allow code to build with -std=gnu23 (which is the new default in gcc-…

…15) (#2094)

* attempt to build with -std=gnu23, which is the new default in gcc-15

* include <stdbool.h>

* fix function pointers in d_deh.c

* fix argument type in p_tick.c

* fix function pointes in m_cheat.c

* fix function pointers in info.c

* fix parameter list in m_cheat.c

* revert changes to build system and CI

src/d_deh.c

@@ -1558,124 +1558,124 @@ typedef struct {
 
 deh_bexptr deh_bexptrs[] =
 {
-  {{A_Light0},         "A_Light0"},
-  {{A_WeaponReady},    "A_WeaponReady"},
-  {{A_Lower},          "A_Lower"},
-  {{A_Raise},          "A_Raise"},
-  {{A_Punch},          "A_Punch"},
-  {{A_ReFire},         "A_ReFire"},
-  {{A_FirePistol},     "A_FirePistol"},
-  {{A_Light1},         "A_Light1"},
-  {{A_FireShotgun},    "A_FireShotgun"},
-  {{A_Light2},         "A_Light2"},
-  {{A_FireShotgun2},   "A_FireShotgun2"},
-  {{A_CheckReload},    "A_CheckReload"},
-  {{A_OpenShotgun2},   "A_OpenShotgun2"},
-  {{A_LoadShotgun2},   "A_LoadShotgun2"},
-  {{A_CloseShotgun2},  "A_CloseShotgun2"},
-  {{A_FireCGun},       "A_FireCGun"},
-  {{A_GunFlash},       "A_GunFlash"},
-  {{A_FireMissile},    "A_FireMissile"},
-  {{A_Saw},            "A_Saw"},
-  {{A_FirePlasma},     "A_FirePlasma"},
-  {{A_BFGsound},       "A_BFGsound"},
-  {{A_FireBFG},        "A_FireBFG"},
-  {{A_BFGSpray},       "A_BFGSpray"},
-  {{A_Explode},        "A_Explode"},
-  {{A_Pain},           "A_Pain"},
-  {{A_PlayerScream},   "A_PlayerScream"},
-  {{A_Fall},           "A_Fall"},
-  {{A_XScream},        "A_XScream"},
-  {{A_Look},           "A_Look"},
-  {{A_Chase},          "A_Chase"},
-  {{A_FaceTarget},     "A_FaceTarget"},
-  {{A_PosAttack},      "A_PosAttack"},
-  {{A_Scream},         "A_Scream"},
-  {{A_SPosAttack},     "A_SPosAttack"},
-  {{A_VileChase},      "A_VileChase"},
-  {{A_VileStart},      "A_VileStart"},
-  {{A_VileTarget},     "A_VileTarget"},
-  {{A_VileAttack},     "A_VileAttack"},
-  {{A_StartFire},      "A_StartFire"},
-  {{A_Fire},           "A_Fire"},
-  {{A_FireCrackle},    "A_FireCrackle"},
-  {{A_Tracer},         "A_Tracer"},
-  {{A_SkelWhoosh},     "A_SkelWhoosh"},
-  {{A_SkelFist},       "A_SkelFist"},
-  {{A_SkelMissile},    "A_SkelMissile"},
-  {{A_FatRaise},       "A_FatRaise"},
-  {{A_FatAttack1},     "A_FatAttack1"},
-  {{A_FatAttack2},     "A_FatAttack2"},
-  {{A_FatAttack3},     "A_FatAttack3"},
-  {{A_BossDeath},      "A_BossDeath"},
-  {{A_CPosAttack},     "A_CPosAttack"},
-  {{A_CPosRefire},     "A_CPosRefire"},
-  {{A_TroopAttack},    "A_TroopAttack"},
-  {{A_SargAttack},     "A_SargAttack"},
-  {{A_HeadAttack},     "A_HeadAttack"},
-  {{A_BruisAttack},    "A_BruisAttack"},
-  {{A_SkullAttack},    "A_SkullAttack"},
-  {{A_Metal},          "A_Metal"},
-  {{A_SpidRefire},     "A_SpidRefire"},
-  {{A_BabyMetal},      "A_BabyMetal"},
