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Commita87ebac

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Tweak previous patch to ensure edata->filename always gets initialized.
On a platform that isn't supplying __FILE__, previous coding would eithercrash or give a stale result for the filename string. Not sure how likelythat is, but the original code catered for it, so let's keep doing so.
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‎src/backend/utils/error/elog.c

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -349,8 +349,10 @@ errstart(int elevel, const char *filename, int lineno,
349349

350350
/* keep only base name, useful especially for vpath builds */
351351
slash=strrchr(filename,'/');
352-
edata->filename=slash ?slash+1 :filename;
352+
if (slash)
353+
filename=slash+1;
353354
}
355+
edata->filename=filename;
354356
edata->lineno=lineno;
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edata->funcname=funcname;
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/* the default text domain is the backend's */
@@ -1155,8 +1157,10 @@ elog_start(const char *filename, int lineno, const char *funcname)
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/* keep only base name, useful especially for vpath builds */
11571159
slash=strrchr(filename,'/');
1158-
edata->filename=slash ?slash+1 :filename;
1160+
if (slash)
1161+
filename=slash+1;
11591162
}
1163+
edata->filename=filename;
11601164
edata->lineno=lineno;
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edata->funcname=funcname;
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/* errno is saved now so that error parameter eval can't change it */

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