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general: reenable -Wpedantic for gcc by using __extension__ (ZEXT)

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to suppress warnings about `errtxtf` operand number "%<n>$" args;
  enable some further warnings
test suite: enable -Wpedantic and fix/suppress any warnings
This commit is contained in:
gitlost 2025-01-27 11:03:33 +00:00
parent a4b557786f
commit b377b14360
93 changed files with 1397 additions and 1370 deletions
backend
common.h

6
backend/common.h
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@ -245,6 +245,12 @@ INTERNAL void expand(struct zint_symbol *symbol, const char data[], const int le
omitted */
INTERNAL int errtxt(const int error_number, struct zint_symbol *symbol, const int err_id, const char *msg);
#if defined(__GNUC__) && !defined(__clang__)
#define ZEXT __extension__ /* Suppress gcc pedantic warnings including when using format "%<n>$" with `errtxtf()` */
#else
#define ZEXT
#endif
/* Set `symbol->errtxt` to "err_id: msg" with restricted subset of `printf()` formatting, returning `error_number`.
If `err_id` is -1, the "err_id: " prefix is omitted. Only the following specifiers are supported: "c", "d", "f",
"g" and "s", with no modifiers apart from "<n>$" numbering for l10n ("<n>" 1-9), in which case all specifiers must