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n Windows, 'popen' accepts "[rw][bt]?" as valid modes

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Added the modifiers 'b' and 't' to valid modes for 'popen' in Windows.
This commit is contained in:
Roberto Ierusalimschy 2020-12-03 12:09:50 -03:00
parent c36ced53c9
commit 754ca0060f
1 changed files with 12 additions and 6 deletions
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18
liolib.c
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@ -52,12 +52,6 @@ static int l_checkmode (const char *mode) {
** =======================================================
*/
#if !defined(l_checkmodep)
/* By default, Lua accepts only "r" or "w" as mode */
#define l_checkmodep(m) ((m[0] == 'r' || m[0] == 'w') && m[1] == '\0')
#endif
#if !defined(l_popen) /* { */
#if defined(LUA_USE_POSIX) /* { */
@ -70,6 +64,12 @@ static int l_checkmode (const char *mode) {
#define l_popen(L,c,m) (_popen(c,m))
#define l_pclose(L,file) (_pclose(file))
#if !defined(l_checkmodep)
/* Windows accepts "[rw][bt]?" as valid modes */
#define l_checkmodep(m) ((m[0] == 'r' || m[0] == 'w') && \
(m[1] == '\0' || ((m[1] == 'b' || m[1] == 't') && m[2] == '\0')))
#endif
#else /* }{ */
/* ISO C definitions */
@ -83,6 +83,12 @@ static int l_checkmode (const char *mode) {
#endif /* } */
#if !defined(l_checkmodep)
/* By default, Lua accepts only "r" or "w" as valid modes */
#define l_checkmodep(m) ((m[0] == 'r' || m[0] == 'w') && m[1] == '\0')
#endif
/* }====================================================== */