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Code

Update some minor comments about character encodings

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This commit is contained in:
John Zaitseff 2011-08-18 15:05:55 +10:00
parent 4d6f1478e6
commit 3a6f33d2a1
1 changed files with 11 additions and 6 deletions
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17
src/utils.c
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@ -77,6 +77,9 @@ static bool add_currency_symbol = false; // Do we need to add "$"?
void init_program_name (char *argv[]) void init_program_name (char *argv[])
{ {
/* This implementation assumes a POSIX environment with an ASCII-safe
character encoding (such as ASCII or UTF-8). */
if (argv == NULL || argv[0] == NULL || *argv[0] == '\0') { if (argv == NULL || argv[0] == NULL || *argv[0] == '\0') {
program_name_str = PACKAGE; program_name_str = PACKAGE;
} else { } else {
@ -129,7 +132,8 @@ const char *data_directory (void)
{ {
/* This implementation assumes a POSIX environment by using "/" as /* This implementation assumes a POSIX environment by using "/" as
the directory separator. It also assumes a dot-starting directory the directory separator. It also assumes a dot-starting directory
name is permissible (again, true on POSIX systems) */ name is permissible (again, true on POSIX systems) and that the
character encoding is ASCII-safe. */
if (data_directory_str == NULL) { if (data_directory_str == NULL) {
const char *name = program_name(); const char *name = program_name();
@ -154,8 +158,8 @@ const char *data_directory (void)
char *game_filename (int gamenum) char *game_filename (int gamenum)
{ {
/* This implementation assumes a POSIX environment by using "/" as /* This implementation assumes a POSIX environment and an ASCII-safe
the directory separator */ character encoding. */
char buf[GAME_FILENAME_BUFSIZE]; // Buffer for part of filename char buf[GAME_FILENAME_BUFSIZE]; // Buffer for part of filename
const char *dd; // Data directory const char *dd; // Data directory
@ -335,7 +339,8 @@ ssize_t l_strfmon (char *restrict s, size_t maxsize,
/* The current implementation assumes MOD_POSIX_P_CS_PRECEDES is 1 /* The current implementation assumes MOD_POSIX_P_CS_PRECEDES is 1
(currency symbol precedes value) and that MOD_POSIX_P_SEP_BY_SPACE (currency symbol precedes value) and that MOD_POSIX_P_SEP_BY_SPACE
is 0 (no space separates currency symbol and value). It does, is 0 (no space separates currency symbol and value). It does,
however, handle currency symbols of length > 1 */ however, handle currency symbols of length > 1. */
assert(MOD_POSIX_P_CS_PRECEDES == 1); assert(MOD_POSIX_P_CS_PRECEDES == 1);
assert(MOD_POSIX_P_SEP_BY_SPACE == 0); assert(MOD_POSIX_P_SEP_BY_SPACE == 0);
@ -346,8 +351,8 @@ ssize_t l_strfmon (char *restrict s, size_t maxsize,
/* Insert lconvinfo.currency_symbol to s. /* Insert lconvinfo.currency_symbol to s.
NB: add_currecy_symbol == true assumes a POSIX locale and NB: add_currecy_symbol == true assumes a POSIX locale and
that MOD_POSIX_CURRENCY_SYMBOL contains only ASCII-safe that the character encoding is ASCII-safe (such as by
characters that work with strlen(), etc. */ being ASCII itself, or UTF-8). */
const char *sym = lconvinfo.currency_symbol; const char *sym = lconvinfo.currency_symbol;
int symlen = strlen(sym); int symlen = strlen(sym);
char *p; char *p;