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#include "lib.h"
#include "util.h"
#define LINE_SIZE 4096
const char * default_food_lib = "/usr/local/share/food";
const char *
foodlib_env()
{
char * env = getenv("FOODLIB");
if (env) return env;
return default_food_lib;
}
static int
rcp_find(char *** lib, int lib_n, const char * path)
{
int n = lib_n;
char line[LINE_SIZE];
FILE *fp;
char cmd[LINE_SIZE] = "/bin/find -L ";
strcat(cmd, path);
strcat(cmd, " -name '*.rcp'");
fp = popen(cmd, "r");
if (fp == NULL) {
fprintf(stderr, "Couldn't run /bin/find\n");
return 0;
}
/* Read the output a line at a time */
while (fgets(line, sizeof(line), fp) != NULL) {
*lib = realloc(*lib, sizeof(char **) * (n + 1));
trim(line);
(*lib)[n] = strdup(line);
fdebug("%d: %s\n", n, (*lib)[n]);
n = n + 1;
}
/* close */
pclose(fp);
return n;
}
int
collect_library(char *** dst,
char * argv[], int argc, int optind,
char includes[][2048], int includes_n)
{
int n = 0;
char ** lib = NULL;
for (int i = optind; i < argc; i++) {
lib = realloc(lib, sizeof(char **) * (n + 1));
lib[n] = strdup(argv[i]);
fdebug("%d: %s\n", n, lib[n]);
n = n + 1;
}
//n += rcp_find(&lib, "/home/gramanas/code/foodtools/lib/");
for (int i = 0; i < includes_n; i++) {
n = rcp_find(&lib, n, includes[i]);
}
n = rcp_find(&lib, n, foodlib_env());
*dst = lib;
return n; // no of items
}
void
free_library(char ** lib, int n) {
for (int i = 0; i < n; i++) {
free(lib[i]);
}
free(lib);
}
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