This adds the --ignore-case option, which makes rsync compare filenames
in a case-insensitive manner.
---- orig/lib/wildmatch.c 2006-01-03 17:26:02
-+++ lib/wildmatch.c 2006-01-03 17:29:11
+To use this patch, run these commands for a successful build:
+
+ patch -p1 <patches/ignore-case.diff
+ ./configure (optional if already run)
+ make
+
+--- old/exclude.c
++++ new/exclude.c
+@@ -32,6 +32,7 @@ extern int io_error;
+ extern int local_server;
+ extern int prune_empty_dirs;
+ extern int ignore_perishable;
++extern int ignore_case;
+ extern int delete_mode;
+ extern int delete_excluded;
+ extern int cvs_exclude;
+@@ -580,16 +581,17 @@ static int rule_matches(char *name, stru
+ if (litmatch_array(pattern, strings, slash_handling))
+ return ret_match;
+ } else if (anchored_match) {
+- if (strcmp(name, pattern) == 0)
++ if ((ignore_case ? strcasecmp(name, pattern)
++ : strcmp(name, pattern)) == 0)
+ return ret_match;
+ } else {
+ int l1 = strlen(name);
+ int l2 = strlen(pattern);
+- if (l2 <= l1 &&
+- strcmp(name+(l1-l2),pattern) == 0 &&
+- (l1==l2 || name[l1-(l2+1)] == '/')) {
++ if (l2 <= l1
++ && (ignore_case ? strcasecmp(name + (l1-l2), pattern)
++ : strcmp(name + (l1-l2), pattern)) == 0
++ && (l1 == l2 || name[l1 - (l2+1)] == '/'))
+ return ret_match;
+- }
+ }
+
+ return !ret_match;
+--- old/flist.c
++++ new/flist.c
+@@ -34,6 +34,7 @@ extern int inc_recurse;
+ extern int do_progress;
+ extern int always_checksum;
+ extern int module_id;
++extern int ignore_case;
+ extern int ignore_errors;
+ extern int numeric_ids;
+ extern int recurse;
+@@ -2224,7 +2225,7 @@ int f_name_cmp(struct file_struct *f1, s
+ if (type1 != type2)
+ return type1 == t_PATH ? 1 : -1;
+
+- do {
++ while (1) {
+ if (!*c1) {
+ switch (state1) {
+ case s_DIR:
+@@ -2287,7 +2288,16 @@ int f_name_cmp(struct file_struct *f1, s
+ if (type1 != type2)
+ return type1 == t_PATH ? 1 : -1;
+ }
+- } while ((dif = (int)*c1++ - (int)*c2++) == 0);
++ if (ignore_case) {
++ uchar ch1, ch2;
++ ch1 = islower(*c1) ? toupper(*c1) : *c1;
++ ch2 = islower(*c2) ? toupper(*c2) : *c2;
++ c1++, c2++;
++ if ((dif = (int)ch1 - (int)ch2) != 0)
++ break;
++ } else if ((dif = (int)*c1++ - (int)*c2++) != 0)
++ break;
++ }
+
+ return dif;
+ }
+--- old/lib/wildmatch.c
++++ new/lib/wildmatch.c
@@ -53,6 +53,8 @@
#define ISUPPER(c) (ISASCII(c) && isupper(c))
#define ISXDIGIT(c) (ISASCII(c) && isxdigit(c))
while ((t_ch = *text) == '\0') {
if (*a == NULL) {
if (p_ch != '*')
-@@ -288,10 +292,14 @@ static const uchar *trailing_N_elements(
+@@ -237,12 +241,21 @@ static int dowild(const uchar *p, const
+ * of "text" and any strings in array "a". */
+ static int doliteral(const uchar *s, const uchar *text, const uchar*const *a)
+ {
++ uchar s_ch, t_ch;
+ for ( ; *s != '\0'; text++, s++) {
+ while (*text == '\0') {
+ if ((text = *a++) == NULL)
+ return FALSE;
+ }
+- if (*text != *s)
++ s_ch = *s;
++ t_ch = *text;
++ if (ignore_case) {
++ if (ISUPPER(s_ch))
++ s_ch = tolower(s_ch);
++ if (ISUPPER(t_ch))
++ t_ch = tolower(t_ch);
++ }
++ if (t_ch != s_ch)
+ return FALSE;
+ }
+
+@@ -288,10 +301,14 @@ static const uchar *trailing_N_elements(
int wildmatch(const char *pattern, const char *text)
{
static const uchar *nomore[1]; /* A NULL pointer. */
}
/* Match the "pattern" against the forced-to-lower-case "text" string. */
---- orig/options.c 2005-12-24 07:49:26
-+++ options.c 2005-10-14 19:19:18