-  {{A_BspiAttack},     "A_BspiAttack"},
-  {{A_Hoof},           "A_Hoof"},
-  {{A_CyberAttack},    "A_CyberAttack"},
-  {{A_PainAttack},     "A_PainAttack"},
-  {{A_PainDie},        "A_PainDie"},
-  {{A_KeenDie},        "A_KeenDie"},
-  {{A_BrainPain},      "A_BrainPain"},
-  {{A_BrainScream},    "A_BrainScream"},
-  {{A_BrainDie},       "A_BrainDie"},
-  {{A_BrainAwake},     "A_BrainAwake"},
-  {{A_BrainSpit},      "A_BrainSpit"},
-  {{A_SpawnSound},     "A_SpawnSound"},
-  {{A_SpawnFly},       "A_SpawnFly"},
-  {{A_BrainExplode},   "A_BrainExplode"},
-  {{A_Detonate},       "A_Detonate"},       // killough 8/9/98
-  {{A_Mushroom},       "A_Mushroom"},       // killough 10/98
-  {{A_Die},            "A_Die"},            // killough 11/98
-  {{A_Spawn},          "A_Spawn"},          // killough 11/98
-  {{A_Turn},           "A_Turn"},           // killough 11/98
-  {{A_Face},           "A_Face"},           // killough 11/98
-  {{A_Scratch},        "A_Scratch"},        // killough 11/98
-  {{A_PlaySound},      "A_PlaySound"},      // killough 11/98
-  {{A_RandomJump},     "A_RandomJump"},     // killough 11/98
-  {{A_LineEffect},     "A_LineEffect"},     // killough 11/98
-
-  {{A_FireOldBFG},      "A_FireOldBFG"},      // killough 7/19/98: classic BFG firing function
-  {{A_BetaSkullAttack}, "A_BetaSkullAttack"}, // killough 10/98: beta lost souls attacked different
-  {{A_Stop},            "A_Stop"},
+  {{.p2 = A_Light0},         "A_Light0"},
+  {{.p2 = A_WeaponReady},    "A_WeaponReady"},
+  {{.p2 = A_Lower},          "A_Lower"},
+  {{.p2 = A_Raise},          "A_Raise"},
+  {{.p2 = A_Punch},          "A_Punch"},
+  {{.p2 = A_ReFire},         "A_ReFire"},
+  {{.p2 = A_FirePistol},     "A_FirePistol"},
+  {{.p2 = A_Light1},         "A_Light1"},
+  {{.p2 = A_FireShotgun},    "A_FireShotgun"},
+  {{.p2 = A_Light2},         "A_Light2"},
+  {{.p2 = A_FireShotgun2},   "A_FireShotgun2"},
+  {{.p2 = A_CheckReload},    "A_CheckReload"},
+  {{.p2 = A_OpenShotgun2},   "A_OpenShotgun2"},
+  {{.p2 = A_LoadShotgun2},   "A_LoadShotgun2"},
+  {{.p2 = A_CloseShotgun2},  "A_CloseShotgun2"},
+  {{.p2 = A_FireCGun},       "A_FireCGun"},
+  {{.p2 = A_GunFlash},       "A_GunFlash"},
+  {{.p2 = A_FireMissile},    "A_FireMissile"},
+  {{.p2 = A_Saw},            "A_Saw"},
+  {{.p2 = A_FirePlasma},     "A_FirePlasma"},
+  {{.p2 = A_BFGsound},       "A_BFGsound"},
+  {{.p2 = A_FireBFG},        "A_FireBFG"},
+  {{.p1 = A_BFGSpray},       "A_BFGSpray"},
+  {{.p1 = A_Explode},        "A_Explode"},
+  {{.p1 = A_Pain},           "A_Pain"},
+  {{.p1 = A_PlayerScream},   "A_PlayerScream"},
+  {{.p1 = A_Fall},           "A_Fall"},
+  {{.p1 = A_XScream},        "A_XScream"},
+  {{.p1 = A_Look},           "A_Look"},
+  {{.p1 = A_Chase},          "A_Chase"},
+  {{.p1 = A_FaceTarget},     "A_FaceTarget"},
+  {{.p1 = A_PosAttack},      "A_PosAttack"},
