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-rw-r--r--compat/mingw.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/compat/mingw.c b/compat/mingw.c
index f2c94f9..178a70d 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -1488,6 +1488,7 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
const char *(*quote_arg)(const char *arg) =
is_msys2_sh(cmd ? cmd : *argv) ?
quote_arg_msys2 : quote_arg_msvc;
+ const char *strace_env;
/* Make sure to override previous errors, if any */
errno = 0;
@@ -1571,6 +1572,31 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
free(quoted);
}
+ strace_env = getenv("GIT_STRACE_COMMANDS");
+ if (strace_env) {
+ char *p = path_lookup("strace.exe", 1);
+ if (!p)
+ return error("strace not found!");
+ if (xutftowcs_path(wcmd, p) < 0) {
+ free(p);
+ return -1;
+ }
+ free(p);
+ if (!strcmp("1", strace_env) ||
+ !strcasecmp("yes", strace_env) ||
+ !strcasecmp("true", strace_env))
+ strbuf_insert(&args, 0, "strace ", 7);
+ else {
+ const char *quoted = quote_arg(strace_env);
+ struct strbuf buf = STRBUF_INIT;
+ strbuf_addf(&buf, "strace -o %s ", quoted);
+ if (quoted != strace_env)
+ free((char *)quoted);
+ strbuf_insert(&args, 0, buf.buf, buf.len);
+ strbuf_release(&buf);
+ }
+ }
+
ALLOC_ARRAY(wargs, st_add(st_mult(2, args.len), 1));
xutftowcs(wargs, args.buf, 2 * args.len + 1);
strbuf_release(&args);