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authorDanny Smith <dannysmith@users.sourceforge.net>2004-05-31 10:32:58 +0000
committerDanny Smith <dannysmith@gcc.gnu.org>2004-05-31 10:32:58 +0000
commitb47785f4ab321d38c5a25eb2c469c940f73801f8 (patch)
tree14e7f0bf8984621cbd408c8bcf26cbc787fe83b8 /libiberty/pex-win32.c
parent421563d59a5d6d21a90066d79dda8ac825e578e3 (diff)
downloadgcc-b47785f4ab321d38c5a25eb2c469c940f73801f8.tar.gz
* pex-win32.c (fix_argv): Expand comment.
From-SVN: r82482
Diffstat (limited to 'libiberty/pex-win32.c')
-rw-r--r--libiberty/pex-win32.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/libiberty/pex-win32.c b/libiberty/pex-win32.c
index 27a5bb4e309..2b4abdffbf9 100644
--- a/libiberty/pex-win32.c
+++ b/libiberty/pex-win32.c
@@ -59,7 +59,12 @@ fix_argv (argvec)
int i;
char * command0 = argvec[0];
- /* Ensure that the executable pathname uses Win32 backslashes. */
+ /* Ensure that the executable pathname uses Win32 backslashes. This
+ is not necessary on NT, but on W9x, forward slashes causes failure
+ of spawn* and exec* functions (and probably any function that
+ calls CreateProcess) *iff* the executable pathname (argvec[0]) is
+ a quoted string. And quoting is necessary in case a pathname
+ contains embedded white space. You can't win. */
for (; *command0 != '\0'; command0++)
if (*command0 == '/')
*command0 = '\\';