+  {{.p1 = A_Scream},         "A_Scream"},
+  {{.p1 = A_SPosAttack},     "A_SPosAttack"},
+  {{.p1 = A_VileChase},      "A_VileChase"},
+  {{.p1 = A_VileStart},      "A_VileStart"},
+  {{.p1 = A_VileTarget},     "A_VileTarget"},
+  {{.p1 = A_VileAttack},     "A_VileAttack"},
+  {{.p1 = A_StartFire},      "A_StartFire"},
+  {{.p1 = A_Fire},           "A_Fire"},
+  {{.p1 = A_FireCrackle},    "A_FireCrackle"},
+  {{.p1 = A_Tracer},         "A_Tracer"},
+  {{.p1 = A_SkelWhoosh},     "A_SkelWhoosh"},
+  {{.p1 = A_SkelFist},       "A_SkelFist"},
+  {{.p1 = A_SkelMissile},    "A_SkelMissile"},
+  {{.p1 = A_FatRaise},       "A_FatRaise"},
+  {{.p1 = A_FatAttack1},     "A_FatAttack1"},
+  {{.p1 = A_FatAttack2},     "A_FatAttack2"},
+  {{.p1 = A_FatAttack3},     "A_FatAttack3"},
+  {{.p1 = A_BossDeath},      "A_BossDeath"},
+  {{.p1 = A_CPosAttack},     "A_CPosAttack"},
+  {{.p1 = A_CPosRefire},     "A_CPosRefire"},
+  {{.p1 = A_TroopAttack},    "A_TroopAttack"},
+  {{.p1 = A_SargAttack},     "A_SargAttack"},
+  {{.p1 = A_HeadAttack},     "A_HeadAttack"},
+  {{.p1 = A_BruisAttack},    "A_BruisAttack"},
+  {{.p1 = A_SkullAttack},    "A_SkullAttack"},
+  {{.p1 = A_Metal},          "A_Metal"},
+  {{.p1 = A_SpidRefire},     "A_SpidRefire"},
+  {{.p1 = A_BabyMetal},      "A_BabyMetal"},
+  {{.p1 = A_BspiAttack},     "A_BspiAttack"},
+  {{.p1 = A_Hoof},           "A_Hoof"},
+  {{.p1 = A_CyberAttack},    "A_CyberAttack"},
+  {{.p1 = A_PainAttack},     "A_PainAttack"},
+  {{.p1 = A_PainDie},        "A_PainDie"},
+  {{.p1 = A_KeenDie},        "A_KeenDie"},
+  {{.p1 = A_BrainPain},      "A_BrainPain"},
+  {{.p1 = A_BrainScream},    "A_BrainScream"},
+  {{.p1 = A_BrainDie},       "A_BrainDie"},
+  {{.p1 = A_BrainAwake},     "A_BrainAwake"},
+  {{.p1 = A_BrainSpit},      "A_BrainSpit"},
+  {{.p1 = A_SpawnSound},     "A_SpawnSound"},
+  {{.p1 = A_SpawnFly},       "A_SpawnFly"},
+  {{.p1 = A_BrainExplode},   "A_BrainExplode"},
+  {{.p1 = A_Detonate},       "A_Detonate"},       // killough 8/9/98
+  {{.p1 = A_Mushroom},       "A_Mushroom"},       // killough 10/98
+  {{.p1 = A_Die},            "A_Die"},            // killough 11/98
+  {{.p1 = A_Spawn},          "A_Spawn"},          // killough 11/98
+  {{.p1 = A_Turn},           "A_Turn"},           // killough 11/98
+  {{.p1 = A_Face},           "A_Face"},           // killough 11/98
+  {{.p1 = A_Scratch},        "A_Scratch"},        // killough 11/98
+  {{.p1 = A_PlaySound},      "A_PlaySound"},      // killough 11/98
+  {{.p1 = A_RandomJump},     "A_RandomJump"},     // killough 11/98
+  {{.p1 = A_LineEffect},     "A_LineEffect"},     // killough 11/98
+
+  {{.p2 = A_FireOldBFG},      "A_FireOldBFG"},      // killough 7/19/98: classic BFG firing function
+  {{.p1 = A_BetaSkullAttack}, "A_BetaSkullAttack"}, // killough 10/98: beta lost souls attacked different
+  {{.p1 = A_Stop},            "A_Stop"},
 
