This way a program reading from dpkg-query through a pipe will get the
output in a single read()
---
src/querycmd.c | 27 +++++++++++++++++++++++----
1 file changed, 23 insertions(+), 4 deletions(-)
diff --git a/src/querycmd.c b/src/querycmd.c
index a39ee25..8d3ee7c 100644
--- a/src/querycmd.c
+++ b/src/querycmd.c
@@ -306,6 +306,7 @@ listpackages(const char *const *argv)
static int searchoutput(struct filenamenode *namenode) {
struct filepackages_iterator *iter;
struct pkginfo *pkg_owner;
+ char *out, *t;
int found;
if (namenode->divert) {
@@ -326,16 +327,34 @@ static int searchoutput(struct filenamenode *namenode) {
}
found= 0;
+ out = malloc(256);
+ if (!out) {
+ notice(_("out of memory"));
+ exit(1);
+ }
+ out[0] = '\0';
+
iter = filepackages_iter_new(namenode);
while ((pkg_owner = filepackages_iter_next(iter))) {
- if (found)
- fputs(", ", stdout);
- fputs(pkg_name(pkg_owner, pnaw_nonambig), stdout);
+ if (found) {
+ q = strlen(out) + 2;
+ out = realloc(out, strlen(out) + 2);
+ strcat(out, ", ");
+ }
+ t = (char *) pkg_name(pkg_owner, pnaw_nonambig);
+ out = realloc(out, strlen(out) + strlen(t));
+ strcat(out, t);
found++;
}
filepackages_iter_free(iter);
- if (found) printf(": %s\n",namenode->name);
+ if (found) {
+ out = realloc(out, strlen(out) + strlen(": ") + strlen(namenode->name));
+ strcat(out, ": ");
+ strcat(out, namenode->name);
+ puts(out);
+ free(out);
+ }
return found + (namenode->divert ? 1 : 0);
}
--
1.8.4.rc3
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