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aztec: avoid possible overflow in comparison

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output/CLI/testcommon: suppress some gcc-16 (C23) warnings
  "-Wdiscarded-qualifiers" (QChar)
GUI: suppress some gcc-16 (C23) warnings
  "-Wdeprecated-enum-enum-conversion"
channel: use explicit `const struct` for precalcs instead of
  typedef (makes code more transparent)
README.linux: Fedora 43 -> 44
This commit is contained in:
gitlost
2026-05-15 11:20:30 +01:00
parent 76aac611ca
commit 09d48d5757
9 changed files with 39 additions and 36 deletions
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frontend/main.c
+4 -4
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@@ -736,8 +736,8 @@ static int supported_filetype(const char *const filetype, const int no_png, int
}
/* Get file extension, excluding those of more than 4 letters */
static char *get_extension(const char *const file) {
char *const dot = strrchr(file, '.');
static const char *get_extension(const char *const file) {
const char *const dot = strrchr(file, '.');
if (dot && strlen(file) - (dot - file) <= 5) { /* Only recognize up to 4 letter extensions */
return dot + 1;
}
@@ -755,7 +755,7 @@ static void set_extension(char file[256], const char *const filetype) {
cpy_str(lc_filetype, ARRAY_SIZE(lc_filetype), filetype);
to_lower(lc_filetype);
extension = get_extension(file);
extension = (char *) get_extension(file);
if (extension) {
cpy_str(lc_extension, ARRAY_SIZE(lc_extension), extension);
to_lower(lc_extension);
@@ -1517,7 +1517,7 @@ int main(int argc, char **argv) {
int val;
int i;
int ret;
char *outfile_extension;
const char *outfile_extension;
int data_arg_num = 0;
int seg_count = 0;
float x_dim_mm = 0.0f, dpmm = 0.0f;