != GetDrivers().end(); it++) {
-					DriverFactoryBase *d = (*it).second;
-					if (d->type != type) continue;
-					if (d->priority != priority) continue;
-					p += snprintf(p, last - p, "%18s: %s\n", d->name, d->GetDescription());
-				}
-			}
-
-			p += snprintf(p, last - p, "\n");
-		}
-
-		return p;
-	}
+	static const Driver *SelectDriver(const char *name, Driver::Type type);
+	static char *GetDriversInfo(char *p, const char *last);
 
 	/**
 	 * Get a nice description of the driver-class.
-- 
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