-@@ -105,6 +105,7 @@ OFF_T max_size = 0;
+@@ -331,12 +348,14 @@ int wildmatch_array(const char *pattern,
+ if (!text)
+ return FALSE;
+
++ force_lower_case = ignore_case;
++
+ if ((matched = dowild(p, text, a)) != TRUE && where < 0
+ && matched != ABORT_ALL) {
+ while (1) {
+ if (*text == '\0') {
+ if ((text = (uchar*)*a++) == NULL)
+- return FALSE;
++ break;
+ continue;
+ }
+ if (*text++ == '/' && (matched = dowild(p, text, a)) != FALSE
+@@ -344,6 +363,9 @@ int wildmatch_array(const char *pattern,
+ break;
+ }
+ }
++
++ force_lower_case = 0;
++
+ return matched == TRUE;
+ }
+
+--- old/options.c
++++ new/options.c
+@@ -112,6 +112,7 @@ OFF_T max_size = 0;
OFF_T min_size = 0;
int ignore_errors = 0;
int modify_window = 0;
int blocking_io = -1;
int checksum_seed = 0;
int inplace = 0;
-@@ -342,6 +343,7 @@ void usage(enum logcode F)
+@@ -367,6 +368,7 @@ void usage(enum logcode F)
rprintf(F," --include-from=FILE read include patterns from FILE\n");
rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
+ rprintf(F," --ignore-case ignore case when comparing filenames\n");
rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
rprintf(F," --port=PORT specify double-colon alternate port number\n");
- rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
-@@ -485,6 +487,7 @@ static struct poptOption long_options[]
+ rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
+@@ -539,6 +541,7 @@ static struct poptOption long_options[]
{"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
{"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
{"from0", '0', POPT_ARG_NONE, &eol_nulls, 0, 0, 0},
{"numeric-ids", 0, POPT_ARG_NONE, &numeric_ids, 0, 0, 0 },
{"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
{"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
-@@ -1575,6 +1578,9 @@ void server_options(char **args,int *arg
+@@ -1738,6 +1741,9 @@ void server_options(char **args,int *arg
args[ac++] = arg;
}
+ args[ac++] = "--ignore-case";
+
if (partial_dir && am_sender) {
- if (partial_dir != partialdir_for_delayupdate) {
+ if (partial_dir != tmp_partialdir) {
args[ac++] = "--partial-dir";
---- orig/t_stub.c 2005-11-12 20:13:05
-+++ t_stub.c 2005-11-12 20:14:28
-@@ -27,6 +27,7 @@
- **/
-
- int modify_window = 0;
-+int ignore_case = 0;
- int module_id = -1;
- int relative_paths = 0;
- int human_readable = 0;
---- orig/util.c 2005-11-12 20:13:05
-+++ util.c 2005-11-12 20:14:39
-@@ -30,6 +30,7 @@
- extern int verbose;
- extern int dry_run;
- extern int module_id;
-+extern int ignore_case;
- extern int modify_window;
- extern int relative_paths;
- extern int human_readable;
-@@ -1045,11 +1046,23 @@ int u_strcmp(const char *cs1, const char
- {
- const uchar *s1 = (const uchar *)cs1;
- const uchar *s2 = (const uchar *)cs2;
-+
-+ if (ignore_case) {
-+ uchar c1, c2;
-+ while (1) {
-+ c1 = islower(*s1) ? toupper(*s1) : *s1;
-+ c2 = islower(*s2) ? toupper(*s2) : *s2;
-+ if (!c1 || c1 != c2)
-+ break;
-+ s1++, s2++;
-+ }
-
-- while (*s1 && *s2 && (*s1 == *s2)) {
-- s1++; s2++;
-+ return (int)c1 - (int)c2;
- }
-
-+ while (*s1 && *s1 == *s2)
-+ s1++, s2++;
-+
- return (int)*s1 - (int)*s2;
- }
-
---- orig/wildtest.c 2006-01-03 17:26:02
-+++ wildtest.c 2004-08-13 17:19:34
-@@ -16,6 +16,7 @@ int fnmatch_errors = 0;
+--- old/wildtest.c
++++ new/wildtest.c
+@@ -31,6 +31,7 @@ int fnmatch_errors = 0;
#endif
int wildmatch_errors = 0;