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Convert CRLF into LF on read; this should avoid problems with parsing CRLF files.

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Fixes #117.
This commit is contained in:
David Given 2018-09-02 11:30:20 +02:00
parent 788f439a48
commit fa1ba55ad2
2 changed files with 24 additions and 1 deletions
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22
modules/src/input/inp_pkg.body
View file

@ -340,6 +340,28 @@ InsertText(text, length)
return 1; return 1;
} }
#define RAWLOAD(dest) \
((void)((dest = *_ipp++) || (dest = loadbuf())))
/* Reads the next character, converting CRLF into LF. */
int
loadchar(void)
{
int ch;
RAWLOAD(ch);
if (ch == '\r')
{
RAWLOAD(ch);
if (ch != '\n')
{
/* Oops, this isn't a CRLF; put back the char we just read. */
ChPushBack(ch);
}
ch = '\n';
}
return ch;
}
/* loadbuf() is called if LoadChar meets a '\0' character /* loadbuf() is called if LoadChar meets a '\0' character
which may be the end-of-buffer mark of the current input which may be the end-of-buffer mark of the current input
buffer. The '\0' could be genuine although not likely. buffer. The '\0' could be genuine although not likely.

3
modules/src/input/inp_pkg.spec
View file

@ -20,7 +20,7 @@
/* INPUT PRIMITIVES */ /* INPUT PRIMITIVES */
#define LoadChar(dest) ((void)((dest = *_ipp++) || (dest = loadbuf()))) #define LoadChar(dest) (dest = loadchar())
#define PushBack() (--_ipp) #define PushBack() (--_ipp)
#define ChPushBack(ch) (*--_ipp = (ch)) #define ChPushBack(ch) (*--_ipp = (ch))
@ -31,6 +31,7 @@
extern char *_ipp; extern char *_ipp;
_PROTOTYPE(int loadchar, (void));
_PROTOTYPE(int loadbuf, (void)); _PROTOTYPE(int loadbuf, (void));
_PROTOTYPE(int AtEoIT, (void)); _PROTOTYPE(int AtEoIT, (void));
_PROTOTYPE(int AtEoIF, (void)); _PROTOTYPE(int AtEoIF, (void));