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-rw-r--r--src/dir.c105
1 files changed, 62 insertions, 43 deletions
diff --git a/src/dir.c b/src/dir.c
index 5773231..d0edce2 100644
--- a/src/dir.c
+++ b/src/dir.c
@@ -45,7 +45,7 @@
#include <dirent.h>
#include <sys/stat.h> /* stat */
-static char const rcsid[] = "$Id: dir.c,v 1.28 2006/08/20 15:00:34 broeker Exp $";
+static char const rcsid[] = "$Id: dir.c,v 1.31 2009/04/10 13:39:23 broeker Exp $";
#define DIRSEPS " ,:" /* directory list separators */
#define DIRINC 10 /* directory list size increment */
@@ -73,6 +73,7 @@ static struct listitem { /* source file names without view pathing */
} *srcnames[HASHMOD];
/* Internal prototypes: */
+static BOOL accessible_file(char *file);
static BOOL issrcfile(char *file);
static void addsrcdir(char *dir);
static void addincdir(char *name, char *path);
@@ -139,7 +140,7 @@ sourcedir(char *dirlist)
/* compute its path from higher view path source dirs */
for (i = 1; i < nvpsrcdirs; ++i) {
- sprintf(path, "%.*s/%s",
+ snprintf(path, sizeof(path), "%.*s/%s",
PATHLEN - 2 - dir_len,
srcdirs[i], dir);
addsrcdir(path);
@@ -207,7 +208,7 @@ includedir(char *dirlist)
/* compute its path from higher view path source dirs */
for (i = 1; i < nvpsrcdirs; ++i) {
- sprintf(path, "%.*s/%s",
+ snprintf(path, sizeof(path), "%.*s/%s",
PATHLEN - 2 - dir_len,
srcdirs[i], dir);
addincdir(dir, path);
@@ -286,7 +287,7 @@ makefilelist(void)
addsrcfile(s);
} else {
fprintf(stderr, "cscope: cannot find file %s\n",
- file);
+ file);
errorsfound = YES;
}
}
@@ -341,7 +342,7 @@ makefilelist(void)
* -I or -p option with no name after it! */
fprintf(stderr, "\
cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
- namefile);
+ namefile);
unfinished_option = 0;
}
@@ -370,37 +371,37 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
/* this code block used several times in here
* --> make it a macro to avoid unnecessary
* duplication */
-#define HANDLE_OPTION_ARGUMENT(i, s) \
- switch (i) { \
- case 'I': /* #include file directory */ \
- if (firstbuild == YES) { \
- /* expand $ and ~ */ \
- shellpath(dir, sizeof(dir), (s)); \
- includedir(dir); \
- } \
- unfinished_option = 0; \
- done = YES; \
- break; \
- case 'p': /* file path components to display */ \
- if (*(s) < '0' || *(s) > '9') { \
- fprintf(stderr, \
- "cscope: -p option in file %s: missing or invalid numeric value\n", \
- namefile); \
- } \
- dispcomponents = atoi(s); \
- unfinished_option = 0; \
- done = YES; \
- break; \
- default: \
- done = NO; \
- } /* switch(i) */
+#define HANDLE_OPTION_ARGUMENT(i, s) \
+ switch (i) { \
+ case 'I': /* #include file directory */ \
+ if (firstbuild == YES) { \
+ /* expand $ and ~ */ \
+ shellpath(dir, sizeof(dir), (s)); \
+ includedir(dir); \
+ } \
+ unfinished_option = 0; \
+ done = YES; \
+ break; \
+ case 'p': /* file path components to display */ \
+ if (*(s) < '0' || *(s) > '9') { \
+ fprintf(stderr, \
+"cscope: -p option in file %s: missing or invalid numeric value\n", \
+ namefile); \
+ } \
+ dispcomponents = atoi(s); \
+ unfinished_option = 0; \
+ done = YES; \
+ break; \
+ default: \
+ done = NO; \
+ } /* switch(i) */
/* ... and now call it for the first time */
HANDLE_OPTION_ARGUMENT(i, s)
break;
default:
fprintf(stderr, "cscope: only -I, -c, -k, -p, and -T options can be in file %s\n",
- namefile);
+ namefile);
} /* switch(i) */
} /* if('-') */
else if (*path == '"') {
@@ -411,7 +412,8 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
while (in < PATHLEN && point_in_line[in] != '\0') {
if (point_in_line[in] == '"') {
newpath[out] = '\0';
- /* Tell outer loop to skip over this entire quoted string */
+ /* Tell outer loop to skip over this entire
+ * quoted string */
length_of_name = in + 1;
break; /* found end of quoted string */
} else if (point_in_line[in] == '\\'
@@ -436,9 +438,8 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
if ((s = inviewpath(newpath)) != NULL) {
addsrcfile(s);
} else {
- fprintf(stderr,
- "cscope: cannot find file %s\n",
- newpath);
+ fprintf(stderr, "cscope: cannot find file %s\n",
+ newpath);
errorsfound = YES;
}
}
@@ -454,7 +455,7 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
addsrcfile(s);
} else {
fprintf(stderr, "cscope: cannot find file %s\n",
- path);
+ path);
errorsfound = YES;
}
}
@@ -494,7 +495,7 @@ scan_dir(const char *adir, BOOL recurse_dir)
&& (strcmp("..",entry->d_name) != 0)) {
struct stat buf;
- sprintf(path,"%s/%.*s", adir,
+ snprintf(path, sizeof(path), "%s/%.*s", adir,
PATHLEN - 2 - adir_len,
entry->d_name);
@@ -565,7 +566,9 @@ issrcfile(char *path)
&& ((s[0] == 't' && s[1] == 'c' && s[2] == 'c' )
/* C++ source: */
|| (s[0] == 'c' && s[1] == 'p' && s[2] == 'p' )
- || (s[0] == 'c' && s[1] == 'x' && s[2] == 'x' ))
+ || (s[0] == 'c' && s[1] == 'x' && s[2] == 'x' )
+ || (s[0] == 'h' && s[1] == 'p' && s[2] == 'p' )
+ || (s[0] == 'h' && s[1] == 'x' && s[2] == 'x' ))
) {
looks_like_source = YES;
}
@@ -604,14 +607,14 @@ incfile(char *file, char *type)
/* search for the file in the #include directory list */
for (i = 0; i < nincdirs; ++i) {
/* don't include the file from two directories */
- sprintf(name, "%.*s/%s",
+ snprintf(name, sizeof(name), "%.*s/%s",
PATHLEN - 2 - file_len, incnames[i],
file);
if (infilelist(name) == YES) {
break;
}
/* make sure it exists and is readable */
- sprintf(path, "%.*s/%s",
+ snprintf(path, sizeof(path), "%.*s/%s",
PATHLEN - 2 - file_len, incdirs[i],
file);
if (access(compath(path), READ) == 0) {
@@ -639,8 +642,24 @@ infilelist(char *path)
return(NO);
}
-/* search for the file in the view path */
+/* check if a file is readable enough to be allowed in the
+ * database */
+static BOOL
+accessible_file(char *file)
+{
+ if (access(compath(file), READ) == 0) {
+ struct stat stats;
+
+ if (lstat(file, &stats) == 0
+ && S_ISREG(stats.st_mode)) {
+ return YES;
+ }
+ }
+ return NO;
+}
+
+/* search for the file in the view path */
char *
inviewpath(char *file)
{
@@ -648,7 +667,7 @@ inviewpath(char *file)
unsigned int i;
/* look for the file */
- if (access(compath(file), READ) == 0) {
+ if (accessible_file(file)) {
return(file);
}
@@ -659,10 +678,10 @@ inviewpath(char *file)
/* compute its path from higher view path source dirs */
for (i = 1; i < nvpsrcdirs; ++i) {
- sprintf(path, "%.*s/%s",
+ snprintf(path, sizeof(path), "%.*s/%s",
PATHLEN - 2 - file_len, srcdirs[i],
file);
- if (access(compath(path), READ) == 0) {
+ if (accessible_file(path)) {
return(path);
}
}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-04-18 08:42:00 +0000