v1-0004-formatting.c-cleanup-Add-some-const-char-qualifie.patch

From 6e12166dfea398e72cee8696d906e68a07382206 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter@eisentraut.org>
Date: Mon, 20 Oct 2025 08:16:03 +0200
Subject: [PATCH v1 04/13] formatting.c cleanup: Add some const char *
 qualifiers

---
 src/backend/utils/adt/formatting.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/backend/utils/adt/formatting.c b/src/backend/utils/adt/formatting.c
index 93f497e31cb..d949153dfb4 100644
--- a/src/backend/utils/adt/formatting.c
+++ b/src/backend/utils/adt/formatting.c
@@ -436,7 +436,7 @@ typedef struct
 	bool		has_tz;			/* was there a TZ field? */
 	int			gmtoffset;		/* GMT offset of fixed-offset zone abbrev */
 	pg_tz	   *tzp;			/* pg_tz for dynamic abbrev */
-	char	   *abbrev;			/* dynamic abbrev */
+	const char *abbrev;			/* dynamic abbrev */
 } TmFromChar;
 
 #define ZERO_tmfc(_X) memset(_X, 0, sizeof(TmFromChar))
@@ -1055,8 +1055,8 @@ static void dump_index(const KeyWord *k, const int *index);
 static void dump_node(FormatNode *node, int max);
 #endif
 
-static const char *get_th(char *num, int type);
-static char *str_numth(char *dest, char *num, int type);
+static const char *get_th(const char *num, int type);
+static char *str_numth(char *dest, const char *num, int type);
 static int	adjust_partial_year_to_2020(int year);
 static size_t strspace_len(const char *str);
 static bool from_char_set_mode(TmFromChar *tmfc, const FromCharDateMode mode,
@@ -1082,7 +1082,7 @@ static FormatNode *NUM_cache(int len, NUMDesc *Num, text *pars_str, bool *should
 static char *int_to_roman(int number);
 static int	roman_to_int(NUMProc *Np, size_t input_len);
 static void NUM_prepare_locale(NUMProc *Np);
-static char *get_last_relevant_decnum(char *num);
+static char *get_last_relevant_decnum(const char *num);
 static void NUM_numpart_from_char(NUMProc *Np, int id, size_t input_len);
 static void NUM_numpart_to_char(NUMProc *Np, int id);
 static char *NUM_processor(FormatNode *node, NUMDesc *Num, char *inout,
@@ -1524,7 +1524,7 @@ dump_node(FormatNode *node, int max)
  * type --> 0 upper, 1 lower
  */
 static const char *
-get_th(char *num, int type)
+get_th(const char *num, int type)
 {
 	size_t		len = strlen(num);
 	char		last;
@@ -1570,7 +1570,7 @@ get_th(char *num, int type)
  * type --> 0 upper, 1 lower
  */
 static char *
-str_numth(char *dest, char *num, int type)
+str_numth(char *dest, const char *num, int type)
 {
 	if (dest != num)
 		strcpy(dest, num);
@@ -5297,7 +5297,7 @@ NUM_prepare_locale(NUMProc *Np)
  * behavior as if FM hadn't been specified).
  */
 static char *
-get_last_relevant_decnum(char *num)
+get_last_relevant_decnum(const char *num)
 {
 	char	   *result,
 			   *p = strchr(num, '.');
-- 
2.51.0