More compile warning fixes

src/86box.c

@@ -892,10 +892,9 @@ pc_init_modules(void)
     }
 
     if (!video_card_available(gfxcard_2)) {
-        char temp[1024]  = { 0 };
-        char tempc[1024] = { 0 };
+        char tempc[512] = { 0 };
         device_get_name(video_card_getdevice(gfxcard_2), 0, tempc);
-        snprintf(temp, sizeof(temp), "Video card #2 \"%s\" is not available due to missing ROMs in the roms/video directory. Disabling the second video card.", tempc);
+        swprintf(temp, sizeof(temp), (wchar_t *) "Video card #2 \"%hs\" is not available due to missing ROMs in the roms/video directory. Disabling the second video card.", tempc);
         ui_msgbox_header(MBX_INFO, (wchar_t *) IDS_2128, temp);
         gfxcard_2 = 0;
     }

src/cdrom/cdrom_image_viso.c

@@ -13,8 +13,12 @@
  *          Copyright 2022 RichardG.
  */
 // clang-format off
+#ifndef _LARGEFILE_SOURCE
 #define _LARGEFILE_SOURCE
+#endif
+#ifndef _LARGEFILE64_SOURCE
 #define _LARGEFILE64_SOURCE
+#endif
 #define __STDC_FORMAT_MACROS
 #include <ctype.h>
 #include <inttypes.h>

src/config.c

@@ -713,7 +713,7 @@ load_network(void)
     ini_section_t cat = ini_find_section(config, "Network");
     char         *p;
     char          temp[512];
-    int           c = 0, min = 0;
+    uint16_t      c = 0, min = 0;
 
     /* Handle legacy configuration which supported only one NIC */
     p = ini_section_get_string(cat, "net_card", NULL);

src/include/86box/ini.h

@@ -48,7 +48,7 @@ extern void     ini_section_set_double(ini_section_t section, char *name, double
 extern void     ini_section_set_hex16(ini_section_t section, char *name, int val);
 extern void     ini_section_set_hex20(ini_section_t section, char *name, int val);
 extern void     ini_section_set_mac(ini_section_t section, char *name, int val);
-extern void     ini_section_set_string(ini_section_t section, char *name, char *val);
+extern void     ini_section_set_string(ini_section_t section, const char *name, const char *val);
 extern void     ini_section_set_wstring(ini_section_t section, char *name, wchar_t *val);
 
 #define ini_delete_var(ini, head, name)       ini_section_delete_var(ini_find_section(ini, head), name)

src/include/86box/network.h

@@ -89,14 +89,14 @@ enum {
 };
 
 typedef struct {
-    int      device_num;
+    uint16_t device_num;
     int      net_type;
     char     host_dev_name[128];
     uint32_t link_state;
 } netcard_conf_t;
 
 extern netcard_conf_t net_cards_conf[NET_CARD_MAX];
-extern int            net_card_current;
+extern uint16_t       net_card_current;
 
 typedef int (*NETRXCB)(void *, uint8_t *, int);
 typedef int (*NETSETLINKSTATE)(void *, uint32_t link_state);
@@ -135,7 +135,7 @@ struct _netcard_t {
     mutex_t        *tx_mutex;
     mutex_t        *rx_mutex;
     pc_timer_t      timer;
-    int             card_num;
+    uint16_t        card_num;
     double          byte_period;
     uint32_t        led_timer;
     uint32_t        led_state;

src/ini.c

@@ -141,7 +141,7 @@ ini_rename_section(ini_section_t section, char *name)
 }
 
 static entry_t *
-find_entry(section_t *section, char *name)
+find_entry(section_t *section, const char *name)
 {
     entry_t *ent;
 
@@ -222,7 +222,7 @@ ini_find_or_create_section(ini_t ini, char *name)
 }
 
 static entry_t *
-create_entry(section_t *section, char *name)
+create_entry(section_t *section, const char *name)
 {
     entry_t *ne = malloc(sizeof(entry_t));
 
@@ -750,7 +750,7 @@ ini_section_set_mac(ini_section_t self, char *name, int val)
 }
 
 void
-ini_section_set_string(ini_section_t self, char *name, char *val)
+ini_section_set_string(ini_section_t self, const char *name, const char *val)
 {
     section_t *section = (section_t *) self;
     entry_t   *ent;

src/network/net_slirp.c

@@ -26,7 +26,6 @@
 #include <stdlib.h>
 #include <inttypes.h>
 #include <wchar.h>
-#include <slirp/libslirp.h>
 #define HAVE_STDARG_H
 #include <86box/86box.h>
 #include <86box/device.h>
@@ -38,6 +37,10 @@
 #include <86box/ini.h>
 #include <86box/config.h>
 #include <86box/video.h>
+
+# define _SSIZE_T_DEFINED
+#include <slirp/libslirp.h>
+
 #ifdef _WIN32
 #    define WIN32_LEAN_AND_MEAN
 #    include <windows.h>
@@ -414,7 +417,7 @@ net_slirp_init(const netcard_t *card, const uint8_t *mac_addr, void *priv)
     /* Set up port forwarding. */
     int  udp, external, internal, i = 0;
     char category[32];
-    snprintf(category, sizeof(category), "SLiRP Port Forwarding #%i", card->card_num + 1);
+    snprintf(category, sizeof(category), "SLiRP Port Forwarding #%d", card->card_num + 1);
     char key[20];
     while (1) {
         sprintf(key, "%d_protocol", i);

src/network/network.c

@@ -118,7 +118,7 @@ static const device_t *net_cards[] = {
 };
 
 netcard_conf_t net_cards_conf[NET_CARD_MAX];
-int            net_card_current = 0;
+uint16_t       net_card_current = 0;
 
 /* Global variables. */
 int      network_ndev;

src/video/vid_xga.c

@@ -2663,7 +2663,6 @@ static void
     svga_t  *svga = svga_get_pri();
     xga_t   *xga  = &svga->xga;
     FILE    *f;
-    uint32_t temp;
     uint32_t initial_bios_addr = device_get_config_hex20("init_bios_addr");
     uint8_t *rom               = NULL;
 
@@ -2683,13 +2682,11 @@ static void
 
     f = rom_fopen(xga->type ? XGA2_BIOS_PATH : XGA_BIOS_PATH, "rb");
     (void) fseek(f, 0L, SEEK_END);
-    temp = ftell(f);
     (void) fseek(f, 0L, SEEK_SET);
 
     rom = malloc(xga->bios_rom.sz);
     memset(rom, 0xff, xga->bios_rom.sz);
     (void) !fread(rom, xga->bios_rom.sz, 1, f);
-    temp -= xga->bios_rom.sz;
     (void) fclose(f);
 
     xga->bios_rom.rom  = rom;