initial commit

.gitignore

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+.idea/
+build/
+

src/main.c

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+/* cquote - quote manager and random quote generator
+ * Strict ANSI C89
+ * Compatible with cnotes via CSV
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#define MAX_LINE 1024
+#define MAX_FIELD 512
+#define DB_NAME ".cquote.db"
+
+/* Simple CSV field writer with quoting */
+static void write_quoted(FILE *f, const char *s)
+{
+    int needs_quote = 0;
+    const char *p;
+    for (p = s; *p; p++) {
+        if (*p == ',' || *p == '"' || *p == '\n') {
+            needs_quote = 1;
+            break;
+        }
+    }
+    if (needs_quote) fputc('"', f);
+    for (p = s; *p; p++) {
+        if (*p == '"') fputc('"', f);
+        fputc(*p, f);
+    }
+    if (needs_quote) fputc('"', f);
+}
+
+/* Append a new quote to the database */
+static int quote_add(const char *quote, const char *author, const char *tags)
+{
+    FILE *f;
+    char path[256];
+    char *home = getenv("HOME");
+    if (!home) home = getenv("USERPROFILE");
+    if (!home) home = ".";
+
+    sprintf(path, "%s/%s", home, DB_NAME);
+
+    f = fopen(path, "a");
+    if (!f) {
+        fprintf(stderr, "cquote: cannot open %s\n", path);
+        return 1;
+    }
+
+    write_quoted(f, quote);
+    fputc(',', f);
+    write_quoted(f, author ? author : "");
+    fputc(',', f);
+    write_quoted(f, tags ? tags : "");
+    fputc(',', f);
+    fprintf(f, "%04d-%02d-%02d\n",
+            1900 + localtime(NULL)->tm_year,
+            1 + localtime(NULL)->tm_mon,
+            localtime(NULL)->tm_mday);
+
+    fclose(f);
+    return 0;
+}
+
+/* Very simple CSV field reader (one record at a time) */
+static int read_field(FILE *f, char *buf, int size)
+{
+    int c, i = 0, quoted = 0;
+    while ((c = fgetc(f)) != EOF) {
+        if (i >= size-1) break;
+        if (c == '"' && !quoted) { quoted = 1; continue; }
+        if (c == '"' && quoted) {
+            c = fgetc(f);
+            if (c != '"') { ungetc(c, f); break; }
+        }
+        if (!quoted && (c == ',' || c == '\n')) {
+            ungetc(c, f);
+            break;
+        }
+        buf[i++] = c;
+    }
+    buf[i] = '\0';
+    if (c == '\n' || c == EOF) return 1; /* end of record */
+    return 0;
+}
+
+/* Print a random quote */
+static void quote_random(void)
+{
+    FILE *f;
+    char path[256], line[MAX_LINE];
+    char quote[MAX_FIELD], author[MAX_FIELD], tags[MAX_FIELD], date[MAX_FIELD];
+    int count = 0, choice;
+    char *home = getenv("HOME");
+    if (!home) home = getenv("USERPROFILE");
+    if (!home) home = ".";
+
+    sprintf(path, "%s/%s", home, DB_NAME);
+    f = fopen(path, "r");
+    if (!f) {
+        printf("No quotes yet. Use: cquote add \"quote\" \"Author\" tag1 tag2\n");
+        return;
+    }
+
+    /* Count lines */
+    while (fgets(line, sizeof(line), f)) count++;
+    if (count == 0) {
+        fclose(f);
+        printf("No quotes yet.\n");
+        return;
+    }
+
+    rewind(f);
+    srand((unsigned)time(NULL));
+    choice = rand() % count;
+
+    while (choice-- >= 0) {
+        if (!fgets(line, sizeof(line), f)) break;
+    }
+
+    /* Parse the chosen line */
+    FILE *mem = fmemopen(line, strlen(line), "r"); /* not ANSI, fallback below */
+    /* Simple fallback parser for strict C89 */
+    /* For now, just print the raw line - we can improve later */
+    printf("%s", line);
+
+    fclose(f);
+}
+
+/* Very basic search */
+static void quote_search(const char *term)
+{
+    /* Placeholder - implement line-by-line read and strstr */
+    printf("Search for '%s' not yet implemented.\n", term);
+}
+
+/* List all quotes */
+static void quote_list(void)
+{
+    /* Placeholder */
+    printf("List not yet implemented.\n");
+}
+
+static void usage(void)
+{
+    printf("Usage: cquote <command> [args...]\n");
+    printf("  add \"quote\" \"Author\" [tag1 tag2 ...]\n");
+    printf("  random\n");
+    printf("  search term\n");
+    printf("  list\n");
+}
+
+int main(int argc, char *argv[])
+{
+    if (argc < 2) {
+        usage();
+        return 1;
+    }
+
+    if (strcmp(argv[1], "add") == 0) {
+        if (argc < 3) {
+            usage();
+            return 1;
+        }
+        return quote_add(argv[2], argc > 3 ? argv[3] : "", argc > 4 ? argv[4] : "");
+    }
+    else if (strcmp(argv[1], "random") == 0) {
+        quote_random();
+    }
+    else if (strcmp(argv[1], "search") == 0) {
+        if (argc < 3) usage();
+        else quote_search(argv[2]);
+    }
+    else if (strcmp(argv[1], "list") == 0) {
+        quote_list();
+    }
+    else {
+        usage();
+        return 1;
+    }
+
+    return 0;
+}
+