From 244a24104ded3a4573aeffa32160af21f76cbce6 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Tue, 15 Dec 2020 00:51:46 +0100
Subject: Revise error codes to have a reduced set exposed in the public API.

Fixes #2482

And also add proj_context_errno_string()

Revise gie 'expect failure errno XXXX' strings
---
 src/inv.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'src/inv.cpp')

diff --git a/src/inv.cpp b/src/inv.cpp
index 626c9ee5..b4a42189 100644
--- a/src/inv.cpp
+++ b/src/inv.cpp
@@ -38,7 +38,7 @@
 
 static PJ_COORD inv_prepare (PJ *P, PJ_COORD coo) {
     if (coo.v[0] == HUGE_VAL || coo.v[1] == HUGE_VAL || coo.v[2] == HUGE_VAL) {
-        proj_errno_set (P, PJD_ERR_INVALID_X_OR_Y);
+        proj_errno_set (P, PROJ_ERR_COORD_TRANSFM_OUTSIDE_PROJECTION_DOMAIN);
         return proj_coord_error ();
     }
 
@@ -97,7 +97,7 @@ static PJ_COORD inv_prepare (PJ *P, PJ_COORD coo) {
 
 static PJ_COORD inv_finalize (PJ *P, PJ_COORD coo) {
     if (coo.xyz.x == HUGE_VAL) {
-        proj_errno_set (P, PJD_ERR_INVALID_X_OR_Y);
+        proj_errno_set (P, PROJ_ERR_COORD_TRANSFM_OUTSIDE_PROJECTION_DOMAIN);
         return proj_coord_error ();
     }
 
@@ -163,7 +163,7 @@ PJ_LP pj_inv(PJ_XY xy, PJ *P) {
     else if (P->inv4d)
         coo = P->inv4d (coo, P);
     else {
-        proj_errno_set (P, EINVAL);
+        proj_errno_set (P, PROJ_ERR_OTHER_NO_INVERSE_OP);
         return proj_coord_error ().lp;
     }
     if (HUGE_VAL==coo.v[0])
@@ -197,7 +197,7 @@ PJ_LPZ pj_inv3d (PJ_XYZ xyz, PJ *P) {
     else if (P->inv)
         coo.lp = P->inv (coo.xy, P);
     else {
-        proj_errno_set (P, EINVAL);
+        proj_errno_set (P, PROJ_ERR_OTHER_NO_INVERSE_OP);
         return proj_coord_error ().lpz;
     }
     if (HUGE_VAL==coo.v[0])
@@ -227,7 +227,7 @@ PJ_COORD pj_inv4d (PJ_COORD coo, PJ *P) {
     else if (P->inv)
         coo.lp = P->inv (coo.xy, P);
     else {
-        proj_errno_set (P, EINVAL);
+        proj_errno_set (P, PROJ_ERR_OTHER_NO_INVERSE_OP);
         return proj_coord_error ();
     }
     if (HUGE_VAL==coo.v[0])
-- 
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