   // [XA] New mbf21 codepointers
-  {{A_SpawnObject},         "A_SpawnObject", 8},
-  {{A_MonsterProjectile},   "A_MonsterProjectile", 5},
-  {{A_MonsterBulletAttack}, "A_MonsterBulletAttack", 5, {0, 0, 1, 3, 5}},
-  {{A_MonsterMeleeAttack},  "A_MonsterMeleeAttack", 4, {3, 8, 0, 0}},
-  {{A_RadiusDamage},        "A_RadiusDamage", 2},
-  {{A_NoiseAlert},          "A_NoiseAlert", 0},
-  {{A_HealChase},           "A_HealChase", 2},
-  {{A_SeekTracer},          "A_SeekTracer", 2},
-  {{A_FindTracer},          "A_FindTracer", 2, {0, 10}},
-  {{A_ClearTracer},         "A_ClearTracer", 0},
-  {{A_JumpIfHealthBelow},   "A_JumpIfHealthBelow", 2},
-  {{A_JumpIfTargetInSight}, "A_JumpIfTargetInSight", 2},
-  {{A_JumpIfTargetCloser},  "A_JumpIfTargetCloser", 2},
-  {{A_JumpIfTracerInSight}, "A_JumpIfTracerInSight", 2},
-  {{A_JumpIfTracerCloser},  "A_JumpIfTracerCloser", 2},
-  {{A_JumpIfFlagsSet},      "A_JumpIfFlagsSet", 3},
-  {{A_AddFlags},            "A_AddFlags", 2},
-  {{A_RemoveFlags},         "A_RemoveFlags", 2},
-  {{A_WeaponProjectile},    "A_WeaponProjectile", 5},
-  {{A_WeaponBulletAttack},  "A_WeaponBulletAttack", 5, {0, 0, 1, 5, 3}},
-  {{A_WeaponMeleeAttack},   "A_WeaponMeleeAttack", 5, {2, 10, 1 * FRACUNIT, 0, 0}},
-  {{A_WeaponSound},         "A_WeaponSound", 2},
-  {{A_WeaponAlert},         "A_WeaponAlert", 0},
-  {{A_WeaponJump},          "A_WeaponJump", 2},
-  {{A_ConsumeAmmo},         "A_ConsumeAmmo", 1},
-  {{A_CheckAmmo},           "A_CheckAmmo", 2},
-  {{A_RefireTo},            "A_RefireTo", 2},
-  {{A_GunFlashTo},          "A_GunFlashTo", 2},
+  {{.p1 = A_SpawnObject},         "A_SpawnObject", 8},
+  {{.p1 = A_MonsterProjectile},   "A_MonsterProjectile", 5},
+  {{.p1 = A_MonsterBulletAttack}, "A_MonsterBulletAttack", 5, {0, 0, 1, 3, 5}},
+  {{.p1 = A_MonsterMeleeAttack},  "A_MonsterMeleeAttack", 4, {3, 8, 0, 0}},
+  {{.p1 = A_RadiusDamage},        "A_RadiusDamage", 2},
+  {{.p1 = A_NoiseAlert},          "A_NoiseAlert", 0},
+  {{.p1 = A_HealChase},           "A_HealChase", 2},
+  {{.p1 = A_SeekTracer},          "A_SeekTracer", 2},
+  {{.p1 = A_FindTracer},          "A_FindTracer", 2, {0, 10}},
+  {{.p1 = A_ClearTracer},         "A_ClearTracer", 0},
+  {{.p1 = A_JumpIfHealthBelow},   "A_JumpIfHealthBelow", 2},
+  {{.p1 = A_JumpIfTargetInSight}, "A_JumpIfTargetInSight", 2},
+  {{.p1 = A_JumpIfTargetCloser},  "A_JumpIfTargetCloser", 2},
+  {{.p1 = A_JumpIfTracerInSight}, "A_JumpIfTracerInSight", 2},
+  {{.p1 = A_JumpIfTracerCloser},  "A_JumpIfTracerCloser", 2},
+  {{.p1 = A_JumpIfFlagsSet},      "A_JumpIfFlagsSet", 3},
+  {{.p1 = A_AddFlags},            "A_AddFlags", 2},
+  {{.p1 = A_RemoveFlags},         "A_RemoveFlags", 2},
+  {{.p2 = A_WeaponProjectile},    "A_WeaponProjectile", 5},
+  {{.p2 = A_WeaponBulletAttack},  "A_WeaponBulletAttack", 5, {0, 0, 1, 5, 3}},
+  {{.p2 = A_WeaponMeleeAttack},   "A_WeaponMeleeAttack", 5, {2, 10, 1 * FRACUNIT, 0, 0}},
+  {{.p2 = A_WeaponSound},         "A_WeaponSound", 2},
+  {{.p2 = A_WeaponAlert},         "A_WeaponAlert", 0},
+  {{.p2 = A_WeaponJump},          "A_WeaponJump", 2},
+  {{.p2 = A_ConsumeAmmo},         "A_ConsumeAmmo", 1},
+  {{.p2 = A_CheckAmmo},           "A_CheckAmmo", 2},
+  {{.p2 = A_RefireTo},            "A_RefireTo", 2},
+  {{.p2 = A_GunFlashTo},          "A_GunFlashTo", 2},
 
   // This NULL entry must be the last in the list
   {{NULL},             "A_NULL"},  // Ty 05/16/98

src/d_think.h

@@ -22,9 +22,11 @@
 #ifndef __D_THINK__
 #define __D_THINK__
 
-typedef void (*actionf_v)();
-typedef void (*actionf_p1)(void *);
-typedef void (*actionf_p2)(void *, void *);
+#include "p_action.h"
+
+typedef void (*actionf_v)(void);
+typedef void (*actionf_p1)(struct mobj_s *);
+typedef void (*actionf_p2)(struct player_s *, struct pspdef_s *);
 
 typedef union actionf_u
 {

src/doomtype.h

@@ -23,6 +23,7 @@
 
 #include <stddef.h> // size_t, NULL
 #include <stdint.h> // [FG] intptr_t types
+#include <stdbool.h>
 
 #include "config.h"