[PATCH 1/2] Move add_to_string to "quote.c" and make it extern.
So that this function may be used in places other than "rsh.c".
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
quote.c | 29 +++++++++++++++++++++++++++++
quote.h | 6 ++++++
rsh.c | 29 -----------------------------
3 files changed, 35 insertions(+), 29 deletions(-)
diff --git a/quote.c b/quote.c
index a38786c..200e4e2 100644
--- a/quote.c
+++ b/quote.c
@@ -106,6 +106,35 @@ char *sq_quote_argv(const char** argv, i
return buf;
}
+/*
+ * Append a string to a string buffer, with or without shell quoting.
+ * Return true if the buffer overflowed.
+ */
+int add_to_string(char **ptrp, int *sizep, const char *str, int quote)
+{
+ char *p = *ptrp;
+ int size = *sizep;
+ int oc;
+ int err = 0;
+
+ if ( quote ) {
+ oc = sq_quote_buf(p, size, str);
+ } else {
+ oc = strlen(str);
+ memcpy(p, str, (oc >= size) ? size-1 : oc);
+ }
+
+ if ( oc >= size ) {
+ err = 1;
+ oc = size-1;
+ }
+
+ *ptrp += oc;
+ **ptrp = '\0';
+ *sizep -= oc;
+ return err;
+}
+
char *sq_dequote(char *arg)
{
char *dst = arg;
diff --git a/quote.h b/quote.h
index a6c4611..1a29e79 100644
--- a/quote.h
+++ b/quote.h
@@ -33,6 +33,12 @@ extern void sq_quote_print(FILE *stream,
extern size_t sq_quote_buf(char *dst, size_t n, const char *src);
extern char *sq_quote_argv(const char** argv, int count);
+/*
+ * Append a string to a string buffer, with or without shell quoting.
+ * Return true if the buffer overflowed.
+ */
+extern int add_to_string(char **ptrp, int *sizep, const char *str, int quote);
+
/* This unwraps what sq_quote() produces in place, but returns
* NULL if the input does not look like what sq_quote would have
* produced.
diff --git a/rsh.c b/rsh.c
index 07166ad..8a1db45 100644
--- a/rsh.c
+++ b/rsh.c
@@ -8,35 +8,6 @@ #include "cache.h"
#define COMMAND_SIZE 4096
-/*
- * Append a string to a string buffer, with or without shell quoting.
- * Return true if the buffer overflowed.
- */
-static int add_to_string(char **ptrp, int *sizep, const char *str, int quote)
-{
- char *p = *ptrp;
- int size = *sizep;
- int oc;
- int err = 0;
-
- if ( quote ) {
- oc = sq_quote_buf(p, size, str);
- } else {
- oc = strlen(str);
- memcpy(p, str, (oc >= size) ? size-1 : oc);
- }
-
- if ( oc >= size ) {
- err = 1;
- oc = size-1;
- }
-
- *ptrp += oc;
- **ptrp = '\0';
- *sizep -= oc;
- return err;
-}
-
int setup_connection(int *fd_in, int *fd_out, const char *remote_prog,
char *url, int rmt_argc, char **rmt_argv)
{
--
1.4.2.g430e
Christian Couder <chriscool@tuxfamily.org>