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Tolerate fields with no data, e.g. "Depends: "

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This commit is contained in:
Glenn L McGrath 2001-07-14 06:25:54 +00:00
parent 06ef16563b
commit 58a5bd187d
2 changed files with 20 additions and 0 deletions
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10
archival/dpkg.c
View File

@ -517,10 +517,19 @@ unsigned int fill_package_struct(char *control_buffer)
field_start += (field_length + 1);
seperator_offset = strcspn(field, ":");
if (seperator_offset == 0) {
free(field);
continue;
}
field_name = xstrndup(field, seperator_offset);
field_value = field + seperator_offset + 1;
field_value += strspn(field_value, " \n\t");
/* Should be able to replace this strlen with pointer arithmatic */
if (strlen(field_value) == 0) {
goto fill_package_struct_cleanup; // Oh no, the dreaded goto statement !!
}
if (strcmp(field_name, "Package") == 0) {
new_node->name = search_name_hashtable(field_value);
}
@ -551,6 +560,7 @@ unsigned int fill_package_struct(char *control_buffer)
else if (strcmp(field_name, "Enhances") == 0) {
add_split_dependencies(new_node, field_value, EDGE_ENHANCES);
}
fill_package_struct_cleanup:
free(field_name);
free(field);
}

10
dpkg.c
View File

@ -517,10 +517,19 @@ unsigned int fill_package_struct(char *control_buffer)
field_start += (field_length + 1);
seperator_offset = strcspn(field, ":");
if (seperator_offset == 0) {
free(field);
continue;
}
field_name = xstrndup(field, seperator_offset);
field_value = field + seperator_offset + 1;
field_value += strspn(field_value, " \n\t");
/* Should be able to replace this strlen with pointer arithmatic */
if (strlen(field_value) == 0) {
goto fill_package_struct_cleanup; // Oh no, the dreaded goto statement !!
}
if (strcmp(field_name, "Package") == 0) {
new_node->name = search_name_hashtable(field_value);
}
@ -551,6 +560,7 @@ unsigned int fill_package_struct(char *control_buffer)
else if (strcmp(field_name, "Enhances") == 0) {
add_split_dependencies(new_node, field_value, EDGE_ENHANCES);
}
fill_package_struct_cleanup:
free(field_name);
free(field);
}