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Some smaller changes concerning the scanning of the settings file to make it behave more like BeOS.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2412 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2003-01-12 14:42:09 +00:00
parent bb87c791cb
commit 4a05764e4b
1 changed files with 26 additions and 22 deletions
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48
src/kernel/core/driver_settings.c
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@ -187,8 +187,10 @@ static status_t
get_word(char **_pos, char **_word, bool allowNewLine)
{
char *pos = *_pos;
bool quoted = false, newLine = false, end = false;
bool escaped = false;
char quoted = 0;
bool newLine = false, end = false;
int escaped = 0;
bool charEscaped = false;
// Skip any white space and comments
while (pos[0] && ((allowNewLine && (isspace(pos[0]) || pos[0] == '#'))
@ -205,31 +207,31 @@ get_word(char **_pos, char **_word, bool allowNewLine)
return B_NO_ERROR;
// Read in a word - might contain escaped (\) spaces, or it
// might also be quoted (").
// might also be quoted (" or ').
if (pos[0] == '"') {
quoted = true;
if (pos[0] == '"' || pos[0] == '\'') {
quoted = pos[0];
pos++;
}
*_word = pos;
while (pos[0]) {
if (pos[0] == '\\' && pos[1] == ' ') {
escaped = true;
pos++;
} else if (quoted && pos[0] == '\\' && pos[1] == '"') {
escaped = true;
pos++;
} else if (pos[0] == '\n')
if (charEscaped)
charEscaped = false;
else if (pos[0] == '\\') {
charEscaped = true;
escaped++;
} else if ((!quoted && isspace(pos[0])) || (quoted && pos[0] == quoted))
break;
else if ((!quoted && isspace(pos[0])) || (quoted && pos[0] == '"'))
break;
pos++;
}
// "String exceeds line" - missing end quote
if (quoted && pos[0] != '"')
if (quoted && pos[0] != quoted)
return B_BAD_DATA;
// last character is a backslash
if (charEscaped)
return B_BAD_DATA;
end = pos[0] == '\0';
@ -239,12 +241,13 @@ get_word(char **_pos, char **_word, bool allowNewLine)
// Correct name if there were any escaped characters
if (escaped) {
char *word = *_word;
while (word < pos) {
if (word[0] == '\\'
&& ((quoted && word[1] == '"')
|| (!quoted && word[1] == ' ')))
memmove(word, word + 1, pos - word);
int offset = 0;
while (word <= pos) {
if (word[0] == '\\') {
offset--;
word++;
}
word[offset] = word[0];
word++;
}
}
@ -489,6 +492,7 @@ get_driver_boolean_parameter(void *handle, const char *keyName, bool unknownValu
// ToDo: This takes just the first argument/value, and checks that one;
// I don't know if they are used to work that way in BeOS, though.
// bonefish: Yep, exactly like that.
// check for the argument
if (parameter->value_count <= 0)