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(CHARSET_OK): Check that coding_system_table[IDX] != 0.

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This commit is contained in:
Richard M. Stallman 1998-08-09 05:28:02 +00:00
parent 3527740ced
commit f024b6aac0
1 changed files with 6 additions and 5 deletions
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11
src/coding.c
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@ -652,11 +652,12 @@ detect_coding_emacs_mule (src, src_end)
enum iso_code_class_type iso_code_class[256];
#define CHARSET_OK(idx, charset) \
(coding_system_table[idx]->safe_charsets[charset] \
|| (CODING_SPEC_ISO_REQUESTED_DESIGNATION \
(coding_system_table[idx], charset) \
!= CODING_SPEC_ISO_NO_REQUESTED_DESIGNATION))
#define CHARSET_OK(idx, charset) \
(coding_system_table[idx] \
&& (coding_system_table[idx]->safe_charsets[charset] \
|| (CODING_SPEC_ISO_REQUESTED_DESIGNATION \
(coding_system_table[idx], charset) \
!= CODING_SPEC_ISO_NO_REQUESTED_DESIGNATION)))
#define SHIFT_OUT_OK(idx) \
(CODING_SPEC_ISO_INITIAL_DESIGNATION (coding_system_table[idx], 1) >= 0)