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fix command-line construction in subprocess for Windows where an argument contains a space or quote and ends with a backslash

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svn: r6163
This commit is contained in:
Matthew Flatt 2007-05-06 23:11:32 +00:00
parent ddc701ba65
commit 1947d48bd0
1 changed files with 4 additions and 1 deletions
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5
src/mzscheme/src/port.c
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@ -6926,7 +6926,7 @@ static char *cmdline_protect(char *s)
char *p; char *p;
int wrote_slash = 0; int wrote_slash = 0;
naya = scheme_malloc_atomic(strlen(s) + 3 + 3*has_quote); naya = scheme_malloc_atomic(strlen(s) + 3 + 3*has_quote + was_slash);
naya[0] = '"'; naya[0] = '"';
for (p = naya + 1; *s; s++) { for (p = naya + 1; *s; s++) {
if (*s == '"') { if (*s == '"') {
@ -6946,6 +6946,9 @@ static char *cmdline_protect(char *s)
wrote_slash = 0; wrote_slash = 0;
} }
} }
while (wrote_slash--) {
*(p++) = '\\';
}
*(p++) = '"'; *(p++) = '"';
*p = 0; *p = 0;